Mercurial > illumos > illumos-gate
annotate usr/src/uts/common/fs/zfs/spa.c @ 10822:2a6b5dc1374c
PSARC 2008/427 iSCSI Boot
PSARC 2009/480 Add bootpath into Solaris Sparc BootArchive for iSCSI boot
6714847 iSCSI boot,sparc part
| author | Jack Meng <Jack.Meng@Sun.COM> |
|---|---|
| date | Wed, 21 Oct 2009 11:28:57 +0800 |
| parents | 931790026ac6 |
| children | 8aac17999e4d |
| 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 /* |
|
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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> | |
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45 #include <sys/metaslab_impl.h> |
| 789 | 46 #include <sys/uberblock_impl.h> |
| 47 #include <sys/txg.h> | |
| 48 #include <sys/avl.h> | |
| 49 #include <sys/dmu_traverse.h> | |
| 3912 | 50 #include <sys/dmu_objset.h> |
| 789 | 51 #include <sys/unique.h> |
| 52 #include <sys/dsl_pool.h> | |
| 3912 | 53 #include <sys/dsl_dataset.h> |
| 789 | 54 #include <sys/dsl_dir.h> |
| 55 #include <sys/dsl_prop.h> | |
| 3912 | 56 #include <sys/dsl_synctask.h> |
| 789 | 57 #include <sys/fs/zfs.h> |
| 5450 | 58 #include <sys/arc.h> |
| 789 | 59 #include <sys/callb.h> |
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60 #include <sys/systeminfo.h> |
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61 #include <sys/sunddi.h> |
| 6423 | 62 #include <sys/spa_boot.h> |
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63 #include <sys/zfs_ioctl.h> |
| 789 | 64 |
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65 #ifdef _KERNEL |
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66 #include <sys/zone.h> |
| 10822 | 67 #include <sys/bootprops.h> |
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68 #endif /* _KERNEL */ |
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69 |
| 5094 | 70 #include "zfs_prop.h" |
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71 #include "zfs_comutil.h" |
| 5094 | 72 |
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73 enum zti_modes { |
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74 zti_mode_fixed, /* value is # of threads (min 1) */ |
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75 zti_mode_online_percent, /* value is % of online CPUs */ |
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76 zti_mode_tune, /* fill from zio_taskq_tune_* */ |
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77 zti_nmodes |
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78 }; |
| 2986 | 79 |
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80 #define ZTI_THREAD_FIX(n) { zti_mode_fixed, (n) } |
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81 #define ZTI_THREAD_PCT(n) { zti_mode_online_percent, (n) } |
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82 #define ZTI_THREAD_TUNE { zti_mode_tune, 0 } |
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83 |
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84 #define ZTI_THREAD_ONE ZTI_THREAD_FIX(1) |
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85 |
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86 typedef struct zio_taskq_info { |
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87 const char *zti_name; |
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88 struct { |
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89 enum zti_modes zti_mode; |
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90 uint_t zti_value; |
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91 } zti_nthreads[ZIO_TASKQ_TYPES]; |
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92 } zio_taskq_info_t; |
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93 |
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94 static const char *const zio_taskq_types[ZIO_TASKQ_TYPES] = { |
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95 "issue", "intr" |
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96 }; |
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97 |
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98 const zio_taskq_info_t zio_taskqs[ZIO_TYPES] = { |
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99 /* ISSUE INTR */ |
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100 { "spa_zio_null", { ZTI_THREAD_ONE, ZTI_THREAD_ONE } }, |
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101 { "spa_zio_read", { ZTI_THREAD_FIX(8), ZTI_THREAD_TUNE } }, |
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102 { "spa_zio_write", { ZTI_THREAD_TUNE, ZTI_THREAD_FIX(8) } }, |
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103 { "spa_zio_free", { ZTI_THREAD_ONE, ZTI_THREAD_ONE } }, |
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104 { "spa_zio_claim", { ZTI_THREAD_ONE, ZTI_THREAD_ONE } }, |
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105 { "spa_zio_ioctl", { ZTI_THREAD_ONE, ZTI_THREAD_ONE } }, |
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106 }; |
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107 |
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108 enum zti_modes zio_taskq_tune_mode = zti_mode_online_percent; |
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109 uint_t zio_taskq_tune_value = 80; /* #threads = 80% of # online CPUs */ |
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110 |
| 5094 | 111 static void spa_sync_props(void *arg1, void *arg2, cred_t *cr, dmu_tx_t *tx); |
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112 static boolean_t spa_has_active_shared_spare(spa_t *spa); |
| 5094 | 113 |
| 114 /* | |
| 115 * ========================================================================== | |
| 116 * SPA properties routines | |
| 117 * ========================================================================== | |
| 118 */ | |
| 119 | |
| 120 /* | |
| 121 * Add a (source=src, propname=propval) list to an nvlist. | |
| 122 */ | |
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123 static void |
| 5094 | 124 spa_prop_add_list(nvlist_t *nvl, zpool_prop_t prop, char *strval, |
| 125 uint64_t intval, zprop_source_t src) | |
| 126 { | |
| 127 const char *propname = zpool_prop_to_name(prop); | |
| 128 nvlist_t *propval; | |
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129 |
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130 VERIFY(nvlist_alloc(&propval, NV_UNIQUE_NAME, KM_SLEEP) == 0); |
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131 VERIFY(nvlist_add_uint64(propval, ZPROP_SOURCE, src) == 0); |
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132 |
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133 if (strval != NULL) |
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134 VERIFY(nvlist_add_string(propval, ZPROP_VALUE, strval) == 0); |
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135 else |
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136 VERIFY(nvlist_add_uint64(propval, ZPROP_VALUE, intval) == 0); |
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137 |
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138 VERIFY(nvlist_add_nvlist(nvl, propname, propval) == 0); |
| 5094 | 139 nvlist_free(propval); |
| 140 } | |
| 141 | |
| 142 /* | |
| 143 * Get property values from the spa configuration. | |
| 144 */ | |
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145 static void |
| 5094 | 146 spa_prop_get_config(spa_t *spa, nvlist_t **nvp) |
| 147 { | |
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148 uint64_t size; |
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149 uint64_t used; |
| 5094 | 150 uint64_t cap, version; |
| 151 zprop_source_t src = ZPROP_SRC_NONE; | |
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152 spa_config_dirent_t *dp; |
| 5094 | 153 |
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154 ASSERT(MUTEX_HELD(&spa->spa_props_lock)); |
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155 |
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156 if (spa->spa_root_vdev != NULL) { |
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157 size = spa_get_space(spa); |
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158 used = spa_get_alloc(spa); |
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159 spa_prop_add_list(*nvp, ZPOOL_PROP_NAME, spa_name(spa), 0, src); |
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160 spa_prop_add_list(*nvp, ZPOOL_PROP_SIZE, NULL, size, src); |
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161 spa_prop_add_list(*nvp, ZPOOL_PROP_USED, NULL, used, src); |
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162 spa_prop_add_list(*nvp, ZPOOL_PROP_AVAILABLE, NULL, |
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163 size - used, src); |
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164 |
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165 cap = (size == 0) ? 0 : (used * 100 / size); |
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166 spa_prop_add_list(*nvp, ZPOOL_PROP_CAPACITY, NULL, cap, src); |
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167 |
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168 spa_prop_add_list(*nvp, ZPOOL_PROP_HEALTH, NULL, |
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169 spa->spa_root_vdev->vdev_state, src); |
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170 |
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171 version = spa_version(spa); |
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172 if (version == zpool_prop_default_numeric(ZPOOL_PROP_VERSION)) |
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173 src = ZPROP_SRC_DEFAULT; |
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174 else |
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175 src = ZPROP_SRC_LOCAL; |
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176 spa_prop_add_list(*nvp, ZPOOL_PROP_VERSION, NULL, version, src); |
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177 } |
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178 |
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179 spa_prop_add_list(*nvp, ZPOOL_PROP_GUID, NULL, spa_guid(spa), src); |
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180 |
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181 if (spa->spa_root != NULL) |
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182 spa_prop_add_list(*nvp, ZPOOL_PROP_ALTROOT, spa->spa_root, |
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183 0, ZPROP_SRC_LOCAL); |
| 5094 | 184 |
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185 if ((dp = list_head(&spa->spa_config_list)) != NULL) { |
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186 if (dp->scd_path == NULL) { |
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187 spa_prop_add_list(*nvp, ZPOOL_PROP_CACHEFILE, |
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188 "none", 0, ZPROP_SRC_LOCAL); |
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189 } else if (strcmp(dp->scd_path, spa_config_path) != 0) { |
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190 spa_prop_add_list(*nvp, ZPOOL_PROP_CACHEFILE, |
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191 dp->scd_path, 0, ZPROP_SRC_LOCAL); |
| 5363 | 192 } |
| 193 } | |
| 5094 | 194 } |
| 195 | |
| 196 /* | |
| 197 * Get zpool property values. | |
| 198 */ | |
| 199 int | |
| 200 spa_prop_get(spa_t *spa, nvlist_t **nvp) | |
| 201 { | |
| 202 zap_cursor_t zc; | |
| 203 zap_attribute_t za; | |
| 204 objset_t *mos = spa->spa_meta_objset; | |
| 205 int err; | |
| 206 | |
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207 VERIFY(nvlist_alloc(nvp, NV_UNIQUE_NAME, KM_SLEEP) == 0); |
| 5094 | 208 |
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209 mutex_enter(&spa->spa_props_lock); |
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210 |
| 5094 | 211 /* |
| 212 * Get properties from the spa config. | |
| 213 */ | |
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214 spa_prop_get_config(spa, nvp); |
| 5094 | 215 |
| 216 /* If no pool property object, no more prop to get. */ | |
| 217 if (spa->spa_pool_props_object == 0) { | |
| 218 mutex_exit(&spa->spa_props_lock); | |
| 219 return (0); | |
| 220 } | |
| 221 | |
| 222 /* | |
| 223 * Get properties from the MOS pool property object. | |
| 224 */ | |
| 225 for (zap_cursor_init(&zc, mos, spa->spa_pool_props_object); | |
| 226 (err = zap_cursor_retrieve(&zc, &za)) == 0; | |
| 227 zap_cursor_advance(&zc)) { | |
| 228 uint64_t intval = 0; | |
| 229 char *strval = NULL; | |
| 230 zprop_source_t src = ZPROP_SRC_DEFAULT; | |
| 231 zpool_prop_t prop; | |
| 232 | |
| 233 if ((prop = zpool_name_to_prop(za.za_name)) == ZPROP_INVAL) | |
| 234 continue; | |
| 235 | |
| 236 switch (za.za_integer_length) { | |
| 237 case 8: | |
| 238 /* integer property */ | |
| 239 if (za.za_first_integer != | |
| 240 zpool_prop_default_numeric(prop)) | |
| 241 src = ZPROP_SRC_LOCAL; | |
| 242 | |
| 243 if (prop == ZPOOL_PROP_BOOTFS) { | |
| 244 dsl_pool_t *dp; | |
| 245 dsl_dataset_t *ds = NULL; | |
| 246 | |
| 247 dp = spa_get_dsl(spa); | |
| 248 rw_enter(&dp->dp_config_rwlock, RW_READER); | |
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249 if (err = dsl_dataset_hold_obj(dp, |
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250 za.za_first_integer, FTAG, &ds)) { |
| 5094 | 251 rw_exit(&dp->dp_config_rwlock); |
| 252 break; | |
| 253 } | |
| 254 | |
| 255 strval = kmem_alloc( | |
| 256 MAXNAMELEN + strlen(MOS_DIR_NAME) + 1, | |
| 257 KM_SLEEP); | |
| 258 dsl_dataset_name(ds, strval); | |
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259 dsl_dataset_rele(ds, FTAG); |
| 5094 | 260 rw_exit(&dp->dp_config_rwlock); |
| 261 } else { | |
| 262 strval = NULL; | |
| 263 intval = za.za_first_integer; | |
| 264 } | |
| 265 | |
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266 spa_prop_add_list(*nvp, prop, strval, intval, src); |
| 5094 | 267 |
| 268 if (strval != NULL) | |
| 269 kmem_free(strval, | |
| 270 MAXNAMELEN + strlen(MOS_DIR_NAME) + 1); | |
| 271 | |
| 272 break; | |
| 273 | |
| 274 case 1: | |
| 275 /* string property */ | |
| 276 strval = kmem_alloc(za.za_num_integers, KM_SLEEP); | |
| 277 err = zap_lookup(mos, spa->spa_pool_props_object, | |
| 278 za.za_name, 1, za.za_num_integers, strval); | |
| 279 if (err) { | |
| 280 kmem_free(strval, za.za_num_integers); | |
| 281 break; | |
| 282 } | |
|
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283 spa_prop_add_list(*nvp, prop, strval, 0, src); |
| 5094 | 284 kmem_free(strval, za.za_num_integers); |
| 285 break; | |
| 286 | |
| 287 default: | |
| 288 break; | |
| 289 } | |
| 290 } | |
| 291 zap_cursor_fini(&zc); | |
| 292 mutex_exit(&spa->spa_props_lock); | |
| 293 out: | |
| 294 if (err && err != ENOENT) { | |
| 295 nvlist_free(*nvp); | |
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296 *nvp = NULL; |
| 5094 | 297 return (err); |
| 298 } | |
| 299 | |
| 300 return (0); | |
| 301 } | |
| 302 | |
| 303 /* | |
| 304 * Validate the given pool properties nvlist and modify the list | |
| 305 * for the property values to be set. | |
| 306 */ | |
| 307 static int | |
| 308 spa_prop_validate(spa_t *spa, nvlist_t *props) | |
| 309 { | |
| 310 nvpair_t *elem; | |
| 311 int error = 0, reset_bootfs = 0; | |
| 312 uint64_t objnum; | |
| 313 | |
| 314 elem = NULL; | |
| 315 while ((elem = nvlist_next_nvpair(props, elem)) != NULL) { | |
| 316 zpool_prop_t prop; | |
| 317 char *propname, *strval; | |
| 318 uint64_t intval; | |
| 319 objset_t *os; | |
| 5363 | 320 char *slash; |
| 5094 | 321 |
| 322 propname = nvpair_name(elem); | |
| 323 | |
| 324 if ((prop = zpool_name_to_prop(propname)) == ZPROP_INVAL) | |
| 325 return (EINVAL); | |
| 326 | |
| 327 switch (prop) { | |
| 328 case ZPOOL_PROP_VERSION: | |
| 329 error = nvpair_value_uint64(elem, &intval); | |
| 330 if (!error && | |
| 331 (intval < spa_version(spa) || intval > SPA_VERSION)) | |
| 332 error = EINVAL; | |
| 333 break; | |
| 334 | |
| 335 case ZPOOL_PROP_DELEGATION: | |
| 336 case ZPOOL_PROP_AUTOREPLACE: | |
|
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337 case ZPOOL_PROP_LISTSNAPS: |
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338 case ZPOOL_PROP_AUTOEXPAND: |
| 5094 | 339 error = nvpair_value_uint64(elem, &intval); |
| 340 if (!error && intval > 1) | |
| 341 error = EINVAL; | |
| 342 break; | |
| 343 | |
| 344 case ZPOOL_PROP_BOOTFS: | |
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345 /* |
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346 * If the pool version is less than SPA_VERSION_BOOTFS, |
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347 * or the pool is still being created (version == 0), |
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348 * the bootfs property cannot be set. |
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349 */ |
| 5094 | 350 if (spa_version(spa) < SPA_VERSION_BOOTFS) { |
| 351 error = ENOTSUP; | |
| 352 break; | |
| 353 } | |
| 354 | |
| 355 /* | |
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356 * Make sure the vdev config is bootable |
| 5094 | 357 */ |
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358 if (!vdev_is_bootable(spa->spa_root_vdev)) { |
| 5094 | 359 error = ENOTSUP; |
| 360 break; | |
| 361 } | |
| 362 | |
| 363 reset_bootfs = 1; | |
| 364 | |
| 365 error = nvpair_value_string(elem, &strval); | |
| 366 | |
| 367 if (!error) { | |
|
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368 uint64_t compress; |
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369 |
| 5094 | 370 if (strval == NULL || strval[0] == '\0') { |
| 371 objnum = zpool_prop_default_numeric( | |
| 372 ZPOOL_PROP_BOOTFS); | |
| 373 break; | |
| 374 } | |
| 375 | |
|
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376 if (error = dmu_objset_hold(strval, FTAG, &os)) |
| 5094 | 377 break; |
|
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378 |
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379 /* Must be ZPL and not gzip compressed. */ |
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380 |
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381 if (dmu_objset_type(os) != DMU_OST_ZFS) { |
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382 error = ENOTSUP; |
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383 } else if ((error = dsl_prop_get_integer(strval, |
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384 zfs_prop_to_name(ZFS_PROP_COMPRESSION), |
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385 &compress, NULL)) == 0 && |
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386 !BOOTFS_COMPRESS_VALID(compress)) { |
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387 error = ENOTSUP; |
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388 } else { |
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389 objnum = dmu_objset_id(os); |
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390 } |
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391 dmu_objset_rele(os, FTAG); |
| 5094 | 392 } |
| 393 break; | |
|
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394 |
| 5329 | 395 case ZPOOL_PROP_FAILUREMODE: |
| 396 error = nvpair_value_uint64(elem, &intval); | |
| 397 if (!error && (intval < ZIO_FAILURE_MODE_WAIT || | |
| 398 intval > ZIO_FAILURE_MODE_PANIC)) | |
| 399 error = EINVAL; | |
| 400 | |
| 401 /* | |
| 402 * This is a special case which only occurs when | |
| 403 * the pool has completely failed. This allows | |
| 404 * the user to change the in-core failmode property | |
| 405 * without syncing it out to disk (I/Os might | |
| 406 * currently be blocked). We do this by returning | |
| 407 * EIO to the caller (spa_prop_set) to trick it | |
| 408 * into thinking we encountered a property validation | |
| 409 * error. | |
| 410 */ | |
|
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411 if (!error && spa_suspended(spa)) { |
| 5329 | 412 spa->spa_failmode = intval; |
| 413 error = EIO; | |
| 414 } | |
| 415 break; | |
| 5363 | 416 |
| 417 case ZPOOL_PROP_CACHEFILE: | |
| 418 if ((error = nvpair_value_string(elem, &strval)) != 0) | |
| 419 break; | |
| 420 | |
| 421 if (strval[0] == '\0') | |
| 422 break; | |
| 423 | |
| 424 if (strcmp(strval, "none") == 0) | |
| 425 break; | |
| 426 | |
| 427 if (strval[0] != '/') { | |
| 428 error = EINVAL; | |
| 429 break; | |
| 430 } | |
| 431 | |
| 432 slash = strrchr(strval, '/'); | |
| 433 ASSERT(slash != NULL); | |
| 434 | |
| 435 if (slash[1] == '\0' || strcmp(slash, "/.") == 0 || | |
| 436 strcmp(slash, "/..") == 0) | |
| 437 error = EINVAL; | |
| 438 break; | |
| 5094 | 439 } |
| 440 | |
| 441 if (error) | |
| 442 break; | |
| 443 } | |
| 444 | |
| 445 if (!error && reset_bootfs) { | |
| 446 error = nvlist_remove(props, | |
| 447 zpool_prop_to_name(ZPOOL_PROP_BOOTFS), DATA_TYPE_STRING); | |
| 448 | |
| 449 if (!error) { | |
| 450 error = nvlist_add_uint64(props, | |
| 451 zpool_prop_to_name(ZPOOL_PROP_BOOTFS), objnum); | |
| 452 } | |
| 453 } | |
| 454 | |
| 455 return (error); | |
| 456 } | |
| 457 | |
|
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458 void |
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459 spa_configfile_set(spa_t *spa, nvlist_t *nvp, boolean_t need_sync) |
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460 { |
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461 char *cachefile; |
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462 spa_config_dirent_t *dp; |
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463 |
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464 if (nvlist_lookup_string(nvp, zpool_prop_to_name(ZPOOL_PROP_CACHEFILE), |
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465 &cachefile) != 0) |
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466 return; |
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467 |
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468 dp = kmem_alloc(sizeof (spa_config_dirent_t), |
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|
469 KM_SLEEP); |
|
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|
470 |
|
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|
471 if (cachefile[0] == '\0') |
|
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472 dp->scd_path = spa_strdup(spa_config_path); |
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473 else if (strcmp(cachefile, "none") == 0) |
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474 dp->scd_path = NULL; |
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475 else |
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476 dp->scd_path = spa_strdup(cachefile); |
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477 |
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478 list_insert_head(&spa->spa_config_list, dp); |
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479 if (need_sync) |
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480 spa_async_request(spa, SPA_ASYNC_CONFIG_UPDATE); |
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481 } |
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482 |
| 5094 | 483 int |
| 484 spa_prop_set(spa_t *spa, nvlist_t *nvp) | |
| 485 { | |
| 486 int error; | |
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487 nvpair_t *elem; |
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488 boolean_t need_sync = B_FALSE; |
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489 zpool_prop_t prop; |
| 5094 | 490 |
| 491 if ((error = spa_prop_validate(spa, nvp)) != 0) | |
| 492 return (error); | |
| 493 | |
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494 elem = NULL; |
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495 while ((elem = nvlist_next_nvpair(nvp, elem)) != NULL) { |
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496 if ((prop = zpool_name_to_prop( |
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497 nvpair_name(elem))) == ZPROP_INVAL) |
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498 return (EINVAL); |
