Mercurial > illumos > illumos-gate
annotate usr/src/uts/common/fs/zfs/spa.c @ 9790:e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
6844158 assertion failed: vd->vdev_ops == &vdev_mirror_ops, file: ../../common/fs/zfs/zvol.c, line: 1054
6846024 allow grub to findroot /boot/grub/menu.lst if opening menu.lst from the boot device fails
| author | Lin Ling <Lin.Ling@Sun.COM> |
|---|---|
| date | Thu, 04 Jun 2009 17:15:02 -0700 |
| parents | 0bf7402e8022 |
| children | 847676ec1c5b |
| rev | line source |
|---|---|
| 789 | 1 /* |
| 2 * CDDL HEADER START | |
| 3 * | |
| 4 * The contents of this file are subject to the terms of the | |
| 1544 | 5 * Common Development and Distribution License (the "License"). |
| 6 * You may not use this file except in compliance with the License. | |
| 789 | 7 * |
| 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE | |
| 9 * or http://www.opensolaris.org/os/licensing. | |
| 10 * See the License for the specific language governing permissions | |
| 11 * and limitations under the License. | |
| 12 * | |
| 13 * When distributing Covered Code, include this CDDL HEADER in each | |
| 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. | |
| 15 * If applicable, add the following below this CDDL HEADER, with the | |
| 16 * fields enclosed by brackets "[]" replaced with your own identifying | |
| 17 * information: Portions Copyright [yyyy] [name of copyright owner] | |
| 18 * | |
| 19 * CDDL HEADER END | |
| 20 */ | |
| 2082 | 21 |
| 789 | 22 /* |
|
8525
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. |
| 789 | 24 * Use is subject to license terms. |
| 25 */ | |
| 26 | |
| 27 /* | |
| 28 * This file contains all the routines used when modifying on-disk SPA state. | |
| 29 * This includes opening, importing, destroying, exporting a pool, and syncing a | |
| 30 * pool. | |
| 31 */ | |
| 32 | |
| 33 #include <sys/zfs_context.h> | |
| 1544 | 34 #include <sys/fm/fs/zfs.h> |
| 789 | 35 #include <sys/spa_impl.h> |
| 36 #include <sys/zio.h> | |
| 37 #include <sys/zio_checksum.h> | |
| 38 #include <sys/zio_compress.h> | |
| 39 #include <sys/dmu.h> | |
| 40 #include <sys/dmu_tx.h> | |
| 41 #include <sys/zap.h> | |
| 42 #include <sys/zil.h> | |
| 43 #include <sys/vdev_impl.h> | |
| 44 #include <sys/metaslab.h> | |
| 45 #include <sys/uberblock_impl.h> | |
| 46 #include <sys/txg.h> | |
| 47 #include <sys/avl.h> | |
| 48 #include <sys/dmu_traverse.h> | |
| 3912 | 49 #include <sys/dmu_objset.h> |
| 789 | 50 #include <sys/unique.h> |
| 51 #include <sys/dsl_pool.h> | |
| 3912 | 52 #include <sys/dsl_dataset.h> |
| 789 | 53 #include <sys/dsl_dir.h> |
| 54 #include <sys/dsl_prop.h> | |
| 3912 | 55 #include <sys/dsl_synctask.h> |
| 789 | 56 #include <sys/fs/zfs.h> |
| 5450 | 57 #include <sys/arc.h> |
| 789 | 58 #include <sys/callb.h> |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
59 #include <sys/systeminfo.h> |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
60 #include <sys/sunddi.h> |
| 6423 | 61 #include <sys/spa_boot.h> |
| 789 | 62 |
|
8662
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
63 #ifdef _KERNEL |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
64 #include <sys/zone.h> |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
65 #endif /* _KERNEL */ |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
66 |
| 5094 | 67 #include "zfs_prop.h" |
|
5913
a77f8ad2ce63
6575965 panic/thread=2a1016b5ca0: BAD TRAP: type=9 rp=1858500 addr=0 mmu_fsr=0, really, truly out of space
perrin
parents:
5886
diff
changeset
|
68 #include "zfs_comutil.h" |
| 5094 | 69 |
|
9515
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
70 enum zti_modes { |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
71 zti_mode_fixed, /* value is # of threads (min 1) */ |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
72 zti_mode_online_percent, /* value is % of online CPUs */ |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
73 zti_mode_tune, /* fill from zio_taskq_tune_* */ |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
74 zti_nmodes |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
75 }; |
| 2986 | 76 |
|
9515
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
77 #define ZTI_THREAD_FIX(n) { zti_mode_fixed, (n) } |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
78 #define ZTI_THREAD_PCT(n) { zti_mode_online_percent, (n) } |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
79 #define ZTI_THREAD_TUNE { zti_mode_tune, 0 } |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
80 |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
81 #define ZTI_THREAD_ONE ZTI_THREAD_FIX(1) |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
82 |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
83 typedef struct zio_taskq_info { |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
84 const char *zti_name; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
85 struct { |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
86 enum zti_modes zti_mode; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
87 uint_t zti_value; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
88 } zti_nthreads[ZIO_TASKQ_TYPES]; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
89 } zio_taskq_info_t; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
90 |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
91 static const char *const zio_taskq_types[ZIO_TASKQ_TYPES] = { |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
92 "issue", "intr" |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
93 }; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
94 |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
95 const zio_taskq_info_t zio_taskqs[ZIO_TYPES] = { |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
96 /* ISSUE INTR */ |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
97 { "spa_zio_null", { ZTI_THREAD_ONE, ZTI_THREAD_ONE } }, |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
98 { "spa_zio_read", { ZTI_THREAD_FIX(8), ZTI_THREAD_TUNE } }, |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
99 { "spa_zio_write", { ZTI_THREAD_TUNE, ZTI_THREAD_FIX(8) } }, |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
100 { "spa_zio_free", { ZTI_THREAD_ONE, ZTI_THREAD_ONE } }, |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
101 { "spa_zio_claim", { ZTI_THREAD_ONE, ZTI_THREAD_ONE } }, |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
102 { "spa_zio_ioctl", { ZTI_THREAD_ONE, ZTI_THREAD_ONE } }, |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
103 }; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
104 |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
105 enum zti_modes zio_taskq_tune_mode = zti_mode_online_percent; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
106 uint_t zio_taskq_tune_value = 80; /* #threads = 80% of # online CPUs */ |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
107 |
| 5094 | 108 static void spa_sync_props(void *arg1, void *arg2, cred_t *cr, dmu_tx_t *tx); |
|
7214
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
109 static boolean_t spa_has_active_shared_spare(spa_t *spa); |
| 5094 | 110 |
| 111 /* | |
| 112 * ========================================================================== | |
| 113 * SPA properties routines | |
| 114 * ========================================================================== | |
| 115 */ | |
| 116 | |
| 117 /* | |
| 118 * Add a (source=src, propname=propval) list to an nvlist. | |
| 119 */ | |
|
5949
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
120 static void |
| 5094 | 121 spa_prop_add_list(nvlist_t *nvl, zpool_prop_t prop, char *strval, |
| 122 uint64_t intval, zprop_source_t src) | |
| 123 { | |
| 124 const char *propname = zpool_prop_to_name(prop); | |
| 125 nvlist_t *propval; | |
|
5949
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
126 |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
127 VERIFY(nvlist_alloc(&propval, NV_UNIQUE_NAME, KM_SLEEP) == 0); |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
128 VERIFY(nvlist_add_uint64(propval, ZPROP_SOURCE, src) == 0); |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
129 |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
130 if (strval != NULL) |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
131 VERIFY(nvlist_add_string(propval, ZPROP_VALUE, strval) == 0); |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
132 else |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
133 VERIFY(nvlist_add_uint64(propval, ZPROP_VALUE, intval) == 0); |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
134 |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
135 VERIFY(nvlist_add_nvlist(nvl, propname, propval) == 0); |
| 5094 | 136 nvlist_free(propval); |
| 137 } | |
| 138 | |
| 139 /* | |
| 140 * Get property values from the spa configuration. | |
| 141 */ | |
|
5949
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
142 static void |
| 5094 | 143 spa_prop_get_config(spa_t *spa, nvlist_t **nvp) |
| 144 { | |
|
8525
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
145 uint64_t size; |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
146 uint64_t used; |
| 5094 | 147 uint64_t cap, version; |
| 148 zprop_source_t src = ZPROP_SRC_NONE; | |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
149 spa_config_dirent_t *dp; |
| 5094 | 150 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
151 ASSERT(MUTEX_HELD(&spa->spa_props_lock)); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
152 |
|
8525
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
153 if (spa->spa_root_vdev != NULL) { |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
154 size = spa_get_space(spa); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
155 used = spa_get_alloc(spa); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
156 spa_prop_add_list(*nvp, ZPOOL_PROP_NAME, spa_name(spa), 0, src); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
157 spa_prop_add_list(*nvp, ZPOOL_PROP_SIZE, NULL, size, src); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
158 spa_prop_add_list(*nvp, ZPOOL_PROP_USED, NULL, used, src); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
159 spa_prop_add_list(*nvp, ZPOOL_PROP_AVAILABLE, NULL, |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
160 size - used, src); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
161 |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
162 cap = (size == 0) ? 0 : (used * 100 / size); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
163 spa_prop_add_list(*nvp, ZPOOL_PROP_CAPACITY, NULL, cap, src); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
164 |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
165 spa_prop_add_list(*nvp, ZPOOL_PROP_HEALTH, NULL, |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
166 spa->spa_root_vdev->vdev_state, src); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
167 |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
168 version = spa_version(spa); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
169 if (version == zpool_prop_default_numeric(ZPOOL_PROP_VERSION)) |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
170 src = ZPROP_SRC_DEFAULT; |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
171 else |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
172 src = ZPROP_SRC_LOCAL; |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
173 spa_prop_add_list(*nvp, ZPOOL_PROP_VERSION, NULL, version, src); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
174 } |
|
5949
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
175 |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
176 spa_prop_add_list(*nvp, ZPOOL_PROP_GUID, NULL, spa_guid(spa), src); |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
177 |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
178 if (spa->spa_root != NULL) |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
179 spa_prop_add_list(*nvp, ZPOOL_PROP_ALTROOT, spa->spa_root, |
|
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
180 0, ZPROP_SRC_LOCAL); |
| 5094 | 181 |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
182 if ((dp = list_head(&spa->spa_config_list)) != NULL) { |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
183 if (dp->scd_path == NULL) { |
|
5949
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
184 spa_prop_add_list(*nvp, ZPOOL_PROP_CACHEFILE, |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
185 "none", 0, ZPROP_SRC_LOCAL); |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
186 } else if (strcmp(dp->scd_path, spa_config_path) != 0) { |
|
5949
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
187 spa_prop_add_list(*nvp, ZPOOL_PROP_CACHEFILE, |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
188 dp->scd_path, 0, ZPROP_SRC_LOCAL); |
| 5363 | 189 } |
| 190 } | |
| 5094 | 191 } |
| 192 | |
| 193 /* | |
| 194 * Get zpool property values. | |
| 195 */ | |
| 196 int | |
| 197 spa_prop_get(spa_t *spa, nvlist_t **nvp) | |
| 198 { | |
| 199 zap_cursor_t zc; | |
| 200 zap_attribute_t za; | |
| 201 objset_t *mos = spa->spa_meta_objset; | |
| 202 int err; | |
| 203 | |
|
5949
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
204 VERIFY(nvlist_alloc(nvp, NV_UNIQUE_NAME, KM_SLEEP) == 0); |
| 5094 | 205 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
206 mutex_enter(&spa->spa_props_lock); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
207 |
| 5094 | 208 /* |
| 209 * Get properties from the spa config. | |
| 210 */ | |
|
5949
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
211 spa_prop_get_config(spa, nvp); |
| 5094 | 212 |
| 213 /* If no pool property object, no more prop to get. */ | |
| 214 if (spa->spa_pool_props_object == 0) { | |
| 215 mutex_exit(&spa->spa_props_lock); | |
| 216 return (0); | |
| 217 } | |
| 218 | |
| 219 /* | |
| 220 * Get properties from the MOS pool property object. | |
| 221 */ | |
| 222 for (zap_cursor_init(&zc, mos, spa->spa_pool_props_object); | |
| 223 (err = zap_cursor_retrieve(&zc, &za)) == 0; | |
| 224 zap_cursor_advance(&zc)) { | |
| 225 uint64_t intval = 0; | |
| 226 char *strval = NULL; | |
| 227 zprop_source_t src = ZPROP_SRC_DEFAULT; | |
| 228 zpool_prop_t prop; | |
| 229 | |
| 230 if ((prop = zpool_name_to_prop(za.za_name)) == ZPROP_INVAL) | |
| 231 continue; | |
| 232 | |
| 233 switch (za.za_integer_length) { | |
| 234 case 8: | |
| 235 /* integer property */ | |
| 236 if (za.za_first_integer != | |
| 237 zpool_prop_default_numeric(prop)) | |
| 238 src = ZPROP_SRC_LOCAL; | |
| 239 | |
| 240 if (prop == ZPOOL_PROP_BOOTFS) { | |
| 241 dsl_pool_t *dp; | |
| 242 dsl_dataset_t *ds = NULL; | |
| 243 | |
| 244 dp = spa_get_dsl(spa); | |
| 245 rw_enter(&dp->dp_config_rwlock, RW_READER); | |
|
6689
47572a2f5e73
6610506 Eliminate or improve retry logic from callers of dmu_objset_open()
maybee
parents:
6673
diff
changeset
|
246 if (err = dsl_dataset_hold_obj(dp, |
|
47572a2f5e73
6610506 Eliminate or improve retry logic from callers of dmu_objset_open()
maybee
parents:
6673
diff
changeset
|
247 za.za_first_integer, FTAG, &ds)) { |
| 5094 | 248 rw_exit(&dp->dp_config_rwlock); |
| 249 break; | |
| 250 } | |
| 251 | |
| 252 strval = kmem_alloc( | |
| 253 MAXNAMELEN + strlen(MOS_DIR_NAME) + 1, | |
| 254 KM_SLEEP); | |
| 255 dsl_dataset_name(ds, strval); | |
|
6689
47572a2f5e73
6610506 Eliminate or improve retry logic from callers of dmu_objset_open()
maybee
parents:
6673
diff
changeset
|
256 dsl_dataset_rele(ds, FTAG); |
| 5094 | 257 rw_exit(&dp->dp_config_rwlock); |
| 258 } else { | |
| 259 strval = NULL; | |
| 260 intval = za.za_first_integer; | |
| 261 } | |
| 262 | |
|
5949
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
263 spa_prop_add_list(*nvp, prop, strval, intval, src); |
| 5094 | 264 |
| 265 if (strval != NULL) | |
| 266 kmem_free(strval, | |
| 267 MAXNAMELEN + strlen(MOS_DIR_NAME) + 1); | |
| 268 | |
| 269 break; | |
| 270 | |
| 271 case 1: | |
| 272 /* string property */ | |
| 273 strval = kmem_alloc(za.za_num_integers, KM_SLEEP); | |
| 274 err = zap_lookup(mos, spa->spa_pool_props_object, | |
| 275 za.za_name, 1, za.za_num_integers, strval); | |
| 276 if (err) { | |
| 277 kmem_free(strval, za.za_num_integers); | |
| 278 break; | |
| 279 } | |
|
5949
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
280 spa_prop_add_list(*nvp, prop, strval, 0, src); |
| 5094 | 281 kmem_free(strval, za.za_num_integers); |
| 282 break; | |
| 283 | |
| 284 default: | |
| 285 break; | |
| 286 } | |
| 287 } | |
| 288 zap_cursor_fini(&zc); | |
| 289 mutex_exit(&spa->spa_props_lock); | |
| 290 out: | |
| 291 if (err && err != ENOENT) { | |
| 292 nvlist_free(*nvp); | |
|
5949
02e692d1cb28
6654224 zfs_ioc_pool_get_props() double-frees nvlist on error
lling
parents:
5913
diff
changeset
|
293 *nvp = NULL; |
| 5094 | 294 return (err); |
| 295 } | |
| 296 | |
| 297 return (0); | |
| 298 } | |
| 299 | |
| 300 /* | |
| 301 * Validate the given pool properties nvlist and modify the list | |
| 302 * for the property values to be set. | |
| 303 */ | |
| 304 static int | |
| 305 spa_prop_validate(spa_t *spa, nvlist_t *props) | |
| 306 { | |
| 307 nvpair_t *elem; | |
| 308 int error = 0, reset_bootfs = 0; | |
| 309 uint64_t objnum; | |
| 310 | |
| 311 elem = NULL; | |
| 312 while ((elem = nvlist_next_nvpair(props, elem)) != NULL) { | |
| 313 zpool_prop_t prop; | |
| 314 char *propname, *strval; | |
| 315 uint64_t intval; | |
| 316 objset_t *os; | |
| 5363 | 317 char *slash; |
| 5094 | 318 |
| 319 propname = nvpair_name(elem); | |
| 320 | |
| 321 if ((prop = zpool_name_to_prop(propname)) == ZPROP_INVAL) | |
| 322 return (EINVAL); | |
| 323 | |
| 324 switch (prop) { | |
| 325 case ZPOOL_PROP_VERSION: | |
| 326 error = nvpair_value_uint64(elem, &intval); | |
| 327 if (!error && | |
| 328 (intval < spa_version(spa) || intval > SPA_VERSION)) | |
| 329 error = EINVAL; | |
| 330 break; | |
| 331 | |
| 332 case ZPOOL_PROP_DELEGATION: | |
| 333 case ZPOOL_PROP_AUTOREPLACE: | |
|
7538
18c2451107fd
PSARC 2008/469 Excluding snapshot info from 'zfs list'
Rich Morris <Richard.Morris@Sun.COM>
parents:
7497
diff
changeset
|
334 case ZPOOL_PROP_LISTSNAPS: |
| 5094 | 335 error = nvpair_value_uint64(elem, &intval); |
| 336 if (!error && intval > 1) | |
| 337 error = EINVAL; | |
| 338 break; | |
| 339 | |
| 340 case ZPOOL_PROP_BOOTFS: | |
|
9630
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
341 /* |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
342 * If the pool version is less than SPA_VERSION_BOOTFS, |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
343 * or the pool is still being created (version == 0), |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
344 * the bootfs property cannot be set. |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
345 */ |
| 5094 | 346 if (spa_version(spa) < SPA_VERSION_BOOTFS) { |
| 347 error = ENOTSUP; | |
| 348 break; | |
| 349 } | |
| 350 | |
| 351 /* | |
|
7042
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
352 * Make sure the vdev config is bootable |
| 5094 | 353 */ |
|
7042
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
354 if (!vdev_is_bootable(spa->spa_root_vdev)) { |
| 5094 | 355 error = ENOTSUP; |
| 356 break; | |
| 357 } | |
| 358 | |
| 359 reset_bootfs = 1; | |
| 360 | |
| 361 error = nvpair_value_string(elem, &strval); | |
| 362 | |
| 363 if (!error) { | |
|
7042
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
364 uint64_t compress; |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
365 |
| 5094 | 366 if (strval == NULL || strval[0] == '\0') { |
| 367 objnum = zpool_prop_default_numeric( | |
| 368 ZPOOL_PROP_BOOTFS); | |
| 369 break; | |
| 370 } | |
| 371 | |
| 372 if (error = dmu_objset_open(strval, DMU_OST_ZFS, | |
|
6689
47572a2f5e73
6610506 Eliminate or improve retry logic from callers of dmu_objset_open()
maybee
parents:
6673
diff
changeset
|
373 DS_MODE_USER | DS_MODE_READONLY, &os)) |
| 5094 | 374 break; |
|
7042
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
375 |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
376 /* We don't support gzip bootable datasets */ |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
377 if ((error = dsl_prop_get_integer(strval, |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
378 zfs_prop_to_name(ZFS_PROP_COMPRESSION), |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
379 &compress, NULL)) == 0 && |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
380 !BOOTFS_COMPRESS_VALID(compress)) { |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
381 error = ENOTSUP; |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
382 } else { |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
383 objnum = dmu_objset_id(os); |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6995
diff
changeset
|
384 } |
| 5094 | 385 dmu_objset_close(os); |
| 386 } | |
| 387 break; | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
388 |
| 5329 | 389 case ZPOOL_PROP_FAILUREMODE: |
| 390 error = nvpair_value_uint64(elem, &intval); | |
| 391 if (!error && (intval < ZIO_FAILURE_MODE_WAIT || | |
| 392 intval > ZIO_FAILURE_MODE_PANIC)) | |
| 393 error = EINVAL; | |
| 394 | |
| 395 /* | |
| 396 * This is a special case which only occurs when | |
| 397 * the pool has completely failed. This allows | |
| 398 * the user to change the in-core failmode property | |
| 399 * without syncing it out to disk (I/Os might | |
| 400 * currently be blocked). We do this by returning | |
| 401 * EIO to the caller (spa_prop_set) to trick it | |
| 402 * into thinking we encountered a property validation | |
| 403 * error. | |
| 404 */ | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
405 if (!error && spa_suspended(spa)) { |
| 5329 | 406 spa->spa_failmode = intval; |
| 407 error = EIO; | |
| 408 } | |
| 409 break; | |
| 5363 | 410 |
| 411 case ZPOOL_PROP_CACHEFILE: | |
| 412 if ((error = nvpair_value_string(elem, &strval)) != 0) | |
| 413 break; | |
| 414 | |
| 415 if (strval[0] == '\0') | |
| 416 break; | |
| 417 | |
| 418 if (strcmp(strval, "none") == 0) | |
| 419 break; | |
| 420 | |
| 421 if (strval[0] != '/') { | |
| 422 error = EINVAL; | |
| 423 break; | |
| 424 } | |
| 425 | |
| 426 slash = strrchr(strval, '/'); | |
| 427 ASSERT(slash != NULL); | |
| 428 | |
| 429 if (slash[1] == '\0' || strcmp(slash, "/.") == 0 || | |
| 430 strcmp(slash, "/..") == 0) | |
| 431 error = EINVAL; | |
| 432 break; | |
| 5094 | 433 } |
| 434 | |
| 435 if (error) | |
| 436 break; | |
| 437 } | |
| 438 | |
| 439 if (!error && reset_bootfs) { | |
| 440 error = nvlist_remove(props, | |
| 441 zpool_prop_to_name(ZPOOL_PROP_BOOTFS), DATA_TYPE_STRING); | |
| 442 | |
| 443 if (!error) { | |
| 444 error = nvlist_add_uint64(props, | |
| 445 zpool_prop_to_name(ZPOOL_PROP_BOOTFS), objnum); | |
| 446 } | |
| 447 } | |
| 448 | |
| 449 return (error); | |
| 450 } | |
| 451 | |
|
8525
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
452 void |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
453 spa_configfile_set(spa_t *spa, nvlist_t *nvp, boolean_t need_sync) |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
454 { |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
455 char *cachefile; |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
456 spa_config_dirent_t *dp; |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
457 |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
458 if (nvlist_lookup_string(nvp, zpool_prop_to_name(ZPOOL_PROP_CACHEFILE), |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
459 &cachefile) != 0) |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
460 return; |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
461 |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
462 dp = kmem_alloc(sizeof (spa_config_dirent_t), |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
463 KM_SLEEP); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
464 |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
465 if (cachefile[0] == '\0') |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
466 dp->scd_path = spa_strdup(spa_config_path); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
467 else if (strcmp(cachefile, "none") == 0) |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
468 dp->scd_path = NULL; |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
469 else |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
470 dp->scd_path = spa_strdup(cachefile); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
471 |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
472 list_insert_head(&spa->spa_config_list, dp); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
473 if (need_sync) |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
474 spa_async_request(spa, SPA_ASYNC_CONFIG_UPDATE); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
475 } |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
476 |
| 5094 | 477 int |
| 478 spa_prop_set(spa_t *spa, nvlist_t *nvp) | |
| 479 { | |
| 480 int error; | |
|
8525
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
481 nvpair_t *elem; |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
482 boolean_t need_sync = B_FALSE; |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
483 zpool_prop_t prop; |
| 5094 | 484 |
| 485 if ((error = spa_prop_validate(spa, nvp)) != 0) | |
| 486 return (error); | |
| 487 | |
|
8525
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
488 elem = NULL; |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
489 while ((elem = nvlist_next_nvpair(nvp, elem)) != NULL) { |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
490 if ((prop = zpool_name_to_prop( |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
491 nvpair_name(elem))) == ZPROP_INVAL) |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
492 return (EINVAL); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
493 |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
494 if (prop == ZPOOL_PROP_CACHEFILE || prop == ZPOOL_PROP_ALTROOT) |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
495 continue; |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
496 |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
497 need_sync = B_TRUE; |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
498 break; |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
499 } |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
500 |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
501 if (need_sync) |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
502 return (dsl_sync_task_do(spa_get_dsl(spa), NULL, spa_sync_props, |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
503 spa, nvp, 3)); |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
504 else |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
505 return (0); |
| 5094 | 506 } |
| 507 | |
| 508 /* | |
| 509 * If the bootfs property value is dsobj, clear it. | |
| 510 */ | |
| 511 void | |
| 512 spa_prop_clear_bootfs(spa_t *spa, uint64_t dsobj, dmu_tx_t *tx) | |
| 513 { | |
| 514 if (spa->spa_bootfs == dsobj && spa->spa_pool_props_object != 0) { | |
| 515 VERIFY(zap_remove(spa->spa_meta_objset, | |
| 516 spa->spa_pool_props_object, | |
| 517 zpool_prop_to_name(ZPOOL_PROP_BOOTFS), tx) == 0); | |
| 518 spa->spa_bootfs = 0; | |
| 519 } | |
| 520 } | |
| 521 | |
| 789 | 522 /* |
| 523 * ========================================================================== | |
| 524 * SPA state manipulation (open/create/destroy/import/export) | |
| 525 * ========================================================================== | |
| 526 */ | |
| 527 | |
| 1544 | 528 static int |
| 529 spa_error_entry_compare(const void *a, const void *b) | |
| 530 { | |
| 531 spa_error_entry_t *sa = (spa_error_entry_t *)a; | |
| 532 spa_error_entry_t *sb = (spa_error_entry_t *)b; | |
| 533 int ret; | |
| 534 | |
| 535 ret = bcmp(&sa->se_bookmark, &sb->se_bookmark, | |
| 536 sizeof (zbookmark_t)); | |
| 537 | |
| 538 if (ret < 0) | |
| 539 return (-1); | |
| 540 else if (ret > 0) | |
| 541 return (1); | |
| 542 else | |
| 543 return (0); | |
| 544 } | |
| 545 | |
| 546 /* | |
| 547 * Utility function which retrieves copies of the current logs and | |
| 548 * re-initializes them in the process. | |
| 549 */ | |
| 550 void | |
| 551 spa_get_errlists(spa_t *spa, avl_tree_t *last, avl_tree_t *scrub) | |
| 552 { | |
| 553 ASSERT(MUTEX_HELD(&spa->spa_errlist_lock)); | |
| 554 | |
| 555 bcopy(&spa->spa_errlist_last, last, sizeof (avl_tree_t)); | |
| 556 bcopy(&spa->spa_errlist_scrub, scrub, sizeof (avl_tree_t)); | |
| 557 | |
| 558 avl_create(&spa->spa_errlist_scrub, | |
| 559 spa_error_entry_compare, sizeof (spa_error_entry_t), | |
| 560 offsetof(spa_error_entry_t, se_avl)); | |
| 561 avl_create(&spa->spa_errlist_last, | |
| 562 spa_error_entry_compare, sizeof (spa_error_entry_t), | |
| 563 offsetof(spa_error_entry_t, se_avl)); | |
| 564 } | |
| 565 | |
| 789 | 566 /* |
| 567 * Activate an uninitialized pool. | |
| 568 */ | |
| 569 static void | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
570 spa_activate(spa_t *spa, int mode) |
| 789 | 571 { |
| 572 ASSERT(spa->spa_state == POOL_STATE_UNINITIALIZED); | |
| 573 | |
| 574 spa->spa_state = POOL_STATE_ACTIVE; | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
575 spa->spa_mode = mode; |
| 789 | 576 |
|
9480
fcff33da767f
6596237 Stop looking and start ganging
George Wilson <George.Wilson@Sun.COM>
parents:
9425
diff
changeset
|
577 spa->spa_normal_class = metaslab_class_create(zfs_metaslab_ops); |
|
fcff33da767f
6596237 Stop looking and start ganging
George Wilson <George.Wilson@Sun.COM>
parents:
9425
diff
changeset
|