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499 |
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500 if (prop == ZPOOL_PROP_CACHEFILE || prop == ZPOOL_PROP_ALTROOT) |
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501 continue; |
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502 |
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503 need_sync = B_TRUE; |
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504 break; |
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505 } |
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506 |
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507 if (need_sync) |
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508 return (dsl_sync_task_do(spa_get_dsl(spa), NULL, spa_sync_props, |
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509 spa, nvp, 3)); |
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510 else |
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511 return (0); |
| 5094 | 512 } |
| 513 | |
| 514 /* | |
| 515 * If the bootfs property value is dsobj, clear it. | |
| 516 */ | |
| 517 void | |
| 518 spa_prop_clear_bootfs(spa_t *spa, uint64_t dsobj, dmu_tx_t *tx) | |
| 519 { | |
| 520 if (spa->spa_bootfs == dsobj && spa->spa_pool_props_object != 0) { | |
| 521 VERIFY(zap_remove(spa->spa_meta_objset, | |
| 522 spa->spa_pool_props_object, | |
| 523 zpool_prop_to_name(ZPOOL_PROP_BOOTFS), tx) == 0); | |
| 524 spa->spa_bootfs = 0; | |
| 525 } | |
| 526 } | |
| 527 | |
| 789 | 528 /* |
| 529 * ========================================================================== | |
| 530 * SPA state manipulation (open/create/destroy/import/export) | |
| 531 * ========================================================================== | |
| 532 */ | |
| 533 | |
| 1544 | 534 static int |
| 535 spa_error_entry_compare(const void *a, const void *b) | |
| 536 { | |
| 537 spa_error_entry_t *sa = (spa_error_entry_t *)a; | |
| 538 spa_error_entry_t *sb = (spa_error_entry_t *)b; | |
| 539 int ret; | |
| 540 | |
| 541 ret = bcmp(&sa->se_bookmark, &sb->se_bookmark, | |
| 542 sizeof (zbookmark_t)); | |
| 543 | |
| 544 if (ret < 0) | |
| 545 return (-1); | |
| 546 else if (ret > 0) | |
| 547 return (1); | |
| 548 else | |
| 549 return (0); | |
| 550 } | |
| 551 | |
| 552 /* | |
| 553 * Utility function which retrieves copies of the current logs and | |
| 554 * re-initializes them in the process. | |
| 555 */ | |
| 556 void | |
| 557 spa_get_errlists(spa_t *spa, avl_tree_t *last, avl_tree_t *scrub) | |
| 558 { | |
| 559 ASSERT(MUTEX_HELD(&spa->spa_errlist_lock)); | |
| 560 | |
| 561 bcopy(&spa->spa_errlist_last, last, sizeof (avl_tree_t)); | |
| 562 bcopy(&spa->spa_errlist_scrub, scrub, sizeof (avl_tree_t)); | |
| 563 | |
| 564 avl_create(&spa->spa_errlist_scrub, | |
| 565 spa_error_entry_compare, sizeof (spa_error_entry_t), | |
| 566 offsetof(spa_error_entry_t, se_avl)); | |
| 567 avl_create(&spa->spa_errlist_last, | |
| 568 spa_error_entry_compare, sizeof (spa_error_entry_t), | |
| 569 offsetof(spa_error_entry_t, se_avl)); | |
| 570 } | |
| 571 | |
| 789 | 572 /* |
| 573 * Activate an uninitialized pool. | |
| 574 */ | |
| 575 static void | |
|
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576 spa_activate(spa_t *spa, int mode) |
| 789 | 577 { |
| 578 ASSERT(spa->spa_state == POOL_STATE_UNINITIALIZED); | |
| 579 | |
| 580 spa->spa_state = POOL_STATE_ACTIVE; | |
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581 spa->spa_mode = mode; |
| 789 | 582 |
|
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583 spa->spa_normal_class = metaslab_class_create(spa, zfs_metaslab_ops); |
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584 spa->spa_log_class = metaslab_class_create(spa, zfs_metaslab_ops); |
| 789 | 585 |
|
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586 for (int t = 0; t < ZIO_TYPES; t++) { |
|
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587 const zio_taskq_info_t *ztip = &zio_taskqs[t]; |
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588 for (int q = 0; q < ZIO_TASKQ_TYPES; q++) { |
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589 enum zti_modes mode = ztip->zti_nthreads[q].zti_mode; |
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590 uint_t value = ztip->zti_nthreads[q].zti_value; |
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591 char name[32]; |
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592 |
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593 (void) snprintf(name, sizeof (name), |
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594 "%s_%s", ztip->zti_name, zio_taskq_types[q]); |
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595 |
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596 if (mode == zti_mode_tune) { |
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597 mode = zio_taskq_tune_mode; |
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598 value = zio_taskq_tune_value; |
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599 if (mode == zti_mode_tune) |
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600 mode = zti_mode_online_percent; |
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601 } |
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602 |
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603 switch (mode) { |
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604 case zti_mode_fixed: |
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605 ASSERT3U(value, >=, 1); |
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606 value = MAX(value, 1); |
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607 |
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608 spa->spa_zio_taskq[t][q] = taskq_create(name, |
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609 value, maxclsyspri, 50, INT_MAX, |
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610 TASKQ_PREPOPULATE); |
|
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611 break; |
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612 |
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613 case zti_mode_online_percent: |
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614 spa->spa_zio_taskq[t][q] = taskq_create(name, |
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615 value, maxclsyspri, 50, INT_MAX, |
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616 TASKQ_PREPOPULATE | TASKQ_THREADS_CPU_PCT); |
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617 break; |
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618 |
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619 case zti_mode_tune: |
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620 default: |
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621 panic("unrecognized mode for " |
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622 "zio_taskqs[%u]->zti_nthreads[%u] (%u:%u) " |
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623 "in spa_activate()", |
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624 t, q, mode, value); |
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625 break; |
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626 } |
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627 } |
| 789 | 628 } |
| 629 | |
|
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630 list_create(&spa->spa_config_dirty_list, sizeof (vdev_t), |
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631 offsetof(vdev_t, vdev_config_dirty_node)); |
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632 list_create(&spa->spa_state_dirty_list, sizeof (vdev_t), |
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633 offsetof(vdev_t, vdev_state_dirty_node)); |
| 789 | 634 |
| 635 txg_list_create(&spa->spa_vdev_txg_list, | |
| 636 offsetof(struct vdev, vdev_txg_node)); | |
| 1544 | 637 |
| 638 avl_create(&spa->spa_errlist_scrub, | |
| 639 spa_error_entry_compare, sizeof (spa_error_entry_t), | |
| 640 offsetof(spa_error_entry_t, se_avl)); | |
| 641 avl_create(&spa->spa_errlist_last, | |
| 642 spa_error_entry_compare, sizeof (spa_error_entry_t), | |
| 643 offsetof(spa_error_entry_t, se_avl)); | |
| 789 | 644 } |
| 645 | |
| 646 /* | |
| 647 * Opposite of spa_activate(). | |
| 648 */ | |
| 649 static void | |
| 650 spa_deactivate(spa_t *spa) | |
| 651 { | |
| 652 ASSERT(spa->spa_sync_on == B_FALSE); | |
| 653 ASSERT(spa->spa_dsl_pool == NULL); | |
| 654 ASSERT(spa->spa_root_vdev == NULL); | |
|
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655 ASSERT(spa->spa_async_zio_root == NULL); |
| 789 | 656 ASSERT(spa->spa_state != POOL_STATE_UNINITIALIZED); |
| 657 | |
| 658 txg_list_destroy(&spa->spa_vdev_txg_list); | |
| 659 | |
|
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660 list_destroy(&spa->spa_config_dirty_list); |
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661 list_destroy(&spa->spa_state_dirty_list); |
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662 |
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663 for (int t = 0; t < ZIO_TYPES; t++) { |
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664 for (int q = 0; q < ZIO_TASKQ_TYPES; q++) { |
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665 taskq_destroy(spa->spa_zio_taskq[t][q]); |
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666 spa->spa_zio_taskq[t][q] = NULL; |
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667 } |
| 789 | 668 } |
| 669 | |
| 670 metaslab_class_destroy(spa->spa_normal_class); | |
| 671 spa->spa_normal_class = NULL; | |
| 672 | |
| 4527 | 673 metaslab_class_destroy(spa->spa_log_class); |
| 674 spa->spa_log_class = NULL; | |
| 675 | |
| 1544 | 676 /* |
| 677 * If this was part of an import or the open otherwise failed, we may | |
| 678 * still have errors left in the queues. Empty them just in case. | |
| 679 */ | |
| 680 spa_errlog_drain(spa); | |
| 681 | |
| 682 avl_destroy(&spa->spa_errlist_scrub); | |
| 683 avl_destroy(&spa->spa_errlist_last); | |
| 684 | |
| 789 | 685 spa->spa_state = POOL_STATE_UNINITIALIZED; |
| 686 } | |
| 687 | |
| 688 /* | |
| 689 * Verify a pool configuration, and construct the vdev tree appropriately. This | |
| 690 * will create all the necessary vdevs in the appropriate layout, with each vdev | |
| 691 * in the CLOSED state. This will prep the pool before open/creation/import. | |
| 692 * All vdev validation is done by the vdev_alloc() routine. | |
| 693 */ | |
| 2082 | 694 static int |
| 695 spa_config_parse(spa_t *spa, vdev_t **vdp, nvlist_t *nv, vdev_t *parent, | |
| 696 uint_t id, int atype) | |
| 789 | 697 { |
| 698 nvlist_t **child; | |
|
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699 uint_t children; |
| 2082 | 700 int error; |
| 701 | |
| 702 if ((error = vdev_alloc(spa, vdp, nv, parent, id, atype)) != 0) | |
| 703 return (error); | |
| 704 | |
| 705 if ((*vdp)->vdev_ops->vdev_op_leaf) | |
| 706 return (0); | |
| 789 | 707 |
|
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708 error = nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, |
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709 &child, &children); |
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710 |
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711 if (error == ENOENT) |
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712 return (0); |
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713 |
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714 if (error) { |
| 2082 | 715 vdev_free(*vdp); |
| 716 *vdp = NULL; | |
| 717 return (EINVAL); | |
| 789 | 718 } |
| 719 | |
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720 for (int c = 0; c < children; c++) { |
| 2082 | 721 vdev_t *vd; |
| 722 if ((error = spa_config_parse(spa, &vd, child[c], *vdp, c, | |
| 723 atype)) != 0) { | |
| 724 vdev_free(*vdp); | |
| 725 *vdp = NULL; | |
| 726 return (error); | |
| 789 | 727 } |
| 728 } | |
| 729 | |
| 2082 | 730 ASSERT(*vdp != NULL); |
| 731 | |
| 732 return (0); | |
| 789 | 733 } |
| 734 | |
| 735 /* | |
| 736 * Opposite of spa_load(). | |
| 737 */ | |
| 738 static void | |
| 739 spa_unload(spa_t *spa) | |
| 740 { | |
| 2082 | 741 int i; |
| 742 | |
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743 ASSERT(MUTEX_HELD(&spa_namespace_lock)); |
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744 |
| 789 | 745 /* |
| 1544 | 746 * Stop async tasks. |
| 747 */ | |
| 748 spa_async_suspend(spa); | |
| 749 | |
| 750 /* | |
| 789 | 751 * Stop syncing. |
| 752 */ | |
| 753 if (spa->spa_sync_on) { | |
| 754 txg_sync_stop(spa->spa_dsl_pool); | |
| 755 spa->spa_sync_on = B_FALSE; | |
| 756 } | |
| 757 | |
| 758 /* | |
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759 * Wait for any outstanding async I/O to complete. |
| 789 | 760 */ |
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761 if (spa->spa_async_zio_root != NULL) { |
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762 (void) zio_wait(spa->spa_async_zio_root); |
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763 spa->spa_async_zio_root = NULL; |
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764 } |
| 789 | 765 |
| 766 /* | |
| 767 * Close the dsl pool. | |
| 768 */ | |
| 769 if (spa->spa_dsl_pool) { | |
| 770 dsl_pool_close(spa->spa_dsl_pool); | |
| 771 spa->spa_dsl_pool = NULL; | |
| 772 } | |
| 773 | |
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774 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
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775 |
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776 /* |
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777 * Drop and purge level 2 cache |
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778 */ |
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779 spa_l2cache_drop(spa); |
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780 |
| 789 | 781 /* |
| 782 * Close all vdevs. | |
| 783 */ | |
|
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784 if (spa->spa_root_vdev) |
| 789 | 785 vdev_free(spa->spa_root_vdev); |
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786 ASSERT(spa->spa_root_vdev == NULL); |
| 1544 | 787 |
| 5450 | 788 for (i = 0; i < spa->spa_spares.sav_count; i++) |
| 789 vdev_free(spa->spa_spares.sav_vdevs[i]); | |
| 790 if (spa->spa_spares.sav_vdevs) { | |
| 791 kmem_free(spa->spa_spares.sav_vdevs, | |
| 792 spa->spa_spares.sav_count * sizeof (void *)); | |
| 793 spa->spa_spares.sav_vdevs = NULL; | |
| 794 } | |
| 795 if (spa->spa_spares.sav_config) { | |
| 796 nvlist_free(spa->spa_spares.sav_config); | |
| 797 spa->spa_spares.sav_config = NULL; | |
| 2082 | 798 } |
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799 spa->spa_spares.sav_count = 0; |
| 5450 | 800 |
| 801 for (i = 0; i < spa->spa_l2cache.sav_count; i++) | |
| 802 vdev_free(spa->spa_l2cache.sav_vdevs[i]); | |
| 803 if (spa->spa_l2cache.sav_vdevs) { | |
| 804 kmem_free(spa->spa_l2cache.sav_vdevs, | |
| 805 spa->spa_l2cache.sav_count * sizeof (void *)); | |
| 806 spa->spa_l2cache.sav_vdevs = NULL; | |
| 807 } | |
| 808 if (spa->spa_l2cache.sav_config) { | |
| 809 nvlist_free(spa->spa_l2cache.sav_config); | |
| 810 spa->spa_l2cache.sav_config = NULL; | |
| 2082 | 811 } |
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812 spa->spa_l2cache.sav_count = 0; |
| 2082 | 813 |
| 1544 | 814 spa->spa_async_suspended = 0; |
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815 |
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816 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 817 } |
| 818 | |
| 819 /* | |
| 2082 | 820 * Load (or re-load) the current list of vdevs describing the active spares for |
| 821 * this pool. When this is called, we have some form of basic information in | |
| 5450 | 822 * 'spa_spares.sav_config'. We parse this into vdevs, try to open them, and |
| 823 * then re-generate a more complete list including status information. | |
| 2082 | 824 */ |
| 825 static void | |
| 826 spa_load_spares(spa_t *spa) | |
| 827 { | |
| 828 nvlist_t **spares; | |
| 829 uint_t nspares; | |
| 830 int i; | |
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831 vdev_t *vd, *tvd; |
| 2082 | 832 |
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833 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
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834 |
| 2082 | 835 /* |
| 836 * First, close and free any existing spare vdevs. | |
| 837 */ | |
| 5450 | 838 for (i = 0; i < spa->spa_spares.sav_count; i++) { |
| 839 vd = spa->spa_spares.sav_vdevs[i]; | |
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840 |
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841 /* Undo the call to spa_activate() below */ |
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842 if ((tvd = spa_lookup_by_guid(spa, vd->vdev_guid, |
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843 B_FALSE)) != NULL && tvd->vdev_isspare) |
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844 spa_spare_remove(tvd); |
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845 vdev_close(vd); |
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846 vdev_free(vd); |
| 2082 | 847 } |
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848 |
| 5450 | 849 if (spa->spa_spares.sav_vdevs) |
| 850 kmem_free(spa->spa_spares.sav_vdevs, | |
| 851 spa->spa_spares.sav_count * sizeof (void *)); | |
| 852 | |
| 853 if (spa->spa_spares.sav_config == NULL) | |
| 2082 | 854 nspares = 0; |
| 855 else | |
| 5450 | 856 VERIFY(nvlist_lookup_nvlist_array(spa->spa_spares.sav_config, |
| 2082 | 857 ZPOOL_CONFIG_SPARES, &spares, &nspares) == 0); |
| 858 | |
| 5450 | 859 spa->spa_spares.sav_count = (int)nspares; |
| 860 spa->spa_spares.sav_vdevs = NULL; | |
| 2082 | 861 |
| 862 if (nspares == 0) | |
| 863 return; | |
| 864 | |
| 865 /* | |
| 866 * Construct the array of vdevs, opening them to get status in the | |
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867 * process. For each spare, there is potentially two different vdev_t |
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868 * structures associated with it: one in the list of spares (used only |
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869 * for basic validation purposes) and one in the active vdev |
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870 * configuration (if it's spared in). During this phase we open and |
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871 * validate each vdev on the spare list. If the vdev also exists in the |
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872 * active configuration, then we also mark this vdev as an active spare. |
| 2082 | 873 */ |
| 5450 | 874 spa->spa_spares.sav_vdevs = kmem_alloc(nspares * sizeof (void *), |
| 875 KM_SLEEP); | |
| 876 for (i = 0; i < spa->spa_spares.sav_count; i++) { | |
| 2082 | 877 VERIFY(spa_config_parse(spa, &vd, spares[i], NULL, 0, |
| 878 VDEV_ALLOC_SPARE) == 0); | |
| 879 ASSERT(vd != NULL); | |
| 880 | |
| 5450 | 881 spa->spa_spares.sav_vdevs[i] = vd; |
| 2082 | 882 |
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883 if ((tvd = spa_lookup_by_guid(spa, vd->vdev_guid, |
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884 B_FALSE)) != NULL) { |
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885 if (!tvd->vdev_isspare) |
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886 spa_spare_add(tvd); |
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887 |
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888 /* |
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889 * We only mark the spare active if we were successfully |
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890 * able to load the vdev. Otherwise, importing a pool |
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891 * with a bad active spare would result in strange |
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892 * behavior, because multiple pool would think the spare |
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893 * is actively in use. |
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894 * |
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895 * There is a vulnerability here to an equally bizarre |
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896 * circumstance, where a dead active spare is later |
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897 * brought back to life (onlined or otherwise). Given |
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898 * the rarity of this scenario, and the extra complexity |
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899 * it adds, we ignore the possibility. |
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900 */ |
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901 if (!vdev_is_dead(tvd)) |
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902 spa_spare_activate(tvd); |
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903 } |
|
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904 |
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905 vd->vdev_top = vd; |
|
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906 vd->vdev_aux = &spa->spa_spares; |
|
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907 |
| 2082 | 908 if (vdev_open(vd) != 0) |
| 909 continue; | |
| 910 | |
| 5450 | 911 if (vdev_validate_aux(vd) == 0) |
| 912 spa_spare_add(vd); | |
| 2082 | 913 } |
| 914 | |
| 915 /* | |
| 916 * Recompute the stashed list of spares, with status information | |
| 917 * this time. | |
| 918 */ | |
| 5450 | 919 VERIFY(nvlist_remove(spa->spa_spares.sav_config, ZPOOL_CONFIG_SPARES, |
| 2082 | 920 DATA_TYPE_NVLIST_ARRAY) == 0); |
| 921 | |
| 5450 | 922 spares = kmem_alloc(spa->spa_spares.sav_count * sizeof (void *), |
| 923 KM_SLEEP); | |
| 924 for (i = 0; i < spa->spa_spares.sav_count; i++) | |
| 925 spares[i] = vdev_config_generate(spa, | |
| 926 spa->spa_spares.sav_vdevs[i], B_TRUE, B_TRUE, B_FALSE); | |
| 927 VERIFY(nvlist_add_nvlist_array(spa->spa_spares.sav_config, | |
| 928 ZPOOL_CONFIG_SPARES, spares, spa->spa_spares.sav_count) == 0); | |
| 929 for (i = 0; i < spa->spa_spares.sav_count; i++) | |
| 2082 | 930 nvlist_free(spares[i]); |
| 5450 | 931 kmem_free(spares, spa->spa_spares.sav_count * sizeof (void *)); |
| 932 } | |
| 933 | |
| 934 /* | |
| 935 * Load (or re-load) the current list of vdevs describing the active l2cache for | |
| 936 * this pool. When this is called, we have some form of basic information in | |
| 937 * 'spa_l2cache.sav_config'. We parse this into vdevs, try to open them, and | |
| 938 * then re-generate a more complete list including status information. | |
| 939 * Devices which are already active have their details maintained, and are | |
| 940 * not re-opened. | |
| 941 */ | |
| 942 static void | |
| 943 spa_load_l2cache(spa_t *spa) | |
| 944 { | |
| 945 nvlist_t **l2cache; | |
| 946 uint_t nl2cache; | |
| 947 int i, j, oldnvdevs; | |
|
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948 uint64_t guid; |
| 5450 | 949 vdev_t *vd, **oldvdevs, **newvdevs; |
| 950 spa_aux_vdev_t *sav = &spa->spa_l2cache; | |
| 951 | |
|
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952 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
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953 |
| 5450 | 954 if (sav->sav_config != NULL) { |
| 955 VERIFY(nvlist_lookup_nvlist_array(sav->sav_config, | |
| 956 ZPOOL_CONFIG_L2CACHE, &l2cache, &nl2cache) == 0); | |
| 957 newvdevs = kmem_alloc(nl2cache * sizeof (void *), KM_SLEEP); | |
| 958 } else { | |
| 959 nl2cache = 0; | |
| 960 } | |
| 961 | |
| 962 oldvdevs = sav->sav_vdevs; | |
| 963 oldnvdevs = sav->sav_count; | |
| 964 sav->sav_vdevs = NULL; | |
| 965 sav->sav_count = 0; | |
| 966 | |
| 967 /* | |
| 968 * Process new nvlist of vdevs. | |
| 969 */ | |
| 970 for (i = 0; i < nl2cache; i++) { | |
| 971 VERIFY(nvlist_lookup_uint64(l2cache[i], ZPOOL_CONFIG_GUID, | |
| 972 &guid) == 0); | |
| 973 | |
| 974 newvdevs[i] = NULL; | |
| 975 for (j = 0; j < oldnvdevs; j++) { | |
| 976 vd = oldvdevs[j]; | |
| 977 if (vd != NULL && guid == vd->vdev_guid) { | |
| 978 /* | |
| 979 * Retain previous vdev for add/remove ops. | |
| 980 */ | |
| 981 newvdevs[i] = vd; | |
| 982 oldvdevs[j] = NULL; | |
| 983 break; | |
| 984 } | |
| 985 } | |
| 986 | |
| 987 if (newvdevs[i] == NULL) { | |
| 988 /* | |
| 989 * Create new vdev | |
| 990 */ | |
| 991 VERIFY(spa_config_parse(spa, &vd, l2cache[i], NULL, 0, | |
| 992 VDEV_ALLOC_L2CACHE) == 0); | |
| 993 ASSERT(vd != NULL); | |
| 994 newvdevs[i] = vd; | |
| 995 | |
| 996 /* | |
| 997 * Commit this vdev as an l2cache device, | |
| 998 * even if it fails to open. | |
| 999 */ | |
| 1000 spa_l2cache_add(vd); | |
| 1001 | |
|
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1002 vd->vdev_top = vd; |
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1003 vd->vdev_aux = sav; |
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1004 |
|
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1005 spa_l2cache_activate(vd); |
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1006 |
| 5450 | 1007 if (vdev_open(vd) != 0) |
| 1008 continue; | |
| 1009 | |
| 1010 (void) vdev_validate_aux(vd); | |
| 1011 | |
|
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1012 if (!vdev_is_dead(vd)) |
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1013 l2arc_add_vdev(spa, vd); |
| 5450 | 1014 } |
| 1015 } | |
| 1016 | |
| 1017 /* | |
| 1018 * Purge vdevs that were dropped | |
| 1019 */ | |
| 1020 for (i = 0; i < oldnvdevs; i++) { | |
| 1021 uint64_t pool; | |
| 1022 | |
| 1023 vd = oldvdevs[i]; | |
| 1024 if (vd != NULL) { | |
|
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1025 if (spa_l2cache_exists(vd->vdev_guid, &pool) && |
|
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1026 pool != 0ULL && l2arc_vdev_present(vd)) |
| 5450 | 1027 l2arc_remove_vdev(vd); |
| 1028 (void) vdev_close(vd); | |
| 1029 spa_l2cache_remove(vd); | |
| 1030 } | |
| 1031 } | |
| 1032 | |
| 1033 if (oldvdevs) | |
| 1034 kmem_free(oldvdevs, oldnvdevs * sizeof (void *)); | |
| 1035 | |
| 1036 if (sav->sav_config == NULL) | |
| 1037 goto out; | |
| 1038 | |
| 1039 sav->sav_vdevs = newvdevs; | |
| 1040 sav->sav_count = (int)nl2cache; | |
| 1041 | |
| 1042 /* | |
| 1043 * Recompute the stashed list of l2cache devices, with status | |
| 1044 * information this time. | |
| 1045 */ | |
| 1046 VERIFY(nvlist_remove(sav->sav_config, ZPOOL_CONFIG_L2CACHE, | |
| 1047 DATA_TYPE_NVLIST_ARRAY) == 0); | |
| 1048 | |
| 1049 l2cache = kmem_alloc(sav->sav_count * sizeof (void *), KM_SLEEP); | |
| 1050 for (i = 0; i < sav->sav_count; i++) | |
| 1051 l2cache[i] = vdev_config_generate(spa, | |
| 1052 sav->sav_vdevs[i], B_TRUE, B_FALSE, B_TRUE); | |
| 1053 VERIFY(nvlist_add_nvlist_array(sav->sav_config, | |
| 1054 ZPOOL_CONFIG_L2CACHE, l2cache, sav->sav_count) == 0); | |
| 1055 out: | |
| 1056 for (i = 0; i < sav->sav_count; i++) | |
| 1057 nvlist_free(l2cache[i]); | |
| 1058 if (sav->sav_count) | |
| 1059 kmem_free(l2cache, sav->sav_count * sizeof (void *)); | |
| 2082 | 1060 } |
| 1061 | |
| 1062 static int | |
| 1063 load_nvlist(spa_t *spa, uint64_t obj, nvlist_t **value) | |
| 1064 { | |
| 1065 dmu_buf_t *db; | |
| 1066 char *packed = NULL; | |
| 1067 size_t nvsize = 0; | |
| 1068 int error; | |
| 1069 *value = NULL; | |
| 1070 | |
| 1071 VERIFY(0 == dmu_bonus_hold(spa->spa_meta_objset, obj, FTAG, &db)); | |
| 1072 nvsize = *(uint64_t *)db->db_data; | |
| 1073 dmu_buf_rele(db, FTAG); | |
| 1074 | |
| 1075 packed = kmem_alloc(nvsize, KM_SLEEP); | |
|
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1076 error = dmu_read(spa->spa_meta_objset, obj, 0, nvsize, packed, |
|
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1077 DMU_READ_PREFETCH); |
| 2082 | 1078 if (error == 0) |
| 1079 error = nvlist_unpack(packed, nvsize, value, 0); | |
| 1080 kmem_free(packed, nvsize); | |
| 1081 | |
| 1082 return (error); | |
| 1083 } | |
| 1084 | |
| 1085 /* | |
| 4451 | 1086 * Checks to see if the given vdev could not be opened, in which case we post a |
| 1087 * sysevent to notify the autoreplace code that the device has been removed. | |
| 1088 */ | |
| 1089 static void | |
| 1090 spa_check_removed(vdev_t *vd) | |
| 1091 { | |
|
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1092 for (int c = 0; c < vd->vdev_children; c++) |
| 4451 | 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 /* | |
|
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1102 * Load the slog device state from the config object since it's possible |
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1103 * that the label does not contain the most up-to-date information. |
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1104 */ |
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1105 void |
|
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1106 spa_load_log_state(spa_t *spa, nvlist_t *nv) |
|
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1107 { |
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1108 vdev_t *ovd, *rvd = spa->spa_root_vdev; |
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1109 |
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1110 /* |
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1111 * Load the original root vdev tree from the passed config. |
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1112 */ |
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1113 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
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1114 VERIFY(spa_config_parse(spa, &ovd, nv, NULL, 0, VDEV_ALLOC_LOAD) == 0); |
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1115 |
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1116 for (int c = 0; c < rvd->vdev_children; c++) { |
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1117 vdev_t *cvd = rvd->vdev_child[c]; |
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1118 if (cvd->vdev_islog) |
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1119 vdev_load_log_state(cvd, ovd->vdev_child[c]); |
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1120 } |
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1121 vdev_free(ovd); |
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1122 spa_config_exit(spa, SCL_ALL, FTAG); |
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1123 } |
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1124 |
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1125 /* |
| 7294 | 1126 * Check for missing log devices |
| 1127 */ | |
| 1128 int | |
| 1129 spa_check_logs(spa_t *spa) | |
| 1130 { | |
| 1131 switch (spa->spa_log_state) { | |
| 1132 case SPA_LOG_MISSING: | |
| 1133 /* need to recheck in case slog has been restored */ | |
| 1134 case SPA_LOG_UNKNOWN: | |
| 1135 if (dmu_objset_find(spa->spa_name, zil_check_log_chain, NULL, | |
| 1136 DS_FIND_CHILDREN)) { | |
| 1137 spa->spa_log_state = SPA_LOG_MISSING; | |
| 1138 return (1); | |
| 1139 } | |
| 1140 break; | |
| 1141 } | |
| 1142 return (0); | |
| 1143 } | |
| 1144 | |
|
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1145 static void |
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1146 spa_aux_check_removed(spa_aux_vdev_t *sav) |
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1147 { |
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1148 int i; |
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1149 |
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1150 for (i = 0; i < sav->sav_count; i++) |
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1151 spa_check_removed(sav->sav_vdevs[i]); |
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1152 } |
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1153 |
| 7294 | 1154 /* |
| 789 | 1155 * Load an existing storage pool, using the pool's builtin spa_config as a |
| 1544 | 1156 * source of configuration information. |
| 789 | 1157 */ |
| 1158 static int | |
| 1544 | 1159 spa_load(spa_t *spa, nvlist_t *config, spa_load_state_t state, int mosconfig) |
| 789 | 1160 { |
| 1161 int error = 0; | |
|
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1162 nvlist_t *nvconfig, *nvroot = NULL; |
| 789 | 1163 vdev_t *rvd; |
| 1164 uberblock_t *ub = &spa->spa_uberblock; | |
|
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1165 uint64_t config_cache_txg = spa->spa_config_txg; |
| 789 | 1166 uint64_t pool_guid; |
| 2082 | 1167 uint64_t version; |
| 4451 | 1168 uint64_t autoreplace = 0; |
|
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1169 int orig_mode = spa->spa_mode; |
| 7294 | 1170 char *ereport = FM_EREPORT_ZFS_POOL; |
| 789 | 1171 |
|
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1172 /* |
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1173 * If this is an untrusted config, access the pool in read-only mode. |
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1174 * This prevents things like resilvering recently removed devices. |
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1175 */ |
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1176 if (!mosconfig) |
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1177 spa->spa_mode = FREAD; |
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1178 |
|
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|
1179 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
|
1180 |
| 1544 | 1181 spa->spa_load_state = state; |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1182 |
| 789 | 1183 if (nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, &nvroot) || |
| 1733 | 1184 nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID, &pool_guid)) { |
| 1544 | 1185 error = EINVAL; |
| 1186 goto out; | |
| 1187 } | |
| 789 | 1188 |
| 2082 | 1189 /* |
| 1190 * Versioning wasn't explicitly added to the label until later, so if | |
| 1191 * it's not present treat it as the initial version. | |
| 1192 */ | |
| 1193 if (nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION, &version) != 0) | |
| 4577 | 1194 version = SPA_VERSION_INITIAL; |
| 2082 | 1195 |
| 1733 | 1196 (void) nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_TXG, |
| 1197 &spa->spa_config_txg); | |
| 1198 | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1199 if ((state == SPA_LOAD_IMPORT || state == SPA_LOAD_TRYIMPORT) && |
| 1544 | 1200 spa_guid_exists(pool_guid, 0)) { |
| 1201 error = EEXIST; | |
| 1202 goto out; | |
| 1203 } | |
| 789 | 1204 |
|
2174
73de7a781492
6433717 offline devices should not be marked persistently unavailble
eschrock
parents:
2082
diff
changeset
|
1205 spa->spa_load_guid = pool_guid; |
|
73de7a781492
6433717 offline devices should not be marked persistently unavailble
eschrock
parents:
2082
diff
changeset
|
1206 |
| 789 | 1207 /* |
|
9234
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
1208 * 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
|
1209 */ |
|
9630
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
1210 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
|
1211 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
|
1212 |
|
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
1213 /* |
| 2082 | 1214 * Parse the configuration into a vdev tree. We explicitly set the |
| 1215 * value that will be returned by spa_version() since parsing the | |
| 1216 * configuration requires knowing the version number. | |
| 789 | 1217 */ |
|
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
|
1218 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 2082 | 1219 spa->spa_ubsync.ub_version = version; |
| 1220 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
|
1221 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 1222 |
| 2082 | 1223 if (error != 0) |
| 1544 | 1224 goto out; |
| 789 | 1225 |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1226 ASSERT(spa->spa_root_vdev == rvd); |
| 789 | 1227 ASSERT(spa_guid(spa) == pool_guid); |
| 1228 | |
| 1229 /* | |
| 1230 * Try to open all vdevs, loading each label in the process. | |
| 1231 */ | |
|
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
|
1232 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
|
1233 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
|
1234 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
|
1235 if (error != 0) |
| 1544 | 1236 goto out; |
| 789 | 1237 |
| 1238 /* | |
|
9276
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1239 * 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
|
1240 * 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
|
1241 * 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
|
1242 * 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
|
1243 * (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
|
1244 * 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
|
1245 * the vdev config. |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1246 */ |
|
9276
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1247 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
|
1248 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
|
1249 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
|
1250 if (error != 0) |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1251 goto out; |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1252 |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1253 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
|
1254 error = ENXIO; |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1255 goto out; |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1256 } |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1257 |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1258 /* |
| 789 | 1259 * Find the best uberblock. |
| 1260 */ | |
|
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
|
1261 vdev_uberblock_load(NULL, rvd, ub); |
| 789 | 1262 |
| 1263 /* | |
| 1264 * If we weren't able to find a single valid uberblock, return failure. | |
| 1265 */ | |
| 1266 if (ub->ub_txg == 0) { | |
| 1760 | 1267 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1268 VDEV_AUX_CORRUPT_DATA); | |
| 1544 | 1269 error = ENXIO; |
| 1270 goto out; | |
| 1271 } | |
| 1272 | |
| 1273 /* | |
| 1274 * If the pool is newer than the code, we can't open it. | |
| 1275 */ | |
| 4577 | 1276 if (ub->ub_version > SPA_VERSION) { |
| 1760 | 1277 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1278 VDEV_AUX_VERSION_NEWER); | |
| 1544 | 1279 error = ENOTSUP; |
| 1280 goto out; | |
| 789 | 1281 } |
| 1282 | |
| 1283 /* | |
| 1284 * If the vdev guid sum doesn't match the uberblock, we have an | |
| 1285 * incomplete configuration. | |
| 1286 */ | |
| 1732 | 1287 if (rvd->vdev_guid_sum != ub->ub_guid_sum && mosconfig) { |
| 1544 | 1288 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1289 VDEV_AUX_BAD_GUID_SUM); | |
| 1290 error = ENXIO; | |
| 1291 goto out; | |
| 789 | 1292 } |
| 1293 | |
| 1294 /* | |
| 1295 * Initialize internal SPA structures. | |
| 1296 */ | |
| 1297 spa->spa_state = POOL_STATE_ACTIVE; | |
| 1298 spa->spa_ubsync = spa->spa_uberblock; | |
| 1299 spa->spa_first_txg = spa_last_synced_txg(spa) + 1; | |
| 1544 | 1300 error = dsl_pool_open(spa, spa->spa_first_txg, &spa->spa_dsl_pool); |
| 1301 if (error) { | |
| 1302 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1303 VDEV_AUX_CORRUPT_DATA); | |
| 1304 goto out; | |
| 1305 } | |
| 789 | 1306 spa->spa_meta_objset = spa->spa_dsl_pool->dp_meta_objset; |
| 1307 | |
| 1544 | 1308 if (zap_lookup(spa->spa_meta_objset, |
| 789 | 1309 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_CONFIG, |
| 1544 | 1310 sizeof (uint64_t), 1, &spa->spa_config_object) != 0) { |
| 1311 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1312 VDEV_AUX_CORRUPT_DATA); | |
| 1313 error = EIO; | |
| 1314 goto out; | |
| 1315 } | |
| 789 | 1316 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1317 if (load_nvlist(spa, spa->spa_config_object, &nvconfig) != 0) { |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1318 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1319 VDEV_AUX_CORRUPT_DATA); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1320 error = EIO; |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1321 goto out; |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1322 } |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1323 |
| 789 | 1324 if (!mosconfig) { |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1325 uint64_t hostid; |
| 2082 | 1326 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1327 if (!spa_is_root(spa) && nvlist_lookup_uint64(nvconfig, |
|
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
|
1328 ZPOOL_CONFIG_HOSTID, &hostid) == 0) { |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1329 char *hostname; |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1330 unsigned long myhostid = 0; |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1331 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1332 VERIFY(nvlist_lookup_string(nvconfig, |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1333 ZPOOL_CONFIG_HOSTNAME, &hostname) == 0); |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1334 |
|
8662
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1335 #ifdef _KERNEL |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1336 myhostid = zone_get_hostid(NULL); |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1337 #else /* _KERNEL */ |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1338 /* |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1339 * 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
|
1340 * 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
|
1341 */ |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1342 (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
|
1343 #endif /* _KERNEL */ |
|
4178
ad95fd86760b
6553537 zfs root fails to boot from a snv_63+zfsboot-pfinstall netinstall image
lling
parents:
4070
diff
changeset
|
1344 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
|
1345 hostid != myhostid) { |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1346 cmn_err(CE_WARN, "pool '%s' could not be " |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1347 "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
|
1348 "another system (host: %s hostid: 0x%lx). " |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1349 "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
|
1350 spa_name(spa), hostname, |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1351 (unsigned long)hostid); |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1352 error = EBADF; |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1353 goto out; |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1354 } |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1355 } |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1356 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1357 spa_config_set(spa, nvconfig); |
| 789 | 1358 spa_unload(spa); |
| 1359 spa_deactivate(spa); | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1360 spa_activate(spa, orig_mode); |
| 789 | 1361 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1362 return (spa_load(spa, nvconfig, state, B_TRUE)); |
| 1544 | 1363 } |
| 1364 | |
| 1365 if (zap_lookup(spa->spa_meta_objset, | |
| 1366 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_SYNC_BPLIST, | |
| 1367 sizeof (uint64_t), 1, &spa->spa_sync_bplist_obj) != 0) { | |
| 1368 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1369 VDEV_AUX_CORRUPT_DATA); | |
| 1370 error = EIO; | |
| 1371 goto out; | |
| 789 | 1372 } |
| 1373 | |
| 1544 | 1374 /* |
| 2082 | 1375 * Load the bit that tells us to use the new accounting function |
| 1376 * (raid-z deflation). If we have an older pool, this will not | |
| 1377 * be present. | |
| 1378 */ | |
| 1379 error = zap_lookup(spa->spa_meta_objset, | |
| 1380 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_DEFLATE, | |
| 1381 sizeof (uint64_t), 1, &spa->spa_deflate); | |
| 1382 if (error != 0 && error != ENOENT) { | |
| 1383 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1384 VDEV_AUX_CORRUPT_DATA); | |
| 1385 error = EIO; | |
| 1386 goto out; | |
| 1387 } | |
| 1388 | |
| 1389 /* | |
| 1544 | 1390 * Load the persistent error log. If we have an older pool, this will |
| 1391 * not be present. | |
| 1392 */ | |
| 1393 error = zap_lookup(spa->spa_meta_objset, | |
| 1394 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_ERRLOG_LAST, | |
| 1395 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
|
1396 if (error != 0 && error != ENOENT) { |
| 1544 | 1397 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1398 VDEV_AUX_CORRUPT_DATA); | |
| 1399 error = EIO; | |
| 1400 goto out; | |
| 1401 } | |
| 1402 | |
| 1403 error = zap_lookup(spa->spa_meta_objset, | |
| 1404 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_ERRLOG_SCRUB, | |
| 1405 sizeof (uint64_t), 1, &spa->spa_errlog_scrub); | |
| 1406 if (error != 0 && error != ENOENT) { | |
| 1407 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1408 VDEV_AUX_CORRUPT_DATA); | |
| 1409 error = EIO; | |
| 1410 goto out; | |
| 1411 } | |
| 789 | 1412 |
| 1413 /* | |
| 2926 | 1414 * Load the history object. If we have an older pool, this |
| 1415 * will not be present. | |
| 1416 */ | |
| 1417 error = zap_lookup(spa->spa_meta_objset, | |
| 1418 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_HISTORY, | |
| 1419 sizeof (uint64_t), 1, &spa->spa_history); | |
| 1420 if (error != 0 && error != ENOENT) { | |
| 1421 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1422 VDEV_AUX_CORRUPT_DATA); | |
| 1423 error = EIO; | |
| 1424 goto out; | |
| 1425 } | |
| 1426 | |
| 1427 /* | |
| 2082 | 1428 * Load any hot spares for this pool. |
| 1429 */ | |
| 1430 error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, | |
| 5450 | 1431 DMU_POOL_SPARES, sizeof (uint64_t), 1, &spa->spa_spares.sav_object); |
| 2082 | 1432 if (error != 0 && error != ENOENT) { |
| 1433 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1434 VDEV_AUX_CORRUPT_DATA); | |
| 1435 error = EIO; | |
| 1436 goto out; | |
| 1437 } | |
| 1438 if (error == 0) { | |
| 4577 | 1439 ASSERT(spa_version(spa) >= SPA_VERSION_SPARES); |
| 5450 | 1440 if (load_nvlist(spa, spa->spa_spares.sav_object, |
| 1441 &spa->spa_spares.sav_config) != 0) { | |
| 2082 | 1442 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1443 VDEV_AUX_CORRUPT_DATA); | |
| 1444 error = EIO; | |
| 1445 goto out; | |
| 1446 } | |
| 1447 | |
|
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
|
1448 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 2082 | 1449 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
|
1450 spa_config_exit(spa, SCL_ALL, FTAG); |
| 2082 | 1451 } |
| 1452 | |
| 5450 | 1453 /* |
| 1454 * Load any level 2 ARC devices for this pool. | |
| 1455 */ | |
| 1456 error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, | |
| 1457 DMU_POOL_L2CACHE, sizeof (uint64_t), 1, | |
| 1458 &spa->spa_l2cache.sav_object); | |
| 1459 if (error != 0 && error != ENOENT) { | |
| 1460 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1461 VDEV_AUX_CORRUPT_DATA); | |
| 1462 error = EIO; | |
| 1463 goto out; | |
| 1464 } | |
| 1465 if (error == 0) { | |
| 1466 ASSERT(spa_version(spa) >= SPA_VERSION_L2CACHE); | |
| 1467 if (load_nvlist(spa, spa->spa_l2cache.sav_object, | |
| 1468 &spa->spa_l2cache.sav_config) != 0) { | |
| 1469 vdev_set_state(rvd, B_TRUE, | |
| 1470 VDEV_STATE_CANT_OPEN, | |
| 1471 VDEV_AUX_CORRUPT_DATA); | |
| 1472 error = EIO; | |
| 1473 goto out; | |
| 1474 } | |
| 1475 | |
|
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
|
1476 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 5450 | 1477 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
|
1478 spa_config_exit(spa, SCL_ALL, FTAG); |
| 5450 | 1479 } |