578 spa->spa_log_class = metaslab_class_create(zfs_metaslab_ops); |
| 789 | 579 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
580 for (int t = 0; t < ZIO_TYPES; t++) { |
|
9515
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
581 const zio_taskq_info_t *ztip = &zio_taskqs[t]; |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
582 for (int q = 0; q < ZIO_TASKQ_TYPES; q++) { |
|
9515
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
583 enum zti_modes mode = ztip->zti_nthreads[q].zti_mode; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
584 uint_t value = ztip->zti_nthreads[q].zti_value; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
585 char name[32]; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
586 |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
587 (void) snprintf(name, sizeof (name), |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
588 "%s_%s", ztip->zti_name, zio_taskq_types[q]); |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
589 |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
590 if (mode == zti_mode_tune) { |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
591 mode = zio_taskq_tune_mode; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
592 value = zio_taskq_tune_value; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
593 if (mode == zti_mode_tune) |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
594 mode = zti_mode_online_percent; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
595 } |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
596 |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
597 switch (mode) { |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
598 case zti_mode_fixed: |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
599 ASSERT3U(value, >=, 1); |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
600 value = MAX(value, 1); |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
601 |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
602 spa->spa_zio_taskq[t][q] = taskq_create(name, |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
603 value, maxclsyspri, 50, INT_MAX, |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
604 TASKQ_PREPOPULATE); |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
605 break; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
606 |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
607 case zti_mode_online_percent: |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
608 spa->spa_zio_taskq[t][q] = taskq_create(name, |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
609 value, maxclsyspri, 50, INT_MAX, |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
610 TASKQ_PREPOPULATE | TASKQ_THREADS_CPU_PCT); |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
611 break; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
612 |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
613 case zti_mode_tune: |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
614 default: |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
615 panic("unrecognized mode for " |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
616 "zio_taskqs[%u]->zti_nthreads[%u] (%u:%u) " |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
617 "in spa_activate()", |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
618 t, q, mode, value); |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
619 break; |
|
d3b739d9d043
6586537 async zio taskqs can block out userland commands
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
9512
diff
changeset
|
620 } |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
621 } |
| 789 | 622 } |
| 623 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
624 list_create(&spa->spa_config_dirty_list, sizeof (vdev_t), |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
625 offsetof(vdev_t, vdev_config_dirty_node)); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
626 list_create(&spa->spa_state_dirty_list, sizeof (vdev_t), |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
627 offsetof(vdev_t, vdev_state_dirty_node)); |
| 789 | 628 |
| 629 txg_list_create(&spa->spa_vdev_txg_list, | |
| 630 offsetof(struct vdev, vdev_txg_node)); | |
| 1544 | 631 |
| 632 avl_create(&spa->spa_errlist_scrub, | |
| 633 spa_error_entry_compare, sizeof (spa_error_entry_t), | |
| 634 offsetof(spa_error_entry_t, se_avl)); | |
| 635 avl_create(&spa->spa_errlist_last, | |
| 636 spa_error_entry_compare, sizeof (spa_error_entry_t), | |
| 637 offsetof(spa_error_entry_t, se_avl)); | |
| 789 | 638 } |
| 639 | |
| 640 /* | |
| 641 * Opposite of spa_activate(). | |
| 642 */ | |
| 643 static void | |
| 644 spa_deactivate(spa_t *spa) | |
| 645 { | |
| 646 ASSERT(spa->spa_sync_on == B_FALSE); | |
| 647 ASSERT(spa->spa_dsl_pool == NULL); | |
| 648 ASSERT(spa->spa_root_vdev == NULL); | |
|
9630
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
649 ASSERT(spa->spa_async_zio_root == NULL); |
| 789 | 650 ASSERT(spa->spa_state != POOL_STATE_UNINITIALIZED); |
| 651 | |
| 652 txg_list_destroy(&spa->spa_vdev_txg_list); | |
| 653 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
654 list_destroy(&spa->spa_config_dirty_list); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
655 list_destroy(&spa->spa_state_dirty_list); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
656 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
657 for (int t = 0; t < ZIO_TYPES; t++) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
658 for (int q = 0; q < ZIO_TASKQ_TYPES; q++) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
659 taskq_destroy(spa->spa_zio_taskq[t][q]); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
660 spa->spa_zio_taskq[t][q] = NULL; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
661 } |
| 789 | 662 } |
| 663 | |
| 664 metaslab_class_destroy(spa->spa_normal_class); | |
| 665 spa->spa_normal_class = NULL; | |
| 666 | |
| 4527 | 667 metaslab_class_destroy(spa->spa_log_class); |
| 668 spa->spa_log_class = NULL; | |
| 669 | |
| 1544 | 670 /* |
| 671 * If this was part of an import or the open otherwise failed, we may | |
| 672 * still have errors left in the queues. Empty them just in case. | |
| 673 */ | |
| 674 spa_errlog_drain(spa); | |
| 675 | |
| 676 avl_destroy(&spa->spa_errlist_scrub); | |
| 677 avl_destroy(&spa->spa_errlist_last); | |
| 678 | |
| 789 | 679 spa->spa_state = POOL_STATE_UNINITIALIZED; |
| 680 } | |
| 681 | |
| 682 /* | |
| 683 * Verify a pool configuration, and construct the vdev tree appropriately. This | |
| 684 * will create all the necessary vdevs in the appropriate layout, with each vdev | |
| 685 * in the CLOSED state. This will prep the pool before open/creation/import. | |
| 686 * All vdev validation is done by the vdev_alloc() routine. | |
| 687 */ | |
| 2082 | 688 static int |
| 689 spa_config_parse(spa_t *spa, vdev_t **vdp, nvlist_t *nv, vdev_t *parent, | |
| 690 uint_t id, int atype) | |
| 789 | 691 { |
| 692 nvlist_t **child; | |
| 693 uint_t c, children; | |
| 2082 | 694 int error; |
| 695 | |
| 696 if ((error = vdev_alloc(spa, vdp, nv, parent, id, atype)) != 0) | |
| 697 return (error); | |
| 698 | |
| 699 if ((*vdp)->vdev_ops->vdev_op_leaf) | |
| 700 return (0); | |
| 789 | 701 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
702 error = nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
703 &child, &children); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
704 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
705 if (error == ENOENT) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
706 return (0); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
707 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
708 if (error) { |
| 2082 | 709 vdev_free(*vdp); |
| 710 *vdp = NULL; | |
| 711 return (EINVAL); | |
| 789 | 712 } |
| 713 | |
| 714 for (c = 0; c < children; c++) { | |
| 2082 | 715 vdev_t *vd; |
| 716 if ((error = spa_config_parse(spa, &vd, child[c], *vdp, c, | |
| 717 atype)) != 0) { | |
| 718 vdev_free(*vdp); | |
| 719 *vdp = NULL; | |
| 720 return (error); | |
| 789 | 721 } |
| 722 } | |
| 723 | |
| 2082 | 724 ASSERT(*vdp != NULL); |
| 725 | |
| 726 return (0); | |
| 789 | 727 } |
| 728 | |
| 729 /* | |
| 730 * Opposite of spa_load(). | |
| 731 */ | |
| 732 static void | |
| 733 spa_unload(spa_t *spa) | |
| 734 { | |
| 2082 | 735 int i; |
| 736 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
737 ASSERT(MUTEX_HELD(&spa_namespace_lock)); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
738 |
| 789 | 739 /* |
| 1544 | 740 * Stop async tasks. |
| 741 */ | |
| 742 spa_async_suspend(spa); | |
| 743 | |
| 744 /* | |
| 789 | 745 * Stop syncing. |
| 746 */ | |
| 747 if (spa->spa_sync_on) { | |
| 748 txg_sync_stop(spa->spa_dsl_pool); | |
| 749 spa->spa_sync_on = B_FALSE; | |
| 750 } | |
| 751 | |
| 752 /* | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
753 * Wait for any outstanding async I/O to complete. |
| 789 | 754 */ |
|
9234
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
755 if (spa->spa_async_zio_root != NULL) { |
|
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
756 (void) zio_wait(spa->spa_async_zio_root); |
|
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
757 spa->spa_async_zio_root = NULL; |
|
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
758 } |
| 789 | 759 |
| 760 /* | |
| 761 * Close the dsl pool. | |
| 762 */ | |
| 763 if (spa->spa_dsl_pool) { | |
| 764 dsl_pool_close(spa->spa_dsl_pool); | |
| 765 spa->spa_dsl_pool = NULL; | |
| 766 } | |
| 767 | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
768 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
769 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
770 /* |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
771 * Drop and purge level 2 cache |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
772 */ |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
773 spa_l2cache_drop(spa); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
774 |
| 789 | 775 /* |
| 776 * Close all vdevs. | |
| 777 */ | |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
778 if (spa->spa_root_vdev) |
| 789 | 779 vdev_free(spa->spa_root_vdev); |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
780 ASSERT(spa->spa_root_vdev == NULL); |
| 1544 | 781 |
| 5450 | 782 for (i = 0; i < spa->spa_spares.sav_count; i++) |
| 783 vdev_free(spa->spa_spares.sav_vdevs[i]); | |
| 784 if (spa->spa_spares.sav_vdevs) { | |
| 785 kmem_free(spa->spa_spares.sav_vdevs, | |
| 786 spa->spa_spares.sav_count * sizeof (void *)); | |
| 787 spa->spa_spares.sav_vdevs = NULL; | |
| 788 } | |
| 789 if (spa->spa_spares.sav_config) { | |
| 790 nvlist_free(spa->spa_spares.sav_config); | |
| 791 spa->spa_spares.sav_config = NULL; | |
| 2082 | 792 } |
|
7377
2afc6772d754
6739314 failed log devices in a pool with spares causes panic on load
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
7361
diff
changeset
|
793 spa->spa_spares.sav_count = 0; |
| 5450 | 794 |
| 795 for (i = 0; i < spa->spa_l2cache.sav_count; i++) | |
| 796 vdev_free(spa->spa_l2cache.sav_vdevs[i]); | |
| 797 if (spa->spa_l2cache.sav_vdevs) { | |
| 798 kmem_free(spa->spa_l2cache.sav_vdevs, | |
| 799 spa->spa_l2cache.sav_count * sizeof (void *)); | |
| 800 spa->spa_l2cache.sav_vdevs = NULL; | |
| 801 } | |
| 802 if (spa->spa_l2cache.sav_config) { | |
| 803 nvlist_free(spa->spa_l2cache.sav_config); | |
| 804 spa->spa_l2cache.sav_config = NULL; | |
| 2082 | 805 } |
|
7377
2afc6772d754
6739314 failed log devices in a pool with spares causes panic on load
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
7361
diff
changeset
|
806 spa->spa_l2cache.sav_count = 0; |
| 2082 | 807 |
| 1544 | 808 spa->spa_async_suspended = 0; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
809 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
810 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 811 } |
| 812 | |
| 813 /* | |
| 2082 | 814 * Load (or re-load) the current list of vdevs describing the active spares for |
| 815 * this pool. When this is called, we have some form of basic information in | |
| 5450 | 816 * 'spa_spares.sav_config'. We parse this into vdevs, try to open them, and |
| 817 * then re-generate a more complete list including status information. | |
| 2082 | 818 */ |
| 819 static void | |
| 820 spa_load_spares(spa_t *spa) | |
| 821 { | |
| 822 nvlist_t **spares; | |
| 823 uint_t nspares; | |
| 824 int i; | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
825 vdev_t *vd, *tvd; |
| 2082 | 826 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
827 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
828 |
| 2082 | 829 /* |
| 830 * First, close and free any existing spare vdevs. | |
| 831 */ | |
| 5450 | 832 for (i = 0; i < spa->spa_spares.sav_count; i++) { |
| 833 vd = spa->spa_spares.sav_vdevs[i]; | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
834 |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
835 /* Undo the call to spa_activate() below */ |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
836 if ((tvd = spa_lookup_by_guid(spa, vd->vdev_guid, |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
837 B_FALSE)) != NULL && tvd->vdev_isspare) |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
838 spa_spare_remove(tvd); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
839 vdev_close(vd); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
840 vdev_free(vd); |
| 2082 | 841 } |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
842 |
| 5450 | 843 if (spa->spa_spares.sav_vdevs) |
| 844 kmem_free(spa->spa_spares.sav_vdevs, | |
| 845 spa->spa_spares.sav_count * sizeof (void *)); | |
| 846 | |
| 847 if (spa->spa_spares.sav_config == NULL) | |
| 2082 | 848 nspares = 0; |
| 849 else | |
| 5450 | 850 VERIFY(nvlist_lookup_nvlist_array(spa->spa_spares.sav_config, |
| 2082 | 851 ZPOOL_CONFIG_SPARES, &spares, &nspares) == 0); |
| 852 | |
| 5450 | 853 spa->spa_spares.sav_count = (int)nspares; |
| 854 spa->spa_spares.sav_vdevs = NULL; | |
| 2082 | 855 |
| 856 if (nspares == 0) | |
| 857 return; | |
| 858 | |
| 859 /* | |
| 860 * Construct the array of vdevs, opening them to get status in the | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
861 * process. For each spare, there is potentially two different vdev_t |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
862 * structures associated with it: one in the list of spares (used only |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
863 * for basic validation purposes) and one in the active vdev |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
864 * configuration (if it's spared in). During this phase we open and |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
865 * validate each vdev on the spare list. If the vdev also exists in the |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
866 * active configuration, then we also mark this vdev as an active spare. |
| 2082 | 867 */ |
| 5450 | 868 spa->spa_spares.sav_vdevs = kmem_alloc(nspares * sizeof (void *), |
| 869 KM_SLEEP); | |
| 870 for (i = 0; i < spa->spa_spares.sav_count; i++) { | |
| 2082 | 871 VERIFY(spa_config_parse(spa, &vd, spares[i], NULL, 0, |
| 872 VDEV_ALLOC_SPARE) == 0); | |
| 873 ASSERT(vd != NULL); | |
| 874 | |
| 5450 | 875 spa->spa_spares.sav_vdevs[i] = vd; |
| 2082 | 876 |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
877 if ((tvd = spa_lookup_by_guid(spa, vd->vdev_guid, |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
878 B_FALSE)) != NULL) { |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
879 if (!tvd->vdev_isspare) |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
880 spa_spare_add(tvd); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
881 |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
882 /* |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
883 * We only mark the spare active if we were successfully |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
884 * able to load the vdev. Otherwise, importing a pool |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
885 * with a bad active spare would result in strange |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
886 * behavior, because multiple pool would think the spare |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
887 * is actively in use. |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
888 * |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
889 * There is a vulnerability here to an equally bizarre |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
890 * circumstance, where a dead active spare is later |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
891 * brought back to life (onlined or otherwise). Given |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
892 * the rarity of this scenario, and the extra complexity |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
893 * it adds, we ignore the possibility. |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
894 */ |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
895 if (!vdev_is_dead(tvd)) |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
896 spa_spare_activate(tvd); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
897 } |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
898 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
899 vd->vdev_top = vd; |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
900 vd->vdev_aux = &spa->spa_spares; |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
901 |
| 2082 | 902 if (vdev_open(vd) != 0) |
| 903 continue; | |
| 904 | |
| 5450 | 905 if (vdev_validate_aux(vd) == 0) |
| 906 spa_spare_add(vd); | |
| 2082 | 907 } |
| 908 | |
| 909 /* | |
| 910 * Recompute the stashed list of spares, with status information | |
| 911 * this time. | |
| 912 */ | |
| 5450 | 913 VERIFY(nvlist_remove(spa->spa_spares.sav_config, ZPOOL_CONFIG_SPARES, |
| 2082 | 914 DATA_TYPE_NVLIST_ARRAY) == 0); |
| 915 | |
| 5450 | 916 spares = kmem_alloc(spa->spa_spares.sav_count * sizeof (void *), |
| 917 KM_SLEEP); | |
| 918 for (i = 0; i < spa->spa_spares.sav_count; i++) | |
| 919 spares[i] = vdev_config_generate(spa, | |
| 920 spa->spa_spares.sav_vdevs[i], B_TRUE, B_TRUE, B_FALSE); | |
| 921 VERIFY(nvlist_add_nvlist_array(spa->spa_spares.sav_config, | |
| 922 ZPOOL_CONFIG_SPARES, spares, spa->spa_spares.sav_count) == 0); | |
| 923 for (i = 0; i < spa->spa_spares.sav_count; i++) | |
| 2082 | 924 nvlist_free(spares[i]); |
| 5450 | 925 kmem_free(spares, spa->spa_spares.sav_count * sizeof (void *)); |
| 926 } | |
| 927 | |
| 928 /* | |
| 929 * Load (or re-load) the current list of vdevs describing the active l2cache for | |
| 930 * this pool. When this is called, we have some form of basic information in | |
| 931 * 'spa_l2cache.sav_config'. We parse this into vdevs, try to open them, and | |
| 932 * then re-generate a more complete list including status information. | |
| 933 * Devices which are already active have their details maintained, and are | |
| 934 * not re-opened. | |
| 935 */ | |
| 936 static void | |
| 937 spa_load_l2cache(spa_t *spa) | |
| 938 { | |
| 939 nvlist_t **l2cache; | |
| 940 uint_t nl2cache; | |
| 941 int i, j, oldnvdevs; | |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
942 uint64_t guid, size; |
| 5450 | 943 vdev_t *vd, **oldvdevs, **newvdevs; |
| 944 spa_aux_vdev_t *sav = &spa->spa_l2cache; | |
| 945 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
946 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
947 |
| 5450 | 948 if (sav->sav_config != NULL) { |
| 949 VERIFY(nvlist_lookup_nvlist_array(sav->sav_config, | |
| 950 ZPOOL_CONFIG_L2CACHE, &l2cache, &nl2cache) == 0); | |
| 951 newvdevs = kmem_alloc(nl2cache * sizeof (void *), KM_SLEEP); | |
| 952 } else { | |
| 953 nl2cache = 0; | |
| 954 } | |
| 955 | |
| 956 oldvdevs = sav->sav_vdevs; | |
| 957 oldnvdevs = sav->sav_count; | |
| 958 sav->sav_vdevs = NULL; | |
| 959 sav->sav_count = 0; | |
| 960 | |
| 961 /* | |
| 962 * Process new nvlist of vdevs. | |
| 963 */ | |
| 964 for (i = 0; i < nl2cache; i++) { | |
| 965 VERIFY(nvlist_lookup_uint64(l2cache[i], ZPOOL_CONFIG_GUID, | |
| 966 &guid) == 0); | |
| 967 | |
| 968 newvdevs[i] = NULL; | |
| 969 for (j = 0; j < oldnvdevs; j++) { | |
| 970 vd = oldvdevs[j]; | |
| 971 if (vd != NULL && guid == vd->vdev_guid) { | |
| 972 /* | |
| 973 * Retain previous vdev for add/remove ops. | |
| 974 */ | |
| 975 newvdevs[i] = vd; | |
| 976 oldvdevs[j] = NULL; | |
| 977 break; | |
| 978 } | |
| 979 } | |
| 980 | |
| 981 if (newvdevs[i] == NULL) { | |
| 982 /* | |
| 983 * Create new vdev | |
| 984 */ | |
| 985 VERIFY(spa_config_parse(spa, &vd, l2cache[i], NULL, 0, | |
| 986 VDEV_ALLOC_L2CACHE) == 0); | |
| 987 ASSERT(vd != NULL); | |
| 988 newvdevs[i] = vd; | |
| 989 | |
| 990 /* | |
| 991 * Commit this vdev as an l2cache device, | |
| 992 * even if it fails to open. | |
| 993 */ | |
| 994 spa_l2cache_add(vd); | |
| 995 | |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
996 vd->vdev_top = vd; |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
997 vd->vdev_aux = sav; |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
998 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
999 spa_l2cache_activate(vd); |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
1000 |
| 5450 | 1001 if (vdev_open(vd) != 0) |
| 1002 continue; | |
| 1003 | |
| 1004 (void) vdev_validate_aux(vd); | |
| 1005 | |
| 1006 if (!vdev_is_dead(vd)) { | |
| 1007 size = vdev_get_rsize(vd); | |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
1008 l2arc_add_vdev(spa, vd, |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
1009 VDEV_LABEL_START_SIZE, |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
1010 size - VDEV_LABEL_START_SIZE); |
| 5450 | 1011 } |
| 1012 } | |
| 1013 } | |
| 1014 | |
| 1015 /* | |
| 1016 * Purge vdevs that were dropped | |
| 1017 */ | |
| 1018 for (i = 0; i < oldnvdevs; i++) { | |
| 1019 uint64_t pool; | |
| 1020 | |
| 1021 vd = oldvdevs[i]; | |
| 1022 if (vd != NULL) { | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1023 if (spa_l2cache_exists(vd->vdev_guid, &pool) && |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1024 pool != 0ULL && l2arc_vdev_present(vd)) |
| 5450 | 1025 l2arc_remove_vdev(vd); |
| 1026 (void) vdev_close(vd); | |
| 1027 spa_l2cache_remove(vd); | |
| 1028 } | |
| 1029 } | |
| 1030 | |
| 1031 if (oldvdevs) | |
| 1032 kmem_free(oldvdevs, oldnvdevs * sizeof (void *)); | |
| 1033 | |
| 1034 if (sav->sav_config == NULL) | |
| 1035 goto out; | |
| 1036 | |
| 1037 sav->sav_vdevs = newvdevs; | |
| 1038 sav->sav_count = (int)nl2cache; | |
| 1039 | |
| 1040 /* | |
| 1041 * Recompute the stashed list of l2cache devices, with status | |
| 1042 * information this time. | |
| 1043 */ | |
| 1044 VERIFY(nvlist_remove(sav->sav_config, ZPOOL_CONFIG_L2CACHE, | |
| 1045 DATA_TYPE_NVLIST_ARRAY) == 0); | |
| 1046 | |
| 1047 l2cache = kmem_alloc(sav->sav_count * sizeof (void *), KM_SLEEP); | |
| 1048 for (i = 0; i < sav->sav_count; i++) | |
| 1049 l2cache[i] = vdev_config_generate(spa, | |
| 1050 sav->sav_vdevs[i], B_TRUE, B_FALSE, B_TRUE); | |
| 1051 VERIFY(nvlist_add_nvlist_array(sav->sav_config, | |
| 1052 ZPOOL_CONFIG_L2CACHE, l2cache, sav->sav_count) == 0); | |
| 1053 out: | |
| 1054 for (i = 0; i < sav->sav_count; i++) | |
| 1055 nvlist_free(l2cache[i]); | |
| 1056 if (sav->sav_count) | |
| 1057 kmem_free(l2cache, sav->sav_count * sizeof (void *)); | |
| 2082 | 1058 } |
| 1059 | |
| 1060 static int | |
| 1061 load_nvlist(spa_t *spa, uint64_t obj, nvlist_t **value) | |
| 1062 { | |
| 1063 dmu_buf_t *db; | |
| 1064 char *packed = NULL; | |
| 1065 size_t nvsize = 0; | |
| 1066 int error; | |
| 1067 *value = NULL; | |
| 1068 | |
| 1069 VERIFY(0 == dmu_bonus_hold(spa->spa_meta_objset, obj, FTAG, &db)); | |
| 1070 nvsize = *(uint64_t *)db->db_data; | |
| 1071 dmu_buf_rele(db, FTAG); | |
| 1072 | |
| 1073 packed = kmem_alloc(nvsize, KM_SLEEP); | |
|
9512
64cafcbcc337
6801810 Commit of aligned streaming rewrites to ZIL device causes unwanted disk reads
Neil Perrin <Neil.Perrin@Sun.COM>
parents:
9480
diff
changeset
|
1074 error = dmu_read(spa->spa_meta_objset, obj, 0, nvsize, packed, |
|
64cafcbcc337
6801810 Commit of aligned streaming rewrites to ZIL device causes unwanted disk reads
Neil Perrin <Neil.Perrin@Sun.COM>
parents:
9480
diff
changeset
|
1075 DMU_READ_PREFETCH); |
| 2082 | 1076 if (error == 0) |
| 1077 error = nvlist_unpack(packed, nvsize, value, 0); | |
| 1078 kmem_free(packed, nvsize); | |
| 1079 | |
| 1080 return (error); | |
| 1081 } | |
| 1082 | |
| 1083 /* | |
| 4451 | 1084 * Checks to see if the given vdev could not be opened, in which case we post a |
| 1085 * sysevent to notify the autoreplace code that the device has been removed. | |
| 1086 */ | |
| 1087 static void | |
| 1088 spa_check_removed(vdev_t *vd) | |
| 1089 { | |
| 1090 int c; | |
| 1091 | |
| 1092 for (c = 0; c < vd->vdev_children; c++) | |
| 1093 spa_check_removed(vd->vdev_child[c]); | |
| 1094 | |
| 1095 if (vd->vdev_ops->vdev_op_leaf && vdev_is_dead(vd)) { | |
| 1096 zfs_post_autoreplace(vd->vdev_spa, vd); | |
| 1097 spa_event_notify(vd->vdev_spa, vd, ESC_ZFS_VDEV_CHECK); | |
| 1098 } | |
| 1099 } | |
| 1100 | |
| 1101 /* | |
|
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1102 * Load the slog device state from the config object since it's possible |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1103 * that the label does not contain the most up-to-date information. |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1104 */ |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1105 void |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1106 spa_load_log_state(spa_t *spa) |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1107 { |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1108 nvlist_t *nv, *nvroot, **child; |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1109 uint64_t is_log; |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1110 uint_t children, c; |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1111 vdev_t *rvd = spa->spa_root_vdev; |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1112 |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1113 VERIFY(load_nvlist(spa, spa->spa_config_object, &nv) == 0); |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1114 VERIFY(nvlist_lookup_nvlist(nv, ZPOOL_CONFIG_VDEV_TREE, &nvroot) == 0); |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1115 VERIFY(nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_CHILDREN, |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1116 &child, &children) == 0); |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1117 |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1118 for (c = 0; c < children; c++) { |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1119 vdev_t *tvd = rvd->vdev_child[c]; |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1120 |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1121 if (nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG, |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1122 &is_log) == 0 && is_log) |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1123 vdev_load_log_state(tvd, child[c]); |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1124 } |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1125 nvlist_free(nv); |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1126 } |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1127 |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1128 /* |
| 7294 | 1129 * Check for missing log devices |
| 1130 */ | |
| 1131 int | |
| 1132 spa_check_logs(spa_t *spa) | |
| 1133 { | |
| 1134 switch (spa->spa_log_state) { | |
| 1135 case SPA_LOG_MISSING: | |
| 1136 /* need to recheck in case slog has been restored */ | |
| 1137 case SPA_LOG_UNKNOWN: | |
| 1138 if (dmu_objset_find(spa->spa_name, zil_check_log_chain, NULL, | |
| 1139 DS_FIND_CHILDREN)) { | |
| 1140 spa->spa_log_state = SPA_LOG_MISSING; | |
| 1141 return (1); | |
| 1142 } | |
| 1143 break; | |
| 1144 } | |
| 1145 return (0); | |
| 1146 } | |
| 1147 | |
| 1148 /* | |
| 789 | 1149 * Load an existing storage pool, using the pool's builtin spa_config as a |
| 1544 | 1150 * source of configuration information. |
| 789 | 1151 */ |
| 1152 static int | |
| 1544 | 1153 spa_load(spa_t *spa, nvlist_t *config, spa_load_state_t state, int mosconfig) |
| 789 | 1154 { |
| 1155 int error = 0; | |
| 1156 nvlist_t *nvroot = NULL; | |
| 1157 vdev_t *rvd; | |
| 1158 uberblock_t *ub = &spa->spa_uberblock; | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1159 uint64_t config_cache_txg = spa->spa_config_txg; |
| 789 | 1160 uint64_t pool_guid; |
| 2082 | 1161 uint64_t version; |
| 4451 | 1162 uint64_t autoreplace = 0; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1163 int orig_mode = spa->spa_mode; |
| 7294 | 1164 char *ereport = FM_EREPORT_ZFS_POOL; |
| 789 | 1165 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1166 /* |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1167 * If this is an untrusted config, access the pool in read-only mode. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1168 * This prevents things like resilvering recently removed devices. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1169 */ |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1170 if (!mosconfig) |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1171 spa->spa_mode = FREAD; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1172 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1173 ASSERT(MUTEX_HELD(&spa_namespace_lock)); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1174 |
| 1544 | 1175 spa->spa_load_state = state; |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1176 |
| 789 | 1177 if (nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, &nvroot) || |
| 1733 | 1178 nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID, &pool_guid)) { |
| 1544 | 1179 error = EINVAL; |
| 1180 goto out; | |
| 1181 } | |
| 789 | 1182 |
| 2082 | 1183 /* |
| 1184 * Versioning wasn't explicitly added to the label until later, so if | |
| 1185 * it's not present treat it as the initial version. | |
| 1186 */ | |
| 1187 if (nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION, &version) != 0) | |
| 4577 | 1188 version = SPA_VERSION_INITIAL; |
| 2082 | 1189 |
| 1733 | 1190 (void) nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_TXG, |
| 1191 &spa->spa_config_txg); | |
| 1192 | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1193 if ((state == SPA_LOAD_IMPORT || state == SPA_LOAD_TRYIMPORT) && |
| 1544 | 1194 spa_guid_exists(pool_guid, 0)) { |
| 1195 error = EEXIST; | |
| 1196 goto out; | |
| 1197 } | |
| 789 | 1198 |
|
2174
73de7a781492
6433717 offline devices should not be marked persistently unavailble
eschrock
parents:
2082
diff
changeset
|
1199 spa->spa_load_guid = pool_guid; |
|
73de7a781492
6433717 offline devices should not be marked persistently unavailble
eschrock
parents:
2082
diff
changeset
|
1200 |
| 789 | 1201 /* |
|
9234
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
1202 * Create "The Godfather" zio to hold all async IOs |
|
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
1203 */ |
|
9630
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
1204 spa->spa_async_zio_root = zio_root(spa, NULL, NULL, |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
1205 ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | ZIO_FLAG_GODFATHER); |
|
9234
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
1206 |
|
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
1207 /* |
| 2082 | 1208 * Parse the configuration into a vdev tree. We explicitly set the |
| 1209 * value that will be returned by spa_version() since parsing the | |
| 1210 * configuration requires knowing the version number. | |
| 789 | 1211 */ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1212 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 2082 | 1213 spa->spa_ubsync.ub_version = version; |
| 1214 error = spa_config_parse(spa, &rvd, nvroot, NULL, 0, VDEV_ALLOC_LOAD); | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1215 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 1216 |
| 2082 | 1217 if (error != 0) |
| 1544 | 1218 goto out; |
| 789 | 1219 |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1220 ASSERT(spa->spa_root_vdev == rvd); |
| 789 | 1221 ASSERT(spa_guid(spa) == pool_guid); |
| 1222 | |
| 1223 /* | |
| 1224 * Try to open all vdevs, loading each label in the process. | |
| 1225 */ | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1226 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
4070
4390ea390a1e
6386594 zdb message should be clearer when failing for lack of permissions
mc142369
parents:
3975
diff
changeset
|
1227 error = vdev_open(rvd); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1228 spa_config_exit(spa, SCL_ALL, FTAG); |
|
4070
4390ea390a1e
6386594 zdb message should be clearer when failing for lack of permissions
mc142369
parents:
3975
diff
changeset
|
1229 if (error != 0) |
| 1544 | 1230 goto out; |
| 789 | 1231 |
| 1232 /* | |
|
9276
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1233 * We need to validate the vdev labels against the configuration that |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1234 * we have in hand, which is dependent on the setting of mosconfig. If |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1235 * mosconfig is true then we're validating the vdev labels based on |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1236 * that config. Otherwise, we're validating against the cached config |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1237 * (zpool.cache) that was read when we loaded the zfs module, and then |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1238 * later we will recursively call spa_load() and validate against |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1239 * the vdev config. |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1240 */ |
|
9276
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1241 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1242 error = vdev_validate(rvd); |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1243 spa_config_exit(spa, SCL_ALL, FTAG); |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1244 if (error != 0) |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1245 goto out; |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1246 |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1247 if (rvd->vdev_state <= VDEV_STATE_CANT_OPEN) { |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1248 error = ENXIO; |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1249 goto out; |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1250 } |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1251 |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1252 /* |
| 789 | 1253 * Find the best uberblock. |
| 1254 */ | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1255 vdev_uberblock_load(NULL, rvd, ub); |
| 789 | 1256 |
| 1257 /* | |
| 1258 * If we weren't able to find a single valid uberblock, return failure. | |
| 1259 */ | |
| 1260 if (ub->ub_txg == 0) { | |
| 1760 | 1261 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1262 VDEV_AUX_CORRUPT_DATA); | |
| 1544 | 1263 error = ENXIO; |
| 1264 goto out; | |
| 1265 } | |
| 1266 | |
| 1267 /* | |
| 1268 * If the pool is newer than the code, we can't open it. | |
| 1269 */ | |
| 4577 | 1270 if (ub->ub_version > SPA_VERSION) { |
| 1760 | 1271 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1272 VDEV_AUX_VERSION_NEWER); | |
| 1544 | 1273 error = ENOTSUP; |
| 1274 goto out; | |
| 789 | 1275 } |
| 1276 | |
| 1277 /* | |
| 1278 * If the vdev guid sum doesn't match the uberblock, we have an | |
| 1279 * incomplete configuration. | |
| 1280 */ | |
| 1732 | 1281 if (rvd->vdev_guid_sum != ub->ub_guid_sum && mosconfig) { |
| 1544 | 1282 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1283 VDEV_AUX_BAD_GUID_SUM); | |
| 1284 error = ENXIO; | |
| 1285 goto out; | |
| 789 | 1286 } |
| 1287 | |
| 1288 /* | |
| 1289 * Initialize internal SPA structures. | |
| 1290 */ | |
| 1291 spa->spa_state = POOL_STATE_ACTIVE; | |
| 1292 spa->spa_ubsync = spa->spa_uberblock; | |
| 1293 spa->spa_first_txg = spa_last_synced_txg(spa) + 1; | |
| 1544 | 1294 error = dsl_pool_open(spa, spa->spa_first_txg, &spa->spa_dsl_pool); |
| 1295 if (error) { | |
| 1296 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1297 VDEV_AUX_CORRUPT_DATA); | |
| 1298 goto out; | |
| 1299 } | |
| 789 | 1300 spa->spa_meta_objset = spa->spa_dsl_pool->dp_meta_objset; |
| 1301 | |
| 1544 | 1302 if (zap_lookup(spa->spa_meta_objset, |
| 789 | 1303 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_CONFIG, |
| 1544 | 1304 sizeof (uint64_t), 1, &spa->spa_config_object) != 0) { |
| 1305 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1306 VDEV_AUX_CORRUPT_DATA); | |
| 1307 error = EIO; | |
| 1308 goto out; | |
| 1309 } | |
| 789 | 1310 |
| 1311 if (!mosconfig) { | |
| 2082 | 1312 nvlist_t *newconfig; |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1313 uint64_t hostid; |
| 2082 | 1314 |
| 1315 if (load_nvlist(spa, spa->spa_config_object, &newconfig) != 0) { | |
| 1544 | 1316 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1317 VDEV_AUX_CORRUPT_DATA); | |
| 1318 error = EIO; | |
| 1319 goto out; | |
| 1320 } | |
| 789 | 1321 |
|
7706
75cbbfb9ce50
6716241 Changing hostid, by moving in a new sysinit file, panics a zfs root file system
Lin Ling <Lin.Ling@Sun.COM>
parents:
7687
diff
changeset
|
1322 if (!spa_is_root(spa) && nvlist_lookup_uint64(newconfig, |
|
75cbbfb9ce50
6716241 Changing hostid, by moving in a new sysinit file, panics a zfs root file system
Lin Ling <Lin.Ling@Sun.COM>
parents:
7687
diff
changeset
|
1323 ZPOOL_CONFIG_HOSTID, &hostid) == 0) { |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1324 char *hostname; |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1325 unsigned long myhostid = 0; |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1326 |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1327 VERIFY(nvlist_lookup_string(newconfig, |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1328 ZPOOL_CONFIG_HOSTNAME, &hostname) == 0); |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1329 |
|
8662
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1330 #ifdef _KERNEL |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1331 myhostid = zone_get_hostid(NULL); |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1332 #else /* _KERNEL */ |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1333 /* |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1334 * We're emulating the system's hostid in userland, so |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1335 * we can't use zone_get_hostid(). |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1336 */ |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1337 (void) ddi_strtoul(hw_serial, NULL, 10, &myhostid); |
|
8662
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1338 #endif /* _KERNEL */ |
|
4178
ad95fd86760b
6553537 zfs root fails to boot from a snv_63+zfsboot-pfinstall netinstall image
lling
parents:
4070
diff
changeset
|
1339 if (hostid != 0 && myhostid != 0 && |
|
8662
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1340 hostid != myhostid) { |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1341 cmn_err(CE_WARN, "pool '%s' could not be " |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1342 "loaded as it was last accessed by " |
|
7706
75cbbfb9ce50
6716241 Changing hostid, by moving in a new sysinit file, panics a zfs root file system
Lin Ling <Lin.Ling@Sun.COM>
parents:
7687
diff
changeset
|
1343 "another system (host: %s hostid: 0x%lx). " |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1344 "See: http://www.sun.com/msg/ZFS-8000-EY", |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1345 spa_name(spa), hostname, |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1346 (unsigned long)hostid); |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1347 error = EBADF; |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1348 goto out; |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1349 } |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1350 } |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1351 |
| 789 | 1352 spa_config_set(spa, newconfig); |
| 1353 spa_unload(spa); | |
| 1354 spa_deactivate(spa); | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1355 spa_activate(spa, orig_mode); |
| 789 | 1356 |
| 1544 | 1357 return (spa_load(spa, newconfig, state, B_TRUE)); |
| 1358 } | |
| 1359 | |
| 1360 if (zap_lookup(spa->spa_meta_objset, | |
| 1361 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_SYNC_BPLIST, | |
| 1362 sizeof (uint64_t), 1, &spa->spa_sync_bplist_obj) != 0) { | |
| 1363 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1364 VDEV_AUX_CORRUPT_DATA); | |
| 1365 error = EIO; | |
| 1366 goto out; | |
| 789 | 1367 } |
| 1368 | |
| 1544 | 1369 /* |
| 2082 | 1370 * Load the bit that tells us to use the new accounting function |
| 1371 * (raid-z deflation). If we have an older pool, this will not | |
| 1372 * be present. | |
| 1373 */ | |
| 1374 error = zap_lookup(spa->spa_meta_objset, | |
| 1375 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_DEFLATE, | |
| 1376 sizeof (uint64_t), 1, &spa->spa_deflate); | |
| 1377 if (error != 0 && error != ENOENT) { | |
| 1378 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1379 VDEV_AUX_CORRUPT_DATA); | |
| 1380 error = EIO; | |
| 1381 goto out; | |
| 1382 } | |
| 1383 | |
| 1384 /* | |
| 1544 | 1385 * Load the persistent error log. If we have an older pool, this will |
| 1386 * not be present. | |
| 1387 */ | |
| 1388 error = zap_lookup(spa->spa_meta_objset, | |
| 1389 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_ERRLOG_LAST, | |
| 1390 sizeof (uint64_t), 1, &spa->spa_errlog_last); | |
|
1807
35c8b566d7af
6410711 intent log blocks don't get invited to pool parties
bonwick
parents:
1775
diff
changeset
|
1391 if (error != 0 && error != ENOENT) { |
| 1544 | 1392 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1393 VDEV_AUX_CORRUPT_DATA); | |
| 1394 error = EIO; | |
| 1395 goto out; | |
| 1396 } | |
| 1397 | |
| 1398 error = zap_lookup(spa->spa_meta_objset, | |
| 1399 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_ERRLOG_SCRUB, | |
| 1400 sizeof (uint64_t), 1, &spa->spa_errlog_scrub); | |
| 1401 if (error != 0 && error != ENOENT) { | |
| 1402 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1403 VDEV_AUX_CORRUPT_DATA); | |
| 1404 error = EIO; | |
| 1405 goto out; | |
| 1406 } | |
| 789 | 1407 |
| 1408 /* | |
| 2926 | 1409 * Load the history object. If we have an older pool, this |
| 1410 * will not be present. | |
| 1411 */ | |
| 1412 error = zap_lookup(spa->spa_meta_objset, | |
| 1413 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_HISTORY, | |
| 1414 sizeof (uint64_t), 1, &spa->spa_history); | |
| 1415 if (error != 0 && error != ENOENT) { | |
| 1416 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1417 VDEV_AUX_CORRUPT_DATA); | |
| 1418 error = EIO; | |
| 1419 goto out; | |
| 1420 } | |
| 1421 | |
| 1422 /* | |
| 2082 | 1423 * Load any hot spares for this pool. |
| 1424 */ | |
| 1425 error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, | |
| 5450 | 1426 DMU_POOL_SPARES, sizeof (uint64_t), 1, &spa->spa_spares.sav_object); |
| 2082 | 1427 if (error != 0 && error != ENOENT) { |
| 1428 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1429 VDEV_AUX_CORRUPT_DATA); | |
| 1430 error = EIO; | |
| 1431 goto out; | |
| 1432 } | |
| 1433 if (error == 0) { | |
| 4577 | 1434 ASSERT(spa_version(spa) >= SPA_VERSION_SPARES); |
| 5450 | 1435 if (load_nvlist(spa, spa->spa_spares.sav_object, |
| 1436 &spa->spa_spares.sav_config) != 0) { | |
| 2082 | 1437 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1438 VDEV_AUX_CORRUPT_DATA); | |
| 1439 error = EIO; | |
| 1440 goto out; | |
| 1441 } | |
| 1442 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1443 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 2082 | 1444 spa_load_spares(spa); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1445 spa_config_exit(spa, SCL_ALL, FTAG); |
| 2082 | 1446 } |
| 1447 | |
| 5450 | 1448 /* |
| 1449 * Load any level 2 ARC devices for this pool. | |
| 1450 */ | |
| 1451 error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, | |
| 1452 DMU_POOL_L2CACHE, sizeof (uint64_t), 1, | |
| 1453 &spa->spa_l2cache.sav_object); | |
| 1454 if (error != 0 && error != ENOENT) { | |
| 1455 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1456 VDEV_AUX_CORRUPT_DATA); | |
| 1457 error = EIO; | |
| 1458 goto out; | |
| 1459 } | |
| 1460 if (error == 0) { | |
| 1461 ASSERT(spa_version(spa) >= SPA_VERSION_L2CACHE); | |
| 1462 if (load_nvlist(spa, spa->spa_l2cache.sav_object, | |
| 1463 &spa->spa_l2cache.sav_config) != 0) { | |
| 1464 vdev_set_state(rvd, B_TRUE, | |
| 1465 VDEV_STATE_CANT_OPEN, | |
| 1466 VDEV_AUX_CORRUPT_DATA); | |
| 1467 error = EIO; | |
| 1468 goto out; | |
| 1469 } | |
| 1470 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1471 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 5450 | 1472 spa_load_l2cache(spa); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1473 spa_config_exit(spa, SCL_ALL, FTAG); |
| 5450 | 1474 } |
| 1475 | |
|
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1476 spa_load_log_state(spa); |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1477 |
| 7294 | 1478 if (spa_check_logs(spa)) { |
| 1479 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1480 VDEV_AUX_BAD_LOG); | |
| 1481 error = ENXIO; | |
| 1482 ereport = FM_EREPORT_ZFS_LOG_REPLAY; | |
| 1483 goto out; | |
| 1484 } | |
| 1485 | |
| 1486 | |
| 5094 | 1487 spa->spa_delegation = zpool_prop_default_numeric(ZPOOL_PROP_DELEGATION); |
| 4543 | 1488 |
| 3912 | 1489 error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, |
| 1490 DMU_POOL_PROPS, sizeof (uint64_t), 1, &spa->spa_pool_props_object); | |
| 1491 | |
| 1492 if (error && error != ENOENT) { | |
| 1493 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1494 VDEV_AUX_CORRUPT_DATA); | |
| 1495 error = EIO; | |
| 1496 goto out; | |
| 1497 } | |
| 1498 | |
| 1499 if (error == 0) { | |
| 1500 (void) zap_lookup(spa->spa_meta_objset, | |
| 1501 spa->spa_pool_props_object, | |
| 4451 | 1502 zpool_prop_to_name(ZPOOL_PROP_BOOTFS), |
| 3912 | 1503 sizeof (uint64_t), 1, &spa->spa_bootfs); |
| 4451 | 1504 (void) zap_lookup(spa->spa_meta_objset, |
| 1505 spa->spa_pool_props_object, | |
| 1506 zpool_prop_to_name(ZPOOL_PROP_AUTOREPLACE), | |
| 1507 sizeof (uint64_t), 1, &autoreplace); | |
| 4543 | 1508 (void) zap_lookup(spa->spa_meta_objset, |
| 1509 spa->spa_pool_props_object, | |
| 1510 zpool_prop_to_name(ZPOOL_PROP_DELEGATION), | |
| 1511 sizeof (uint64_t), 1, &spa->spa_delegation); | |
| 5329 | 1512 (void) zap_lookup(spa->spa_meta_objset, |
| 1513 spa->spa_pool_props_object, | |
| 1514 zpool_prop_to_name(ZPOOL_PROP_FAILUREMODE), | |
| 1515 sizeof (uint64_t), 1, &spa->spa_failmode); | |
| 3912 | 1516 } |
| 1517 | |
| 2082 | 1518 /* |
| 4451 | 1519 * If the 'autoreplace' property is set, then post a resource notifying |
| 1520 * the ZFS DE that it should not issue any faults for unopenable | |
| 1521 * devices. We also iterate over the vdevs, and post a sysevent for any | |
| 1522 * unopenable vdevs so that the normal autoreplace handler can take | |
| 1523 * over. | |
| 1524 */ | |
|
5756
05eb4c1ff492
6585441 spa_event_notify() doesn't pass its attributes
eschrock
parents:
5688
diff
changeset
|
1525 if (autoreplace && state != SPA_LOAD_TRYIMPORT) |
| 4451 | 1526 spa_check_removed(spa->spa_root_vdev); |
| 1527 | |
| 1528 /* | |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1529 * Load the vdev state for all toplevel vdevs. |
| 789 | 1530 */ |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1531 vdev_load(rvd); |
| 789 | 1532 |
| 1533 /* | |
| 1534 * Propagate the leaf DTLs we just loaded all the way up the tree. | |
| 1535 */ | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1536 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 789 | 1537 vdev_dtl_reassess(rvd, 0, 0, B_FALSE); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1538 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 1539 |
| 1540 /* | |
| 1541 * Check the state of the root vdev. If it can't be opened, it | |
| 1542 * indicates one or more toplevel vdevs are faulted. | |
| 1543 */ | |
| 1544 | 1544 if (rvd->vdev_state <= VDEV_STATE_CANT_OPEN) { |
| 1545 error = ENXIO; | |
| 1546 goto out; | |
| 1547 } | |
| 789 | 1548 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1549 if (spa_writeable(spa)) { |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1550 dmu_tx_t *tx; |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1551 int need_update = B_FALSE; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1552 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1553 ASSERT(state != SPA_LOAD_TRYIMPORT); |
|
1601
438b928f80c7
6397197 ADVANCE_ZIL should only visit claimed-but-not-yet-replayed logs
bonwick
parents:
1585
diff
changeset
|
1554 |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1555 /* |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1556 * Claim log blocks that haven't been committed yet. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1557 * This must all happen in a single txg. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1558 */ |
|
1601
438b928f80c7
6397197 ADVANCE_ZIL should only visit claimed-but-not-yet-replayed logs
bonwick
parents:
1585
diff
changeset
|
1559 tx = dmu_tx_create_assigned(spa_get_dsl(spa), |
| 789 | 1560 spa_first_txg(spa)); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1561 (void) dmu_objset_find(spa_name(spa), |
| 2417 | 1562 zil_claim, tx, DS_FIND_CHILDREN); |
| 789 | 1563 dmu_tx_commit(tx); |
| 1564 | |
|
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1565 spa->spa_log_state = SPA_LOG_GOOD; |
| 789 | 1566 spa->spa_sync_on = B_TRUE; |
| 1567 txg_sync_start(spa->spa_dsl_pool); | |
| 1568 | |
| 1569 /* | |
| 1570 * Wait for all claims to sync. | |
| 1571 */ | |
| 1572 txg_wait_synced(spa->spa_dsl_pool, 0); | |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1573 |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1574 /* |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1575 * If the config cache is stale, or we have uninitialized |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1576 * metaslabs (see spa_vdev_add()), then update the config. |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1577 */ |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1578 if (config_cache_txg != spa->spa_config_txg || |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1579 state == SPA_LOAD_IMPORT) |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1580 need_update = B_TRUE; |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1581 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1582 for (int c = 0; c < rvd->vdev_children; c++) |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1583 if (rvd->vdev_child[c]->vdev_ms_array == 0) |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1584 need_update = B_TRUE; |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1585 |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1586 /* |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1587 * Update the config cache asychronously in case we're the |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1588 * root pool, in which case the config cache isn't writable yet. |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1589 */ |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1590 if (need_update) |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1591 spa_async_request(spa, SPA_ASYNC_CONFIG_UPDATE); |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1592 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1593 /* |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1594 * Check all DTLs to see if anything needs resilvering. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1595 */ |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1596 if (vdev_resilver_needed(rvd, NULL, NULL)) |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1597 spa_async_request(spa, SPA_ASYNC_RESILVER); |
| 789 | 1598 } |
| 1599 | |
| 1544 | 1600 error = 0; |
| 1601 out: | |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1602 spa->spa_minref = refcount_count(&spa->spa_refcount); |
| 2082 | 1603 if (error && error != EBADF) |
| 7294 | 1604 zfs_ereport_post(ereport, spa, NULL, NULL, 0, 0); |
| 1544 | 1605 spa->spa_load_state = SPA_LOAD_NONE; |
| 1606 spa->spa_ena = 0; | |
| 1607 | |
| 1608 return (error); | |
| 789 | 1609 } |
| 1610 | |
| 1611 /* | |
| 1612 * Pool Open/Import | |
| 1613 * | |
| 1614 * The import case is identical to an open except that the configuration is sent | |
| 1615 * down from userland, instead of grabbed from the configuration cache. For the | |
| 1616 * case of an open, the pool configuration will exist in the | |
| 4451 | 1617 * POOL_STATE_UNINITIALIZED state. |
| 789 | 1618 * |
| 1619 * The stats information (gen/count/ustats) is used to gather vdev statistics at | |
| 1620 * the same time open the pool, without having to keep around the spa_t in some | |
| 1621 * ambiguous state. | |
| 1622 */ | |
| 1623 static int | |
| 1624 spa_open_common(const char *pool, spa_t **spapp, void *tag, nvlist_t **config) | |
| 1625 { | |
| 1626 spa_t *spa; | |
| 1627 int error; | |
| 1628 int locked = B_FALSE; | |
| 1629 | |
| 1630 *spapp = NULL; | |
| 1631 | |
| 1632 /* | |
| 1633 * As disgusting as this is, we need to support recursive calls to this | |
| 1634 * function because dsl_dir_open() is called during spa_load(), and ends | |
| 1635 * up calling spa_open() again. The real fix is to figure out how to | |
| 1636 * avoid dsl_dir_open() calling this in the first place. | |
| 1637 */ | |
| 1638 if (mutex_owner(&spa_namespace_lock) != curthread) { | |
| 1639 mutex_enter(&spa_namespace_lock); | |
| 1640 locked = B_TRUE; | |
| 1641 } | |
| 1642 | |
| 1643 if ((spa = spa_lookup(pool)) == NULL) { | |
| 1644 if (locked) | |
| 1645 mutex_exit(&spa_namespace_lock); | |
| 1646 return (ENOENT); | |
| 1647 } | |
| 1648 if (spa->spa_state == POOL_STATE_UNINITIALIZED) { | |
| 1649 | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1650 spa_activate(spa, spa_mode_global); |
| 789 | 1651 |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1652 error = spa_load(spa, spa->spa_config, SPA_LOAD_OPEN, B_FALSE); |
| 789 | 1653 |
| 1654 if (error == EBADF) { | |
| 1655 /* | |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1656 * If vdev_validate() returns failure (indicated by |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1657 * EBADF), it indicates that one of the vdevs indicates |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1658 * that the pool has been exported or destroyed. If |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1659 * this is the case, the config cache is out of sync and |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1660 * we should remove the pool from the namespace. |
| 789 | 1661 */ |
| 1662 spa_unload(spa); | |
| 1663 spa_deactivate(spa); | |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
1664 spa_config_sync(spa, B_TRUE, B_TRUE); |
| 789 | 1665 spa_remove(spa); |
| 1666 if (locked) | |
| 1667 mutex_exit(&spa_namespace_lock); | |
| 1668 return (ENOENT); | |
| 1544 | 1669 } |
| 1670 | |
| 1671 if (error) { | |
| 789 | 1672 /* |
| 1673 * We can't open the pool, but we still have useful | |
| 1674 * information: the state of each vdev after the | |
| 1675 * attempted vdev_open(). Return this to the user. | |
| 1676 */ | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1677 if (config != NULL && spa->spa_root_vdev != NULL) |
| 789 | 1678 *config = spa_config_generate(spa, NULL, -1ULL, |
| 1679 B_TRUE); | |
| 1680 spa_unload(spa); | |
| 1681 spa_deactivate(spa); | |
| 1544 | 1682 spa->spa_last_open_failed = B_TRUE; |
| 789 | 1683 if (locked) |
| 1684 mutex_exit(&spa_namespace_lock); | |
| 1685 *spapp = NULL; | |
| 1686 return (error); | |
| 1544 | 1687 } else { |
| 1688 spa->spa_last_open_failed = B_FALSE; | |
| 789 | 1689 } |
| 1690 } | |
| 1691 | |
| 1692 spa_open_ref(spa, tag); | |
| 4451 | 1693 |
| 789 | 1694 if (locked) |
| 1695 mutex_exit(&spa_namespace_lock); | |
| 1696 | |
| 1697 *spapp = spa; | |
| 1698 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1699 if (config != NULL) |
| 789 | 1700 *config = spa_config_generate(spa, NULL, -1ULL, B_TRUE); |
| 1701 | |
| 1702 return (0); | |
| 1703 } | |
| 1704 | |
| 1705 int | |
| 1706 spa_open(const char *name, spa_t **spapp, void *tag) | |
| 1707 { | |
| 1708 return (spa_open_common(name, spapp, tag, NULL)); | |
| 1709 } | |
| 1710 | |
| 1544 | 1711 /* |
| 1712 * Lookup the given spa_t, incrementing the inject count in the process, | |
| 1713 * preventing it from being exported or destroyed. | |
| 1714 */ | |
| 1715 spa_t * | |
| 1716 spa_inject_addref(char *name) | |
| 1717 { | |
| 1718 spa_t *spa; | |
| 1719 | |
| 1720 mutex_enter(&spa_namespace_lock); | |
| 1721 if ((spa = spa_lookup(name)) == NULL) { | |
| 1722 mutex_exit(&spa_namespace_lock); | |
| 1723 return (NULL); | |
| 1724 } | |
| 1725 spa->spa_inject_ref++; | |
| 1726 mutex_exit(&spa_namespace_lock); | |
| 1727 | |
| 1728 return (spa); | |
| 1729 } | |
| 1730 | |
| 1731 void | |
| 1732 spa_inject_delref(spa_t *spa) | |
| 1733 { | |
| 1734 mutex_enter(&spa_namespace_lock); | |
| 1735 spa->spa_inject_ref--; | |
| 1736 mutex_exit(&spa_namespace_lock); | |
| 1737 } | |
| 1738 | |
| 5450 | 1739 /* |
| 1740 * Add spares device information to the nvlist. | |
| 1741 */ | |
| 2082 | 1742 static void |
| 1743 spa_add_spares(spa_t *spa, nvlist_t *config) | |
| 1744 { | |
| 1745 nvlist_t **spares; | |
| 1746 uint_t i, nspares; | |
| 1747 nvlist_t *nvroot; | |
| 1748 uint64_t guid; | |
| 1749 vdev_stat_t *vs; | |
| 1750 uint_t vsc; | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1751 uint64_t pool; |
| 2082 | 1752 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1753 ASSERT(spa_config_held(spa, SCL_CONFIG, RW_READER)); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1754 |
| 5450 | 1755 if (spa->spa_spares.sav_count == 0) |
| 2082 | 1756 return; |
| 1757 | |
| 1758 VERIFY(nvlist_lookup_nvlist(config, | |
| 1759 ZPOOL_CONFIG_VDEV_TREE, &nvroot) == 0); | |
| 5450 | 1760 VERIFY(nvlist_lookup_nvlist_array(spa->spa_spares.sav_config, |
| 2082 | 1761 ZPOOL_CONFIG_SPARES, &spares, &nspares) == 0); |
| 1762 if (nspares != 0) { | |
| 1763 VERIFY(nvlist_add_nvlist_array(nvroot, | |
| 1764 ZPOOL_CONFIG_SPARES, spares, nspares) == 0); | |
| 1765 VERIFY(nvlist_lookup_nvlist_array(nvroot, | |
| 1766 ZPOOL_CONFIG_SPARES, &spares, &nspares) == 0); | |
| 1767 | |
| 1768 /* | |
| 1769 * Go through and find any spares which have since been | |
| 1770 * repurposed as an active spare. If this is the case, update | |
| 1771 * their status appropriately. | |
| 1772 */ | |
| 1773 for (i = 0; i < nspares; i++) { | |
| 1774 VERIFY(nvlist_lookup_uint64(spares[i], | |