| 1480 | |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1481 VERIFY(nvlist_lookup_nvlist(nvconfig, ZPOOL_CONFIG_VDEV_TREE, |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1482 &nvroot) == 0); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1483 spa_load_log_state(spa, nvroot); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1484 nvlist_free(nvconfig); |
|
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1485 |
| 7294 | 1486 if (spa_check_logs(spa)) { |
| 1487 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1488 VDEV_AUX_BAD_LOG); | |
| 1489 error = ENXIO; | |
| 1490 ereport = FM_EREPORT_ZFS_LOG_REPLAY; | |
| 1491 goto out; | |
| 1492 } | |
| 1493 | |
| 1494 | |
| 5094 | 1495 spa->spa_delegation = zpool_prop_default_numeric(ZPOOL_PROP_DELEGATION); |
| 4543 | 1496 |
| 3912 | 1497 error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, |
| 1498 DMU_POOL_PROPS, sizeof (uint64_t), 1, &spa->spa_pool_props_object); | |
| 1499 | |
| 1500 if (error && error != ENOENT) { | |
| 1501 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1502 VDEV_AUX_CORRUPT_DATA); | |
| 1503 error = EIO; | |
| 1504 goto out; | |
| 1505 } | |
| 1506 | |
| 1507 if (error == 0) { | |
| 1508 (void) zap_lookup(spa->spa_meta_objset, | |
| 1509 spa->spa_pool_props_object, | |
| 4451 | 1510 zpool_prop_to_name(ZPOOL_PROP_BOOTFS), |
| 3912 | 1511 sizeof (uint64_t), 1, &spa->spa_bootfs); |
| 4451 | 1512 (void) zap_lookup(spa->spa_meta_objset, |
| 1513 spa->spa_pool_props_object, | |
| 1514 zpool_prop_to_name(ZPOOL_PROP_AUTOREPLACE), | |
| 1515 sizeof (uint64_t), 1, &autoreplace); | |
|
10672
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1516 spa->spa_autoreplace = (autoreplace != 0); |
| 4543 | 1517 (void) zap_lookup(spa->spa_meta_objset, |
| 1518 spa->spa_pool_props_object, | |
| 1519 zpool_prop_to_name(ZPOOL_PROP_DELEGATION), | |
| 1520 sizeof (uint64_t), 1, &spa->spa_delegation); | |
| 5329 | 1521 (void) zap_lookup(spa->spa_meta_objset, |
| 1522 spa->spa_pool_props_object, | |
| 1523 zpool_prop_to_name(ZPOOL_PROP_FAILUREMODE), | |
| 1524 sizeof (uint64_t), 1, &spa->spa_failmode); | |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1525 (void) zap_lookup(spa->spa_meta_objset, |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1526 spa->spa_pool_props_object, |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1527 zpool_prop_to_name(ZPOOL_PROP_AUTOEXPAND), |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1528 sizeof (uint64_t), 1, &spa->spa_autoexpand); |
| 3912 | 1529 } |
| 1530 | |
| 2082 | 1531 /* |
| 4451 | 1532 * If the 'autoreplace' property is set, then post a resource notifying |
| 1533 * the ZFS DE that it should not issue any faults for unopenable | |
| 1534 * devices. We also iterate over the vdevs, and post a sysevent for any | |
| 1535 * unopenable vdevs so that the normal autoreplace handler can take | |
| 1536 * over. | |
| 1537 */ | |
|
10672
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1538 if (spa->spa_autoreplace && state != SPA_LOAD_TRYIMPORT) { |
| 4451 | 1539 spa_check_removed(spa->spa_root_vdev); |
|
10672
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1540 /* |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1541 * For the import case, this is done in spa_import(), because |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1542 * at this point we're using the spare definitions from |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1543 * the MOS config, not necessarily from the userland config. |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1544 */ |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1545 if (state != SPA_LOAD_IMPORT) { |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1546 spa_aux_check_removed(&spa->spa_spares); |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1547 spa_aux_check_removed(&spa->spa_l2cache); |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1548 } |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1549 } |
| 4451 | 1550 |
| 1551 /* | |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1552 * Load the vdev state for all toplevel vdevs. |
| 789 | 1553 */ |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1554 vdev_load(rvd); |
| 789 | 1555 |
| 1556 /* | |
| 1557 * Propagate the leaf DTLs we just loaded all the way up the tree. | |
| 1558 */ | |
|
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
|
1559 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 789 | 1560 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
|
1561 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 1562 |
| 1563 /* | |
| 1564 * Check the state of the root vdev. If it can't be opened, it | |
| 1565 * indicates one or more toplevel vdevs are faulted. | |
| 1566 */ | |
| 1544 | 1567 if (rvd->vdev_state <= VDEV_STATE_CANT_OPEN) { |
| 1568 error = ENXIO; | |
| 1569 goto out; | |
| 1570 } | |
| 789 | 1571 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1572 if (spa_writeable(spa)) { |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1573 dmu_tx_t *tx; |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1574 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
|
1575 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1576 ASSERT(state != SPA_LOAD_TRYIMPORT); |
|
1601
438b928f80c7
6397197 ADVANCE_ZIL should only visit claimed-but-not-yet-replayed logs
bonwick
parents:
1585
diff
changeset
|
1577 |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1578 /* |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1579 * 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
|
1580 * 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
|
1581 */ |
|
1601
438b928f80c7
6397197 ADVANCE_ZIL should only visit claimed-but-not-yet-replayed logs
bonwick
parents:
1585
diff
changeset
|
1582 tx = dmu_tx_create_assigned(spa_get_dsl(spa), |
| 789 | 1583 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
|
1584 (void) dmu_objset_find(spa_name(spa), |
| 2417 | 1585 zil_claim, tx, DS_FIND_CHILDREN); |
| 789 | 1586 dmu_tx_commit(tx); |
| 1587 | |
|
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9630
diff
changeset
|
1588 spa->spa_log_state = SPA_LOG_GOOD; |
| 789 | 1589 spa->spa_sync_on = B_TRUE; |
| 1590 txg_sync_start(spa->spa_dsl_pool); | |
| 1591 | |
| 1592 /* | |
| 1593 * Wait for all claims to sync. | |
| 1594 */ | |
| 1595 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
|
1596 |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1597 /* |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1598 * 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
|
1599 * metaslabs (see spa_vdev_add()), then update the config. |
|
10100
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
10000
diff
changeset
|
1600 * |
|
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
10000
diff
changeset
|
1601 * If spa_load_verbatim is true, trust the current |
|
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
10000
diff
changeset
|
1602 * in-core spa_config and update the disk labels. |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1603 */ |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1604 if (config_cache_txg != spa->spa_config_txg || |
|
10100
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
10000
diff
changeset
|
1605 state == SPA_LOAD_IMPORT || spa->spa_load_verbatim) |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1606 need_update = B_TRUE; |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1607 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1608 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
|
1609 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
|
1610 need_update = B_TRUE; |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1611 |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1612 /* |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1613 * 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
|
1614 * 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
|
1615 */ |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1616 if (need_update) |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1617 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:
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diff
changeset
|
1618 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1619 /* |
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1620 * Check all DTLs to see if anything needs resilvering. |
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1621 */ |
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1622 if (vdev_resilver_needed(rvd, NULL, NULL)) |
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1623 spa_async_request(spa, SPA_ASYNC_RESILVER); |
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1624 |
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1625 /* |
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1626 * Delete any inconsistent datasets. |
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1627 */ |
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1628 (void) dmu_objset_find(spa_name(spa), |
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1629 dsl_destroy_inconsistent, NULL, DS_FIND_CHILDREN); |
|
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1630 |
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1631 /* |
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1632 * Clean up any stale temporary dataset userrefs. |
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1633 */ |
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1634 dsl_pool_clean_tmp_userrefs(spa->spa_dsl_pool); |
| 789 | 1635 } |
| 1636 | |
| 1544 | 1637 error = 0; |
| 1638 out: | |
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1639 spa->spa_minref = refcount_count(&spa->spa_refcount); |
| 2082 | 1640 if (error && error != EBADF) |
| 7294 | 1641 zfs_ereport_post(ereport, spa, NULL, NULL, 0, 0); |
| 1544 | 1642 spa->spa_load_state = SPA_LOAD_NONE; |
| 1643 spa->spa_ena = 0; | |
| 1644 | |
| 1645 return (error); | |
| 789 | 1646 } |
| 1647 | |
| 1648 /* | |
| 1649 * Pool Open/Import | |
| 1650 * | |
| 1651 * The import case is identical to an open except that the configuration is sent | |
| 1652 * down from userland, instead of grabbed from the configuration cache. For the | |
| 1653 * case of an open, the pool configuration will exist in the | |
| 4451 | 1654 * POOL_STATE_UNINITIALIZED state. |
| 789 | 1655 * |
| 1656 * The stats information (gen/count/ustats) is used to gather vdev statistics at | |
| 1657 * the same time open the pool, without having to keep around the spa_t in some | |
| 1658 * ambiguous state. | |
| 1659 */ | |
| 1660 static int | |
| 1661 spa_open_common(const char *pool, spa_t **spapp, void *tag, nvlist_t **config) | |
| 1662 { | |
| 1663 spa_t *spa; | |
| 1664 int error; | |
| 1665 int locked = B_FALSE; | |
| 1666 | |
| 1667 *spapp = NULL; | |
| 1668 | |
| 1669 /* | |
| 1670 * As disgusting as this is, we need to support recursive calls to this | |
| 1671 * function because dsl_dir_open() is called during spa_load(), and ends | |
| 1672 * up calling spa_open() again. The real fix is to figure out how to | |
| 1673 * avoid dsl_dir_open() calling this in the first place. | |
| 1674 */ | |
| 1675 if (mutex_owner(&spa_namespace_lock) != curthread) { | |
| 1676 mutex_enter(&spa_namespace_lock); | |
| 1677 locked = B_TRUE; | |
| 1678 } | |
| 1679 | |
| 1680 if ((spa = spa_lookup(pool)) == NULL) { | |
| 1681 if (locked) | |
| 1682 mutex_exit(&spa_namespace_lock); | |
| 1683 return (ENOENT); | |
| 1684 } | |
| 1685 if (spa->spa_state == POOL_STATE_UNINITIALIZED) { | |
| 1686 | |
|
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1687 spa_activate(spa, spa_mode_global); |
| 789 | 1688 |
|
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1689 error = spa_load(spa, spa->spa_config, SPA_LOAD_OPEN, B_FALSE); |
| 789 | 1690 |
| 1691 if (error == EBADF) { | |
| 1692 /* | |
|
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1693 * If vdev_validate() returns failure (indicated by |
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1694 * EBADF), it indicates that one of the vdevs indicates |
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1695 * that the pool has been exported or destroyed. If |
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1696 * this is the case, the config cache is out of sync and |
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1697 * we should remove the pool from the namespace. |
| 789 | 1698 */ |
| 1699 spa_unload(spa); | |
| 1700 spa_deactivate(spa); | |
|
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1701 spa_config_sync(spa, B_TRUE, B_TRUE); |
| 789 | 1702 spa_remove(spa); |
| 1703 if (locked) | |
| 1704 mutex_exit(&spa_namespace_lock); | |
| 1705 return (ENOENT); | |
| 1544 | 1706 } |
| 1707 | |
| 1708 if (error) { | |
| 789 | 1709 /* |
| 1710 * We can't open the pool, but we still have useful | |
| 1711 * information: the state of each vdev after the | |
| 1712 * attempted vdev_open(). Return this to the user. | |
| 1713 */ | |
|
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1714 if (config != NULL && spa->spa_root_vdev != NULL) |
| 789 | 1715 *config = spa_config_generate(spa, NULL, -1ULL, |
| 1716 B_TRUE); | |
| 1717 spa_unload(spa); | |
| 1718 spa_deactivate(spa); | |
| 1544 | 1719 spa->spa_last_open_failed = B_TRUE; |
| 789 | 1720 if (locked) |
| 1721 mutex_exit(&spa_namespace_lock); | |
| 1722 *spapp = NULL; | |
| 1723 return (error); | |
| 1544 | 1724 } else { |
| 1725 spa->spa_last_open_failed = B_FALSE; | |
| 789 | 1726 } |
| 1727 } | |
| 1728 | |
| 1729 spa_open_ref(spa, tag); | |
| 4451 | 1730 |
| 789 | 1731 if (locked) |
| 1732 mutex_exit(&spa_namespace_lock); | |
| 1733 | |
| 1734 *spapp = spa; | |
| 1735 | |
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1736 if (config != NULL) |
| 789 | 1737 *config = spa_config_generate(spa, NULL, -1ULL, B_TRUE); |
| 1738 | |
| 1739 return (0); | |
| 1740 } | |
| 1741 | |
| 1742 int | |
| 1743 spa_open(const char *name, spa_t **spapp, void *tag) | |
| 1744 { | |
| 1745 return (spa_open_common(name, spapp, tag, NULL)); | |
| 1746 } | |
| 1747 | |
| 1544 | 1748 /* |
| 1749 * Lookup the given spa_t, incrementing the inject count in the process, | |
| 1750 * preventing it from being exported or destroyed. | |
| 1751 */ | |
| 1752 spa_t * | |
| 1753 spa_inject_addref(char *name) | |
| 1754 { | |
| 1755 spa_t *spa; | |
| 1756 | |
| 1757 mutex_enter(&spa_namespace_lock); | |
| 1758 if ((spa = spa_lookup(name)) == NULL) { | |
| 1759 mutex_exit(&spa_namespace_lock); | |
| 1760 return (NULL); | |
| 1761 } | |
| 1762 spa->spa_inject_ref++; | |
| 1763 mutex_exit(&spa_namespace_lock); | |
| 1764 | |
| 1765 return (spa); | |
| 1766 } | |
| 1767 | |
| 1768 void | |
| 1769 spa_inject_delref(spa_t *spa) | |
| 1770 { | |
| 1771 mutex_enter(&spa_namespace_lock); | |
| 1772 spa->spa_inject_ref--; | |
| 1773 mutex_exit(&spa_namespace_lock); | |
| 1774 } | |
| 1775 | |
| 5450 | 1776 /* |
| 1777 * Add spares device information to the nvlist. | |
| 1778 */ | |
| 2082 | 1779 static void |
| 1780 spa_add_spares(spa_t *spa, nvlist_t *config) | |
| 1781 { | |
| 1782 nvlist_t **spares; | |
| 1783 uint_t i, nspares; | |
| 1784 nvlist_t *nvroot; | |
| 1785 uint64_t guid; | |
| 1786 vdev_stat_t *vs; | |
| 1787 uint_t vsc; | |
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1788 uint64_t pool; |
| 2082 | 1789 |
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1790 ASSERT(spa_config_held(spa, SCL_CONFIG, RW_READER)); |
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1791 |
| 5450 | 1792 if (spa->spa_spares.sav_count == 0) |
| 2082 | 1793 return; |
| 1794 | |
| 1795 VERIFY(nvlist_lookup_nvlist(config, | |
| 1796 ZPOOL_CONFIG_VDEV_TREE, &nvroot) == 0); | |
| 5450 | 1797 VERIFY(nvlist_lookup_nvlist_array(spa->spa_spares.sav_config, |
| 2082 | 1798 ZPOOL_CONFIG_SPARES, &spares, &nspares) == 0); |
| 1799 if (nspares != 0) { | |
| 1800 VERIFY(nvlist_add_nvlist_array(nvroot, | |
| 1801 ZPOOL_CONFIG_SPARES, spares, nspares) == 0); | |
| 1802 VERIFY(nvlist_lookup_nvlist_array(nvroot, | |
| 1803 ZPOOL_CONFIG_SPARES, &spares, &nspares) == 0); | |
| 1804 | |
| 1805 /* | |
| 1806 * Go through and find any spares which have since been | |
| 1807 * repurposed as an active spare. If this is the case, update | |
| 1808 * their status appropriately. | |
| 1809 */ | |
| 1810 for (i = 0; i < nspares; i++) { | |
| 1811 VERIFY(nvlist_lookup_uint64(spares[i], | |
| 1812 ZPOOL_CONFIG_GUID, &guid) == 0); | |
|
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1813 if (spa_spare_exists(guid, &pool, NULL) && |
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1814 pool != 0ULL) { |
| 2082 | 1815 VERIFY(nvlist_lookup_uint64_array( |
| 1816 spares[i], ZPOOL_CONFIG_STATS, | |
| 1817 (uint64_t **)&vs, &vsc) == 0); | |
| 1818 vs->vs_state = VDEV_STATE_CANT_OPEN; | |
| 1819 vs->vs_aux = VDEV_AUX_SPARED; | |
| 1820 } | |
| 1821 } | |
| 1822 } | |
| 1823 } | |
| 1824 | |
| 5450 | 1825 /* |
| 1826 * Add l2cache device information to the nvlist, including vdev stats. | |
| 1827 */ | |
| 1828 static void | |
| 1829 spa_add_l2cache(spa_t *spa, nvlist_t *config) | |
| 1830 { | |
| 1831 nvlist_t **l2cache; | |
| 1832 uint_t i, j, nl2cache; | |
| 1833 nvlist_t *nvroot; | |
| 1834 uint64_t guid; | |
| 1835 vdev_t *vd; | |
| 1836 vdev_stat_t *vs; | |
| 1837 uint_t vsc; | |
| 1838 | |
|
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1839 ASSERT(spa_config_held(spa, SCL_CONFIG, RW_READER)); |
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1840 |
| 5450 | 1841 if (spa->spa_l2cache.sav_count == 0) |
| 1842 return; | |
| 1843 | |
| 1844 VERIFY(nvlist_lookup_nvlist(config, | |
| 1845 ZPOOL_CONFIG_VDEV_TREE, &nvroot) == 0); | |
| 1846 VERIFY(nvlist_lookup_nvlist_array(spa->spa_l2cache.sav_config, | |
| 1847 ZPOOL_CONFIG_L2CACHE, &l2cache, &nl2cache) == 0); | |
| 1848 if (nl2cache != 0) { | |
| 1849 VERIFY(nvlist_add_nvlist_array(nvroot, | |
| 1850 ZPOOL_CONFIG_L2CACHE, l2cache, nl2cache) == 0); | |
| 1851 VERIFY(nvlist_lookup_nvlist_array(nvroot, | |
| 1852 ZPOOL_CONFIG_L2CACHE, &l2cache, &nl2cache) == 0); | |
| 1853 | |
| 1854 /* | |
| 1855 * Update level 2 cache device stats. | |
| 1856 */ | |
| 1857 | |
| 1858 for (i = 0; i < nl2cache; i++) { | |
| 1859 VERIFY(nvlist_lookup_uint64(l2cache[i], | |
| 1860 ZPOOL_CONFIG_GUID, &guid) == 0); | |
| 1861 | |
| 1862 vd = NULL; | |
| 1863 for (j = 0; j < spa->spa_l2cache.sav_count; j++) { | |
| 1864 if (guid == | |
| 1865 spa->spa_l2cache.sav_vdevs[j]->vdev_guid) { | |
| 1866 vd = spa->spa_l2cache.sav_vdevs[j]; | |
| 1867 break; | |
| 1868 } | |
| 1869 } | |
| 1870 ASSERT(vd != NULL); | |
| 1871 | |
| 1872 VERIFY(nvlist_lookup_uint64_array(l2cache[i], | |
| 1873 ZPOOL_CONFIG_STATS, (uint64_t **)&vs, &vsc) == 0); | |
| 1874 vdev_get_stats(vd, vs); | |
| 1875 } | |
| 1876 } | |
| 1877 } | |
| 1878 | |
| 789 | 1879 int |
| 1544 | 1880 spa_get_stats(const char *name, nvlist_t **config, char *altroot, size_t buflen) |
| 789 | 1881 { |
| 1882 int error; | |
| 1883 spa_t *spa; | |
| 1884 | |
| 1885 *config = NULL; | |
| 1886 error = spa_open_common(name, &spa, FTAG, config); | |
| 1887 | |
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1888 if (spa != NULL) { |
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1889 /* |
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1890 * This still leaves a window of inconsistency where the spares |
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1891 * or l2cache devices could change and the config would be |
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1892 * self-inconsistent. |
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1893 */ |
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1894 spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); |
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1895 |
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1896 if (*config != NULL) { |
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1897 VERIFY(nvlist_add_uint64(*config, |
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1898 ZPOOL_CONFIG_ERRCOUNT, |
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1899 spa_get_errlog_size(spa)) == 0); |
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1900 |
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1901 if (spa_suspended(spa)) |
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1902 VERIFY(nvlist_add_uint64(*config, |
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1903 ZPOOL_CONFIG_SUSPENDED, |
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1904 spa->spa_failmode) == 0); |
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1905 |
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1906 spa_add_spares(spa, *config); |
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1907 spa_add_l2cache(spa, *config); |
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1908 } |
| 2082 | 1909 } |
| 1910 | |
| 1544 | 1911 /* |
| 1912 * We want to get the alternate root even for faulted pools, so we cheat | |
| 1913 * and call spa_lookup() directly. | |
| 1914 */ | |
| 1915 if (altroot) { | |
| 1916 if (spa == NULL) { | |
| 1917 mutex_enter(&spa_namespace_lock); | |
| 1918 spa = spa_lookup(name); | |
| 1919 if (spa) | |
| 1920 spa_altroot(spa, altroot, buflen); | |
| 1921 else | |
| 1922 altroot[0] = '\0'; | |
| 1923 spa = NULL; | |
| 1924 mutex_exit(&spa_namespace_lock); | |
| 1925 } else { | |
| 1926 spa_altroot(spa, altroot, buflen); | |
| 1927 } | |
| 1928 } | |
| 1929 | |
|
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1930 if (spa != NULL) { |
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1931 spa_config_exit(spa, SCL_CONFIG, FTAG); |
| 789 | 1932 spa_close(spa, FTAG); |
|
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1933 } |
| 789 | 1934 |
| 1935 return (error); | |
| 1936 } | |
| 1937 | |
| 1938 /* | |
| 5450 | 1939 * Validate that the auxiliary device array is well formed. We must have an |
| 1940 * array of nvlists, each which describes a valid leaf vdev. If this is an | |
| 1941 * import (mode is VDEV_ALLOC_SPARE), then we allow corrupted spares to be | |
| 1942 * specified, as long as they are well-formed. | |
| 2082 | 1943 */ |
| 1944 static int | |
| 5450 | 1945 spa_validate_aux_devs(spa_t *spa, nvlist_t *nvroot, uint64_t crtxg, int mode, |
| 1946 spa_aux_vdev_t *sav, const char *config, uint64_t version, | |
| 1947 vdev_labeltype_t label) | |
| 2082 | 1948 { |
| 5450 | 1949 nvlist_t **dev; |
| 1950 uint_t i, ndev; | |
| 2082 | 1951 vdev_t *vd; |
| 1952 int error; | |
| 1953 | |
|
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1954 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
|
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|
1955 |
| 2082 | 1956 /* |
| 5450 | 1957 * It's acceptable to have no devs specified. |
| 2082 | 1958 */ |
| 5450 | 1959 if (nvlist_lookup_nvlist_array(nvroot, config, &dev, &ndev) != 0) |
| 2082 | 1960 return (0); |
| 1961 | |
| 5450 | 1962 if (ndev == 0) |
| 2082 | 1963 return (EINVAL); |
| 1964 | |
| 1965 /* | |
| 5450 | 1966 * Make sure the pool is formatted with a version that supports this |
| 1967 * device type. | |
| 2082 | 1968 */ |
| 5450 | 1969 if (spa_version(spa) < version) |
| 2082 | 1970 return (ENOTSUP); |
| 1971 | |
|
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1972 /* |
| 5450 | 1973 * Set the pending device list so we correctly handle device in-use |
|
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|
1974 * checking. |
|
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|
1975 */ |
| 5450 | 1976 sav->sav_pending = dev; |
| 1977 sav->sav_npending = ndev; | |
| 1978 | |
| 1979 for (i = 0; i < ndev; i++) { | |
| 1980 if ((error = spa_config_parse(spa, &vd, dev[i], NULL, 0, | |
| 2082 | 1981 mode)) != 0) |
|
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1982 goto out; |
| 2082 | 1983 |
| 1984 if (!vd->vdev_ops->vdev_op_leaf) { | |
| 1985 vdev_free(vd); | |
|
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|
1986 error = EINVAL; |
|
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|
1987 goto out; |
| 2082 | 1988 } |
| 1989 | |
| 5450 | 1990 /* |
|
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1991 * The L2ARC currently only supports disk devices in |
|
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|
1992 * kernel context. For user-level testing, we allow it. |
| 5450 | 1993 */ |
|
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|
1994 #ifdef _KERNEL |
| 5450 | 1995 if ((strcmp(config, ZPOOL_CONFIG_L2CACHE) == 0) && |
| 1996 strcmp(vd->vdev_ops->vdev_op_type, VDEV_TYPE_DISK) != 0) { | |
| 1997 error = ENOTBLK; | |
| 1998 goto out; | |
| 1999 } | |
|
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2000 #endif |
| 2082 | 2001 vd->vdev_top = vd; |
|
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|
2002 |
|
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|
2003 if ((error = vdev_open(vd)) == 0 && |
| 5450 | 2004 (error = vdev_label_init(vd, crtxg, label)) == 0) { |
| 2005 VERIFY(nvlist_add_uint64(dev[i], ZPOOL_CONFIG_GUID, | |
|
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|
2006 vd->vdev_guid) == 0); |
| 2082 | 2007 } |
| 2008 | |
| 2009 vdev_free(vd); | |
|
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|
2010 |
| 5450 | 2011 if (error && |
| 2012 (mode != VDEV_ALLOC_SPARE && mode != VDEV_ALLOC_L2CACHE)) | |
|
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2013 goto out; |
|
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|
2014 else |
|
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|
2015 error = 0; |
| 2082 | 2016 } |
| 2017 | |
|
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changeset
|
2018 out: |
| 5450 | 2019 sav->sav_pending = NULL; |
| 2020 sav->sav_npending = 0; | |
|
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|
2021 return (error); |
| 2082 | 2022 } |
| 2023 | |
| 5450 | 2024 static int |
| 2025 spa_validate_aux(spa_t *spa, nvlist_t *nvroot, uint64_t crtxg, int mode) | |
| 2026 { | |
| 2027 int error; | |
| 2028 | |
|
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6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
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changeset
|
2029 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
|
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|
2030 |
| 5450 | 2031 if ((error = spa_validate_aux_devs(spa, nvroot, crtxg, mode, |
| 2032 &spa->spa_spares, ZPOOL_CONFIG_SPARES, SPA_VERSION_SPARES, | |
| 2033 VDEV_LABEL_SPARE)) != 0) { | |
| 2034 return (error); | |
| 2035 } | |
| 2036 | |
| 2037 return (spa_validate_aux_devs(spa, nvroot, crtxg, mode, | |
| 2038 &spa->spa_l2cache, ZPOOL_CONFIG_L2CACHE, SPA_VERSION_L2CACHE, | |
| 2039 VDEV_LABEL_L2CACHE)); | |
| 2040 } | |
| 2041 | |
| 2042 static void | |
| 2043 spa_set_aux_vdevs(spa_aux_vdev_t *sav, nvlist_t **devs, int ndevs, | |
| 2044 const char *config) | |
| 2045 { | |
| 2046 int i; | |
| 2047 | |
| 2048 if (sav->sav_config != NULL) { | |
| 2049 nvlist_t **olddevs; | |
| 2050 uint_t oldndevs; | |
| 2051 nvlist_t **newdevs; | |
| 2052 | |
| 2053 /* | |
| 2054 * Generate new dev list by concatentating with the | |
| 2055 * current dev list. | |
| 2056 */ | |
| 2057 VERIFY(nvlist_lookup_nvlist_array(sav->sav_config, config, | |
| 2058 &olddevs, &oldndevs) == 0); | |
| 2059 | |
| 2060 newdevs = kmem_alloc(sizeof (void *) * | |
| 2061 (ndevs + oldndevs), KM_SLEEP); | |
| 2062 for (i = 0; i < oldndevs; i++) | |
| 2063 VERIFY(nvlist_dup(olddevs[i], &newdevs[i], | |
| 2064 KM_SLEEP) == 0); | |
| 2065 for (i = 0; i < ndevs; i++) | |
| 2066 VERIFY(nvlist_dup(devs[i], &newdevs[i + oldndevs], | |
| 2067 KM_SLEEP) == 0); | |
| 2068 | |
| 2069 VERIFY(nvlist_remove(sav->sav_config, config, | |
| 2070 DATA_TYPE_NVLIST_ARRAY) == 0); | |
| 2071 | |
| 2072 VERIFY(nvlist_add_nvlist_array(sav->sav_config, | |
| 2073 config, newdevs, ndevs + oldndevs) == 0); | |
| 2074 for (i = 0; i < oldndevs + ndevs; i++) | |
| 2075 nvlist_free(newdevs[i]); | |
| 2076 kmem_free(newdevs, (oldndevs + ndevs) * sizeof (void *)); | |
| 2077 } else { | |
| 2078 /* | |
| 2079 * Generate a new dev list. | |
| 2080 */ | |
| 2081 VERIFY(nvlist_alloc(&sav->sav_config, NV_UNIQUE_NAME, | |
| 2082 KM_SLEEP) == 0); | |
| 2083 VERIFY(nvlist_add_nvlist_array(sav->sav_config, config, | |
| 2084 devs, ndevs) == 0); | |
| 2085 } | |
| 2086 } | |
| 2087 | |
| 2088 /* | |
| 2089 * Stop and drop level 2 ARC devices | |
| 2090 */ | |
| 2091 void | |
| 2092 spa_l2cache_drop(spa_t *spa) | |
| 2093 { | |
| 2094 vdev_t *vd; | |
| 2095 int i; | |
| 2096 spa_aux_vdev_t *sav = &spa->spa_l2cache; | |
| 2097 | |
| 2098 for (i = 0; i < sav->sav_count; i++) { | |
| 2099 uint64_t pool; | |
| 2100 | |
| 2101 vd = sav->sav_vdevs[i]; | |
| 2102 ASSERT(vd != NULL); | |
| 2103 | |
|
8241
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8211
diff
changeset
|
2104 if (spa_l2cache_exists(vd->vdev_guid, &pool) && |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
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diff
changeset
|
2105 pool != 0ULL && l2arc_vdev_present(vd)) |
| 5450 | 2106 l2arc_remove_vdev(vd); |
| 2107 if (vd->vdev_isl2cache) | |
| 2108 spa_l2cache_remove(vd); | |
| 2109 vdev_clear_stats(vd); | |
| 2110 (void) vdev_close(vd); | |
| 2111 } | |
| 2112 } | |
| 2113 | |
| 2082 | 2114 /* |
| 789 | 2115 * Pool Creation |
| 2116 */ | |
| 2117 int | |
| 5094 | 2118 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
|
2119 const char *history_str, nvlist_t *zplprops) |
| 789 | 2120 { |
| 2121 spa_t *spa; | |
| 5094 | 2122 char *altroot = NULL; |
|
1635
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6398664 zpool detach: missing argument to error message causes core dump
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1601
diff
changeset
|
2123 vdev_t *rvd; |
| 789 | 2124 dsl_pool_t *dp; |
| 2125 dmu_tx_t *tx; | |
|
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diff
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|
2126 int error = 0; |
| 789 | 2127 uint64_t txg = TXG_INITIAL; |
| 5450 | 2128 nvlist_t **spares, **l2cache; |
| 2129 uint_t nspares, nl2cache; | |
| 5094 | 2130 uint64_t version; |
| 789 | 2131 |
| 2132 /* | |
| 2133 * If this pool already exists, return failure. | |
| 2134 */ | |
| 2135 mutex_enter(&spa_namespace_lock); | |
| 2136 if (spa_lookup(pool) != NULL) { | |
| 2137 mutex_exit(&spa_namespace_lock); | |
| 2138 return (EEXIST); | |
| 2139 } | |
| 2140 | |
| 2141 /* | |
| 2142 * Allocate a new spa_t structure. | |
| 2143 */ | |
| 5094 | 2144 (void) nvlist_lookup_string(props, |
| 2145 zpool_prop_to_name(ZPOOL_PROP_ALTROOT), &altroot); | |
|
1635
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6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2146 spa = spa_add(pool, altroot); |
|
8241
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6328632 zpool offline is a bit too conservative
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diff
changeset
|
2147 spa_activate(spa, spa_mode_global); |
| 789 | 2148 |
| 2149 spa->spa_uberblock.ub_txg = txg - 1; | |
| 5094 | 2150 |
| 2151 if (props && (error = spa_prop_validate(spa, props))) { | |
| 2152 spa_deactivate(spa); | |
| 2153 spa_remove(spa); | |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2154 mutex_exit(&spa_namespace_lock); |
| 5094 | 2155 return (error); |
| 2156 } | |
| 2157 | |
| 2158 if (nvlist_lookup_uint64(props, zpool_prop_to_name(ZPOOL_PROP_VERSION), | |
| 2159 &version) != 0) | |
| 2160 version = SPA_VERSION; | |
| 2161 ASSERT(version <= SPA_VERSION); | |
| 2162 spa->spa_uberblock.ub_version = version; | |
| 789 | 2163 spa->spa_ubsync = spa->spa_uberblock; |
| 2164 | |
|
1635
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6398664 zpool detach: missing argument to error message causes core dump
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diff
changeset
|
2165 /* |
|
9234
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6792139 recovering from a suspended pool needs some work
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9230
diff
changeset
|
2166 * 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
|
2167 */ |
|
9630
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2168 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
|
2169 ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | ZIO_FLAG_GODFATHER); |
|
9234
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
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parents:
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diff
changeset
|
2170 |
|
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
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parents:
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diff
changeset
|
2171 /* |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
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diff
changeset
|
2172 * Create the root vdev. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
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1601
diff
changeset
|
2173 */ |
|
7754
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parents:
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changeset
|
2174 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
1635
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changeset
|
2175 |
| 2082 | 2176 error = spa_config_parse(spa, &rvd, nvroot, NULL, 0, VDEV_ALLOC_ADD); |
| 2177 | |
| 2178 ASSERT(error != 0 || rvd != NULL); | |
| 2179 ASSERT(error != 0 || spa->spa_root_vdev == rvd); | |
| 2180 | |
|
5913
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6575965 panic/thread=2a1016b5ca0: BAD TRAP: type=9 rp=1858500 addr=0 mmu_fsr=0, really, truly out of space
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parents:
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diff
changeset
|
2181 if (error == 0 && !zfs_allocatable_devs(nvroot)) |
|
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|
2182 error = EINVAL; |
| 2082 | 2183 |
| 2184 if (error == 0 && | |
| 2185 (error = vdev_create(rvd, txg, B_FALSE)) == 0 && | |
| 5450 | 2186 (error = spa_validate_aux(spa, nvroot, txg, |
| 2082 | 2187 VDEV_ALLOC_ADD)) == 0) { |
|
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changeset
|
2188 for (int c = 0; c < rvd->vdev_children; c++) { |
|
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|
2189 vdev_metaslab_set_size(rvd->vdev_child[c]); |
|
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|
2190 vdev_expand(rvd->vdev_child[c], txg); |
|
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|
2191 } |
|
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6398664 zpool detach: missing argument to error message causes core dump
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|
2192 } |
|
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|
2193 |
|
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|
2194 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 2195 |
| 2082 | 2196 if (error != 0) { |
| 789 | 2197 spa_unload(spa); |
| 2198 spa_deactivate(spa); | |
| 2199 spa_remove(spa); | |
| 2200 mutex_exit(&spa_namespace_lock); | |
| 2201 return (error); | |
| 2202 } | |
| 2203 | |
| 2082 | 2204 /* |
| 2205 * Get the list of spares, if specified. | |
| 2206 */ | |
| 2207 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_SPARES, | |
| 2208 &spares, &nspares) == 0) { | |
| 5450 | 2209 VERIFY(nvlist_alloc(&spa->spa_spares.sav_config, NV_UNIQUE_NAME, |
| 2082 | 2210 KM_SLEEP) == 0); |
| 5450 | 2211 VERIFY(nvlist_add_nvlist_array(spa->spa_spares.sav_config, |
| 2082 | 2212 ZPOOL_CONFIG_SPARES, spares, nspares) == 0); |
|
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|
2213 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 2082 | 2214 spa_load_spares(spa); |
|
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|
2215 spa_config_exit(spa, SCL_ALL, FTAG); |
| 5450 | 2216 spa->spa_spares.sav_sync = B_TRUE; |
| 2217 } | |
| 2218 | |
| 2219 /* | |
| 2220 * Get the list of level 2 cache devices, if specified. | |
| 2221 */ | |
| 2222 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE, | |
| 2223 &l2cache, &nl2cache) == 0) { | |
| 2224 VERIFY(nvlist_alloc(&spa->spa_l2cache.sav_config, | |
| 2225 NV_UNIQUE_NAME, KM_SLEEP) == 0); | |
| 2226 VERIFY(nvlist_add_nvlist_array(spa->spa_l2cache.sav_config, | |
| 2227 ZPOOL_CONFIG_L2CACHE, l2cache, nl2cache) == 0); | |
|
7754
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changeset
|
2228 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 5450 | 2229 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
|
2230 spa_config_exit(spa, SCL_ALL, FTAG); |
| 5450 | 2231 spa->spa_l2cache.sav_sync = B_TRUE; |
| 2082 | 2232 } |
| 2233 | |
|
7184
9508660f9c27
PSARC 2008/223 Pool root file system properties via zpool(1M)
timh
parents:
7147
diff
changeset
|
2234 spa->spa_dsl_pool = dp = dsl_pool_create(spa, zplprops, txg); |
| 789 | 2235 spa->spa_meta_objset = dp->dp_meta_objset; |
| 2236 | |
| 2237 tx = dmu_tx_create_assigned(dp, txg); | |
| 2238 | |
| 2239 /* | |
| 2240 * Create the pool config object. | |
| 2241 */ | |
| 2242 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
|
2243 DMU_OT_PACKED_NVLIST, SPA_CONFIG_BLOCKSIZE, |
| 789 | 2244 DMU_OT_PACKED_NVLIST_SIZE, sizeof (uint64_t), tx); |
| 2245 | |
| 1544 | 2246 if (zap_add(spa->spa_meta_objset, |
| 789 | 2247 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_CONFIG, |
| 1544 | 2248 sizeof (uint64_t), 1, &spa->spa_config_object, tx) != 0) { |
| 2249 cmn_err(CE_PANIC, "failed to add pool config"); | |
| 2250 } | |
| 789 | 2251 |
| 5094 | 2252 /* Newly created pools with the right version are always deflated. */ |
| 2253 if (version >= SPA_VERSION_RAIDZ_DEFLATE) { | |
| 2254 spa->spa_deflate = TRUE; | |
| 2255 if (zap_add(spa->spa_meta_objset, | |
| 2256 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_DEFLATE, | |
| 2257 sizeof (uint64_t), 1, &spa->spa_deflate, tx) != 0) { | |
| 2258 cmn_err(CE_PANIC, "failed to add deflate"); | |
| 2259 } | |
| 2082 | 2260 } |
| 2261 | |
| 789 | 2262 /* |
| 2263 * Create the deferred-free bplist object. Turn off compression | |
| 2264 * because sync-to-convergence takes longer if the blocksize | |
| 2265 * keeps changing. | |
| 2266 */ | |
| 2267 spa->spa_sync_bplist_obj = bplist_create(spa->spa_meta_objset, | |
| 2268 1 << 14, tx); | |
| 2269 dmu_object_set_compress(spa->spa_meta_objset, spa->spa_sync_bplist_obj, | |
| 2270 ZIO_COMPRESS_OFF, tx); | |
| 2271 | |
| 1544 | 2272 if (zap_add(spa->spa_meta_objset, |
| 789 | 2273 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_SYNC_BPLIST, |
| 1544 | 2274 sizeof (uint64_t), 1, &spa->spa_sync_bplist_obj, tx) != 0) { |
| 2275 cmn_err(CE_PANIC, "failed to add bplist"); | |
| 2276 } | |
| 789 | 2277 |
| 2926 | 2278 /* |
| 2279 * Create the pool's history object. | |
| 2280 */ | |
| 5094 | 2281 if (version >= SPA_VERSION_ZPOOL_HISTORY) |
| 2282 spa_history_create_obj(spa, tx); | |
| 2283 | |
| 2284 /* | |
| 2285 * Set pool properties. | |
| 2286 */ | |
| 2287 spa->spa_bootfs = zpool_prop_default_numeric(ZPOOL_PROP_BOOTFS); | |
| 2288 spa->spa_delegation = zpool_prop_default_numeric(ZPOOL_PROP_DELEGATION); | |
| 5329 | 2289 spa->spa_failmode = zpool_prop_default_numeric(ZPOOL_PROP_FAILUREMODE); |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2290 spa->spa_autoexpand = zpool_prop_default_numeric(ZPOOL_PROP_AUTOEXPAND); |
|
8525
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
2291 if (props != NULL) { |
|
e0e0e525d0f8
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Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
2292 spa_configfile_set(spa, props, B_FALSE); |
| 5094 | 2293 spa_sync_props(spa, props, CRED(), tx); |
|
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Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
2294 } |
| 2926 | 2295 |
| 789 | 2296 dmu_tx_commit(tx); |
| 2297 | |
| 2298 spa->spa_sync_on = B_TRUE; | |
| 2299 txg_sync_start(spa->spa_dsl_pool); | |
| 2300 | |
| 2301 /* | |
| 2302 * We explicitly wait for the first transaction to complete so that our | |
| 2303 * bean counters are appropriately updated. | |
| 2304 */ | |
| 2305 txg_wait_synced(spa->spa_dsl_pool, txg); | |
| 2306 | |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2307 spa_config_sync(spa, B_FALSE, B_TRUE); |
| 789 | 2308 |
| 5094 | 2309 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
|
2310 (void) spa_history_log(spa, history_str, LOG_CMD_POOL_CREATE); |
|
9946
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
2311 spa_history_log_version(spa, LOG_POOL_CREATE); |
|
4715
e8d212dda064
6535695 Panic: shpp->sh_eof == shpp->sh_pool_create_len, file: ../../common/fs/zfs/spa_history.c, line: 235
ek110237
parents:
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diff
changeset
|
2312 |
|
8667
5c308a17eb7c
6795440 Assertion failure in spa_close()
George Wilson <George.Wilson@Sun.COM>
parents:
8662
diff
changeset
|
2313 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
|
2314 |
| 789 | 2315 mutex_exit(&spa_namespace_lock); |
| 2316 | |
| 2317 return (0); | |
| 2318 } | |
| 2319 | |
| 6423 | 2320 #ifdef _KERNEL |
| 2321 /* | |
|
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
|
2322 * 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
|
2323 * during the system boot up time. |
| 6423 | 2324 */ |
|
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
|
2325 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
|
2326 |
|
e276ee006ff6
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Lin Ling <Lin.Ling@Sun.COM>
parents:
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diff
changeset
|
2327 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
|
2328 spa_generate_rootconf(char *devpath, char *devid, uint64_t *guid) |
| 6423 | 2329 { |
|
9790
e276ee006ff6
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Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2330 nvlist_t *config; |
| 6423 | 2331 nvlist_t *nvtop, *nvroot; |
| 2332 uint64_t pgid; | |
| 2333 | |
|
9790
e276ee006ff6
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Lin Ling <Lin.Ling@Sun.COM>
parents:
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diff
changeset
|
2334 if (vdev_disk_read_rootlabel(devpath, devid, &config) != 0) |
|
e276ee006ff6
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Lin Ling <Lin.Ling@Sun.COM>
parents:
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diff
changeset
|
2335 return (NULL); |
|
e276ee006ff6
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parents:
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diff
changeset
|
2336 |
| 6423 | 2337 /* |
| 2338 * Add this top-level vdev to the child array. | |
| 2339 */ | |
|
9790
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parents:
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diff
changeset
|
2340 VERIFY(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, |
|
e276ee006ff6
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parents:
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diff
changeset
|
2341 &nvtop) == 0); |
|
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Lin Ling <Lin.Ling@Sun.COM>
parents:
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diff
changeset
|
2342 VERIFY(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID, |
|
e276ee006ff6
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Lin Ling <Lin.Ling@Sun.COM>
parents:
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diff
changeset
|
2343 &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
|
2344 VERIFY(nvlist_lookup_uint64(config, ZPOOL_CONFIG_GUID, guid) == 0); |
| 6423 | 2345 |
| 2346 /* | |
| 2347 * Put this pool's top-level vdevs into a root vdev. | |
| 2348 */ | |
| 2349 VERIFY(nvlist_alloc(&nvroot, NV_UNIQUE_NAME, KM_SLEEP) == 0); | |
|
9790
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Lin Ling <Lin.Ling@Sun.COM>
parents:
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diff
changeset
|
2350 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
|
2351 VDEV_TYPE_ROOT) == 0); |
| 6423 | 2352 VERIFY(nvlist_add_uint64(nvroot, ZPOOL_CONFIG_ID, 0ULL) == 0); |
| 2353 VERIFY(nvlist_add_uint64(nvroot, ZPOOL_CONFIG_GUID, pgid) == 0); | |
| 2354 VERIFY(nvlist_add_nvlist_array(nvroot, ZPOOL_CONFIG_CHILDREN, | |
| 2355 &nvtop, 1) == 0); | |
| 2356 | |
| 2357 /* | |
| 2358 * Replace the existing vdev_tree with the new root vdev in | |
| 2359 * this pool's configuration (remove the old, add the new). | |
| 2360 */ | |
| 2361 VERIFY(nvlist_add_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, nvroot) == 0); | |
| 2362 nvlist_free(nvroot); | |
|
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Lin Ling <Lin.Ling@Sun.COM>
parents:
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diff
changeset
|
2363 return (config); |
| 6423 | 2364 } |
| 2365 | |
| 2366 /* | |
|
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parents:
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diff
changeset
|
2367 * Walk the vdev tree and see if we can find a device with "better" |
|
e276ee006ff6
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parents:
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diff
changeset
|
2368 * 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
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parents:
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diff
changeset
|
2369 * device has a more recent txg. |
| 6423 | 2370 */ |
|
9790
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6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
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parents:
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diff
changeset
|
2371 static void |
|
e276ee006ff6
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parents:
9725
diff
changeset
|
2372 spa_alt_rootvdev(vdev_t *vd, vdev_t **avd, uint64_t *txg) |
|
7147
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6704717 ZFS mirrored root doesn't live up to expectations
taylor
parents:
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diff
changeset
|
2373 { |
|
9816
847676ec1c5b
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George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2374 for (int c = 0; c < vd->vdev_children; c++) |
|
9790
e276ee006ff6
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parents:
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diff
changeset
|
2375 spa_alt_rootvdev(vd->vdev_child[c], avd, txg); |
|
e276ee006ff6
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diff
changeset
|
2376 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
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diff
changeset
|
2377 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
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parents:
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diff
changeset
|
2378 nvlist_t *label; |
|
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|
2379 uint64_t label_txg; |
|
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diff
changeset
|
2380 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
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changeset
|
2381 if (vdev_disk_read_rootlabel(vd->vdev_physpath, vd->vdev_devid, |
|
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diff
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|
2382 &label) != 0) |
|
e276ee006ff6
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|
2383 return; |
|
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diff
changeset
|
2384 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
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changeset
|
2385 VERIFY(nvlist_lookup_uint64(label, ZPOOL_CONFIG_POOL_TXG, |
|
e276ee006ff6