| 1775 ZPOOL_CONFIG_GUID, &guid) == 0); | |
|
7214
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
1776 if (spa_spare_exists(guid, &pool, NULL) && |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
1777 pool != 0ULL) { |
| 2082 | 1778 VERIFY(nvlist_lookup_uint64_array( |
| 1779 spares[i], ZPOOL_CONFIG_STATS, | |
| 1780 (uint64_t **)&vs, &vsc) == 0); | |
| 1781 vs->vs_state = VDEV_STATE_CANT_OPEN; | |
| 1782 vs->vs_aux = VDEV_AUX_SPARED; | |
| 1783 } | |
| 1784 } | |
| 1785 } | |
| 1786 } | |
| 1787 | |
| 5450 | 1788 /* |
| 1789 * Add l2cache device information to the nvlist, including vdev stats. | |
| 1790 */ | |
| 1791 static void | |
| 1792 spa_add_l2cache(spa_t *spa, nvlist_t *config) | |
| 1793 { | |
| 1794 nvlist_t **l2cache; | |
| 1795 uint_t i, j, nl2cache; | |
| 1796 nvlist_t *nvroot; | |
| 1797 uint64_t guid; | |
| 1798 vdev_t *vd; | |
| 1799 vdev_stat_t *vs; | |
| 1800 uint_t vsc; | |
| 1801 | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1802 ASSERT(spa_config_held(spa, SCL_CONFIG, RW_READER)); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1803 |
| 5450 | 1804 if (spa->spa_l2cache.sav_count == 0) |
| 1805 return; | |
| 1806 | |
| 1807 VERIFY(nvlist_lookup_nvlist(config, | |
| 1808 ZPOOL_CONFIG_VDEV_TREE, &nvroot) == 0); | |
| 1809 VERIFY(nvlist_lookup_nvlist_array(spa->spa_l2cache.sav_config, | |
| 1810 ZPOOL_CONFIG_L2CACHE, &l2cache, &nl2cache) == 0); | |
| 1811 if (nl2cache != 0) { | |
| 1812 VERIFY(nvlist_add_nvlist_array(nvroot, | |
| 1813 ZPOOL_CONFIG_L2CACHE, l2cache, nl2cache) == 0); | |
| 1814 VERIFY(nvlist_lookup_nvlist_array(nvroot, | |
| 1815 ZPOOL_CONFIG_L2CACHE, &l2cache, &nl2cache) == 0); | |
| 1816 | |
| 1817 /* | |
| 1818 * Update level 2 cache device stats. | |
| 1819 */ | |
| 1820 | |
| 1821 for (i = 0; i < nl2cache; i++) { | |
| 1822 VERIFY(nvlist_lookup_uint64(l2cache[i], | |
| 1823 ZPOOL_CONFIG_GUID, &guid) == 0); | |
| 1824 | |
| 1825 vd = NULL; | |
| 1826 for (j = 0; j < spa->spa_l2cache.sav_count; j++) { | |
| 1827 if (guid == | |
| 1828 spa->spa_l2cache.sav_vdevs[j]->vdev_guid) { | |
| 1829 vd = spa->spa_l2cache.sav_vdevs[j]; | |
| 1830 break; | |
| 1831 } | |
| 1832 } | |
| 1833 ASSERT(vd != NULL); | |
| 1834 | |
| 1835 VERIFY(nvlist_lookup_uint64_array(l2cache[i], | |
| 1836 ZPOOL_CONFIG_STATS, (uint64_t **)&vs, &vsc) == 0); | |
| 1837 vdev_get_stats(vd, vs); | |
| 1838 } | |
| 1839 } | |
| 1840 } | |
| 1841 | |
| 789 | 1842 int |
| 1544 | 1843 spa_get_stats(const char *name, nvlist_t **config, char *altroot, size_t buflen) |
| 789 | 1844 { |
| 1845 int error; | |
| 1846 spa_t *spa; | |
| 1847 | |
| 1848 *config = NULL; | |
| 1849 error = spa_open_common(name, &spa, FTAG, config); | |
| 1850 | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1851 if (spa != NULL) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1852 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1853 * This still leaves a window of inconsistency where the spares |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1854 * or l2cache devices could change and the config would be |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1855 * self-inconsistent. |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1856 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1857 spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1858 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1859 if (*config != NULL) { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1860 VERIFY(nvlist_add_uint64(*config, |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1861 ZPOOL_CONFIG_ERRCOUNT, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1862 spa_get_errlog_size(spa)) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1863 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1864 if (spa_suspended(spa)) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1865 VERIFY(nvlist_add_uint64(*config, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1866 ZPOOL_CONFIG_SUSPENDED, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1867 spa->spa_failmode) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1868 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1869 spa_add_spares(spa, *config); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1870 spa_add_l2cache(spa, *config); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1871 } |
| 2082 | 1872 } |
| 1873 | |
| 1544 | 1874 /* |
| 1875 * We want to get the alternate root even for faulted pools, so we cheat | |
| 1876 * and call spa_lookup() directly. | |
| 1877 */ | |
| 1878 if (altroot) { | |
| 1879 if (spa == NULL) { | |
| 1880 mutex_enter(&spa_namespace_lock); | |
| 1881 spa = spa_lookup(name); | |
| 1882 if (spa) | |
| 1883 spa_altroot(spa, altroot, buflen); | |
| 1884 else | |
| 1885 altroot[0] = '\0'; | |
| 1886 spa = NULL; | |
| 1887 mutex_exit(&spa_namespace_lock); | |
| 1888 } else { | |
| 1889 spa_altroot(spa, altroot, buflen); | |
| 1890 } | |
| 1891 } | |
| 1892 | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1893 if (spa != NULL) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1894 spa_config_exit(spa, SCL_CONFIG, FTAG); |
| 789 | 1895 spa_close(spa, FTAG); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
1896 } |
| 789 | 1897 |
| 1898 return (error); | |
| 1899 } | |
| 1900 | |
| 1901 /* | |
| 5450 | 1902 * Validate that the auxiliary device array is well formed. We must have an |
| 1903 * array of nvlists, each which describes a valid leaf vdev. If this is an | |
| 1904 * import (mode is VDEV_ALLOC_SPARE), then we allow corrupted spares to be | |
| 1905 * specified, as long as they are well-formed. | |
| 2082 | 1906 */ |
| 1907 static int | |
| 5450 | 1908 spa_validate_aux_devs(spa_t *spa, nvlist_t *nvroot, uint64_t crtxg, int mode, |
| 1909 spa_aux_vdev_t *sav, const char *config, uint64_t version, | |
| 1910 vdev_labeltype_t label) | |
| 2082 | 1911 { |
| 5450 | 1912 nvlist_t **dev; |
| 1913 uint_t i, ndev; | |
| 2082 | 1914 vdev_t *vd; |
| 1915 int error; | |
| 1916 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1917 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1918 |
| 2082 | 1919 /* |
| 5450 | 1920 * It's acceptable to have no devs specified. |
| 2082 | 1921 */ |
| 5450 | 1922 if (nvlist_lookup_nvlist_array(nvroot, config, &dev, &ndev) != 0) |
| 2082 | 1923 return (0); |
| 1924 | |
| 5450 | 1925 if (ndev == 0) |
| 2082 | 1926 return (EINVAL); |
| 1927 | |
| 1928 /* | |
| 5450 | 1929 * Make sure the pool is formatted with a version that supports this |
| 1930 * device type. | |
| 2082 | 1931 */ |
| 5450 | 1932 if (spa_version(spa) < version) |
| 2082 | 1933 return (ENOTSUP); |
| 1934 | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1935 /* |
| 5450 | 1936 * Set the pending device list so we correctly handle device in-use |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1937 * checking. |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1938 */ |
| 5450 | 1939 sav->sav_pending = dev; |
| 1940 sav->sav_npending = ndev; | |
| 1941 | |
| 1942 for (i = 0; i < ndev; i++) { | |
| 1943 if ((error = spa_config_parse(spa, &vd, dev[i], NULL, 0, | |
| 2082 | 1944 mode)) != 0) |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1945 goto out; |
| 2082 | 1946 |
| 1947 if (!vd->vdev_ops->vdev_op_leaf) { | |
| 1948 vdev_free(vd); | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1949 error = EINVAL; |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1950 goto out; |
| 2082 | 1951 } |
| 1952 | |
| 5450 | 1953 /* |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1954 * The L2ARC currently only supports disk devices in |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1955 * kernel context. For user-level testing, we allow it. |
| 5450 | 1956 */ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1957 #ifdef _KERNEL |
| 5450 | 1958 if ((strcmp(config, ZPOOL_CONFIG_L2CACHE) == 0) && |
| 1959 strcmp(vd->vdev_ops->vdev_op_type, VDEV_TYPE_DISK) != 0) { | |
| 1960 error = ENOTBLK; | |
| 1961 goto out; | |
| 1962 } | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1963 #endif |
| 2082 | 1964 vd->vdev_top = vd; |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1965 |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1966 if ((error = vdev_open(vd)) == 0 && |
| 5450 | 1967 (error = vdev_label_init(vd, crtxg, label)) == 0) { |
| 1968 VERIFY(nvlist_add_uint64(dev[i], ZPOOL_CONFIG_GUID, | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1969 vd->vdev_guid) == 0); |
| 2082 | 1970 } |
| 1971 | |
| 1972 vdev_free(vd); | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1973 |
| 5450 | 1974 if (error && |
| 1975 (mode != VDEV_ALLOC_SPARE && mode != VDEV_ALLOC_L2CACHE)) | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1976 goto out; |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1977 else |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1978 error = 0; |
| 2082 | 1979 } |
| 1980 | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1981 out: |
| 5450 | 1982 sav->sav_pending = NULL; |
| 1983 sav->sav_npending = 0; | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
1984 return (error); |
| 2082 | 1985 } |
| 1986 | |
| 5450 | 1987 static int |
| 1988 spa_validate_aux(spa_t *spa, nvlist_t *nvroot, uint64_t crtxg, int mode) | |
| 1989 { | |
| 1990 int error; | |
| 1991 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1992 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1993 |
| 5450 | 1994 if ((error = spa_validate_aux_devs(spa, nvroot, crtxg, mode, |
| 1995 &spa->spa_spares, ZPOOL_CONFIG_SPARES, SPA_VERSION_SPARES, | |
| 1996 VDEV_LABEL_SPARE)) != 0) { | |
| 1997 return (error); | |
| 1998 } | |
| 1999 | |
| 2000 return (spa_validate_aux_devs(spa, nvroot, crtxg, mode, | |
| 2001 &spa->spa_l2cache, ZPOOL_CONFIG_L2CACHE, SPA_VERSION_L2CACHE, | |
| 2002 VDEV_LABEL_L2CACHE)); | |
| 2003 } | |
| 2004 | |
| 2005 static void | |
| 2006 spa_set_aux_vdevs(spa_aux_vdev_t *sav, nvlist_t **devs, int ndevs, | |
| 2007 const char *config) | |
| 2008 { | |
| 2009 int i; | |
| 2010 | |
| 2011 if (sav->sav_config != NULL) { | |
| 2012 nvlist_t **olddevs; | |
| 2013 uint_t oldndevs; | |
| 2014 nvlist_t **newdevs; | |
| 2015 | |
| 2016 /* | |
| 2017 * Generate new dev list by concatentating with the | |
| 2018 * current dev list. | |
| 2019 */ | |
| 2020 VERIFY(nvlist_lookup_nvlist_array(sav->sav_config, config, | |
| 2021 &olddevs, &oldndevs) == 0); | |
| 2022 | |
| 2023 newdevs = kmem_alloc(sizeof (void *) * | |
| 2024 (ndevs + oldndevs), KM_SLEEP); | |
| 2025 for (i = 0; i < oldndevs; i++) | |
| 2026 VERIFY(nvlist_dup(olddevs[i], &newdevs[i], | |
| 2027 KM_SLEEP) == 0); | |
| 2028 for (i = 0; i < ndevs; i++) | |
| 2029 VERIFY(nvlist_dup(devs[i], &newdevs[i + oldndevs], | |
| 2030 KM_SLEEP) == 0); | |
| 2031 | |
| 2032 VERIFY(nvlist_remove(sav->sav_config, config, | |
| 2033 DATA_TYPE_NVLIST_ARRAY) == 0); | |
| 2034 | |
| 2035 VERIFY(nvlist_add_nvlist_array(sav->sav_config, | |
| 2036 config, newdevs, ndevs + oldndevs) == 0); | |
| 2037 for (i = 0; i < oldndevs + ndevs; i++) | |
| 2038 nvlist_free(newdevs[i]); | |
| 2039 kmem_free(newdevs, (oldndevs + ndevs) * sizeof (void *)); | |
| 2040 } else { | |
| 2041 /* | |
| 2042 * Generate a new dev list. | |
| 2043 */ | |
| 2044 VERIFY(nvlist_alloc(&sav->sav_config, NV_UNIQUE_NAME, | |
| 2045 KM_SLEEP) == 0); | |
| 2046 VERIFY(nvlist_add_nvlist_array(sav->sav_config, config, | |
| 2047 devs, ndevs) == 0); | |
| 2048 } | |
| 2049 } | |
| 2050 | |
| 2051 /* | |
| 2052 * Stop and drop level 2 ARC devices | |
| 2053 */ | |
| 2054 void | |
| 2055 spa_l2cache_drop(spa_t *spa) | |
| 2056 { | |
| 2057 vdev_t *vd; | |
| 2058 int i; | |
| 2059 spa_aux_vdev_t *sav = &spa->spa_l2cache; | |
| 2060 | |
| 2061 for (i = 0; i < sav->sav_count; i++) { | |
| 2062 uint64_t pool; | |
| 2063 | |
| 2064 vd = sav->sav_vdevs[i]; | |
| 2065 ASSERT(vd != NULL); | |
| 2066 | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
2067 if (spa_l2cache_exists(vd->vdev_guid, &pool) && |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
2068 pool != 0ULL && l2arc_vdev_present(vd)) |
| 5450 | 2069 l2arc_remove_vdev(vd); |
| 2070 if (vd->vdev_isl2cache) | |
| 2071 spa_l2cache_remove(vd); | |
| 2072 vdev_clear_stats(vd); | |
| 2073 (void) vdev_close(vd); | |
| 2074 } | |
| 2075 } | |
| 2076 | |
| 2082 | 2077 /* |
| 789 | 2078 * Pool Creation |
| 2079 */ | |
| 2080 int | |
| 5094 | 2081 spa_create(const char *pool, nvlist_t *nvroot, nvlist_t *props, |
|
7184
9508660f9c27
PSARC 2008/223 Pool root file system properties via zpool(1M)
timh
parents:
7147
diff
changeset
|
2082 const char *history_str, nvlist_t *zplprops) |
| 789 | 2083 { |
| 2084 spa_t *spa; | |
| 5094 | 2085 char *altroot = NULL; |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2086 vdev_t *rvd; |
| 789 | 2087 dsl_pool_t *dp; |
| 2088 dmu_tx_t *tx; | |
| 2082 | 2089 int c, error = 0; |
| 789 | 2090 uint64_t txg = TXG_INITIAL; |
| 5450 | 2091 nvlist_t **spares, **l2cache; |
| 2092 uint_t nspares, nl2cache; | |
| 5094 | 2093 uint64_t version; |
| 789 | 2094 |
| 2095 /* | |
| 2096 * If this pool already exists, return failure. | |
| 2097 */ | |
| 2098 mutex_enter(&spa_namespace_lock); | |
| 2099 if (spa_lookup(pool) != NULL) { | |
| 2100 mutex_exit(&spa_namespace_lock); | |
| 2101 return (EEXIST); | |
| 2102 } | |
| 2103 | |
| 2104 /* | |
| 2105 * Allocate a new spa_t structure. | |
| 2106 */ | |
| 5094 | 2107 (void) nvlist_lookup_string(props, |
| 2108 zpool_prop_to_name(ZPOOL_PROP_ALTROOT), &altroot); | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2109 spa = spa_add(pool, altroot); |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
2110 spa_activate(spa, spa_mode_global); |
| 789 | 2111 |
| 2112 spa->spa_uberblock.ub_txg = txg - 1; | |
| 5094 | 2113 |
| 2114 if (props && (error = spa_prop_validate(spa, props))) { | |
| 2115 spa_deactivate(spa); | |
| 2116 spa_remove(spa); | |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2117 mutex_exit(&spa_namespace_lock); |
| 5094 | 2118 return (error); |
| 2119 } | |
| 2120 | |
| 2121 if (nvlist_lookup_uint64(props, zpool_prop_to_name(ZPOOL_PROP_VERSION), | |
| 2122 &version) != 0) | |
| 2123 version = SPA_VERSION; | |
| 2124 ASSERT(version <= SPA_VERSION); | |
| 2125 spa->spa_uberblock.ub_version = version; | |
| 789 | 2126 spa->spa_ubsync = spa->spa_uberblock; |
| 2127 | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2128 /* |
|
9234
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
2129 * Create "The Godfather" zio to hold all async IOs |
|
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
2130 */ |
|
9630
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2131 spa->spa_async_zio_root = zio_root(spa, NULL, NULL, |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2132 ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | ZIO_FLAG_GODFATHER); |
|
9234
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
2133 |
|
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
2134 /* |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2135 * Create the root vdev. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2136 */ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2137 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2138 |
| 2082 | 2139 error = spa_config_parse(spa, &rvd, nvroot, NULL, 0, VDEV_ALLOC_ADD); |
| 2140 | |
| 2141 ASSERT(error != 0 || rvd != NULL); | |
| 2142 ASSERT(error != 0 || spa->spa_root_vdev == rvd); | |
| 2143 | |
|
5913
a77f8ad2ce63
6575965 panic/thread=2a1016b5ca0: BAD TRAP: type=9 rp=1858500 addr=0 mmu_fsr=0, really, truly out of space
perrin
parents:
5886
diff
changeset
|
2144 if (error == 0 && !zfs_allocatable_devs(nvroot)) |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2145 error = EINVAL; |
| 2082 | 2146 |
| 2147 if (error == 0 && | |
| 2148 (error = vdev_create(rvd, txg, B_FALSE)) == 0 && | |
| 5450 | 2149 (error = spa_validate_aux(spa, nvroot, txg, |
| 2082 | 2150 VDEV_ALLOC_ADD)) == 0) { |
| 2151 for (c = 0; c < rvd->vdev_children; c++) | |
| 2152 vdev_init(rvd->vdev_child[c], txg); | |
| 2153 vdev_config_dirty(rvd); | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2154 } |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2155 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2156 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 2157 |
| 2082 | 2158 if (error != 0) { |
| 789 | 2159 spa_unload(spa); |
| 2160 spa_deactivate(spa); | |
| 2161 spa_remove(spa); | |
| 2162 mutex_exit(&spa_namespace_lock); | |
| 2163 return (error); | |
| 2164 } | |
| 2165 | |
| 2082 | 2166 /* |
| 2167 * Get the list of spares, if specified. | |
| 2168 */ | |
| 2169 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_SPARES, | |
| 2170 &spares, &nspares) == 0) { | |
| 5450 | 2171 VERIFY(nvlist_alloc(&spa->spa_spares.sav_config, NV_UNIQUE_NAME, |
| 2082 | 2172 KM_SLEEP) == 0); |
| 5450 | 2173 VERIFY(nvlist_add_nvlist_array(spa->spa_spares.sav_config, |
| 2082 | 2174 ZPOOL_CONFIG_SPARES, spares, nspares) == 0); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2175 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 2082 | 2176 spa_load_spares(spa); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2177 spa_config_exit(spa, SCL_ALL, FTAG); |
| 5450 | 2178 spa->spa_spares.sav_sync = B_TRUE; |
| 2179 } | |
| 2180 | |
| 2181 /* | |
| 2182 * Get the list of level 2 cache devices, if specified. | |
| 2183 */ | |
| 2184 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE, | |
| 2185 &l2cache, &nl2cache) == 0) { | |
| 2186 VERIFY(nvlist_alloc(&spa->spa_l2cache.sav_config, | |
| 2187 NV_UNIQUE_NAME, KM_SLEEP) == 0); | |
| 2188 VERIFY(nvlist_add_nvlist_array(spa->spa_l2cache.sav_config, | |
| 2189 ZPOOL_CONFIG_L2CACHE, l2cache, nl2cache) == 0); | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2190 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 5450 | 2191 spa_load_l2cache(spa); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2192 spa_config_exit(spa, SCL_ALL, FTAG); |
| 5450 | 2193 spa->spa_l2cache.sav_sync = B_TRUE; |
| 2082 | 2194 } |
| 2195 | |
|
7184
9508660f9c27
PSARC 2008/223 Pool root file system properties via zpool(1M)
timh
parents:
7147
diff
changeset
|
2196 spa->spa_dsl_pool = dp = dsl_pool_create(spa, zplprops, txg); |
| 789 | 2197 spa->spa_meta_objset = dp->dp_meta_objset; |
| 2198 | |
| 2199 tx = dmu_tx_create_assigned(dp, txg); | |
| 2200 | |
| 2201 /* | |
| 2202 * Create the pool config object. | |
| 2203 */ | |
| 2204 spa->spa_config_object = dmu_object_alloc(spa->spa_meta_objset, | |
|
7497
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
2205 DMU_OT_PACKED_NVLIST, SPA_CONFIG_BLOCKSIZE, |
| 789 | 2206 DMU_OT_PACKED_NVLIST_SIZE, sizeof (uint64_t), tx); |
| 2207 | |
| 1544 | 2208 if (zap_add(spa->spa_meta_objset, |
| 789 | 2209 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_CONFIG, |
| 1544 | 2210 sizeof (uint64_t), 1, &spa->spa_config_object, tx) != 0) { |
| 2211 cmn_err(CE_PANIC, "failed to add pool config"); | |
| 2212 } | |
| 789 | 2213 |
| 5094 | 2214 /* Newly created pools with the right version are always deflated. */ |
| 2215 if (version >= SPA_VERSION_RAIDZ_DEFLATE) { | |
| 2216 spa->spa_deflate = TRUE; | |
| 2217 if (zap_add(spa->spa_meta_objset, | |
| 2218 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_DEFLATE, | |
| 2219 sizeof (uint64_t), 1, &spa->spa_deflate, tx) != 0) { | |
| 2220 cmn_err(CE_PANIC, "failed to add deflate"); | |
| 2221 } | |
| 2082 | 2222 } |
| 2223 | |
| 789 | 2224 /* |
| 2225 * Create the deferred-free bplist object. Turn off compression | |
| 2226 * because sync-to-convergence takes longer if the blocksize | |
| 2227 * keeps changing. | |
| 2228 */ | |
| 2229 spa->spa_sync_bplist_obj = bplist_create(spa->spa_meta_objset, | |
| 2230 1 << 14, tx); | |
| 2231 dmu_object_set_compress(spa->spa_meta_objset, spa->spa_sync_bplist_obj, | |
| 2232 ZIO_COMPRESS_OFF, tx); | |
| 2233 | |
| 1544 | 2234 if (zap_add(spa->spa_meta_objset, |
| 789 | 2235 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_SYNC_BPLIST, |
| 1544 | 2236 sizeof (uint64_t), 1, &spa->spa_sync_bplist_obj, tx) != 0) { |
| 2237 cmn_err(CE_PANIC, "failed to add bplist"); | |
| 2238 } | |
| 789 | 2239 |
| 2926 | 2240 /* |
| 2241 * Create the pool's history object. | |
| 2242 */ | |
| 5094 | 2243 if (version >= SPA_VERSION_ZPOOL_HISTORY) |
| 2244 spa_history_create_obj(spa, tx); | |
| 2245 | |
| 2246 /* | |
| 2247 * Set pool properties. | |
| 2248 */ | |
| 2249 spa->spa_bootfs = zpool_prop_default_numeric(ZPOOL_PROP_BOOTFS); | |
| 2250 spa->spa_delegation = zpool_prop_default_numeric(ZPOOL_PROP_DELEGATION); | |
| 5329 | 2251 spa->spa_failmode = zpool_prop_default_numeric(ZPOOL_PROP_FAILUREMODE); |
|
8525
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
2252 if (props != NULL) { |
|
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
2253 spa_configfile_set(spa, props, B_FALSE); |
| 5094 | 2254 spa_sync_props(spa, props, CRED(), tx); |
|
8525
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
2255 } |
| 2926 | 2256 |
| 789 | 2257 dmu_tx_commit(tx); |
| 2258 | |
| 2259 spa->spa_sync_on = B_TRUE; | |
| 2260 txg_sync_start(spa->spa_dsl_pool); | |
| 2261 | |
| 2262 /* | |
| 2263 * We explicitly wait for the first transaction to complete so that our | |
| 2264 * bean counters are appropriately updated. | |
| 2265 */ | |
| 2266 txg_wait_synced(spa->spa_dsl_pool, txg); | |
| 2267 | |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2268 spa_config_sync(spa, B_FALSE, B_TRUE); |
| 789 | 2269 |
| 5094 | 2270 if (version >= SPA_VERSION_ZPOOL_HISTORY && history_str != NULL) |
|
4715
e8d212dda064
6535695 Panic: shpp->sh_eof == shpp->sh_pool_create_len, file: ../../common/fs/zfs/spa_history.c, line: 235
ek110237
parents:
4627
diff
changeset
|
2271 (void) spa_history_log(spa, history_str, LOG_CMD_POOL_CREATE); |
|
e8d212dda064
6535695 Panic: shpp->sh_eof == shpp->sh_pool_create_len, file: ../../common/fs/zfs/spa_history.c, line: 235
ek110237
parents:
4627
diff
changeset
|
2272 |
|
8667
5c308a17eb7c
6795440 Assertion failure in spa_close()
George Wilson <George.Wilson@Sun.COM>
parents:
8662
diff
changeset
|
2273 spa->spa_minref = refcount_count(&spa->spa_refcount); |
|
5c308a17eb7c
6795440 Assertion failure in spa_close()
George Wilson <George.Wilson@Sun.COM>
parents:
8662
diff
changeset
|
2274 |
| 789 | 2275 mutex_exit(&spa_namespace_lock); |
| 2276 | |
| 2277 return (0); | |
| 2278 } | |
| 2279 | |
| 6423 | 2280 #ifdef _KERNEL |
| 2281 /* | |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2282 * Get the root pool information from the root disk, then import the root pool |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2283 * during the system boot up time. |
| 6423 | 2284 */ |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2285 extern int vdev_disk_read_rootlabel(char *, char *, nvlist_t **); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2286 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2287 static nvlist_t * |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2288 spa_generate_rootconf(char *devpath, char *devid, uint64_t *guid) |
| 6423 | 2289 { |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2290 nvlist_t *config; |
| 6423 | 2291 nvlist_t *nvtop, *nvroot; |
| 2292 uint64_t pgid; | |
| 2293 | |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2294 if (vdev_disk_read_rootlabel(devpath, devid, &config) != 0) |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2295 return (NULL); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2296 |
| 6423 | 2297 /* |
| 2298 * Add this top-level vdev to the child array. | |
| 2299 */ | |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2300 VERIFY(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2301 &nvtop) == 0); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2302 VERIFY(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID, |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2303 &pgid) == 0); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2304 VERIFY(nvlist_lookup_uint64(config, ZPOOL_CONFIG_GUID, guid) == 0); |
| 6423 | 2305 |
| 2306 /* | |
| 2307 * Put this pool's top-level vdevs into a root vdev. | |
| 2308 */ | |
| 2309 VERIFY(nvlist_alloc(&nvroot, NV_UNIQUE_NAME, KM_SLEEP) == 0); | |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2310 VERIFY(nvlist_add_string(nvroot, ZPOOL_CONFIG_TYPE, |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2311 VDEV_TYPE_ROOT) == 0); |
| 6423 | 2312 VERIFY(nvlist_add_uint64(nvroot, ZPOOL_CONFIG_ID, 0ULL) == 0); |
| 2313 VERIFY(nvlist_add_uint64(nvroot, ZPOOL_CONFIG_GUID, pgid) == 0); | |
| 2314 VERIFY(nvlist_add_nvlist_array(nvroot, ZPOOL_CONFIG_CHILDREN, | |
| 2315 &nvtop, 1) == 0); | |
| 2316 | |
| 2317 /* | |
| 2318 * Replace the existing vdev_tree with the new root vdev in | |
| 2319 * this pool's configuration (remove the old, add the new). | |
| 2320 */ | |
| 2321 VERIFY(nvlist_add_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, nvroot) == 0); | |
| 2322 nvlist_free(nvroot); | |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2323 return (config); |
| 6423 | 2324 } |
| 2325 | |
| 2326 /* | |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2327 * Walk the vdev tree and see if we can find a device with "better" |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2328 * configuration. A configuration is "better" if the label on that |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2329 * device has a more recent txg. |
| 6423 | 2330 */ |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2331 static void |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2332 spa_alt_rootvdev(vdev_t *vd, vdev_t **avd, uint64_t *txg) |
|
7147
1e1d75c88283
6704717 ZFS mirrored root doesn't live up to expectations
taylor
parents:
7046
diff
changeset
|
2333 { |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2334 int c; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2335 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2336 for (c = 0; c < vd->vdev_children; c++) |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2337 spa_alt_rootvdev(vd->vdev_child[c], avd, txg); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2338 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2339 if (vd->vdev_ops->vdev_op_leaf) { |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2340 nvlist_t *label; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2341 uint64_t label_txg; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2342 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2343 if (vdev_disk_read_rootlabel(vd->vdev_physpath, vd->vdev_devid, |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2344 &label) != 0) |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2345 return; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2346 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2347 VERIFY(nvlist_lookup_uint64(label, ZPOOL_CONFIG_POOL_TXG, |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2348 &label_txg) == 0); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2349 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2350 /* |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2351 * Do we have a better boot device? |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2352 */ |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2353 if (label_txg > *txg) { |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2354 *txg = label_txg; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2355 *avd = vd; |
|
7147
1e1d75c88283
6704717 ZFS mirrored root doesn't live up to expectations
taylor
parents:
7046
diff
changeset
|
2356 } |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2357 nvlist_free(label); |
|
7147
1e1d75c88283
6704717 ZFS mirrored root doesn't live up to expectations
taylor
parents:
7046
diff
changeset
|
2358 } |
|
1e1d75c88283
6704717 ZFS mirrored root doesn't live up to expectations
taylor
parents:
7046
diff
changeset
|
2359 } |
|
1e1d75c88283
6704717 ZFS mirrored root doesn't live up to expectations
taylor
parents:
7046
diff
changeset
|
2360 |
| 6423 | 2361 /* |
| 2362 * Import a root pool. | |
| 2363 * | |
|
7147
1e1d75c88283
6704717 ZFS mirrored root doesn't live up to expectations
taylor
parents:
7046
diff
changeset
|
2364 * For x86. devpath_list will consist of devid and/or physpath name of |
|
1e1d75c88283
6704717 ZFS mirrored root doesn't live up to expectations
taylor
parents:
7046
diff
changeset
|
2365 * the vdev (e.g. "id1,sd@SSEAGATE..." or "/pci@1f,0/ide@d/disk@0,0:a"). |
|
1e1d75c88283
6704717 ZFS mirrored root doesn't live up to expectations
taylor
parents:
7046
diff
changeset
|
2366 * The GRUB "findroot" command will return the vdev we should boot. |
| 6423 | 2367 * |
| 2368 * For Sparc, devpath_list consists the physpath name of the booting device | |
| 2369 * no matter the rootpool is a single device pool or a mirrored pool. | |
| 2370 * e.g. | |
| 2371 * "/pci@1f,0/ide@d/disk@0,0:a" | |
| 2372 */ | |
| 2373 int | |
|
7147
1e1d75c88283
6704717 ZFS mirrored root doesn't live up to expectations
taylor
parents:
7046
diff
changeset
|
2374 spa_import_rootpool(char *devpath, char *devid) |
| 6423 | 2375 { |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2376 spa_t *spa; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2377 vdev_t *rvd, *bvd, *avd = NULL; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2378 nvlist_t *config, *nvtop; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2379 uint64_t guid, txg; |
| 6423 | 2380 char *pname; |
| 2381 int error; | |
| 2382 | |
| 2383 /* | |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2384 * Read the label from the boot device and generate a configuration. |