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|
2386 &label_txg) == 0); |
|
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|
2387 |
|
e276ee006ff6
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|
2388 /* |
|
e276ee006ff6
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|
2389 * Do we have a better boot device? |
|
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|
2390 */ |
|
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|
2391 if (label_txg > *txg) { |
|
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|
2392 *txg = label_txg; |
|
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|
2393 *avd = vd; |
|
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|
2394 } |
|
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|
2395 nvlist_free(label); |
|
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|
2396 } |
|
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|
2397 } |
|
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|
2398 |
| 6423 | 2399 /* |
| 2400 * Import a root pool. | |
| 2401 * | |
|
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|
2402 * For x86. devpath_list will consist of devid and/or physpath name of |
|
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|
2403 * the vdev (e.g. "id1,sd@SSEAGATE..." or "/pci@1f,0/ide@d/disk@0,0:a"). |
|
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|
2404 * The GRUB "findroot" command will return the vdev we should boot. |
| 6423 | 2405 * |
| 2406 * For Sparc, devpath_list consists the physpath name of the booting device | |
| 2407 * no matter the rootpool is a single device pool or a mirrored pool. | |
| 2408 * e.g. | |
| 2409 * "/pci@1f,0/ide@d/disk@0,0:a" | |
| 2410 */ | |
| 2411 int | |
|
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|
2412 spa_import_rootpool(char *devpath, char *devid) |
| 6423 | 2413 { |
|
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|
2414 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
|
2415 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
|
2416 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
|
2417 uint64_t guid, txg; |
| 6423 | 2418 char *pname; |
| 2419 int error; | |
| 2420 | |
| 2421 /* | |
|
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
|
2422 * Read the label from the boot device and generate a configuration. |
| 6423 | 2423 */ |
| 10822 | 2424 config = spa_generate_rootconf(devpath, devid, &guid); |
| 2425 #if defined(_OBP) && defined(_KERNEL) | |
| 2426 if (config == NULL) { | |
| 2427 if (strstr(devpath, "/iscsi/ssd") != NULL) { | |
| 2428 /* iscsi boot */ | |
| 2429 get_iscsi_bootpath_phy(devpath); | |
| 2430 config = spa_generate_rootconf(devpath, devid, &guid); | |
| 2431 } | |
| 2432 } | |
| 2433 #endif | |
| 2434 if (config == NULL) { | |
|
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
|
2435 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
|
2436 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
|
2437 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
|
2438 } |
|
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 |
|
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 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
|
2441 &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
|
2442 VERIFY(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_TXG, &txg) == 0); |
| 6423 | 2443 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2444 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
|
2445 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
|
2446 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2447 * 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
|
2448 * 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
|
2449 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2450 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
|
2451 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2452 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2453 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
|
2454 spa->spa_is_root = B_TRUE; |
|
10100
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
10000
diff
changeset
|
2455 spa->spa_load_verbatim = 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
|
2456 |
|
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 /* |
|
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 * 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
|
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_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
|
2461 &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
|
2462 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
|
2463 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
|
2464 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
|
2465 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
|
2466 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
|
2467 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
|
2468 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
|
2469 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
|
2470 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
|
2471 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
|
2472 } |
|
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
|
2473 |
|
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
|
2474 /* |
|
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
|
2475 * 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
|
2476 */ |
|
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
|
2477 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
|
2478 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
|
2479 (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
|
2480 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
|
2481 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
|
2482 } |
|
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
|
2483 |
|
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
|
2484 /* |
|
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
|
2485 * 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
|
2486 */ |
|
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
|
2487 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
|
2488 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
|
2489 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
|
2490 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
|
2491 "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
|
2492 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
|
2493 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
|
2494 } |
|
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
|
2495 |
|
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
|
2496 /* |
|
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
|
2497 * 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
|
2498 * 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
|
2499 */ |
|
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
|
2500 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
|
2501 !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
|
2502 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
|
2503 "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
|
2504 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
|
2505 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
|
2506 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
|
2507 } |
|
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
|
2508 |
|
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
|
2509 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
|
2510 error = 0; |
|
9946
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
2511 spa_history_log_version(spa, LOG_POOL_IMPORT); |
|
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
|
2512 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
|
2513 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
|
2514 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
|
2515 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
|
2516 mutex_exit(&spa_namespace_lock); |
| 6423 | 2517 |
|
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
|
2518 nvlist_free(config); |
| 6423 | 2519 return (error); |
| 2520 } | |
|
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
|
2521 |
| 6423 | 2522 #endif |
| 2523 | |
| 2524 /* | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2525 * 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
|
2526 * boot. |
|
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 int |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2529 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
|
2530 { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2531 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
|
2532 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
|
2533 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2534 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
|
2535 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
|
2536 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
|
2537 return (EEXIST); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2538 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
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9276
diff
changeset
|
2539 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2540 (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
|
2541 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
|
2542 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
|
2543 |
|
10100
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
10000
diff
changeset
|
2544 spa->spa_load_verbatim = B_TRUE; |
|
10000
241a51d8720c
6848242 zdb -e no longer works as expected
Victor Latushkin <Victor.Latushkin@Sun.COM>
parents:
9946
diff
changeset
|
2545 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2546 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>
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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 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
|
2549 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
|
2550 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2551 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>
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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 mutex_exit(&spa_namespace_lock); |
|
9946
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
2554 spa_history_log_version(spa, LOG_POOL_IMPORT); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2555 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2556 return (0); |
|
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 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2559 /* |
| 6423 | 2560 * Import a non-root pool into the system. |
| 2561 */ | |
| 2562 int | |
| 2563 spa_import(const char *pool, nvlist_t *config, nvlist_t *props) | |
| 2564 { | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2565 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
|
2566 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
|
2567 int error; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2568 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
|
2569 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
|
2570 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
|
2571 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2572 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2573 * 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
|
2574 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2575 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
|
2576 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
|
2577 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
|
2578 return (EEXIST); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2579 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2580 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2581 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2582 * 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
|
2583 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2584 (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
|
2585 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
|
2586 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
|
2587 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
|
2588 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2589 /* |
|
9630
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2590 * 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
|
2591 */ |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2592 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
|
2593 |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2594 /* |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2595 * 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
|
2596 * 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
|
2597 * 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
|
2598 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2599 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
|
2600 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2601 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
|
2602 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2603 * 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
|
2604 * anymore, and conflicts with spa_has_spare(). |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
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diff
changeset
|
2605 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
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9276
diff
changeset
|
2606 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:
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diff
changeset
|
2607 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>
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diff
changeset
|
2608 spa->spa_spares.sav_config = NULL; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
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parents:
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diff
changeset
|
2609 spa_load_spares(spa); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
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diff
changeset
|
2610 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
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diff
changeset
|
2611 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:
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diff
changeset
|
2612 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>
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diff
changeset
|
2613 spa->spa_l2cache.sav_config = NULL; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
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parents:
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diff
changeset
|
2614 spa_load_l2cache(spa); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
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diff
changeset
|
2615 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
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diff
changeset
|
2616 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2617 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:
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diff
changeset
|
2618 &nvroot) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
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diff
changeset
|
2619 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
|
2620 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
|
2621 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
|
2622 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
|
2623 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>
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9276
diff
changeset
|
2624 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
|
2625 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>
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9276
diff
changeset
|
2626 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
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parents:
9276
diff
changeset
|
2627 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
|
2628 spa_configfile_set(spa, props, B_FALSE); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
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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 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
|
2631 (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
|
2632 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
|
2633 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
|
2634 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
|
2635 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
|
2636 return (error); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2637 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2638 |
|
9630
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
2639 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
|
2640 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2641 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2642 * 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
|
2643 * 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
|
2644 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2645 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
|
2646 &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
|
2647 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
|
2648 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
|
2649 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
|
2650 else |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2651 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
|
2652 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
|
2653 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
|
2654 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
|
2655 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
|
2656 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
|
2657 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
|
2658 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
|
2659 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2660 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
|
2661 &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
|
2662 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
|
2663 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
|
2664 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
|
2665 else |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2666 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
|
2667 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
|
2668 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
|
2669 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
|
2670 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
|
2671 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
|
2672 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
|
2673 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
|
2674 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2675 |
|
10672
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2676 /* |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2677 * Check for any removed devices. |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2678 */ |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2679 if (spa->spa_autoreplace) { |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2680 spa_aux_check_removed(&spa->spa_spares); |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2681 spa_aux_check_removed(&spa->spa_l2cache); |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2682 } |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2683 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2684 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
|
2685 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2686 * 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
|
2687 */ |
|
10100
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
10000
diff
changeset
|
2688 spa_config_update(spa, SPA_CONFIG_UPDATE_POOL); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2689 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2690 |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2691 /* |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2692 * It's possible that the pool was expanded while it was exported. |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2693 * We kick off an async task to handle this for us. |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2694 */ |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2695 spa_async_request(spa, SPA_ASYNC_AUTOEXPAND); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2696 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2697 mutex_exit(&spa_namespace_lock); |
|
9946
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
2698 spa_history_log_version(spa, LOG_POOL_IMPORT); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2699 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2700 return (0); |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2701 } |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2702 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2703 |
| 789 | 2704 /* |
| 2705 * This (illegal) pool name is used when temporarily importing a spa_t in order | |
| 2706 * to get the vdev stats associated with the imported devices. | |
| 2707 */ | |
| 2708 #define TRYIMPORT_NAME "$import" | |
| 2709 | |
| 2710 nvlist_t * | |
| 2711 spa_tryimport(nvlist_t *tryconfig) | |
| 2712 { | |
| 2713 nvlist_t *config = NULL; | |
| 2714 char *poolname; | |
| 2715 spa_t *spa; | |
| 2716 uint64_t state; | |
|
8680
005fe27123ba
6786321 panic on spa_tryimport() a corrupted pool
Lin Ling <Lin.Ling@Sun.COM>
parents:
8667
diff
changeset
|
2717 int error; |
| 789 | 2718 |
| 2719 if (nvlist_lookup_string(tryconfig, ZPOOL_CONFIG_POOL_NAME, &poolname)) | |
| 2720 return (NULL); | |
| 2721 | |
| 2722 if (nvlist_lookup_uint64(tryconfig, ZPOOL_CONFIG_POOL_STATE, &state)) | |
| 2723 return (NULL); | |
| 2724 | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2725 /* |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2726 * Create and initialize the spa structure. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2727 */ |
| 789 | 2728 mutex_enter(&spa_namespace_lock); |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2729 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
|
2730 spa_activate(spa, FREAD); |
| 789 | 2731 |
| 2732 /* | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2733 * Pass off the heavy lifting to spa_load(). |
| 1732 | 2734 * Pass TRUE for mosconfig because the user-supplied config |
| 2735 * is actually the one to trust when doing an import. | |
| 789 | 2736 */ |
|
8680
005fe27123ba
6786321 panic on spa_tryimport() a corrupted pool
Lin Ling <Lin.Ling@Sun.COM>
parents:
8667
diff
changeset
|
2737 error = spa_load(spa, tryconfig, SPA_LOAD_TRYIMPORT, B_TRUE); |
| 789 | 2738 |
| 2739 /* | |
| 2740 * If 'tryconfig' was at least parsable, return the current config. | |
| 2741 */ | |
| 2742 if (spa->spa_root_vdev != NULL) { | |
| 2743 config = spa_config_generate(spa, NULL, -1ULL, B_TRUE); | |
| 2744 VERIFY(nvlist_add_string(config, ZPOOL_CONFIG_POOL_NAME, | |
| 2745 poolname) == 0); | |
| 2746 VERIFY(nvlist_add_uint64(config, ZPOOL_CONFIG_POOL_STATE, | |
| 2747 state) == 0); | |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
2748 VERIFY(nvlist_add_uint64(config, ZPOOL_CONFIG_TIMESTAMP, |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
2749 spa->spa_uberblock.ub_timestamp) == 0); |
| 2082 | 2750 |
| 2751 /* | |
| 6423 | 2752 * If the bootfs property exists on this pool then we |
| 2753 * copy it out so that external consumers can tell which | |
| 2754 * pools are bootable. | |
| 2755 */ | |
|
8680
005fe27123ba
6786321 panic on spa_tryimport() a corrupted pool
Lin Ling <Lin.Ling@Sun.COM>
parents:
8667
diff
changeset
|
2756 if ((!error || error == EEXIST) && spa->spa_bootfs) { |
| 6423 | 2757 char *tmpname = kmem_alloc(MAXPATHLEN, KM_SLEEP); |
| 2758 | |
| 2759 /* | |
| 2760 * We have to play games with the name since the | |
| 2761 * pool was opened as TRYIMPORT_NAME. | |
| 2762 */ | |
|
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
|
2763 if (dsl_dsobj_to_dsname(spa_name(spa), |
| 6423 | 2764 spa->spa_bootfs, tmpname) == 0) { |
| 2765 char *cp; | |
| 2766 char *dsname = kmem_alloc(MAXPATHLEN, KM_SLEEP); | |
| 2767 | |
| 2768 cp = strchr(tmpname, '/'); | |
| 2769 if (cp == NULL) { | |
| 2770 (void) strlcpy(dsname, tmpname, | |
| 2771 MAXPATHLEN); | |
| 2772 } else { | |
| 2773 (void) snprintf(dsname, MAXPATHLEN, | |
| 2774 "%s/%s", poolname, ++cp); | |
| 2775 } | |
| 2776 VERIFY(nvlist_add_string(config, | |
| 2777 ZPOOL_CONFIG_BOOTFS, dsname) == 0); | |
| 2778 kmem_free(dsname, MAXPATHLEN); | |
| 2779 } | |
| 2780 kmem_free(tmpname, MAXPATHLEN); | |
| 2781 } | |
| 2782 | |
| 2783 /* | |
| 5450 | 2784 * Add the list of hot spares and level 2 cache devices. |
| 2082 | 2785 */ |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2786 spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); |
| 2082 | 2787 spa_add_spares(spa, config); |
| 5450 | 2788 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
|
2789 spa_config_exit(spa, SCL_CONFIG, FTAG); |
| 789 | 2790 } |
| 2791 | |
| 2792 spa_unload(spa); | |
| 2793 spa_deactivate(spa); | |
| 2794 spa_remove(spa); | |
| 2795 mutex_exit(&spa_namespace_lock); | |
| 2796 | |
| 2797 return (config); | |
| 2798 } | |
| 2799 | |
| 2800 /* | |
| 2801 * Pool export/destroy | |
| 2802 * | |
| 2803 * The act of destroying or exporting a pool is very simple. We make sure there | |
| 2804 * is no more pending I/O and any references to the pool are gone. Then, we | |
| 2805 * update the pool state and sync all the labels to disk, removing the | |
|
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diff
changeset
|
2806 * configuration from the cache afterwards. If the 'hardforce' flag is set, then |
|
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diff
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|
2807 * we don't sync the labels or remove the configuration cache. |
| 789 | 2808 */ |
| 2809 static int | |
|
7214
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|
2810 spa_export_common(char *pool, int new_state, nvlist_t **oldconfig, |
|
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|
2811 boolean_t force, boolean_t hardforce) |
| 789 | 2812 { |
| 2813 spa_t *spa; | |
| 2814 | |
|
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6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
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|
2815 if (oldconfig) |
|
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|
2816 *oldconfig = NULL; |
|
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6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
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|
2817 |
|
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diff
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|
2818 if (!(spa_mode_global & FWRITE)) |
| 789 | 2819 return (EROFS); |
| 2820 | |
| 2821 mutex_enter(&spa_namespace_lock); | |
| 2822 if ((spa = spa_lookup(pool)) == NULL) { | |
| 2823 mutex_exit(&spa_namespace_lock); | |
| 2824 return (ENOENT); | |
| 2825 } | |
| 2826 | |
| 2827 /* | |
| 1544 | 2828 * Put a hold on the pool, drop the namespace lock, stop async tasks, |
| 2829 * reacquire the namespace lock, and see if we can export. | |
| 2830 */ | |
| 2831 spa_open_ref(spa, FTAG); | |
| 2832 mutex_exit(&spa_namespace_lock); | |
| 2833 spa_async_suspend(spa); | |
| 2834 mutex_enter(&spa_namespace_lock); | |
| 2835 spa_close(spa, FTAG); | |
| 2836 | |
| 2837 /* | |
| 789 | 2838 * The pool will be in core if it's openable, |
| 2839 * in which case we can modify its state. | |
| 2840 */ | |
| 2841 if (spa->spa_state != POOL_STATE_UNINITIALIZED && spa->spa_sync_on) { | |
| 2842 /* | |
| 2843 * Objsets may be open only because they're dirty, so we | |
| 2844 * have to force it to sync before checking spa_refcnt. | |
| 2845 */ | |
| 2846 txg_wait_synced(spa->spa_dsl_pool, 0); | |
| 2847 | |
| 1544 | 2848 /* |
| 2849 * A pool cannot be exported or destroyed if there are active | |
| 2850 * references. If we are resetting a pool, allow references by | |
| 2851 * fault injection handlers. | |
| 2852 */ | |
| 2853 if (!spa_refcount_zero(spa) || | |
| 2854 (spa->spa_inject_ref != 0 && | |
| 2855 new_state != POOL_STATE_UNINITIALIZED)) { | |
| 2856 spa_async_resume(spa); | |
| 789 | 2857 mutex_exit(&spa_namespace_lock); |
| 2858 return (EBUSY); | |
| 2859 } | |
| 2860 | |
| 2861 /* | |
|
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|
2862 * A pool cannot be exported if it has an active shared spare. |
|
04c540040a32
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|
2863 * This is to prevent other pools stealing the active spare |
|
04c540040a32
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|
2864 * from an exported pool. At user's own will, such pool can |
|
04c540040a32
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|
2865 * be forcedly exported. |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
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|
2866 */ |
|
04c540040a32
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|
2867 if (!force && new_state == POOL_STATE_EXPORTED && |
|
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|
2868 spa_has_active_shared_spare(spa)) { |
|
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|
2869 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.
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|
2870 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.
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|
2871 return (EXDEV); |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
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|
2872 } |
|
04c540040a32
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|
2873 |
|
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|
2874 /* |
| 789 | 2875 * We want this to be reflected on every label, |
| 2876 * so mark them all dirty. spa_unload() will do the | |
| 2877 * final sync that pushes these changes out. | |
| 2878 */ | |
|
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|
2879 if (new_state != POOL_STATE_UNINITIALIZED && !hardforce) { |
|
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
2880 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 1544 | 2881 spa->spa_state = new_state; |
|
1635
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6398664 zpool detach: missing argument to error message causes core dump
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1601
diff
changeset
|
2882 spa->spa_final_txg = spa_last_synced_txg(spa) + 1; |
| 1544 | 2883 vdev_config_dirty(spa->spa_root_vdev); |
|
7754
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diff
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|
2884 spa_config_exit(spa, SCL_ALL, FTAG); |
| 1544 | 2885 } |
| 789 | 2886 } |
| 2887 | |
| 4451 | 2888 spa_event_notify(spa, NULL, ESC_ZFS_POOL_DESTROY); |
| 2889 | |
| 789 | 2890 if (spa->spa_state != POOL_STATE_UNINITIALIZED) { |
| 2891 spa_unload(spa); | |
| 2892 spa_deactivate(spa); | |
| 2893 } | |
| 2894 | |
|
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|
2895 if (oldconfig && spa->spa_config) |
|
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billm
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1760
diff
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|
2896 VERIFY(nvlist_dup(spa->spa_config, oldconfig, 0) == 0); |
|
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billm
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diff
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|
2897 |
| 1544 | 2898 if (new_state != POOL_STATE_UNINITIALIZED) { |
|
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|
2899 if (!hardforce) |
|
32722be6ad3b
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diff
changeset
|
2900 spa_config_sync(spa, B_TRUE, B_TRUE); |
| 1544 | 2901 spa_remove(spa); |
| 2902 } | |
| 789 | 2903 mutex_exit(&spa_namespace_lock); |
| 2904 | |
| 2905 return (0); | |
| 2906 } | |
| 2907 | |
| 2908 /* | |
| 2909 * Destroy a storage pool. | |
| 2910 */ | |
| 2911 int | |
| 2912 spa_destroy(char *pool) | |
| 2913 { | |
|
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|
2914 return (spa_export_common(pool, POOL_STATE_DESTROYED, NULL, |
|
32722be6ad3b
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diff
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|
2915 B_FALSE, B_FALSE)); |
| 789 | 2916 } |
| 2917 | |
| 2918 /* | |
| 2919 * Export a storage pool. | |
| 2920 */ | |
| 2921 int | |
|
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7897
diff
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|
2922 spa_export(char *pool, nvlist_t **oldconfig, boolean_t force, |
|
32722be6ad3b
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7897
diff
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|
2923 boolean_t hardforce) |
| 789 | 2924 { |
|
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|
2925 return (spa_export_common(pool, POOL_STATE_EXPORTED, oldconfig, |
|
32722be6ad3b
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diff
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|
2926 force, hardforce)); |
| 789 | 2927 } |
| 2928 | |
| 2929 /* | |
| 1544 | 2930 * Similar to spa_export(), this unloads the spa_t without actually removing it |
| 2931 * from the namespace in any way. | |
| 2932 */ | |
| 2933 int | |
| 2934 spa_reset(char *pool) | |
| 2935 { | |
|
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|
2936 return (spa_export_common(pool, POOL_STATE_UNINITIALIZED, NULL, |
|
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|
2937 B_FALSE, B_FALSE)); |
| 1544 | 2938 } |
| 2939 | |
| 2940 /* | |
| 789 | 2941 * ========================================================================== |
| 2942 * Device manipulation | |
| 2943 * ========================================================================== | |
| 2944 */ | |
| 2945 | |
| 2946 /* | |
| 4527 | 2947 * Add a device to a storage pool. |
| 789 | 2948 */ |
| 2949 int | |
| 2950 spa_vdev_add(spa_t *spa, nvlist_t *nvroot) | |
| 2951 { | |
|
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|
2952 uint64_t txg, id; |
|
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|
2953 int error; |
| 789 | 2954 vdev_t *rvd = spa->spa_root_vdev; |
|
1585
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diff
changeset
|
2955 vdev_t *vd, *tvd; |
| 5450 | 2956 nvlist_t **spares, **l2cache; |
| 2957 uint_t nspares, nl2cache; | |
| 789 | 2958 |
| 2959 txg = spa_vdev_enter(spa); | |
| 2960 | |
| 2082 | 2961 if ((error = spa_config_parse(spa, &vd, nvroot, NULL, 0, |
| 2962 VDEV_ALLOC_ADD)) != 0) | |
| 2963 return (spa_vdev_exit(spa, NULL, txg, error)); | |
| 2964 | |
|
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|
2965 spa->spa_pending_vdev = vd; /* spa_vdev_exit() will clear this */ |
| 789 | 2966 |
| 5450 | 2967 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_SPARES, &spares, |
| 2968 &nspares) != 0) | |
| 2082 | 2969 nspares = 0; |
| 2970 | |
| 5450 | 2971 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE, &l2cache, |
| 2972 &nl2cache) != 0) | |
| 2973 nl2cache = 0; | |
| 2974 | |
|
7754
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|
2975 if (vd->vdev_children == 0 && nspares == 0 && nl2cache == 0) |
| 2082 | 2976 return (spa_vdev_exit(spa, vd, txg, EINVAL)); |
|
7754
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|
2977 |
|
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|
2978 if (vd->vdev_children != 0 && |
|
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|
2979 (error = vdev_create(vd, txg, B_FALSE)) != 0) |
|
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|
2980 return (spa_vdev_exit(spa, vd, txg, error)); |
| 2082 | 2981 |
|
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|
2982 /* |
| 5450 | 2983 * We must validate the spares and l2cache devices after checking the |
| 2984 * children. Otherwise, vdev_inuse() will blindly overwrite the spare. | |
|
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|
2985 */ |
|
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|
2986 if ((error = spa_validate_aux(spa, nvroot, txg, VDEV_ALLOC_ADD)) != 0) |
|
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|
2987 return (spa_vdev_exit(spa, vd, txg, error)); |
|
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|
2988 |
|
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|
2989 /* |
|
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6393525 vdev_reopen() should verify that it's still the same device
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|
2990 * Transfer each new top-level vdev from vd to rvd. |
|
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|
2991 */ |
|
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2992 for (int c = 0; c < vd->vdev_children; c++) { |
|
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2993 |
|
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|
2994 /* |
|
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|
2995 * Set the vdev id to the first hole, if one exists. |
|
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|
2996 */ |
|
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|
2997 for (id = 0; id < rvd->vdev_children; id++) { |
|
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|
2998 if (rvd->vdev_child[id]->vdev_ishole) { |
|
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|
2999 vdev_free(rvd->vdev_child[id]); |
|
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|
3000 break; |
|
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|
3001 } |
|
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|
3002 } |
|
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|
3003 tvd = vd->vdev_child[c]; |
|
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|
3004 vdev_remove_child(vd, tvd); |
|
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|
3005 tvd->vdev_id = id; |
|
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|
3006 vdev_add_child(rvd, tvd); |
|
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|
3007 vdev_config_dirty(tvd); |
|
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|
3008 } |
|
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|
3009 |
| 2082 | 3010 if (nspares != 0) { |
| 5450 | 3011 spa_set_aux_vdevs(&spa->spa_spares, spares, nspares, |
| 3012 ZPOOL_CONFIG_SPARES); | |
| 2082 | 3013 spa_load_spares(spa); |
| 5450 | 3014 spa->spa_spares.sav_sync = B_TRUE; |
| 3015 } | |
| 3016 | |
| 3017 if (nl2cache != 0) { | |
| 3018 spa_set_aux_vdevs(&spa->spa_l2cache, l2cache, nl2cache, | |
| 3019 ZPOOL_CONFIG_L2CACHE); | |
| 3020 spa_load_l2cache(spa); | |
| 3021 spa->spa_l2cache.sav_sync = B_TRUE; | |
| 789 | 3022 } |
| 3023 | |
| 3024 /* | |
|
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diff
changeset
|
3025 * We have to be careful when adding new vdevs to an existing pool. |
|
4ad213e858a9
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changeset
|
3026 * If other threads start allocating from these vdevs before we |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
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diff
changeset
|
3027 * 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:
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diff
changeset
|
3028 * 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:
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diff
changeset
|
3029 * can't translate. Therefore, we first add the vdevs without |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
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diff
changeset
|
3030 * initializing metaslabs; sync the config cache (via spa_vdev_exit()); |
|
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|
3031 * and then let spa_config_update() initialize the new metaslabs. |
|
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changeset
|
3032 * |
|
4ad213e858a9
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diff
changeset
|
3033 * spa_load() checks for added-but-not-initialized vdevs, so that |
|
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6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
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changeset
|
3034 * if we lose power at any point in this sequence, the remaining |
|
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6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
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diff
changeset
|
3035 * steps will be completed the next time we load the pool. |
| 789 | 3036 */ |
|
1635
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changeset
|
3037 (void) spa_vdev_exit(spa, vd, txg, 0); |
|
1585
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changeset
|
3038 |
|
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|
3039 mutex_enter(&spa_namespace_lock); |
|
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parents:
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changeset
|
3040 spa_config_update(spa, SPA_CONFIG_UPDATE_POOL); |
|
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|
3041 mutex_exit(&spa_namespace_lock); |
| 789 | 3042 |
|
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|
3043 return (0); |
| 789 | 3044 } |
| 3045 | |
| 3046 /* | |
| 3047 * Attach a device to a mirror. The arguments are the path to any device | |
| 3048 * in the mirror, and the nvroot for the new device. If the path specifies | |
| 3049 * a device that is not mirrored, we automatically insert the mirror vdev. | |
| 3050 * | |
| 3051 * If 'replacing' is specified, the new device is intended to replace the | |
| 3052 * existing device; in this case the two devices are made into their own | |
| 4451 | 3053 * mirror using the 'replacing' vdev, which is functionally identical to |
| 789 | 3054 * the mirror vdev (it actually reuses all the same ops) but has a few |
| 3055 * extra rules: you can't attach to it after it's been created, and upon | |
| 3056 * completion of resilvering, the first disk (the one being replaced) | |
| 3057 * is automatically detached. | |
| 3058 */ | |
| 3059 int | |
| 1544 | 3060 spa_vdev_attach(spa_t *spa, uint64_t guid, nvlist_t *nvroot, int replacing) |
| 789 | 3061 { |
| 3062 uint64_t txg, open_txg; | |
| 3063 vdev_t *rvd = spa->spa_root_vdev; | |
| 3064 vdev_t *oldvd, *newvd, *newrootvd, *pvd, *tvd; | |
| 2082 | 3065 vdev_ops_t *pvops; |
|
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|
3066 char *oldvdpath, *newvdpath; |
|
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6734585 zpool history should log when a spare device becomes active
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|
3067 int newvd_isspare; |
|
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|
3068 int error; |
| 789 | 3069 |
| 3070 txg = spa_vdev_enter(spa); | |
| 3071 | |
|
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|
3072 oldvd = spa_lookup_by_guid(spa, guid, B_FALSE); |
| 789 | 3073 |
| 3074 if (oldvd == NULL) | |
| 3075 return (spa_vdev_exit(spa, NULL, txg, ENODEV)); | |
| 3076 | |
|
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diff
changeset
|
3077 if (!oldvd->vdev_ops->vdev_op_leaf) |
|
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parents:
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changeset
|
3078 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); |
|
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diff
changeset
|
3079 |
| 789 | 3080 pvd = oldvd->vdev_parent; |
| 3081 | |
| 2082 | 3082 if ((error = spa_config_parse(spa, &newrootvd, nvroot, NULL, 0, |
| 4451 | 3083 VDEV_ALLOC_ADD)) != 0) |
| 3084 return (spa_vdev_exit(spa, NULL, txg, EINVAL)); | |
| 3085 | |
| 3086 if (newrootvd->vdev_children != 1) | |
| 789 | 3087 return (spa_vdev_exit(spa, newrootvd, txg, EINVAL)); |
| 3088 | |
| 3089 newvd = newrootvd->vdev_child[0]; | |
| 3090 | |
| 3091 if (!newvd->vdev_ops->vdev_op_leaf) | |
| 3092 return (spa_vdev_exit(spa, newrootvd, txg, EINVAL)); | |
| 3093 | |
| 2082 | 3094 if ((error = vdev_create(newrootvd, txg, replacing)) != 0) |
| 789 | 3095 return (spa_vdev_exit(spa, newrootvd, txg, error)); |
| 3096 | |
| 4527 | 3097 /* |
| 3098 * Spares can't replace logs | |
| 3099 */ | |
|
7326
a3c803100a09
6713886 hot spares of mirrored log devices should not be allowed
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
7313
diff
changeset
|
3100 if (oldvd->vdev_top->vdev_islog && newvd->vdev_isspare) |
| 4527 | 3101 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); |
| 3102 | |
| 2082 | 3103 if (!replacing) { |
| 3104 /* | |
| 3105 * For attach, the only allowable parent is a mirror or the root | |
| 3106 * vdev. | |
| 3107 */ | |
| 3108 if (pvd->vdev_ops != &vdev_mirror_ops && | |
| 3109 pvd->vdev_ops != &vdev_root_ops) | |
| 3110 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); | |
| 3111 | |
| 3112 pvops = &vdev_mirror_ops; | |
| 3113 } else { | |
| 3114 /* | |
| 3115 * Active hot spares can only be replaced by inactive hot | |
| 3116 * spares. | |
| 3117 */ | |
| 3118 if (pvd->vdev_ops == &vdev_spare_ops && | |
| 3119 pvd->vdev_child[1] == oldvd && | |
| 3120 !spa_has_spare(spa, newvd->vdev_guid)) | |
| 3121 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); | |
| 3122 | |
| 3123 /* | |
| 3124 * If the source is a hot spare, and the parent isn't already a | |
| 3125 * spare, then we want to create a new hot spare. Otherwise, we | |
|
3377
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6393525 vdev_reopen() should verify that it's still the same device
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diff
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|
3126 * 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
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diff
changeset
|
3127 * attach to a spared vdev child unless the 'isspare' state is |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
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diff
changeset
|
3128 * the same (spare replaces spare, non-spare replaces |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
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diff
changeset
|
3129 * non-spare). |
| 2082 | 3130 */ |
| 3131 if (pvd->vdev_ops == &vdev_replacing_ops) | |
| 3132 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); | |
|
3377
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6393525 vdev_reopen() should verify that it's still the same device
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changeset
|
3133 else if (pvd->vdev_ops == &vdev_spare_ops && |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
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diff
changeset
|
3134 newvd->vdev_isspare != oldvd->vdev_isspare) |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
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diff
changeset
|
3135 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); |
| 2082 | 3136 else if (pvd->vdev_ops != &vdev_spare_ops && |
| 3137 newvd->vdev_isspare) | |
| 3138 pvops = &vdev_spare_ops; | |
| 3139 else | |
| 3140 pvops = &vdev_replacing_ops; | |
| 3141 } | |
| 3142 | |
|
1175
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
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diff
changeset
|
3143 /* |
|
9816