| 6423 | 2385 */ |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2386 if ((config = spa_generate_rootconf(devpath, devid, &guid)) == NULL) { |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2387 cmn_err(CE_NOTE, "Can not read the pool label from '%s'", |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2388 devpath); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2389 return (EIO); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2390 } |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2391 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2392 VERIFY(nvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME, |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2393 &pname) == 0); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2394 VERIFY(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_TXG, &txg) == 0); |
| 6423 | 2395 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2396 mutex_enter(&spa_namespace_lock); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2397 if ((spa = spa_lookup(pname)) != NULL) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2398 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2399 * Remove the existing root pool from the namespace so that we |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2400 * can replace it with the correct config we just read in. |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2401 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2402 spa_remove(spa); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2403 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2404 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2405 spa = spa_add(pname, NULL); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2406 spa->spa_is_root = B_TRUE; |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2407 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2408 /* |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2409 * Build up a vdev tree based on the boot device's label config. |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2410 */ |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2411 VERIFY(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2412 &nvtop) == 0); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2413 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2414 error = spa_config_parse(spa, &rvd, nvtop, NULL, 0, |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2415 VDEV_ALLOC_ROOTPOOL); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2416 spa_config_exit(spa, SCL_ALL, FTAG); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2417 if (error) { |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2418 mutex_exit(&spa_namespace_lock); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2419 nvlist_free(config); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2420 cmn_err(CE_NOTE, "Can not parse the config for pool '%s'", |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2421 pname); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2422 return (error); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2423 } |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2424 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2425 /* |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2426 * Get the boot vdev. |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2427 */ |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2428 if ((bvd = vdev_lookup_by_guid(rvd, guid)) == NULL) { |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2429 cmn_err(CE_NOTE, "Can not find the boot vdev for guid %llu", |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2430 (u_longlong_t)guid); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2431 error = ENOENT; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2432 goto out; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2433 } |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2434 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2435 /* |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2436 * Determine if there is a better boot device. |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2437 */ |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2438 avd = bvd; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2439 spa_alt_rootvdev(rvd, &avd, &txg); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2440 if (avd != bvd) { |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2441 cmn_err(CE_NOTE, "The boot device is 'degraded'. Please " |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2442 "try booting from '%s'", avd->vdev_path); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2443 error = EINVAL; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2444 goto out; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2445 } |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2446 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2447 /* |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2448 * If the boot device is part of a spare vdev then ensure that |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2449 * we're booting off the active spare. |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2450 */ |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2451 if (bvd->vdev_parent->vdev_ops == &vdev_spare_ops && |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2452 !bvd->vdev_isspare) { |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2453 cmn_err(CE_NOTE, "The boot device is currently spared. Please " |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2454 "try booting from '%s'", |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2455 bvd->vdev_parent->vdev_child[1]->vdev_path); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2456 error = EINVAL; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2457 goto out; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2458 } |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2459 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2460 VERIFY(nvlist_dup(config, &spa->spa_config, 0) == 0); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2461 error = 0; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2462 out: |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2463 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2464 vdev_free(rvd); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2465 spa_config_exit(spa, SCL_ALL, FTAG); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2466 mutex_exit(&spa_namespace_lock); |
| 6423 | 2467 |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2468 nvlist_free(config); |
| 6423 | 2469 return (error); |
| 2470 } | |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2471 |
| 6423 | 2472 #endif |
| 2473 | |
| 2474 /* | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2475 * Take a pool and insert it into the namespace as if it had been loaded at |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2476 * boot. |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2477 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2478 int |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2479 spa_import_verbatim(const char *pool, nvlist_t *config, nvlist_t *props) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2480 { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2481 spa_t *spa; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2482 char *altroot = NULL; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2483 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2484 mutex_enter(&spa_namespace_lock); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2485 if (spa_lookup(pool) != NULL) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2486 mutex_exit(&spa_namespace_lock); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2487 return (EEXIST); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2488 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2489 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2490 (void) nvlist_lookup_string(props, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2491 zpool_prop_to_name(ZPOOL_PROP_ALTROOT), &altroot); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2492 spa = spa_add(pool, altroot); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2493 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2494 VERIFY(nvlist_dup(config, &spa->spa_config, 0) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2495 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2496 if (props != NULL) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2497 spa_configfile_set(spa, props, B_FALSE); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2498 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2499 spa_config_sync(spa, B_FALSE, B_TRUE); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2500 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2501 mutex_exit(&spa_namespace_lock); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2502 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2503 return (0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2504 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2505 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2506 /* |
| 6423 | 2507 * Import a non-root pool into the system. |
| 2508 */ | |
| 2509 int | |
| 2510 spa_import(const char *pool, nvlist_t *config, nvlist_t *props) | |
| 2511 { | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2512 spa_t *spa; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2513 char *altroot = NULL; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2514 int error; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2515 nvlist_t *nvroot; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2516 nvlist_t **spares, **l2cache; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2517 uint_t nspares, nl2cache; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2518 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2519 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2520 * If a pool with this name exists, return failure. |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2521 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2522 mutex_enter(&spa_namespace_lock); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2523 if ((spa = spa_lookup(pool)) != NULL) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2524 mutex_exit(&spa_namespace_lock); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2525 return (EEXIST); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2526 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2527 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2528 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2529 * Create and initialize the spa structure. |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2530 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2531 (void) nvlist_lookup_string(props, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2532 zpool_prop_to_name(ZPOOL_PROP_ALTROOT), &altroot); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2533 spa = spa_add(pool, altroot); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2534 spa_activate(spa, spa_mode_global); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2535 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2536 /* |
|
9630
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2537 * Don't start async tasks until we know everything is healthy. |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2538 */ |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2539 spa_async_suspend(spa); |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2540 |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2541 /* |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2542 * Pass off the heavy lifting to spa_load(). Pass TRUE for mosconfig |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2543 * because the user-supplied config is actually the one to trust when |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2544 * doing an import. |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2545 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2546 error = spa_load(spa, config, SPA_LOAD_IMPORT, B_TRUE); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2547 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2548 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2549 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2550 * Toss any existing sparelist, as it doesn't have any validity |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2551 * anymore, and conflicts with spa_has_spare(). |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2552 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2553 if (spa->spa_spares.sav_config) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2554 nvlist_free(spa->spa_spares.sav_config); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2555 spa->spa_spares.sav_config = NULL; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2556 spa_load_spares(spa); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2557 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2558 if (spa->spa_l2cache.sav_config) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2559 nvlist_free(spa->spa_l2cache.sav_config); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2560 spa->spa_l2cache.sav_config = NULL; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2561 spa_load_l2cache(spa); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2562 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2563 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2564 VERIFY(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2565 &nvroot) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2566 if (error == 0) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2567 error = spa_validate_aux(spa, nvroot, -1ULL, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2568 VDEV_ALLOC_SPARE); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2569 if (error == 0) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2570 error = spa_validate_aux(spa, nvroot, -1ULL, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2571 VDEV_ALLOC_L2CACHE); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2572 spa_config_exit(spa, SCL_ALL, FTAG); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2573 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2574 if (props != NULL) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2575 spa_configfile_set(spa, props, B_FALSE); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2576 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2577 if (error != 0 || (props && spa_writeable(spa) && |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2578 (error = spa_prop_set(spa, props)))) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2579 spa_unload(spa); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2580 spa_deactivate(spa); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2581 spa_remove(spa); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2582 mutex_exit(&spa_namespace_lock); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2583 return (error); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2584 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2585 |
|
9630
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2586 spa_async_resume(spa); |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2587 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2588 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2589 * Override any spares and level 2 cache devices as specified by |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2590 * the user, as these may have correct device names/devids, etc. |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2591 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2592 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_SPARES, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2593 &spares, &nspares) == 0) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2594 if (spa->spa_spares.sav_config) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2595 VERIFY(nvlist_remove(spa->spa_spares.sav_config, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2596 ZPOOL_CONFIG_SPARES, DATA_TYPE_NVLIST_ARRAY) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2597 else |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2598 VERIFY(nvlist_alloc(&spa->spa_spares.sav_config, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2599 NV_UNIQUE_NAME, KM_SLEEP) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2600 VERIFY(nvlist_add_nvlist_array(spa->spa_spares.sav_config, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2601 ZPOOL_CONFIG_SPARES, spares, nspares) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2602 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2603 spa_load_spares(spa); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2604 spa_config_exit(spa, SCL_ALL, FTAG); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2605 spa->spa_spares.sav_sync = B_TRUE; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2606 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2607 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2608 &l2cache, &nl2cache) == 0) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2609 if (spa->spa_l2cache.sav_config) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2610 VERIFY(nvlist_remove(spa->spa_l2cache.sav_config, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2611 ZPOOL_CONFIG_L2CACHE, DATA_TYPE_NVLIST_ARRAY) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2612 else |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2613 VERIFY(nvlist_alloc(&spa->spa_l2cache.sav_config, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2614 NV_UNIQUE_NAME, KM_SLEEP) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2615 VERIFY(nvlist_add_nvlist_array(spa->spa_l2cache.sav_config, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2616 ZPOOL_CONFIG_L2CACHE, l2cache, nl2cache) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2617 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2618 spa_load_l2cache(spa); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2619 spa_config_exit(spa, SCL_ALL, FTAG); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2620 spa->spa_l2cache.sav_sync = B_TRUE; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2621 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2622 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2623 if (spa_writeable(spa)) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2624 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2625 * Update the config cache to include the newly-imported pool. |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2626 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2627 spa_config_update_common(spa, SPA_CONFIG_UPDATE_POOL, B_FALSE); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2628 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2629 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2630 mutex_exit(&spa_namespace_lock); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2631 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2632 return (0); |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2633 } |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2634 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2635 |
| 789 | 2636 /* |
| 2637 * This (illegal) pool name is used when temporarily importing a spa_t in order | |
| 2638 * to get the vdev stats associated with the imported devices. | |
| 2639 */ | |
| 2640 #define TRYIMPORT_NAME "$import" | |
| 2641 | |
| 2642 nvlist_t * | |
| 2643 spa_tryimport(nvlist_t *tryconfig) | |
| 2644 { | |
| 2645 nvlist_t *config = NULL; | |
| 2646 char *poolname; | |
| 2647 spa_t *spa; | |
| 2648 uint64_t state; | |
|
8680
005fe27123ba
6786321 panic on spa_tryimport() a corrupted pool
Lin Ling <Lin.Ling@Sun.COM>
parents:
8667
diff
changeset
|
2649 int error; |
| 789 | 2650 |
| 2651 if (nvlist_lookup_string(tryconfig, ZPOOL_CONFIG_POOL_NAME, &poolname)) | |
| 2652 return (NULL); | |
| 2653 | |
| 2654 if (nvlist_lookup_uint64(tryconfig, ZPOOL_CONFIG_POOL_STATE, &state)) | |
| 2655 return (NULL); | |
| 2656 | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2657 /* |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2658 * Create and initialize the spa structure. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2659 */ |
| 789 | 2660 mutex_enter(&spa_namespace_lock); |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2661 spa = spa_add(TRYIMPORT_NAME, NULL); |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
2662 spa_activate(spa, FREAD); |
| 789 | 2663 |
| 2664 /* | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2665 * Pass off the heavy lifting to spa_load(). |
| 1732 | 2666 * Pass TRUE for mosconfig because the user-supplied config |
| 2667 * is actually the one to trust when doing an import. | |
| 789 | 2668 */ |
|
8680
005fe27123ba
6786321 panic on spa_tryimport() a corrupted pool
Lin Ling <Lin.Ling@Sun.COM>
parents:
8667
diff
changeset
|
2669 error = spa_load(spa, tryconfig, SPA_LOAD_TRYIMPORT, B_TRUE); |
| 789 | 2670 |
| 2671 /* | |
| 2672 * If 'tryconfig' was at least parsable, return the current config. | |
| 2673 */ | |
| 2674 if (spa->spa_root_vdev != NULL) { | |
| 2675 config = spa_config_generate(spa, NULL, -1ULL, B_TRUE); | |
| 2676 VERIFY(nvlist_add_string(config, ZPOOL_CONFIG_POOL_NAME, | |
| 2677 poolname) == 0); | |
| 2678 VERIFY(nvlist_add_uint64(config, ZPOOL_CONFIG_POOL_STATE, | |
| 2679 state) == 0); | |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
2680 VERIFY(nvlist_add_uint64(config, ZPOOL_CONFIG_TIMESTAMP, |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
2681 spa->spa_uberblock.ub_timestamp) == 0); |
| 2082 | 2682 |
| 2683 /* | |
| 6423 | 2684 * If the bootfs property exists on this pool then we |
| 2685 * copy it out so that external consumers can tell which | |
| 2686 * pools are bootable. | |
| 2687 */ | |
|
8680
005fe27123ba
6786321 panic on spa_tryimport() a corrupted pool
Lin Ling <Lin.Ling@Sun.COM>
parents:
8667
diff
changeset
|
2688 if ((!error || error == EEXIST) && spa->spa_bootfs) { |
| 6423 | 2689 char *tmpname = kmem_alloc(MAXPATHLEN, KM_SLEEP); |
| 2690 | |
| 2691 /* | |
| 2692 * We have to play games with the name since the | |
| 2693 * pool was opened as TRYIMPORT_NAME. | |
| 2694 */ | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2695 if (dsl_dsobj_to_dsname(spa_name(spa), |
| 6423 | 2696 spa->spa_bootfs, tmpname) == 0) { |
| 2697 char *cp; | |
| 2698 char *dsname = kmem_alloc(MAXPATHLEN, KM_SLEEP); | |
| 2699 | |
| 2700 cp = strchr(tmpname, '/'); | |
| 2701 if (cp == NULL) { | |
| 2702 (void) strlcpy(dsname, tmpname, | |
| 2703 MAXPATHLEN); | |
| 2704 } else { | |
| 2705 (void) snprintf(dsname, MAXPATHLEN, | |
| 2706 "%s/%s", poolname, ++cp); | |
| 2707 } | |
| 2708 VERIFY(nvlist_add_string(config, | |
| 2709 ZPOOL_CONFIG_BOOTFS, dsname) == 0); | |
| 2710 kmem_free(dsname, MAXPATHLEN); | |
| 2711 } | |
| 2712 kmem_free(tmpname, MAXPATHLEN); | |
| 2713 } | |
| 2714 | |
| 2715 /* | |
| 5450 | 2716 * Add the list of hot spares and level 2 cache devices. |
| 2082 | 2717 */ |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2718 spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); |
| 2082 | 2719 spa_add_spares(spa, config); |
| 5450 | 2720 spa_add_l2cache(spa, config); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2721 spa_config_exit(spa, SCL_CONFIG, FTAG); |
| 789 | 2722 } |
| 2723 | |
| 2724 spa_unload(spa); | |
| 2725 spa_deactivate(spa); | |
| 2726 spa_remove(spa); | |
| 2727 mutex_exit(&spa_namespace_lock); | |
| 2728 | |
| 2729 return (config); | |
| 2730 } | |
| 2731 | |
| 2732 /* | |
| 2733 * Pool export/destroy | |
| 2734 * | |
| 2735 * The act of destroying or exporting a pool is very simple. We make sure there | |
| 2736 * is no more pending I/O and any references to the pool are gone. Then, we | |
| 2737 * update the pool state and sync all the labels to disk, removing the | |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
2738 * configuration from the cache afterwards. If the 'hardforce' flag is set, then |
|
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
2739 * we don't sync the labels or remove the configuration cache. |
| 789 | 2740 */ |
| 2741 static int | |
|
7214
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2742 spa_export_common(char *pool, int new_state, nvlist_t **oldconfig, |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
2743 boolean_t force, boolean_t hardforce) |
| 789 | 2744 { |
| 2745 spa_t *spa; | |
| 2746 | |
|
1775
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1760
diff
changeset
|
2747 if (oldconfig) |
|
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1760
diff
changeset
|
2748 *oldconfig = NULL; |
|
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1760
diff
changeset
|
2749 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
2750 if (!(spa_mode_global & FWRITE)) |
| 789 | 2751 return (EROFS); |
| 2752 | |
| 2753 mutex_enter(&spa_namespace_lock); | |
| 2754 if ((spa = spa_lookup(pool)) == NULL) { | |
| 2755 mutex_exit(&spa_namespace_lock); | |
| 2756 return (ENOENT); | |
| 2757 } | |
| 2758 | |
| 2759 /* | |
| 1544 | 2760 * Put a hold on the pool, drop the namespace lock, stop async tasks, |
| 2761 * reacquire the namespace lock, and see if we can export. | |
| 2762 */ | |
| 2763 spa_open_ref(spa, FTAG); | |
| 2764 mutex_exit(&spa_namespace_lock); | |
| 2765 spa_async_suspend(spa); | |
| 2766 mutex_enter(&spa_namespace_lock); | |
| 2767 spa_close(spa, FTAG); | |
| 2768 | |
| 2769 /* | |
| 789 | 2770 * The pool will be in core if it's openable, |
| 2771 * in which case we can modify its state. | |
| 2772 */ | |
| 2773 if (spa->spa_state != POOL_STATE_UNINITIALIZED && spa->spa_sync_on) { | |
| 2774 /* | |
| 2775 * Objsets may be open only because they're dirty, so we | |
| 2776 * have to force it to sync before checking spa_refcnt. | |
| 2777 */ | |
| 2778 txg_wait_synced(spa->spa_dsl_pool, 0); | |
| 2779 | |
| 1544 | 2780 /* |
| 2781 * A pool cannot be exported or destroyed if there are active | |
| 2782 * references. If we are resetting a pool, allow references by | |
| 2783 * fault injection handlers. | |
| 2784 */ | |
| 2785 if (!spa_refcount_zero(spa) || | |
| 2786 (spa->spa_inject_ref != 0 && | |
| 2787 new_state != POOL_STATE_UNINITIALIZED)) { | |
| 2788 spa_async_resume(spa); | |
| 789 | 2789 mutex_exit(&spa_namespace_lock); |
| 2790 return (EBUSY); | |
| 2791 } | |
| 2792 | |
| 2793 /* | |
|
7214
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2794 * A pool cannot be exported if it has an active shared spare. |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2795 * This is to prevent other pools stealing the active spare |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2796 * from an exported pool. At user's own will, such pool can |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2797 * be forcedly exported. |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2798 */ |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2799 if (!force && new_state == POOL_STATE_EXPORTED && |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2800 spa_has_active_shared_spare(spa)) { |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2801 spa_async_resume(spa); |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2802 mutex_exit(&spa_namespace_lock); |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2803 return (EXDEV); |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2804 } |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2805 |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2806 /* |
| 789 | 2807 * We want this to be reflected on every label, |
| 2808 * so mark them all dirty. spa_unload() will do the | |
| 2809 * final sync that pushes these changes out. | |
| 2810 */ | |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
2811 if (new_state != POOL_STATE_UNINITIALIZED && !hardforce) { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2812 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 1544 | 2813 spa->spa_state = new_state; |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2814 spa->spa_final_txg = spa_last_synced_txg(spa) + 1; |
| 1544 | 2815 vdev_config_dirty(spa->spa_root_vdev); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2816 spa_config_exit(spa, SCL_ALL, FTAG); |
| 1544 | 2817 } |
| 789 | 2818 } |
| 2819 | |
| 4451 | 2820 spa_event_notify(spa, NULL, ESC_ZFS_POOL_DESTROY); |
| 2821 | |
| 789 | 2822 if (spa->spa_state != POOL_STATE_UNINITIALIZED) { |
| 2823 spa_unload(spa); | |
| 2824 spa_deactivate(spa); | |
| 2825 } | |
| 2826 | |
|
1775
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1760
diff
changeset
|
2827 if (oldconfig && spa->spa_config) |
|
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1760
diff
changeset
|
2828 VERIFY(nvlist_dup(spa->spa_config, oldconfig, 0) == 0); |
|
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1760
diff
changeset
|
2829 |
| 1544 | 2830 if (new_state != POOL_STATE_UNINITIALIZED) { |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
2831 if (!hardforce) |
|
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
2832 spa_config_sync(spa, B_TRUE, B_TRUE); |
| 1544 | 2833 spa_remove(spa); |
| 2834 } | |
| 789 | 2835 mutex_exit(&spa_namespace_lock); |
| 2836 | |
| 2837 return (0); | |
| 2838 } | |
| 2839 | |
| 2840 /* | |
| 2841 * Destroy a storage pool. | |
| 2842 */ | |
| 2843 int | |
| 2844 spa_destroy(char *pool) | |
| 2845 { | |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
2846 return (spa_export_common(pool, POOL_STATE_DESTROYED, NULL, |
|
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
2847 B_FALSE, B_FALSE)); |
| 789 | 2848 } |
| 2849 | |
| 2850 /* | |
| 2851 * Export a storage pool. | |
| 2852 */ | |
| 2853 int | |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
2854 spa_export(char *pool, nvlist_t **oldconfig, boolean_t force, |
|
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
2855 boolean_t hardforce) |
| 789 | 2856 { |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
2857 return (spa_export_common(pool, POOL_STATE_EXPORTED, oldconfig, |
|
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
2858 force, hardforce)); |
| 789 | 2859 } |
| 2860 | |
| 2861 /* | |
| 1544 | 2862 * Similar to spa_export(), this unloads the spa_t without actually removing it |
| 2863 * from the namespace in any way. | |
| 2864 */ | |
| 2865 int | |
| 2866 spa_reset(char *pool) | |
| 2867 { | |
|
7214
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2868 return (spa_export_common(pool, POOL_STATE_UNINITIALIZED, NULL, |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
2869 B_FALSE, B_FALSE)); |
| 1544 | 2870 } |
| 2871 | |
| 2872 /* | |
| 789 | 2873 * ========================================================================== |
| 2874 * Device manipulation | |
| 2875 * ========================================================================== | |
| 2876 */ | |
| 2877 | |
| 2878 /* | |
| 4527 | 2879 * Add a device to a storage pool. |
| 789 | 2880 */ |
| 2881 int | |
| 2882 spa_vdev_add(spa_t *spa, nvlist_t *nvroot) | |
| 2883 { | |
| 2884 uint64_t txg; | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
2885 int error; |
| 789 | 2886 vdev_t *rvd = spa->spa_root_vdev; |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2887 vdev_t *vd, *tvd; |
| 5450 | 2888 nvlist_t **spares, **l2cache; |
| 2889 uint_t nspares, nl2cache; | |
| 789 | 2890 |
| 2891 txg = spa_vdev_enter(spa); | |
| 2892 | |
| 2082 | 2893 if ((error = spa_config_parse(spa, &vd, nvroot, NULL, 0, |
| 2894 VDEV_ALLOC_ADD)) != 0) | |
| 2895 return (spa_vdev_exit(spa, NULL, txg, error)); | |
| 2896 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2897 spa->spa_pending_vdev = vd; /* spa_vdev_exit() will clear this */ |
| 789 | 2898 |
| 5450 | 2899 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_SPARES, &spares, |
| 2900 &nspares) != 0) | |
| 2082 | 2901 nspares = 0; |
| 2902 | |
| 5450 | 2903 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE, &l2cache, |
| 2904 &nl2cache) != 0) | |
| 2905 nl2cache = 0; | |
| 2906 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2907 if (vd->vdev_children == 0 && nspares == 0 && nl2cache == 0) |
| 2082 | 2908 return (spa_vdev_exit(spa, vd, txg, EINVAL)); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2909 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2910 if (vd->vdev_children != 0 && |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2911 (error = vdev_create(vd, txg, B_FALSE)) != 0) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2912 return (spa_vdev_exit(spa, vd, txg, error)); |
| 2082 | 2913 |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2914 /* |
| 5450 | 2915 * We must validate the spares and l2cache devices after checking the |
| 2916 * children. Otherwise, vdev_inuse() will blindly overwrite the spare. | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2917 */ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2918 if ((error = spa_validate_aux(spa, nvroot, txg, VDEV_ALLOC_ADD)) != 0) |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2919 return (spa_vdev_exit(spa, vd, txg, error)); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2920 |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2921 /* |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2922 * Transfer each new top-level vdev from vd to rvd. |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2923 */ |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
2924 for (int c = 0; c < vd->vdev_children; c++) { |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2925 tvd = vd->vdev_child[c]; |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2926 vdev_remove_child(vd, tvd); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2927 tvd->vdev_id = rvd->vdev_children; |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2928 vdev_add_child(rvd, tvd); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2929 vdev_config_dirty(tvd); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2930 } |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2931 |
| 2082 | 2932 if (nspares != 0) { |
| 5450 | 2933 spa_set_aux_vdevs(&spa->spa_spares, spares, nspares, |
| 2934 ZPOOL_CONFIG_SPARES); | |
| 2082 | 2935 spa_load_spares(spa); |
| 5450 | 2936 spa->spa_spares.sav_sync = B_TRUE; |
| 2937 } | |
| 2938 | |
| 2939 if (nl2cache != 0) { | |
| 2940 spa_set_aux_vdevs(&spa->spa_l2cache, l2cache, nl2cache, | |
| 2941 ZPOOL_CONFIG_L2CACHE); | |
| 2942 spa_load_l2cache(spa); | |
| 2943 spa->spa_l2cache.sav_sync = B_TRUE; | |
| 789 | 2944 } |
| 2945 | |
| 2946 /* | |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2947 * We have to be careful when adding new vdevs to an existing pool. |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2948 * If other threads start allocating from these vdevs before we |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2949 * sync the config cache, and we lose power, then upon reboot we may |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2950 * fail to open the pool because there are DVAs that the config cache |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2951 * can't translate. Therefore, we first add the vdevs without |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2952 * initializing metaslabs; sync the config cache (via spa_vdev_exit()); |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2953 * and then let spa_config_update() initialize the new metaslabs. |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2954 * |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2955 * spa_load() checks for added-but-not-initialized vdevs, so that |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2956 * if we lose power at any point in this sequence, the remaining |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2957 * steps will be completed the next time we load the pool. |
| 789 | 2958 */ |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2959 (void) spa_vdev_exit(spa, vd, txg, 0); |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2960 |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2961 mutex_enter(&spa_namespace_lock); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2962 spa_config_update(spa, SPA_CONFIG_UPDATE_POOL); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2963 mutex_exit(&spa_namespace_lock); |
| 789 | 2964 |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2965 return (0); |
| 789 | 2966 } |
| 2967 | |
| 2968 /* | |
| 2969 * Attach a device to a mirror. The arguments are the path to any device | |
| 2970 * in the mirror, and the nvroot for the new device. If the path specifies | |
| 2971 * a device that is not mirrored, we automatically insert the mirror vdev. | |
| 2972 * | |
| 2973 * If 'replacing' is specified, the new device is intended to replace the | |
| 2974 * existing device; in this case the two devices are made into their own | |
| 4451 | 2975 * mirror using the 'replacing' vdev, which is functionally identical to |
| 789 | 2976 * the mirror vdev (it actually reuses all the same ops) but has a few |
| 2977 * extra rules: you can't attach to it after it's been created, and upon | |
| 2978 * completion of resilvering, the first disk (the one being replaced) | |
| 2979 * is automatically detached. | |
| 2980 */ | |
| 2981 int | |
| 1544 | 2982 spa_vdev_attach(spa_t *spa, uint64_t guid, nvlist_t *nvroot, int replacing) |
| 789 | 2983 { |
| 2984 uint64_t txg, open_txg; | |
| 2985 vdev_t *rvd = spa->spa_root_vdev; | |
| 2986 vdev_t *oldvd, *newvd, *newrootvd, *pvd, *tvd; | |
| 2082 | 2987 vdev_ops_t *pvops; |
|
7313
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
2988 dmu_tx_t *tx; |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
2989 char *oldvdpath, *newvdpath; |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
2990 int newvd_isspare; |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
2991 int error; |
| 789 | 2992 |
| 2993 txg = spa_vdev_enter(spa); | |
| 2994 | |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2995 oldvd = spa_lookup_by_guid(spa, guid, B_FALSE); |
| 789 | 2996 |
| 2997 if (oldvd == NULL) | |
| 2998 return (spa_vdev_exit(spa, NULL, txg, ENODEV)); | |
| 2999 | |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3000 if (!oldvd->vdev_ops->vdev_op_leaf) |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3001 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3002 |
| 789 | 3003 pvd = oldvd->vdev_parent; |
| 3004 | |
| 2082 | 3005 if ((error = spa_config_parse(spa, &newrootvd, nvroot, NULL, 0, |
| 4451 | 3006 VDEV_ALLOC_ADD)) != 0) |
| 3007 return (spa_vdev_exit(spa, NULL, txg, EINVAL)); | |
| 3008 | |
| 3009 if (newrootvd->vdev_children != 1) | |
| 789 | 3010 return (spa_vdev_exit(spa, newrootvd, txg, EINVAL)); |
| 3011 | |
| 3012 newvd = newrootvd->vdev_child[0]; | |
| 3013 | |
| 3014 if (!newvd->vdev_ops->vdev_op_leaf) | |
| 3015 return (spa_vdev_exit(spa, newrootvd, txg, EINVAL)); | |
| 3016 | |
| 2082 | 3017 if ((error = vdev_create(newrootvd, txg, replacing)) != 0) |
| 789 | 3018 return (spa_vdev_exit(spa, newrootvd, txg, error)); |
| 3019 | |
| 4527 | 3020 /* |
| 3021 * Spares can't replace logs | |
| 3022 */ | |
|
7326
a3c803100a09
6713886 hot spares of mirrored log devices should not be allowed
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
7313
diff
changeset
|
3023 if (oldvd->vdev_top->vdev_islog && newvd->vdev_isspare) |
| 4527 | 3024 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); |
| 3025 | |
| 2082 | 3026 if (!replacing) { |
| 3027 /* | |
| 3028 * For attach, the only allowable parent is a mirror or the root | |
| 3029 * vdev. | |
| 3030 */ | |
| 3031 if (pvd->vdev_ops != &vdev_mirror_ops && | |
| 3032 pvd->vdev_ops != &vdev_root_ops) | |
| 3033 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); | |
| 3034 | |
| 3035 pvops = &vdev_mirror_ops; | |
| 3036 } else { | |
| 3037 /* | |
| 3038 * Active hot spares can only be replaced by inactive hot | |
| 3039 * spares. | |
| 3040 */ | |
| 3041 if (pvd->vdev_ops == &vdev_spare_ops && | |
| 3042 pvd->vdev_child[1] == oldvd && | |
| 3043 !spa_has_spare(spa, newvd->vdev_guid)) | |
| 3044 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); | |
| 3045 | |
| 3046 /* | |
| 3047 * If the source is a hot spare, and the parent isn't already a | |
| 3048 * spare, then we want to create a new hot spare. Otherwise, we | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3049 * want to create a replacing vdev. The user is not allowed to |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3050 * attach to a spared vdev child unless the 'isspare' state is |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3051 * the same (spare replaces spare, non-spare replaces |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3052 * non-spare). |
| 2082 | 3053 */ |
| 3054 if (pvd->vdev_ops == &vdev_replacing_ops) | |
| 3055 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3056 else if (pvd->vdev_ops == &vdev_spare_ops && |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3057 newvd->vdev_isspare != oldvd->vdev_isspare) |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3058 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); |
| 2082 | 3059 else if (pvd->vdev_ops != &vdev_spare_ops && |
| 3060 newvd->vdev_isspare) | |
| 3061 pvops = &vdev_spare_ops; | |
| 3062 else | |
| 3063 pvops = &vdev_replacing_ops; | |
| 3064 } | |
| 3065 | |
|
1175
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
797
diff
changeset
|
3066 /* |
|
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
797
diff
changeset
|
3067 * Compare the new device size with the replaceable/attachable |
|
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
797
diff
changeset
|
3068 * device size. |
|
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
797
diff
changeset
|
3069 */ |
|
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
797
diff
changeset
|
3070 if (newvd->vdev_psize < vdev_get_rsize(oldvd)) |
| 789 | 3071 return (spa_vdev_exit(spa, newrootvd, txg, EOVERFLOW)); |
| 3072 | |
| 1732 | 3073 /* |
| 3074 * The new device cannot have a higher alignment requirement | |
| 3075 * than the top-level vdev. | |
| 3076 */ | |
| 3077 if (newvd->vdev_ashift > oldvd->vdev_top->vdev_ashift) | |
| 789 | 3078 return (spa_vdev_exit(spa, newrootvd, txg, EDOM)); |
| 3079 | |
| 3080 /* | |
| 3081 * If this is an in-place replacement, update oldvd's path and devid | |
| 3082 * to make it distinguishable from newvd, and unopenable from now on. | |
| 3083 */ | |
| 3084 if (strcmp(oldvd->vdev_path, newvd->vdev_path) == 0) { | |
| 3085 spa_strfree(oldvd->vdev_path); | |
| 3086 oldvd->vdev_path = kmem_alloc(strlen(newvd->vdev_path) + 5, | |
| 3087 KM_SLEEP); | |
| 3088 (void) sprintf(oldvd->vdev_path, "%s/%s", | |
| 3089 newvd->vdev_path, "old"); | |
| 3090 if (oldvd->vdev_devid != NULL) { | |
| 3091 spa_strfree(oldvd->vdev_devid); | |
| 3092 oldvd->vdev_devid = NULL; | |
| 3093 } | |
| 3094 } | |
| 3095 | |
| 3096 /* | |
| 2082 | 3097 * If the parent is not a mirror, or if we're replacing, insert the new |
| 3098 * mirror/replacing/spare vdev above oldvd. | |
| 789 | 3099 */ |
| 3100 if (pvd->vdev_ops != pvops) | |
| 3101 pvd = vdev_add_parent(oldvd, pvops); | |
| 3102 | |
| 3103 ASSERT(pvd->vdev_top->vdev_parent == rvd); | |
| 3104 ASSERT(pvd->vdev_ops == pvops); | |
| 3105 ASSERT(oldvd->vdev_parent == pvd); | |
| 3106 | |
| 3107 /* | |
| 3108 * Extract the new device from its root and add it to pvd. | |
| 3109 */ | |
| 3110 vdev_remove_child(newrootvd, newvd); | |
| 3111 newvd->vdev_id = pvd->vdev_children; | |
| 3112 vdev_add_child(pvd, newvd); | |
| 3113 | |
| 1544 | 3114 /* |
| 3115 * If newvd is smaller than oldvd, but larger than its rsize, | |
| 3116 * the addition of newvd may have decreased our parent's asize. | |
| 3117 */ | |
| 3118 pvd->vdev_asize = MIN(pvd->vdev_asize, newvd->vdev_asize); | |
| 3119 | |
| 789 | 3120 tvd = newvd->vdev_top; |
| 3121 ASSERT(pvd->vdev_top == tvd); | |
| 3122 ASSERT(tvd->vdev_parent == rvd); | |
| 3123 | |
| 3124 vdev_config_dirty(tvd); | |
| 3125 | |
| 3126 /* | |
| 3127 * Set newvd's DTL to [TXG_INITIAL, open_txg]. It will propagate | |
| 3128 * upward when spa_vdev_exit() calls vdev_dtl_reassess(). | |
| 3129 */ | |
| 3130 open_txg = txg + TXG_CONCURRENT_STATES - 1; | |
| 3131 | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3132 vdev_dtl_dirty(newvd, DTL_MISSING, |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3133 TXG_INITIAL, open_txg - TXG_INITIAL + 1); |
| 789 | 3134 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3135 if (newvd->vdev_isspare) { |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3136 spa_spare_activate(newvd); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3137 spa_event_notify(spa, newvd, ESC_ZFS_VDEV_SPARE); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3138 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3139 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3140 oldvdpath = spa_strdup(oldvd->vdev_path); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3141 newvdpath = spa_strdup(newvd->vdev_path); |
|
7313
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3142 newvd_isspare = newvd->vdev_isspare; |
| 1544 | 3143 |
| 789 | 3144 /* |
| 3145 * Mark newvd's DTL dirty in this txg. | |
| 3146 */ | |
| 1732 | 3147 vdev_dirty(tvd, VDD_DTL, newvd, txg); |
| 789 | 3148 |
| 3149 (void) spa_vdev_exit(spa, newrootvd, open_txg, 0); | |
| 3150 | |
|
7313
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3151 tx = dmu_tx_create_dd(spa_get_dsl(spa)->dp_mos_dir); |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3152 if (dmu_tx_assign(tx, TXG_WAIT) == 0) { |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3153 spa_history_internal_log(LOG_POOL_VDEV_ATTACH, spa, tx, |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3154 CRED(), "%s vdev=%s %s vdev=%s", |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3155 replacing && newvd_isspare ? "spare in" : |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3156 replacing ? "replace" : "attach", newvdpath, |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3157 replacing ? "for" : "to", oldvdpath); |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3158 dmu_tx_commit(tx); |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3159 } else { |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3160 dmu_tx_abort(tx); |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3161 } |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3162 |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3163 spa_strfree(oldvdpath); |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3164 spa_strfree(newvdpath); |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3165 |
| 789 | 3166 /* |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3167 * Kick off a resilver to update newvd. |
| 789 | 3168 */ |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3169 VERIFY3U(spa_scrub(spa, POOL_SCRUB_RESILVER), ==, 0); |
| 789 | 3170 |
| 3171 return (0); | |
| 3172 } | |
| 3173 | |
| 3174 /* | |
| 3175 * Detach a device from a mirror or replacing vdev. | |
| 3176 * If 'replace_done' is specified, only detach if the parent | |
| 3177 * is a replacing vdev. | |
| 3178 */ | |
| 3179 int | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3180 spa_vdev_detach(spa_t *spa, uint64_t guid, uint64_t pguid, int replace_done) |
| 789 | 3181 { |
| 3182 uint64_t txg; | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3183 int error; |
| 789 | 3184 vdev_t *rvd = spa->spa_root_vdev; |
| 3185 vdev_t *vd, *pvd, *cvd, *tvd; | |
| 2082 | 3186 boolean_t unspare = B_FALSE; |
| 3187 uint64_t unspare_guid; | |
|
6673
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3188 size_t len; |
| 789 | 3189 |
| 3190 txg = spa_vdev_enter(spa); | |
| 3191 | |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
3192 vd = spa_lookup_by_guid(spa, guid, B_FALSE); |
| 789 | 3193 |
| 3194 if (vd == NULL) | |
| 3195 return (spa_vdev_exit(spa, NULL, txg, ENODEV)); | |
| 3196 | |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3197 if (!vd->vdev_ops->vdev_op_leaf) |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3198 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3199 |
| 789 | 3200 pvd = vd->vdev_parent; |
| 3201 | |
| 3202 /* | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3203 * If the parent/child relationship is not as expected, don't do it. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3204 * Consider M(A,R(B,C)) -- that is, a mirror of A with a replacing |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3205 * vdev that's replacing B with C. The user's intent in replacing |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3206 * is to go from M(A,B) to M(A,C). If the user decides to cancel |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3207 * the replace by detaching C, the expected behavior is to end up |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3208 * M(A,B). But suppose that right after deciding to detach C, |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3209 * the replacement of B completes. We would have M(A,C), and then |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3210 * ask to detach C, which would leave us with just A -- not what |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3211 * the user wanted. To prevent this, we make sure that the |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3212 * parent/child relationship hasn't changed -- in this example, |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3213 * that C's parent is still the replacing vdev R. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3214 */ |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3215 if (pvd->vdev_guid != pguid && pguid != 0) |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3216 return (spa_vdev_exit(spa, NULL, txg, EBUSY)); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3217 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3218 /* |
| 789 | 3219 * If replace_done is specified, only remove this device if it's |
| 2082 | 3220 * the first child of a replacing vdev. For the 'spare' vdev, either |
| 3221 * disk can be removed. | |
| 789 | 3222 */ |
| 2082 | 3223 if (replace_done) { |
| 3224 if (pvd->vdev_ops == &vdev_replacing_ops) { | |
| 3225 if (vd->vdev_id != 0) | |
| 3226 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); | |
| 3227 } else if (pvd->vdev_ops != &vdev_spare_ops) { | |
| 3228 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); | |
| 3229 } | |
| 3230 } | |
| 3231 | |
| 3232 ASSERT(pvd->vdev_ops != &vdev_spare_ops || | |
| 4577 | 3233 spa_version(spa) >= SPA_VERSION_SPARES); |
| 789 | 3234 |
| 3235 /* | |
| 2082 | 3236 * Only mirror, replacing, and spare vdevs support detach. |
| 789 | 3237 */ |
| 3238 if (pvd->vdev_ops != &vdev_replacing_ops && | |
| 2082 | 3239 pvd->vdev_ops != &vdev_mirror_ops && |
| 3240 pvd->vdev_ops != &vdev_spare_ops) | |
| 789 | 3241 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); |
| 3242 | |
| 3243 /* | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3244 * If this device has the only valid copy of some data, |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3245 * we cannot safely detach it. |
| 789 | 3246 */ |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3247 if (vdev_dtl_required(vd)) |
| 789 | 3248 return (spa_vdev_exit(spa, NULL, txg, EBUSY)); |
| 3249 | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3250 ASSERT(pvd->vdev_children >= 2); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3251 |
| 789 | 3252 /* |
|
6673
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3253 * If we are detaching the second disk from a replacing vdev, then |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3254 * check to see if we changed the original vdev's path to have "/old" |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3255 * at the end in spa_vdev_attach(). If so, undo that change now. |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3256 */ |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3257 if (pvd->vdev_ops == &vdev_replacing_ops && vd->vdev_id == 1 && |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3258 pvd->vdev_child[0]->vdev_path != NULL && |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3259 pvd->vdev_child[1]->vdev_path != NULL) { |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3260 ASSERT(pvd->vdev_child[1] == vd); |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3261 cvd = pvd->vdev_child[0]; |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3262 len = strlen(vd->vdev_path); |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3263 if (strncmp(cvd->vdev_path, vd->vdev_path, len) == 0 && |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3264 strcmp(cvd->vdev_path + len, "/old") == 0) { |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3265 spa_strfree(cvd->vdev_path); |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3266 cvd->vdev_path = spa_strdup(vd->vdev_path); |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3267 } |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3268 } |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3269 |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3270 /* |
| 2082 | 3271 * If we are detaching the original disk from a spare, then it implies |
| 3272 * that the spare should become a real disk, and be removed from the | |
| 3273 * active spare list for the pool. | |
| 3274 */ | |
| 3275 if (pvd->vdev_ops == &vdev_spare_ops && | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3276 vd->vdev_id == 0 && pvd->vdev_child[1]->vdev_isspare) |
| 2082 | 3277 unspare = B_TRUE; |
| 3278 | |
| 3279 /* | |
| 789 | 3280 * Erase the disk labels so the disk can be used for other things. |
| 3281 * This must be done after all other error cases are handled, | |
| 3282 * but before we disembowel vd (so we can still do I/O to it). | |
| 3283 * But if we can't do it, don't treat the error as fatal -- | |
| 3284 * it may be that the unwritability of the disk is the reason | |
| 3285 * it's being detached! | |
| 3286 */ | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3287 error = vdev_label_init(vd, 0, VDEV_LABEL_REMOVE); |
| 789 | 3288 |
| 3289 /* | |
| 3290 * Remove vd from its parent and compact the parent's children. | |
| 3291 */ | |
| 3292 vdev_remove_child(pvd, vd); | |
| 3293 vdev_compact_children(pvd); | |
| 3294 | |
| 3295 /* | |
| 3296 * Remember one of the remaining children so we can get tvd below. | |
| 3297 */ | |
| 3298 cvd = pvd->vdev_child[0]; | |
| 3299 | |
| 3300 /* | |
| 2082 | 3301 * If we need to remove the remaining child from the list of hot spares, |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3302 * do it now, marking the vdev as no longer a spare in the process. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3303 * We must do this before vdev_remove_parent(), because that can |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3304 * change the GUID if it creates a new toplevel GUID. For a similar |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3305 * reason, we must remove the spare now, in the same txg as the detach; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3306 * otherwise someone could attach a new sibling, change the GUID, and |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3307 * the subsequent attempt to spa_vdev_remove(unspare_guid) would fail. |
| 2082 | 3308 */ |
| 3309 if (unspare) { | |
| 3310 ASSERT(cvd->vdev_isspare); | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3311 spa_spare_remove(cvd); |
| 2082 | 3312 unspare_guid = cvd->vdev_guid; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3313 (void) spa_vdev_remove(spa, unspare_guid, B_TRUE); |
| 2082 | 3314 } |
| 3315 | |
| 3316 /* | |
| 789 | 3317 * If the parent mirror/replacing vdev only has one child, |
| 3318 * the parent is no longer needed. Remove it from the tree. | |
| 3319 */ | |
| 3320 if (pvd->vdev_children == 1) | |
| 3321 vdev_remove_parent(cvd); | |
| 3322 | |
| 3323 /* | |
| 3324 * We don't set tvd until now because the parent we just removed | |
| 3325 * may have been the previous top-level vdev. | |
| 3326 */ | |
| 3327 tvd = cvd->vdev_top; | |
| 3328 ASSERT(tvd->vdev_parent == rvd); | |
| 3329 | |
| 3330 /* | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3331 * Reevaluate the parent vdev state. |
| 789 | 3332 */ |
| 4451 | 3333 vdev_propagate_state(cvd); |
| 789 | 3334 |
| 3335 /* | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3336 * If the device we just detached was smaller than the others, it may be |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3337 * possible to add metaslabs (i.e. grow the pool). vdev_metaslab_init() |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3338 * can't fail because the existing metaslabs are already in core, so |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3339 * there's nothing to read from disk. |
| 789 | 3340 */ |
| 1732 | 3341 VERIFY(vdev_metaslab_init(tvd, txg) == 0); |
| 789 | 3342 |
| 3343 vdev_config_dirty(tvd); | |
| 3344 | |
| 3345 /* | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3346 * Mark vd's DTL as dirty in this txg. vdev_dtl_sync() will see that |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3347 * vd->vdev_detached is set and free vd's DTL object in syncing context. |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3348 * But first make sure we're not on any *other* txg's DTL list, to |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3349 * prevent vd from being accessed after it's freed. |
| 789 | 3350 */ |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3351 for (int t = 0; t < TXG_SIZE; t++) |
| 789 | 3352 (void) txg_list_remove_this(&tvd->vdev_dtl_list, vd, t); |
| 1732 | 3353 vd->vdev_detached = B_TRUE; |
| 3354 vdev_dirty(tvd, VDD_DTL, vd, txg); | |
| 789 | 3355 |
| 4451 | 3356 spa_event_notify(spa, vd, ESC_ZFS_VDEV_REMOVE); |
| 3357 | |
| 2082 | 3358 error = spa_vdev_exit(spa, vd, txg, 0); |
| 3359 | |
| 3360 /* | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3361 * If this was the removal of the original device in a hot spare vdev, |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3362 * then we want to go through and remove the device from the hot spare |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3363 * list of every other pool. |
| 2082 | 3364 */ |
| 3365 if (unspare) { | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3366 spa_t *myspa = spa; |
| 2082 | 3367 spa = NULL; |
| 3368 mutex_enter(&spa_namespace_lock); | |
| 3369 while ((spa = spa_next(spa)) != NULL) { | |
| 3370 if (spa->spa_state != POOL_STATE_ACTIVE) | |
| 3371 continue; | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3372 if (spa == myspa) |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3373 continue; |
|
7793
4dbbc0a3f135
6755897 recursive mutex enter in spa_vdev_enter when running test suite
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7754
diff
changeset
|
3374 spa_open_ref(spa, FTAG); |
|
4dbbc0a3f135
6755897 recursive mutex enter in spa_vdev_enter when running test suite
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7754
diff
changeset
|
3375 mutex_exit(&spa_namespace_lock); |
| 2082 | 3376 (void) spa_vdev_remove(spa, unspare_guid, B_TRUE); |
|
7793
4dbbc0a3f135
6755897 recursive mutex enter in spa_vdev_enter when running test suite
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7754
diff
changeset
|
3377 mutex_enter(&spa_namespace_lock); |
|
4dbbc0a3f135
6755897 recursive mutex enter in spa_vdev_enter when running test suite
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7754
diff
changeset
|
3378 spa_close(spa, FTAG); |
| 2082 | 3379 } |
| 3380 mutex_exit(&spa_namespace_lock); | |
| 3381 } | |
| 3382 | |
| 3383 return (error); | |
| 3384 } | |
| 3385 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3386 static nvlist_t * |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3387 spa_nvlist_lookup_by_guid(nvlist_t **nvpp, int count, uint64_t target_guid) |
| 2082 | 3388 { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3389 for (int i = 0; i < count; i++) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3390 uint64_t guid; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3391 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3392 VERIFY(nvlist_lookup_uint64(nvpp[i], ZPOOL_CONFIG_GUID, |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3393 &guid) == 0); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3394 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3395 if (guid == target_guid) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3396 return (nvpp[i]); |
| 2082 | 3397 } |
| 3398 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3399 return (NULL); |
| 5450 | 3400 } |
| 3401 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3402 static void |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3403 spa_vdev_remove_aux(nvlist_t *config, char *name, nvlist_t **dev, int count, |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3404 nvlist_t *dev_to_remove) |
| 5450 | 3405 { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3406 nvlist_t **newdev = NULL; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3407 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3408 if (count > 1) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3409 newdev = kmem_alloc((count - 1) * sizeof (void *), KM_SLEEP); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3410 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3411 for (int i = 0, j = 0; i < count; i++) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3412 if (dev[i] == dev_to_remove) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3413 continue; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3414 VERIFY(nvlist_dup(dev[i], &newdev[j++], KM_SLEEP) == 0); |
| 5450 | 3415 } |
| 3416 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3417 VERIFY(nvlist_remove(config, name, DATA_TYPE_NVLIST_ARRAY) == 0); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3418 VERIFY(nvlist_add_nvlist_array(config, name, newdev, count - 1) == 0); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3419 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3420 for (int i = 0; i < count - 1; i++) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3421 nvlist_free(newdev[i]); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3422 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3423 if (count > 1) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3424 kmem_free(newdev, (count - 1) * sizeof (void *)); |
| 5450 | 3425 } |
| 3426 | |
| 3427 /* | |
| 3428 * Remove a device from the pool. Currently, this supports removing only hot | |
| 3429 * spares and level 2 ARC devices. | |
| 3430 */ | |
| 3431 int | |
| 3432 spa_vdev_remove(spa_t *spa, uint64_t guid, boolean_t unspare) | |
| 3433 { | |
| 3434 vdev_t *vd; | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3435 nvlist_t **spares, **l2cache, *nv; |
| 5450 | 3436 uint_t nspares, nl2cache; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3437 uint64_t txg = 0; |
| 5450 | 3438 int error = 0; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3439 boolean_t locked = MUTEX_HELD(&spa_namespace_lock); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3440 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3441 if (!locked) |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3442 txg = spa_vdev_enter(spa); |
| 5450 | 3443 |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
3444 vd = spa_lookup_by_guid(spa, guid, B_FALSE); |
| 5450 | 3445 |
| 3446 if (spa->spa_spares.sav_vdevs != NULL && | |
| 3447 nvlist_lookup_nvlist_array(spa->spa_spares.sav_config, | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3448 ZPOOL_CONFIG_SPARES, &spares, &nspares) == 0 && |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3449 (nv = spa_nvlist_lookup_by_guid(spares, nspares, guid)) != NULL) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3450 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3451 * Only remove the hot spare if it's not currently in use |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3452 * in this pool. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3453 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3454 if (vd == NULL || unspare) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3455 spa_vdev_remove_aux(spa->spa_spares.sav_config, |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3456 ZPOOL_CONFIG_SPARES, spares, nspares, nv); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3457 spa_load_spares(spa); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3458 spa->spa_spares.sav_sync = B_TRUE; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3459 } else { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3460 error = EBUSY; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3461 } |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3462 } else if (spa->spa_l2cache.sav_vdevs != NULL && |
| 5450 | 3463 nvlist_lookup_nvlist_array(spa->spa_l2cache.sav_config, |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3464 ZPOOL_CONFIG_L2CACHE, &l2cache, &nl2cache) == 0 && |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3465 (nv = spa_nvlist_lookup_by_guid(l2cache, nl2cache, guid)) != NULL) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3466 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3467 * Cache devices can always be removed. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3468 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3469 spa_vdev_remove_aux(spa->spa_l2cache.sav_config, |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3470 ZPOOL_CONFIG_L2CACHE, l2cache, nl2cache, nv); |
| 5450 | 3471 spa_load_l2cache(spa); |
| 3472 spa->spa_l2cache.sav_sync = B_TRUE; | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3473 } else if (vd != NULL) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3474 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3475 * Normal vdevs cannot be removed (yet). |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3476 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3477 error = ENOTSUP; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3478 } else { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3479 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3480 * There is no vdev of any kind with the specified guid. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3481 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3482 error = ENOENT; |
| 5450 | 3483 } |
| 2082 | 3484 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3485 if (!locked) |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3486 return (spa_vdev_exit(spa, NULL, txg, error)); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3487 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3488 return (error); |
| 789 | 3489 } |
| 3490 | |
| 3491 /* | |
| 4451 | 3492 * Find any device that's done replacing, or a vdev marked 'unspare' that's |
| 3493 * current spared, so we can detach it. | |
| 789 | 3494 */ |
| 1544 | 3495 static vdev_t * |
| 4451 | 3496 spa_vdev_resilver_done_hunt(vdev_t *vd) |
| 789 | 3497 { |
| 1544 | 3498 vdev_t *newvd, *oldvd; |
| 789 | 3499 int c; |
| 3500 | |
| 1544 | 3501 for (c = 0; c < vd->vdev_children; c++) { |
| 4451 | 3502 oldvd = spa_vdev_resilver_done_hunt(vd->vdev_child[c]); |
| 1544 | 3503 if (oldvd != NULL) |
| 3504 return (oldvd); | |
| 3505 } | |
| 789 | 3506 |
| 4451 | 3507 /* |
| 3508 * Check for a completed replacement. | |
| 3509 */ | |
| 789 | 3510 if (vd->vdev_ops == &vdev_replacing_ops && vd->vdev_children == 2) { |
| 1544 | 3511 oldvd = vd->vdev_child[0]; |
| 3512 newvd = vd->vdev_child[1]; | |
| 789 | 3513 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3514 if (vdev_dtl_empty(newvd, DTL_MISSING) && |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3515 !vdev_dtl_required(oldvd)) |
| 1544 | 3516 return (oldvd); |
| 3517 } | |
| 789 | 3518 |
| 4451 | 3519 /* |
| 3520 * Check for a completed resilver with the 'unspare' flag set. | |
| 3521 */ | |
| 3522 if (vd->vdev_ops == &vdev_spare_ops && vd->vdev_children == 2) { | |
| 3523 newvd = vd->vdev_child[0]; | |
| 3524 oldvd = vd->vdev_child[1]; | |
| 3525 | |
| 3526 if (newvd->vdev_unspare && | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3527 vdev_dtl_empty(newvd, DTL_MISSING) && |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3528 !vdev_dtl_required(oldvd)) { |
| 4451 | 3529 newvd->vdev_unspare = 0; |
| 3530 return (oldvd); | |
| 3531 } | |
| 3532 } | |
| 3533 | |
| 1544 | 3534 return (NULL); |
| 789 | 3535 } |
| 3536 | |
| 1544 | 3537 static void |
| 4451 | 3538 spa_vdev_resilver_done(spa_t *spa) |
| 789 | 3539 { |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3540 vdev_t *vd, *pvd, *ppvd; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3541 uint64_t guid, sguid, pguid, ppguid; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3542 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3543 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 789 | 3544 |
| 4451 | 3545 while ((vd = spa_vdev_resilver_done_hunt(spa->spa_root_vdev)) != NULL) { |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3546 pvd = vd->vdev_parent; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3547 ppvd = pvd->vdev_parent; |
| 1544 | 3548 guid = vd->vdev_guid; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3549 pguid = pvd->vdev_guid; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3550 ppguid = ppvd->vdev_guid; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3551 sguid = 0; |
| 2082 | 3552 /* |
| 3553 * If we have just finished replacing a hot spared device, then | |
| 3554 * we need to detach the parent's first child (the original hot | |
| 3555 * spare) as well. | |
| 3556 */ | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3557 if (ppvd->vdev_ops == &vdev_spare_ops && pvd->vdev_id == 0) { |
| 2082 | 3558 ASSERT(pvd->vdev_ops == &vdev_replacing_ops); |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3559 ASSERT(ppvd->vdev_children == 2); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3560 sguid = ppvd->vdev_child[1]->vdev_guid; |
| 2082 | 3561 } |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3562 spa_config_exit(spa, SCL_ALL, FTAG); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3563 if (spa_vdev_detach(spa, guid, pguid, B_TRUE) != 0) |
| 1544 | 3564 return; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3565 if (sguid && spa_vdev_detach(spa, sguid, ppguid, B_TRUE) != 0) |
| 2082 | 3566 return; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3567 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 789 | 3568 } |
| 3569 | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3570 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 3571 } |
| 3572 | |
| 3573 /* | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3574 * Update the stored path or FRU for this vdev. Dirty the vdev configuration, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3575 * relying on spa_vdev_enter/exit() to synchronize the labels and cache. |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3576 */ |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3577 int |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3578 spa_vdev_set_common(spa_t *spa, uint64_t guid, const char *value, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3579 boolean_t ispath) |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3580 { |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
3581 vdev_t *vd; |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3582 uint64_t txg; |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3583 |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3584 txg = spa_vdev_enter(spa); |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3585 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3586 if ((vd = spa_lookup_by_guid(spa, guid, B_TRUE)) == NULL) |
| 5450 | 3587 return (spa_vdev_exit(spa, NULL, txg, ENOENT)); |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3588 |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3589 if (!vd->vdev_ops->vdev_op_leaf) |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3590 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3591 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3592 if (ispath) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3593 spa_strfree(vd->vdev_path); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3594 vd->vdev_path = spa_strdup(value); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3595 } else { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3596 if (vd->vdev_fru != NULL) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3597 spa_strfree(vd->vdev_fru); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3598 vd->vdev_fru = spa_strdup(value); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3599 } |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3600 |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3601 vdev_config_dirty(vd->vdev_top); |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3602 |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3603 return (spa_vdev_exit(spa, NULL, txg, 0)); |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3604 } |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3605 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3606 int |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3607 spa_vdev_setpath(spa_t *spa, uint64_t guid, const char *newpath) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3608 { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3609 return (spa_vdev_set_common(spa, guid, newpath, B_TRUE)); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3610 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3611 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3612 int |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3613 spa_vdev_setfru(spa_t *spa, uint64_t guid, const char *newfru) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3614 { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3615 return (spa_vdev_set_common(spa, guid, newfru, B_FALSE)); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3616 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3617 |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3618 /* |
| 789 | 3619 * ========================================================================== |
| 3620 * SPA Scrubbing | |
| 3621 * ========================================================================== | |
| 3622 */ | |
| 3623 | |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3624 int |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3625 spa_scrub(spa_t *spa, pool_scrub_type_t type) |
| 789 | 3626 { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3627 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == 0); |
| 4808 | 3628 |
| 789 | 3629 if ((uint_t)type >= POOL_SCRUB_TYPES) |
| 3630 return (ENOTSUP); | |
| 3631 | |
| 3632 /* | |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3633 * If a resilver was requested, but there is no DTL on a |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3634 * writeable leaf device, we have nothing to do. |
| 789 | 3635 */ |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3636 if (type == POOL_SCRUB_RESILVER && |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3637 !vdev_resilver_needed(spa->spa_root_vdev, NULL, NULL)) { |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3638 spa_async_request(spa, SPA_ASYNC_RESILVER_DONE); |
| 1544 | 3639 return (0); |
| 3640 } | |
| 789 | 3641 |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3642 if (type == POOL_SCRUB_EVERYTHING && |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3643 spa->spa_dsl_pool->dp_scrub_func != SCRUB_FUNC_NONE && |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3644 spa->spa_dsl_pool->dp_scrub_isresilver) |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3645 return (EBUSY); |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3646 |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3647 if (type == POOL_SCRUB_EVERYTHING || type == POOL_SCRUB_RESILVER) { |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3648 return (dsl_pool_scrub_clean(spa->spa_dsl_pool)); |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3649 } else if (type == POOL_SCRUB_NONE) { |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3650 return (dsl_pool_scrub_cancel(spa->spa_dsl_pool)); |
| 1544 | 3651 } else { |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3652 return (EINVAL); |
| 1544 | 3653 } |
| 789 | 3654 } |
| 3655 | |
| 1544 | 3656 /* |
| 3657 * ========================================================================== | |
| 3658 * SPA async task processing | |
| 3659 * ========================================================================== | |
| 3660 */ | |
| 3661 | |
| 3662 static void | |
| 4451 | 3663 spa_async_remove(spa_t *spa, vdev_t *vd) |
| 789 | 3664 { |
|
7361
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
3665 if (vd->vdev_remove_wanted) { |
|
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
3666 vd->vdev_remove_wanted = 0; |
|
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
3667 vdev_set_state(vd, B_FALSE, VDEV_STATE_REMOVED, VDEV_AUX_NONE); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3668 vdev_clear(spa, vd); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3669 vdev_state_dirty(vd->vdev_top); |
| 1544 | 3670 } |
|
7361
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
3671 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3672 for (int c = 0; c < vd->vdev_children; c++) |
|
7361
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
3673 spa_async_remove(spa, vd->vdev_child[c]); |
| 1544 | 3674 } |
| 3675 | |
| 3676 static void | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3677 spa_async_probe(spa_t *spa, vdev_t *vd) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3678 { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3679 if (vd->vdev_probe_wanted) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3680 vd->vdev_probe_wanted = 0; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3681 vdev_reopen(vd); /* vdev_open() does the actual probe */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3682 } |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3683 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3684 for (int c = 0; c < vd->vdev_children; c++) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3685 spa_async_probe(spa, vd->vdev_child[c]); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3686 } |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3687 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3688 static void |
| 1544 | 3689 spa_async_thread(spa_t *spa) |
| 3690 { | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3691 int tasks; |
| 1544 | 3692 |
| 3693 ASSERT(spa->spa_sync_on); | |
| 789 | 3694 |
| 1544 | 3695 mutex_enter(&spa->spa_async_lock); |
| 3696 tasks = spa->spa_async_tasks; | |
| 3697 spa->spa_async_tasks = 0; | |
| 3698 mutex_exit(&spa->spa_async_lock); | |
| 3699 | |
| 3700 /* | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3701 * See if the config needs to be updated. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3702 */ |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3703 if (tasks & SPA_ASYNC_CONFIG_UPDATE) { |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3704 mutex_enter(&spa_namespace_lock); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3705 spa_config_update(spa, SPA_CONFIG_UPDATE_POOL); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3706 mutex_exit(&spa_namespace_lock); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3707 } |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3708 |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3709 /* |
| 4451 | 3710 * See if any devices need to be marked REMOVED. |
| 1544 | 3711 */ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3712 if (tasks & SPA_ASYNC_REMOVE) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3713 spa_vdev_state_enter(spa); |
| 4451 | 3714 spa_async_remove(spa, spa->spa_root_vdev); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3715 for (int i = 0; i < spa->spa_l2cache.sav_count; i++) |
|
7361
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
3716 spa_async_remove(spa, spa->spa_l2cache.sav_vdevs[i]); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3717 for (int i = 0; i < spa->spa_spares.sav_count; i++) |
|
7361
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
3718 spa_async_remove(spa, spa->spa_spares.sav_vdevs[i]); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3719 (void) spa_vdev_state_exit(spa, NULL, 0); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3720 } |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3721 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3722 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3723 * See if any devices need to be probed. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3724 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3725 if (tasks & SPA_ASYNC_PROBE) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3726 spa_vdev_state_enter(spa); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3727 spa_async_probe(spa, spa->spa_root_vdev); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3728 (void) spa_vdev_state_exit(spa, NULL, 0); |
| 4451 | 3729 } |
| 1544 | 3730 |
| 3731 /* | |
| 3732 * If any devices are done replacing, detach them. | |
| 3733 */ | |
| 4451 | 3734 if (tasks & SPA_ASYNC_RESILVER_DONE) |
| 3735 spa_vdev_resilver_done(spa); | |
| 789 | 3736 |
| 1544 | 3737 /* |
| 3738 * Kick off a resilver. | |
| 3739 */ | |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3740 if (tasks & SPA_ASYNC_RESILVER) |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3741 VERIFY(spa_scrub(spa, POOL_SCRUB_RESILVER) == 0); |
| 1544 | 3742 |
| 3743 /* | |
| 3744 * Let the world know that we're done. | |
| 3745 */ | |
| 3746 mutex_enter(&spa->spa_async_lock); | |
| 3747 spa->spa_async_thread = NULL; | |
| 3748 cv_broadcast(&spa->spa_async_cv); | |
| 3749 mutex_exit(&spa->spa_async_lock); | |
| 3750 thread_exit(); | |
| 3751 } | |
| 3752 | |
| 3753 void | |
| 3754 spa_async_suspend(spa_t *spa) | |
| 3755 { | |
| 3756 mutex_enter(&spa->spa_async_lock); | |
| 3757 spa->spa_async_suspended++; | |
| 3758 while (spa->spa_async_thread != NULL) | |
| 3759 cv_wait(&spa->spa_async_cv, &spa->spa_async_lock); | |
| 3760 mutex_exit(&spa->spa_async_lock); | |
| 3761 } | |
| 3762 | |
| 3763 void | |
| 3764 spa_async_resume(spa_t *spa) | |
| 3765 { | |
| 3766 mutex_enter(&spa->spa_async_lock); | |
| 3767 ASSERT(spa->spa_async_suspended != 0); | |
| 3768 spa->spa_async_suspended--; | |
| 3769 mutex_exit(&spa->spa_async_lock); | |
| 3770 } | |
| 3771 | |
| 3772 static void | |
| 3773 spa_async_dispatch(spa_t *spa) | |
| 3774 { | |
| 3775 mutex_enter(&spa->spa_async_lock); | |
| 3776 if (spa->spa_async_tasks && !spa->spa_async_suspended && | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3777 spa->spa_async_thread == NULL && |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3778 rootdir != NULL && !vn_is_readonly(rootdir)) |
| 1544 | 3779 spa->spa_async_thread = thread_create(NULL, 0, |
| 3780 spa_async_thread, spa, 0, &p0, TS_RUN, maxclsyspri); | |
| 3781 mutex_exit(&spa->spa_async_lock); | |
| 3782 } | |
| 3783 | |
| 3784 void | |
| 3785 spa_async_request(spa_t *spa, int task) | |
| 3786 { | |
| 3787 mutex_enter(&spa->spa_async_lock); | |
| 3788 spa->spa_async_tasks |= task; | |
| 3789 mutex_exit(&spa->spa_async_lock); | |
| 789 | 3790 } |
| 3791 | |
| 3792 /* | |
| 3793 * ========================================================================== | |
| 3794 * SPA syncing routines | |
| 3795 * ========================================================================== | |
| 3796 */ | |
| 3797 | |
| 3798 static void | |
| 3799 spa_sync_deferred_frees(spa_t *spa, uint64_t txg) | |
| 3800 { | |
| 3801 bplist_t *bpl = &spa->spa_sync_bplist; | |
| 3802 dmu_tx_t *tx; | |
| 3803 blkptr_t blk; | |
| 3804 uint64_t itor = 0; | |
| 3805 zio_t *zio; | |
| 3806 int error; | |
| 3807 uint8_t c = 1; | |
| 3808 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3809 zio = zio_root(spa, NULL, NULL, ZIO_FLAG_CANFAIL); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3810 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3811 while (bplist_iterate(bpl, &itor, &blk) == 0) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3812 ASSERT(blk.blk_birth < txg); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3813 zio_nowait(zio_free(zio, spa, txg, &blk, NULL, NULL, |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3814 ZIO_FLAG_MUSTSUCCEED)); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3815 } |
| 789 | 3816 |
| 3817 error = zio_wait(zio); | |
| 3818 ASSERT3U(error, ==, 0); | |
| 3819 | |
| 3820 tx = dmu_tx_create_assigned(spa->spa_dsl_pool, txg); | |
| 3821 bplist_vacate(bpl, tx); | |
| 3822 | |
| 3823 /* | |
| 3824 * Pre-dirty the first block so we sync to convergence faster. | |
| 3825 * (Usually only the first block is needed.) | |
| 3826 */ | |
| 3827 dmu_write(spa->spa_meta_objset, spa->spa_sync_bplist_obj, 0, 1, &c, tx); | |
| 3828 dmu_tx_commit(tx); | |
| 3829 } | |
| 3830 | |
| 3831 static void | |
| 2082 | 3832 spa_sync_nvlist(spa_t *spa, uint64_t obj, nvlist_t *nv, dmu_tx_t *tx) |
| 3833 { | |
| 3834 char *packed = NULL; | |
|
7497
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
3835 size_t bufsize; |
| 2082 | 3836 size_t nvsize = 0; |
| 3837 dmu_buf_t *db; | |
| 3838 | |
| 3839 VERIFY(nvlist_size(nv, &nvsize, NV_ENCODE_XDR) == 0); | |
| 3840 | |
|
7497
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
3841 /* |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
3842 * Write full (SPA_CONFIG_BLOCKSIZE) blocks of configuration |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
3843 * information. This avoids the dbuf_will_dirty() path and |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
3844 * saves us a pre-read to get data we don't actually care about. |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
3845 */ |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
3846 bufsize = P2ROUNDUP(nvsize, SPA_CONFIG_BLOCKSIZE); |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
3847 packed = kmem_alloc(bufsize, KM_SLEEP); |
| 2082 | 3848 |
| 3849 VERIFY(nvlist_pack(nv, &packed, &nvsize, NV_ENCODE_XDR, | |
| 3850 KM_SLEEP) == 0); | |
|
7497
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
3851 bzero(packed + nvsize, bufsize - nvsize); |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
3852 |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
3853 dmu_write(spa->spa_meta_objset, obj, 0, bufsize, packed, tx); |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
3854 |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
3855 kmem_free(packed, bufsize); |
| 2082 | 3856 |
| 3857 VERIFY(0 == dmu_bonus_hold(spa->spa_meta_objset, obj, FTAG, &db)); | |
| 3858 dmu_buf_will_dirty(db, tx); | |
| 3859 *(uint64_t *)db->db_data = nvsize; | |
| 3860 dmu_buf_rele(db, FTAG); | |
| 3861 } | |
| 3862 | |
| 3863 static void | |
| 5450 | 3864 spa_sync_aux_dev(spa_t *spa, spa_aux_vdev_t *sav, dmu_tx_t *tx, |
| 3865 const char *config, const char *entry) | |
| 2082 | 3866 { |
| 3867 nvlist_t *nvroot; | |
| 5450 | 3868 nvlist_t **list; |
| 2082 | 3869 int i; |
| 3870 | |
| 5450 | 3871 if (!sav->sav_sync) |
| 2082 | 3872 return; |
| 3873 | |
| 3874 /* | |
| 5450 | 3875 * Update the MOS nvlist describing the list of available devices. |
| 3876 * spa_validate_aux() will have already made sure this nvlist is | |
| 4451 | 3877 * valid and the vdevs are labeled appropriately. |
| 2082 | 3878 */ |
| 5450 | 3879 if (sav->sav_object == 0) { |
| 3880 sav->sav_object = dmu_object_alloc(spa->spa_meta_objset, | |
| 3881 DMU_OT_PACKED_NVLIST, 1 << 14, DMU_OT_PACKED_NVLIST_SIZE, | |
| 3882 sizeof (uint64_t), tx); | |
| 2082 | 3883 VERIFY(zap_update(spa->spa_meta_objset, |
| 5450 | 3884 DMU_POOL_DIRECTORY_OBJECT, entry, sizeof (uint64_t), 1, |
| 3885 &sav->sav_object, tx) == 0); | |
| 2082 | 3886 } |
| 3887 | |
| 3888 VERIFY(nvlist_alloc(&nvroot, NV_UNIQUE_NAME, KM_SLEEP) == 0); | |
| 5450 | 3889 if (sav->sav_count == 0) { |
| 3890 VERIFY(nvlist_add_nvlist_array(nvroot, config, NULL, 0) == 0); | |
| 2082 | 3891 } else { |
| 5450 | 3892 list = kmem_alloc(sav->sav_count * sizeof (void *), KM_SLEEP); |
| 3893 for (i = 0; i < sav->sav_count; i++) | |
| 3894 list[i] = vdev_config_generate(spa, sav->sav_vdevs[i], | |
| 3895 B_FALSE, B_FALSE, B_TRUE); | |
| 3896 VERIFY(nvlist_add_nvlist_array(nvroot, config, list, | |
| 3897 sav->sav_count) == 0); | |
| 3898 for (i = 0; i < sav->sav_count; i++) | |
| 3899 nvlist_free(list[i]); | |
| 3900 kmem_free(list, sav->sav_count * sizeof (void *)); | |
| 2082 | 3901 } |
| 3902 | |
| 5450 | 3903 spa_sync_nvlist(spa, sav->sav_object, nvroot, tx); |
| 2926 | 3904 nvlist_free(nvroot); |
| 2082 | 3905 |
| 5450 | 3906 sav->sav_sync = B_FALSE; |
| 2082 | 3907 } |
| 3908 | |
| 3909 static void | |
| 789 | 3910 spa_sync_config_object(spa_t *spa, dmu_tx_t *tx) |
| 3911 { | |
| 3912 nvlist_t *config; | |
| 3913 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3914 if (list_is_empty(&spa->spa_config_dirty_list)) |
| 789 | 3915 return; |
| 3916 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3917 spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3918 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3919 config = spa_config_generate(spa, spa->spa_root_vdev, |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3920 dmu_tx_get_txg(tx), B_FALSE); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3921 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3922 spa_config_exit(spa, SCL_STATE, FTAG); |
| 789 | 3923 |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3924 if (spa->spa_config_syncing) |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3925 nvlist_free(spa->spa_config_syncing); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3926 spa->spa_config_syncing = config; |
| 789 | 3927 |
| 2082 | 3928 spa_sync_nvlist(spa, spa->spa_config_object, config, tx); |
| 789 | 3929 } |
| 3930 | |
| 5094 | 3931 /* |
| 3932 * Set zpool properties. | |
| 3933 */ | |
| 3912 | 3934 static void |
| 4543 | 3935 spa_sync_props(void *arg1, void *arg2, cred_t *cr, dmu_tx_t *tx) |
| 3912 | 3936 { |
| 3937 spa_t *spa = arg1; | |
| 5094 | 3938 objset_t *mos = spa->spa_meta_objset; |
| 3912 | 3939 nvlist_t *nvp = arg2; |
| 5094 | 3940 nvpair_t *elem; |
| 4451 | 3941 uint64_t intval; |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
3942 char *strval; |
| 5094 | 3943 zpool_prop_t prop; |
| 3944 const char *propname; | |
| 3945 zprop_type_t proptype; | |
| 3946 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3947 mutex_enter(&spa->spa_props_lock); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3948 |
| 5094 | 3949 elem = NULL; |
| 3950 while ((elem = nvlist_next_nvpair(nvp, elem))) { | |
| 3951 switch (prop = zpool_name_to_prop(nvpair_name(elem))) { | |
| 3952 case ZPOOL_PROP_VERSION: | |
| 3953 /* | |
| 3954 * Only set version for non-zpool-creation cases | |
| 3955 * (set/import). spa_create() needs special care | |
| 3956 * for version setting. | |
| 3957 */ | |
| 3958 if (tx->tx_txg != TXG_INITIAL) { | |
| 3959 VERIFY(nvpair_value_uint64(elem, | |
| 3960 &intval) == 0); | |
| 3961 ASSERT(intval <= SPA_VERSION); | |
| 3962 ASSERT(intval >= spa_version(spa)); | |
| 3963 spa->spa_uberblock.ub_version = intval; | |
| 3964 vdev_config_dirty(spa->spa_root_vdev); | |
| 3965 } | |
| 3966 break; | |
| 3967 | |
| 3968 case ZPOOL_PROP_ALTROOT: | |
| 3969 /* | |
| 3970 * 'altroot' is a non-persistent property. It should | |
| 3971 * have been set temporarily at creation or import time. | |
| 3972 */ | |
| 3973 ASSERT(spa->spa_root != NULL); | |
| 3974 break; | |
| 3975 | |
| 5363 | 3976 case ZPOOL_PROP_CACHEFILE: |
| 5094 | 3977 /* |
|
8525
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
3978 * 'cachefile' is also a non-persisitent property. |
| 5094 | 3979 */ |
| 4543 | 3980 break; |
| 5094 | 3981 default: |
| 3982 /* | |
| 3983 * Set pool property values in the poolprops mos object. | |
| 3984 */ | |
| 3985 if (spa->spa_pool_props_object == 0) { | |
| 3986 objset_t *mos = spa->spa_meta_objset; | |
| 3987 | |
| 3988 VERIFY((spa->spa_pool_props_object = | |
| 3989 zap_create(mos, DMU_OT_POOL_PROPS, | |
| 3990 DMU_OT_NONE, 0, tx)) > 0); | |
| 3991 | |
| 3992 VERIFY(zap_update(mos, | |
| 3993 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_PROPS, | |
| 3994 8, 1, &spa->spa_pool_props_object, tx) | |
| 3995 == 0); | |
| 3996 } | |
| 3997 | |
| 3998 /* normalize the property name */ | |
| 3999 propname = zpool_prop_to_name(prop); | |
| 4000 proptype = zpool_prop_get_type(prop); | |
| 4001 | |
| 4002 if (nvpair_type(elem) == DATA_TYPE_STRING) { | |
| 4003 ASSERT(proptype == PROP_TYPE_STRING); | |
| 4004 VERIFY(nvpair_value_string(elem, &strval) == 0); | |
| 4005 VERIFY(zap_update(mos, | |
| 4006 spa->spa_pool_props_object, propname, | |
| 4007 1, strlen(strval) + 1, strval, tx) == 0); | |
| 4008 | |
| 4009 } else if (nvpair_type(elem) == DATA_TYPE_UINT64) { | |
| 4010 VERIFY(nvpair_value_uint64(elem, &intval) == 0); | |
| 4011 | |
| 4012 if (proptype == PROP_TYPE_INDEX) { | |
| 4013 const char *unused; | |
| 4014 VERIFY(zpool_prop_index_to_string( | |
| 4015 prop, intval, &unused) == 0); | |
| 4016 } | |
| 4017 VERIFY(zap_update(mos, | |
| 4018 spa->spa_pool_props_object, propname, | |
| 4019 8, 1, &intval, tx) == 0); | |
| 4020 } else { | |
| 4021 ASSERT(0); /* not allowed */ | |
| 4022 } | |
| 4023 | |
| 5329 | 4024 switch (prop) { |
| 4025 case ZPOOL_PROP_DELEGATION: | |
| 5094 | 4026 spa->spa_delegation = intval; |
| 5329 | 4027 break; |
| 4028 case ZPOOL_PROP_BOOTFS: | |
| 5094 | 4029 spa->spa_bootfs = intval; |
| 5329 | 4030 break; |
| 4031 case ZPOOL_PROP_FAILUREMODE: | |
| 4032 spa->spa_failmode = intval; | |
| 4033 break; | |
| 4034 default: | |
| 4035 break; | |
| 4036 } | |
| 3912 | 4037 } |
| 5094 | 4038 |
| 4039 /* log internal history if this is not a zpool create */ | |
| 4040 if (spa_version(spa) >= SPA_VERSION_ZPOOL_HISTORY && | |
| 4041 tx->tx_txg != TXG_INITIAL) { | |
| 4042 spa_history_internal_log(LOG_POOL_PROPSET, | |
| 4043 spa, tx, cr, "%s %lld %s", | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4044 nvpair_name(elem), intval, spa_name(spa)); |
| 5094 | 4045 } |
| 3912 | 4046 } |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4047 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4048 mutex_exit(&spa->spa_props_lock); |
| 3912 | 4049 } |
| 4050 | |
| 789 | 4051 /* |
| 4052 * Sync the specified transaction group. New blocks may be dirtied as | |
| 4053 * part of the process, so we iterate until it converges. | |
| 4054 */ | |
| 4055 void | |
| 4056 spa_sync(spa_t *spa, uint64_t txg) | |
| 4057 { | |
| 4058 dsl_pool_t *dp = spa->spa_dsl_pool; | |
| 4059 objset_t *mos = spa->spa_meta_objset; | |
| 4060 bplist_t *bpl = &spa->spa_sync_bplist; | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4061 vdev_t *rvd = spa->spa_root_vdev; |
| 789 | 4062 vdev_t *vd; |
| 4063 dmu_tx_t *tx; | |
| 4064 int dirty_vdevs; | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4065 int error; |
| 789 | 4066 |
| 4067 /* | |
| 4068 * Lock out configuration changes. | |
| 4069 */ | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4070 spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); |
| 789 | 4071 |
| 4072 spa->spa_syncing_txg = txg; | |
| 4073 spa->spa_sync_pass = 0; | |
| 4074 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4075 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4076 * If there are any pending vdev state changes, convert them |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4077 * into config changes that go out with this transaction group. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4078 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4079 spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4080 while (list_head(&spa->spa_state_dirty_list) != NULL) { |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4081 /* |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4082 * We need the write lock here because, for aux vdevs, |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4083 * calling vdev_config_dirty() modifies sav_config. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4084 * This is ugly and will become unnecessary when we |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4085 * eliminate the aux vdev wart by integrating all vdevs |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4086 * into the root vdev tree. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4087 */ |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4088 spa_config_exit(spa, SCL_CONFIG | SCL_STATE, FTAG); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4089 spa_config_enter(spa, SCL_CONFIG | SCL_STATE, FTAG, RW_WRITER); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4090 while ((vd = list_head(&spa->spa_state_dirty_list)) != NULL) { |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4091 vdev_state_clean(vd); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4092 vdev_config_dirty(vd); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4093 } |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4094 spa_config_exit(spa, SCL_CONFIG | SCL_STATE, FTAG); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4095 spa_config_enter(spa, SCL_CONFIG | SCL_STATE, FTAG, RW_READER); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4096 } |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4097 spa_config_exit(spa, SCL_STATE, FTAG); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4098 |
| 1544 | 4099 VERIFY(0 == bplist_open(bpl, mos, spa->spa_sync_bplist_obj)); |
| 789 | 4100 |
| 2082 | 4101 tx = dmu_tx_create_assigned(dp, txg); |
| 4102 | |
| 4103 /* | |
| 4577 | 4104 * If we are upgrading to SPA_VERSION_RAIDZ_DEFLATE this txg, |
| 2082 | 4105 * set spa_deflate if we have no raid-z vdevs. |
| 4106 */ | |
| 4577 | 4107 if (spa->spa_ubsync.ub_version < SPA_VERSION_RAIDZ_DEFLATE && |
| 4108 spa->spa_uberblock.ub_version >= SPA_VERSION_RAIDZ_DEFLATE) { | |
| 2082 | 4109 int i; |
| 4110 | |
| 4111 for (i = 0; i < rvd->vdev_children; i++) { | |
| 4112 vd = rvd->vdev_child[i]; | |
| 4113 if (vd->vdev_deflate_ratio != SPA_MINBLOCKSIZE) | |
| 4114 break; | |
| 4115 } | |
| 4116 if (i == rvd->vdev_children) { | |
| 4117 spa->spa_deflate = TRUE; | |
| 4118 VERIFY(0 == zap_add(spa->spa_meta_objset, | |
| 4119 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_DEFLATE, | |
| 4120 sizeof (uint64_t), 1, &spa->spa_deflate, tx)); | |
| 4121 } | |
| 4122 } | |
| 4123 | |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4124 if (spa->spa_ubsync.ub_version < SPA_VERSION_ORIGIN && |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4125 spa->spa_uberblock.ub_version >= SPA_VERSION_ORIGIN) { |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4126 dsl_pool_create_origin(dp, tx); |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4127 |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4128 /* Keeping the origin open increases spa_minref */ |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4129 spa->spa_minref += 3; |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4130 } |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4131 |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4132 if (spa->spa_ubsync.ub_version < SPA_VERSION_NEXT_CLONES && |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4133 spa->spa_uberblock.ub_version >= SPA_VERSION_NEXT_CLONES) { |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4134 dsl_pool_upgrade_clones(dp, tx); |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4135 } |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4136 |
| 789 | 4137 /* |
| 4138 * If anything has changed in this txg, push the deferred frees | |
| 4139 * from the previous txg. If not, leave them alone so that we | |
| 4140 * don't generate work on an otherwise idle system. | |
| 4141 */ | |
| 4142 if (!txg_list_empty(&dp->dp_dirty_datasets, txg) || | |
|
2329
e640bebc73b3
6446569 deferred list is hooked on flintstone vitamins
ek110237
parents:
2199
diff
changeset
|
4143 !txg_list_empty(&dp->dp_dirty_dirs, txg) || |
|
e640bebc73b3
6446569 deferred list is hooked on flintstone vitamins
ek110237
parents:
2199
diff
changeset
|
4144 !txg_list_empty(&dp->dp_sync_tasks, txg)) |
| 789 | 4145 spa_sync_deferred_frees(spa, txg); |
| 4146 | |
| 4147 /* | |
| 4148 * Iterate to convergence. | |
| 4149 */ | |
| 4150 do { | |
| 4151 spa->spa_sync_pass++; | |
| 4152 | |
| 4153 spa_sync_config_object(spa, tx); | |
| 5450 | 4154 spa_sync_aux_dev(spa, &spa->spa_spares, tx, |
| 4155 ZPOOL_CONFIG_SPARES, DMU_POOL_SPARES); | |
| 4156 spa_sync_aux_dev(spa, &spa->spa_l2cache, tx, | |
| 4157 ZPOOL_CONFIG_L2CACHE, DMU_POOL_L2CACHE); | |
| 1544 | 4158 spa_errlog_sync(spa, txg); |
| 789 | 4159 dsl_pool_sync(dp, txg); |
| 4160 | |
| 4161 dirty_vdevs = 0; | |
| 4162 while (vd = txg_list_remove(&spa->spa_vdev_txg_list, txg)) { | |
| 4163 vdev_sync(vd, txg); | |
| 4164 dirty_vdevs++; | |
| 4165 } | |
| 4166 | |
| 4167 bplist_sync(bpl, tx); | |
| 4168 } while (dirty_vdevs); | |
| 4169 | |
| 4170 bplist_close(bpl); | |
| 4171 | |
| 4172 dprintf("txg %llu passes %d\n", txg, spa->spa_sync_pass); | |
| 4173 | |
| 4174 /* | |
| 4175 * Rewrite the vdev configuration (which includes the uberblock) | |
| 4176 * to commit the transaction group. | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4177 * |
|
5688
c0b02c8fd2c0
6640580 spa_get_random() is insanely slow in userland
bonwick
parents:
5621
diff
changeset
|
4178 * If there are no dirty vdevs, we sync the uberblock to a few |
|
c0b02c8fd2c0
6640580 spa_get_random() is insanely slow in userland
bonwick
parents:
5621
diff
changeset
|
4179 * random top-level vdevs that are known to be visible in the |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4180 * config cache (see spa_vdev_add() for a complete description). |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4181 * If there *are* dirty vdevs, sync the uberblock to all vdevs. |
| 789 | 4182 */ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4183 for (;;) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4184 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4185 * We hold SCL_STATE to prevent vdev open/close/etc. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4186 * while we're attempting to write the vdev labels. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4187 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4188 spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4189 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4190 if (list_is_empty(&spa->spa_config_dirty_list)) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4191 vdev_t *svd[SPA_DVAS_PER_BP]; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4192 int svdcount = 0; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4193 int children = rvd->vdev_children; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4194 int c0 = spa_get_random(children); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4195 int c; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4196 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4197 for (c = 0; c < children; c++) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4198 vd = rvd->vdev_child[(c0 + c) % children]; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4199 if (vd->vdev_ms_array == 0 || vd->vdev_islog) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4200 continue; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4201 svd[svdcount++] = vd; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4202 if (svdcount == SPA_DVAS_PER_BP) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4203 break; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4204 } |
|
9725
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4205 error = vdev_config_sync(svd, svdcount, txg, B_FALSE); |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4206 if (error != 0) |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4207 error = vdev_config_sync(svd, svdcount, txg, |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4208 B_TRUE); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4209 } else { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4210 error = vdev_config_sync(rvd->vdev_child, |
|
9725
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4211 rvd->vdev_children, txg, B_FALSE); |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4212 if (error != 0) |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4213 error = vdev_config_sync(rvd->vdev_child, |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4214 rvd->vdev_children, txg, B_TRUE); |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4215 } |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4216 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4217 spa_config_exit(spa, SCL_STATE, FTAG); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4218 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4219 if (error == 0) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4220 break; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4221 zio_suspend(spa, NULL); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4222 zio_resume_wait(spa); |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4223 } |
| 2082 | 4224 dmu_tx_commit(tx); |
| 4225 | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4226 /* |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4227 * Clear the dirty config list. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4228 */ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4229 while ((vd = list_head(&spa->spa_config_dirty_list)) != NULL) |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4230 vdev_config_clean(vd); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4231 |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4232 /* |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4233 * Now that the new config has synced transactionally, |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4234 * let it become visible to the config cache. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4235 */ |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4236 if (spa->spa_config_syncing != NULL) { |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4237 spa_config_set(spa, spa->spa_config_syncing); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4238 spa->spa_config_txg = txg; |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4239 spa->spa_config_syncing = NULL; |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4240 } |
| 789 | 4241 |
| 4242 spa->spa_ubsync = spa->spa_uberblock; | |
| 4243 | |
| 4244 /* | |
| 4245 * Clean up the ZIL records for the synced txg. | |
| 4246 */ | |
| 4247 dsl_pool_zil_clean(dp); | |
| 4248 | |
| 4249 /* | |
| 4250 * Update usable space statistics. | |
| 4251 */ | |
| 4252 while (vd = txg_list_remove(&spa->spa_vdev_txg_list, TXG_CLEAN(txg))) | |
| 4253 vdev_sync_done(vd, txg); | |
| 4254 | |
| 4255 /* | |
| 4256 * It had better be the case that we didn't dirty anything | |
| 2082 | 4257 * since vdev_config_sync(). |
| 789 | 4258 */ |
| 4259 ASSERT(txg_list_empty(&dp->dp_dirty_datasets, txg)); | |
| 4260 ASSERT(txg_list_empty(&dp->dp_dirty_dirs, txg)); | |
| 4261 ASSERT(txg_list_empty(&spa->spa_vdev_txg_list, txg)); | |
| 4262 ASSERT(bpl->bpl_queue == NULL); | |
| 4263 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4264 spa_config_exit(spa, SCL_CONFIG, FTAG); |
| 1544 | 4265 |
| 4266 /* | |
| 4267 * If any async tasks have been requested, kick them off. | |
| 4268 */ | |
| 4269 spa_async_dispatch(spa); | |
| 789 | 4270 } |
| 4271 | |
| 4272 /* | |
| 4273 * Sync all pools. We don't want to hold the namespace lock across these | |
| 4274 * operations, so we take a reference on the spa_t and drop the lock during the | |
| 4275 * sync. | |
| 4276 */ | |
| 4277 void | |
| 4278 spa_sync_allpools(void) | |
| 4279 { | |
| 4280 spa_t *spa = NULL; | |
| 4281 mutex_enter(&spa_namespace_lock); | |
| 4282 while ((spa = spa_next(spa)) != NULL) { | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4283 if (spa_state(spa) != POOL_STATE_ACTIVE || spa_suspended(spa)) |
| 789 | 4284 continue; |
| 4285 spa_open_ref(spa, FTAG); | |
| 4286 mutex_exit(&spa_namespace_lock); | |
| 4287 txg_wait_synced(spa_get_dsl(spa), 0); | |
| 4288 mutex_enter(&spa_namespace_lock); | |
| 4289 spa_close(spa, FTAG); | |
| 4290 } | |
| 4291 mutex_exit(&spa_namespace_lock); | |
| 4292 } | |
| 4293 | |
| 4294 /* | |
| 4295 * ========================================================================== | |
| 4296 * Miscellaneous routines | |
| 4297 * ========================================================================== | |
| 4298 */ | |
| 4299 | |
| 4300 /* | |
| 4301 * Remove all pools in the system. | |
| 4302 */ | |
| 4303 void | |
| 4304 spa_evict_all(void) | |
| 4305 { | |
| 4306 spa_t *spa; | |
| 4307 | |
| 4308 /* | |
| 4309 * Remove all cached state. All pools should be closed now, | |
| 4310 * so every spa in the AVL tree should be unreferenced. | |
| 4311 */ | |
| 4312 mutex_enter(&spa_namespace_lock); | |
| 4313 while ((spa = spa_next(NULL)) != NULL) { | |
| 4314 /* | |
| 1544 | 4315 * Stop async tasks. The async thread may need to detach |
| 4316 * a device that's been replaced, which requires grabbing | |
| 4317 * spa_namespace_lock, so we must drop it here. | |
| 789 | 4318 */ |
| 4319 spa_open_ref(spa, FTAG); | |
| 4320 mutex_exit(&spa_namespace_lock); | |
| 1544 | 4321 spa_async_suspend(spa); |
| 4808 | 4322 mutex_enter(&spa_namespace_lock); |
| 789 | 4323 spa_close(spa, FTAG); |
| 4324 | |
| 4325 if (spa->spa_state != POOL_STATE_UNINITIALIZED) { | |
| 4326 spa_unload(spa); | |
| 4327 spa_deactivate(spa); | |
| 4328 } | |
| 4329 spa_remove(spa); | |
| 4330 } | |
| 4331 mutex_exit(&spa_namespace_lock); | |
| 4332 } | |
| 1544 | 4333 |
| 4334 vdev_t * | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4335 spa_lookup_by_guid(spa_t *spa, uint64_t guid, boolean_t aux) |
| 1544 | 4336 { |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4337 vdev_t *vd; |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4338 int i; |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4339 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4340 if ((vd = vdev_lookup_by_guid(spa->spa_root_vdev, guid)) != NULL) |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4341 return (vd); |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4342 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4343 if (aux) { |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4344 for (i = 0; i < spa->spa_l2cache.sav_count; i++) { |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4345 vd = spa->spa_l2cache.sav_vdevs[i]; |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4346 if (vd->vdev_guid == guid) |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4347 return (vd); |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4348 } |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4349 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4350 for (i = 0; i < spa->spa_spares.sav_count; i++) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4351 vd = spa->spa_spares.sav_vdevs[i]; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4352 if (vd->vdev_guid == guid) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4353 return (vd); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4354 } |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4355 } |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4356 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4357 return (NULL); |
| 1544 | 4358 } |
| 1760 | 4359 |
| 4360 void | |
| 5094 | 4361 spa_upgrade(spa_t *spa, uint64_t version) |
| 1760 | 4362 { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4363 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 1760 | 4364 |
| 4365 /* | |
| 4366 * This should only be called for a non-faulted pool, and since a | |
| 4367 * future version would result in an unopenable pool, this shouldn't be | |
| 4368 * possible. | |
| 4369 */ | |
| 4577 | 4370 ASSERT(spa->spa_uberblock.ub_version <= SPA_VERSION); |
| 5094 | 4371 ASSERT(version >= spa->spa_uberblock.ub_version); |
| 4372 | |
| 4373 spa->spa_uberblock.ub_version = version; | |
| 1760 | 4374 vdev_config_dirty(spa->spa_root_vdev); |
| 4375 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4376 spa_config_exit(spa, SCL_ALL, FTAG); |
| 2082 | 4377 |
| 4378 txg_wait_synced(spa_get_dsl(spa), 0); | |
| 1760 | 4379 } |
| 2082 | 4380 |
| 4381 boolean_t | |
| 4382 spa_has_spare(spa_t *spa, uint64_t guid) | |
| 4383 { | |
| 4384 int i; | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
4385 uint64_t spareguid; |
| 5450 | 4386 spa_aux_vdev_t *sav = &spa->spa_spares; |
| 4387 | |
| 4388 for (i = 0; i < sav->sav_count; i++) | |
| 4389 if (sav->sav_vdevs[i]->vdev_guid == guid) | |
| 2082 | 4390 return (B_TRUE); |
| 4391 | |
| 5450 | 4392 for (i = 0; i < sav->sav_npending; i++) { |
| 4393 if (nvlist_lookup_uint64(sav->sav_pending[i], ZPOOL_CONFIG_GUID, | |
| 4394 &spareguid) == 0 && spareguid == guid) | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
4395 return (B_TRUE); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
4396 } |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
4397 |
| 2082 | 4398 return (B_FALSE); |
| 4399 } | |
| 3912 | 4400 |
| 4451 | 4401 /* |
|
7214
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4402 * Check if a pool has an active shared spare device. |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4403 * Note: reference count of an active spare is 2, as a spare and as a replace |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4404 */ |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4405 static boolean_t |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4406 spa_has_active_shared_spare(spa_t *spa) |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4407 { |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4408 int i, refcnt; |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4409 uint64_t pool; |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4410 spa_aux_vdev_t *sav = &spa->spa_spares; |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4411 |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4412 for (i = 0; i < sav->sav_count; i++) { |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4413 if (spa_spare_exists(sav->sav_vdevs[i]->vdev_guid, &pool, |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4414 &refcnt) && pool != 0ULL && pool == spa_guid(spa) && |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4415 refcnt > 2) |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4416 return (B_TRUE); |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4417 } |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4418 |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4419 return (B_FALSE); |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4420 } |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4421 |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4422 /* |
| 4451 | 4423 * Post a sysevent corresponding to the given event. The 'name' must be one of |
| 4424 * the event definitions in sys/sysevent/eventdefs.h. The payload will be | |
| 4425 * filled in from the spa and (optionally) the vdev. This doesn't do anything | |
| 4426 * in the userland libzpool, as we don't want consumers to misinterpret ztest | |
| 4427 * or zdb as real changes. | |
| 4428 */ | |
| 4429 void | |
| 4430 spa_event_notify(spa_t *spa, vdev_t *vd, const char *name) | |
| 4431 { | |
| 4432 #ifdef _KERNEL | |
| 4433 sysevent_t *ev; | |
| 4434 sysevent_attr_list_t *attr = NULL; | |
| 4435 sysevent_value_t value; | |
| 4436 sysevent_id_t eid; | |
| 4437 | |
| 4438 ev = sysevent_alloc(EC_ZFS, (char *)name, SUNW_KERN_PUB "zfs", | |
| 4439 SE_SLEEP); | |
| 4440 | |
| 4441 value.value_type = SE_DATA_TYPE_STRING; | |
| 4442 value.value.sv_string = spa_name(spa); | |
| 4443 if (sysevent_add_attr(&attr, ZFS_EV_POOL_NAME, &value, SE_SLEEP) != 0) | |
| 4444 goto done; | |
| 4445 | |
| 4446 value.value_type = SE_DATA_TYPE_UINT64; | |
| 4447 value.value.sv_uint64 = spa_guid(spa); | |
| 4448 if (sysevent_add_attr(&attr, ZFS_EV_POOL_GUID, &value, SE_SLEEP) != 0) | |
| 4449 goto done; | |
| 4450 | |
| 4451 if (vd) { | |
| 4452 value.value_type = SE_DATA_TYPE_UINT64; | |
| 4453 value.value.sv_uint64 = vd->vdev_guid; | |
| 4454 if (sysevent_add_attr(&attr, ZFS_EV_VDEV_GUID, &value, | |
| 4455 SE_SLEEP) != 0) | |
| 4456 goto done; | |
| 4457 | |
| 4458 if (vd->vdev_path) { | |
| 4459 value.value_type = SE_DATA_TYPE_STRING; | |
| 4460 value.value.sv_string = vd->vdev_path; | |
| 4461 if (sysevent_add_attr(&attr, ZFS_EV_VDEV_PATH, | |
| 4462 &value, SE_SLEEP) != 0) | |
| 4463 goto done; | |
| 4464 } | |
| 4465 } | |
| 4466 | |
|
5756
05eb4c1ff492
6585441 spa_event_notify() doesn't pass its attributes
eschrock
parents:
5688
diff
changeset
|
4467 if (sysevent_attach_attributes(ev, attr) != 0) |
|
05eb4c1ff492
6585441 spa_event_notify() doesn't pass its attributes
eschrock
parents:
5688
diff
changeset
|
4468 goto done; |
|
05eb4c1ff492
6585441 spa_event_notify() doesn't pass its attributes
eschrock
parents:
5688
diff
changeset
|
4469 attr = NULL; |
|
05eb4c1ff492
6585441 spa_event_notify() doesn't pass its attributes
eschrock
parents:
5688
diff
changeset
|
4470 |
| 4451 | 4471 (void) log_sysevent(ev, SE_SLEEP, &eid); |
| 4472 | |
| 4473 done: | |
| 4474 if (attr) | |
| 4475 sysevent_free_attr(attr); | |
| 4476 sysevent_free(ev); | |
| 4477 #endif | |
| 4478 } |