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George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3144 * Make sure the new device is big enough. |
|
1175
759d20c7e57b
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parents:
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diff
changeset
|
3145 */ |
|
9816
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PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
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diff
changeset
|
3146 if (newvd->vdev_asize < vdev_get_min_asize(oldvd)) |
| 789 | 3147 return (spa_vdev_exit(spa, newrootvd, txg, EOVERFLOW)); |
| 3148 | |
| 1732 | 3149 /* |
| 3150 * The new device cannot have a higher alignment requirement | |
| 3151 * than the top-level vdev. | |
| 3152 */ | |
| 3153 if (newvd->vdev_ashift > oldvd->vdev_top->vdev_ashift) | |
| 789 | 3154 return (spa_vdev_exit(spa, newrootvd, txg, EDOM)); |
| 3155 | |
| 3156 /* | |
| 3157 * If this is an in-place replacement, update oldvd's path and devid | |
| 3158 * to make it distinguishable from newvd, and unopenable from now on. | |
| 3159 */ | |
| 3160 if (strcmp(oldvd->vdev_path, newvd->vdev_path) == 0) { | |
| 3161 spa_strfree(oldvd->vdev_path); | |
| 3162 oldvd->vdev_path = kmem_alloc(strlen(newvd->vdev_path) + 5, | |
| 3163 KM_SLEEP); | |
| 3164 (void) sprintf(oldvd->vdev_path, "%s/%s", | |
| 3165 newvd->vdev_path, "old"); | |
| 3166 if (oldvd->vdev_devid != NULL) { | |
| 3167 spa_strfree(oldvd->vdev_devid); | |
| 3168 oldvd->vdev_devid = NULL; | |
| 3169 } | |
| 3170 } | |
| 3171 | |
| 3172 /* | |
| 2082 | 3173 * If the parent is not a mirror, or if we're replacing, insert the new |
| 3174 * mirror/replacing/spare vdev above oldvd. | |
| 789 | 3175 */ |
| 3176 if (pvd->vdev_ops != pvops) | |
| 3177 pvd = vdev_add_parent(oldvd, pvops); | |
| 3178 | |
| 3179 ASSERT(pvd->vdev_top->vdev_parent == rvd); | |
| 3180 ASSERT(pvd->vdev_ops == pvops); | |
| 3181 ASSERT(oldvd->vdev_parent == pvd); | |
| 3182 | |
| 3183 /* | |
| 3184 * Extract the new device from its root and add it to pvd. | |
| 3185 */ | |
| 3186 vdev_remove_child(newrootvd, newvd); | |
| 3187 newvd->vdev_id = pvd->vdev_children; | |
|
10594
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6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3188 newvd->vdev_crtxg = oldvd->vdev_crtxg; |
| 789 | 3189 vdev_add_child(pvd, newvd); |
| 3190 | |
| 3191 tvd = newvd->vdev_top; | |
| 3192 ASSERT(pvd->vdev_top == tvd); | |
| 3193 ASSERT(tvd->vdev_parent == rvd); | |
| 3194 | |
| 3195 vdev_config_dirty(tvd); | |
| 3196 | |
| 3197 /* | |
| 3198 * Set newvd's DTL to [TXG_INITIAL, open_txg]. It will propagate | |
| 3199 * upward when spa_vdev_exit() calls vdev_dtl_reassess(). | |
| 3200 */ | |
| 3201 open_txg = txg + TXG_CONCURRENT_STATES - 1; | |
| 3202 | |
|
8241
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
3203 vdev_dtl_dirty(newvd, DTL_MISSING, |
|
5a60f16123ba
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diff
changeset
|
3204 TXG_INITIAL, open_txg - TXG_INITIAL + 1); |
| 789 | 3205 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
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diff
changeset
|
3206 if (newvd->vdev_isspare) { |
|
3377
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6393525 vdev_reopen() should verify that it's still the same device
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diff
changeset
|
3207 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
|
3208 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
|
3209 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3210 |
|
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
|
3211 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>
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diff
changeset
|
3212 newvdpath = spa_strdup(newvd->vdev_path); |
|
7313
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diff
changeset
|
3213 newvd_isspare = newvd->vdev_isspare; |
| 1544 | 3214 |
| 789 | 3215 /* |
| 3216 * Mark newvd's DTL dirty in this txg. | |
| 3217 */ | |
| 1732 | 3218 vdev_dirty(tvd, VDD_DTL, newvd, txg); |
| 789 | 3219 |
| 3220 (void) spa_vdev_exit(spa, newrootvd, open_txg, 0); | |
| 3221 | |
|
9946
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
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9816
diff
changeset
|
3222 spa_history_internal_log(LOG_POOL_VDEV_ATTACH, spa, NULL, |
|
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6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
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diff
changeset
|
3223 CRED(), "%s vdev=%s %s vdev=%s", |
|
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6842809 zfs history needs to record system info on import/create
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9816
diff
changeset
|
3224 replacing && newvd_isspare ? "spare in" : |
|
86a051e72232
6842809 zfs history needs to record system info on import/create
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9816
diff
changeset
|
3225 replacing ? "replace" : "attach", newvdpath, |
|
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9816
diff
changeset
|
3226 replacing ? "for" : "to", oldvdpath); |
|
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|
3227 |
|
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|
3228 spa_strfree(oldvdpath); |
|
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6734585 zpool history should log when a spare device becomes active
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|
3229 spa_strfree(newvdpath); |
|
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changeset
|
3230 |
| 789 | 3231 /* |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3232 * Kick off a resilver to update newvd. |
| 789 | 3233 */ |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
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parents:
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diff
changeset
|
3234 VERIFY3U(spa_scrub(spa, POOL_SCRUB_RESILVER), ==, 0); |
| 789 | 3235 |
| 3236 return (0); | |
| 3237 } | |
| 3238 | |
| 3239 /* | |
| 3240 * Detach a device from a mirror or replacing vdev. | |
| 3241 * If 'replace_done' is specified, only detach if the parent | |
| 3242 * is a replacing vdev. | |
| 3243 */ | |
| 3244 int | |
|
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changeset
|
3245 spa_vdev_detach(spa_t *spa, uint64_t guid, uint64_t pguid, int replace_done) |
| 789 | 3246 { |
| 3247 uint64_t txg; | |
|
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changeset
|
3248 int error; |
| 789 | 3249 vdev_t *rvd = spa->spa_root_vdev; |
| 3250 vdev_t *vd, *pvd, *cvd, *tvd; | |
| 2082 | 3251 boolean_t unspare = B_FALSE; |
| 3252 uint64_t unspare_guid; | |
|
6673
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6697301 deadlock between ZFS and devfs can hang system
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diff
changeset
|
3253 size_t len; |
| 789 | 3254 |
| 3255 txg = spa_vdev_enter(spa); | |
| 3256 | |
|
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diff
changeset
|
3257 vd = spa_lookup_by_guid(spa, guid, B_FALSE); |
| 789 | 3258 |
| 3259 if (vd == NULL) | |
| 3260 return (spa_vdev_exit(spa, NULL, txg, ENODEV)); | |
| 3261 | |
|
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|
3262 if (!vd->vdev_ops->vdev_op_leaf) |
|
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changeset
|
3263 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); |
|
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changeset
|
3264 |
| 789 | 3265 pvd = vd->vdev_parent; |
| 3266 | |
| 3267 /* | |
|
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|
3268 * If the parent/child relationship is not as expected, don't do it. |
|
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changeset
|
3269 * 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
|
3270 * 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:
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diff
changeset
|
3271 * 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>
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diff
changeset
|
3272 * 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:
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diff
changeset
|
3273 * 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:
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diff
changeset
|
3274 * 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:
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diff
changeset
|
3275 * 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:
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diff
changeset
|
3276 * 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:
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diff
changeset
|
3277 * 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:
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diff
changeset
|
3278 * 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
|
3279 */ |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
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diff
changeset
|
3280 if (pvd->vdev_guid != pguid && pguid != 0) |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
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diff
changeset
|
3281 return (spa_vdev_exit(spa, NULL, txg, EBUSY)); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
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parents:
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diff
changeset
|
3282 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3283 /* |
| 789 | 3284 * If replace_done is specified, only remove this device if it's |
| 2082 | 3285 * the first child of a replacing vdev. For the 'spare' vdev, either |
| 3286 * disk can be removed. | |
| 789 | 3287 */ |
| 2082 | 3288 if (replace_done) { |
| 3289 if (pvd->vdev_ops == &vdev_replacing_ops) { | |
| 3290 if (vd->vdev_id != 0) | |
| 3291 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); | |
| 3292 } else if (pvd->vdev_ops != &vdev_spare_ops) { | |
| 3293 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); | |
| 3294 } | |
| 3295 } | |
| 3296 | |
| 3297 ASSERT(pvd->vdev_ops != &vdev_spare_ops || | |
| 4577 | 3298 spa_version(spa) >= SPA_VERSION_SPARES); |
| 789 | 3299 |
| 3300 /* | |
| 2082 | 3301 * Only mirror, replacing, and spare vdevs support detach. |
| 789 | 3302 */ |
| 3303 if (pvd->vdev_ops != &vdev_replacing_ops && | |
| 2082 | 3304 pvd->vdev_ops != &vdev_mirror_ops && |
| 3305 pvd->vdev_ops != &vdev_spare_ops) | |
| 789 | 3306 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); |
| 3307 | |
| 3308 /* | |
|
8241
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6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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changeset
|
3309 * 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:
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changeset
|
3310 * we cannot safely detach it. |
| 789 | 3311 */ |
|
8241
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6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
3312 if (vdev_dtl_required(vd)) |
| 789 | 3313 return (spa_vdev_exit(spa, NULL, txg, EBUSY)); |
| 3314 | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
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diff
changeset
|
3315 ASSERT(pvd->vdev_children >= 2); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
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diff
changeset
|
3316 |
| 789 | 3317 /* |
|
6673
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3318 * 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
|
3319 * 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
|
3320 * 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
|
3321 */ |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3322 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
|
3323 pvd->vdev_child[0]->vdev_path != NULL && |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3324 pvd->vdev_child[1]->vdev_path != NULL) { |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3325 ASSERT(pvd->vdev_child[1] == vd); |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3326 cvd = pvd->vdev_child[0]; |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3327 len = strlen(vd->vdev_path); |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3328 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
|
3329 strcmp(cvd->vdev_path + len, "/old") == 0) { |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3330 spa_strfree(cvd->vdev_path); |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3331 cvd->vdev_path = spa_strdup(vd->vdev_path); |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3332 } |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3333 } |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3334 |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3335 /* |
| 2082 | 3336 * If we are detaching the original disk from a spare, then it implies |
| 3337 * that the spare should become a real disk, and be removed from the | |
| 3338 * active spare list for the pool. | |
| 3339 */ | |
| 3340 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
|
3341 vd->vdev_id == 0 && pvd->vdev_child[1]->vdev_isspare) |
| 2082 | 3342 unspare = B_TRUE; |
| 3343 | |
| 3344 /* | |
| 789 | 3345 * Erase the disk labels so the disk can be used for other things. |
| 3346 * This must be done after all other error cases are handled, | |
| 3347 * but before we disembowel vd (so we can still do I/O to it). | |
| 3348 * But if we can't do it, don't treat the error as fatal -- | |
| 3349 * it may be that the unwritability of the disk is the reason | |
| 3350 * it's being detached! | |
| 3351 */ | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3352 error = vdev_label_init(vd, 0, VDEV_LABEL_REMOVE); |
| 789 | 3353 |
| 3354 /* | |
| 3355 * Remove vd from its parent and compact the parent's children. | |
| 3356 */ | |
| 3357 vdev_remove_child(pvd, vd); | |
| 3358 vdev_compact_children(pvd); | |
| 3359 | |
| 3360 /* | |
| 3361 * Remember one of the remaining children so we can get tvd below. | |
| 3362 */ | |
| 3363 cvd = pvd->vdev_child[0]; | |
| 3364 | |
| 3365 /* | |
| 2082 | 3366 * If we need to remove the remaining child from the list of hot spares, |
|
8241
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6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3367 * 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
|
3368 * 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
|
3369 * 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
|
3370 * 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
|
3371 * 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
|
3372 * the subsequent attempt to spa_vdev_remove(unspare_guid) would fail. |
| 2082 | 3373 */ |
| 3374 if (unspare) { | |
| 3375 ASSERT(cvd->vdev_isspare); | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3376 spa_spare_remove(cvd); |
| 2082 | 3377 unspare_guid = cvd->vdev_guid; |
|
8241
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6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
3378 (void) spa_vdev_remove(spa, unspare_guid, B_TRUE); |
| 2082 | 3379 } |
| 3380 | |
| 3381 /* | |
| 789 | 3382 * If the parent mirror/replacing vdev only has one child, |
| 3383 * the parent is no longer needed. Remove it from the tree. | |
| 3384 */ | |
| 3385 if (pvd->vdev_children == 1) | |
| 3386 vdev_remove_parent(cvd); | |
| 3387 | |
| 3388 /* | |
| 3389 * We don't set tvd until now because the parent we just removed | |
| 3390 * may have been the previous top-level vdev. | |
| 3391 */ | |
| 3392 tvd = cvd->vdev_top; | |
| 3393 ASSERT(tvd->vdev_parent == rvd); | |
| 3394 | |
| 3395 /* | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3396 * Reevaluate the parent vdev state. |
| 789 | 3397 */ |
| 4451 | 3398 vdev_propagate_state(cvd); |
| 789 | 3399 |
| 3400 /* | |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3401 * If the 'autoexpand' property is set on the pool then automatically |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3402 * try to expand the size of the pool. For example if the device we |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3403 * just detached was smaller than the others, it may be possible to |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3404 * add metaslabs (i.e. grow the pool). We need to reopen the vdev |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3405 * first so that we can obtain the updated sizes of the leaf vdevs. |
| 789 | 3406 */ |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3407 if (spa->spa_autoexpand) { |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3408 vdev_reopen(tvd); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3409 vdev_expand(tvd, txg); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3410 } |
| 789 | 3411 |
| 3412 vdev_config_dirty(tvd); | |
| 3413 | |
| 3414 /* | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3415 * 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
|
3416 * 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
|
3417 * 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
|
3418 * prevent vd from being accessed after it's freed. |
| 789 | 3419 */ |
|
8241
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6328632 zpool offline is a bit too conservative
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|
3420 for (int t = 0; t < TXG_SIZE; t++) |
| 789 | 3421 (void) txg_list_remove_this(&tvd->vdev_dtl_list, vd, t); |
| 1732 | 3422 vd->vdev_detached = B_TRUE; |
| 3423 vdev_dirty(tvd, VDD_DTL, vd, txg); | |
| 789 | 3424 |
| 4451 | 3425 spa_event_notify(spa, vd, ESC_ZFS_VDEV_REMOVE); |
| 3426 | |
| 2082 | 3427 error = spa_vdev_exit(spa, vd, txg, 0); |
| 3428 | |
| 3429 /* | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3430 * 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
|
3431 * 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
|
3432 * list of every other pool. |
| 2082 | 3433 */ |
| 3434 if (unspare) { | |
|
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|
3435 spa_t *myspa = spa; |
| 2082 | 3436 spa = NULL; |
| 3437 mutex_enter(&spa_namespace_lock); | |
| 3438 while ((spa = spa_next(spa)) != NULL) { | |
| 3439 if (spa->spa_state != POOL_STATE_ACTIVE) | |
| 3440 continue; | |
|
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6328632 zpool offline is a bit too conservative
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|
3441 if (spa == myspa) |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
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diff
changeset
|
3442 continue; |
|
7793
4dbbc0a3f135
6755897 recursive mutex enter in spa_vdev_enter when running test suite
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7754
diff
changeset
|
3443 spa_open_ref(spa, FTAG); |
|
4dbbc0a3f135
6755897 recursive mutex enter in spa_vdev_enter when running test suite
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7754
diff
changeset
|
3444 mutex_exit(&spa_namespace_lock); |
| 2082 | 3445 (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>
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7754
diff
changeset
|
3446 mutex_enter(&spa_namespace_lock); |
|
4dbbc0a3f135
6755897 recursive mutex enter in spa_vdev_enter when running test suite
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7754
diff
changeset
|
3447 spa_close(spa, FTAG); |
| 2082 | 3448 } |
| 3449 mutex_exit(&spa_namespace_lock); | |
| 3450 } | |
| 3451 | |
| 3452 return (error); | |
| 3453 } | |
| 3454 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3455 static nvlist_t * |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3456 spa_nvlist_lookup_by_guid(nvlist_t **nvpp, int count, uint64_t target_guid) |
| 2082 | 3457 { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3458 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>
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7706
diff
changeset
|
3459 uint64_t guid; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3460 |
|
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 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>
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7706
diff
changeset
|
3462 &guid) == 0); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3463 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3464 if (guid == target_guid) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3465 return (nvpp[i]); |
| 2082 | 3466 } |
| 3467 | |
|
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
|
3468 return (NULL); |
| 5450 | 3469 } |
| 3470 | |
|
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
|
3471 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
|
3472 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
|
3473 nvlist_t *dev_to_remove) |
| 5450 | 3474 { |
|
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
|
3475 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
|
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 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
|
3478 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
|
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 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
|
3481 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
|
3482 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
|
3483 VERIFY(nvlist_dup(dev[i], &newdev[j++], KM_SLEEP) == 0); |
| 5450 | 3484 } |
| 3485 | |
|
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
|
3486 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
|
3487 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
|
3488 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3489 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
|
3490 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
|
3491 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3492 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
|
3493 kmem_free(newdev, (count - 1) * sizeof (void *)); |
| 5450 | 3494 } |
| 3495 | |
| 3496 /* | |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3497 * Removing a device from the vdev namespace requires several steps |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3498 * and can take a significant amount of time. As a result we use |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3499 * the spa_vdev_config_[enter/exit] functions which allow us to |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3500 * grab and release the spa_config_lock while still holding the namespace |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3501 * lock. During each step the configuration is synced out. |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3502 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3503 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3504 /* |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3505 * Initial phase of device removal - stop future allocations from this device. |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3506 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3507 void |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3508 spa_vdev_remove_start(spa_t *spa, vdev_t *vd) |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3509 { |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3510 metaslab_group_t *mg = vd->vdev_mg; |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3511 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3512 ASSERT(MUTEX_HELD(&spa_namespace_lock)); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3513 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
|
986cb68d2347
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George Wilson <George.Wilson@Sun.COM>
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10575
diff
changeset
|
3514 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3515 /* |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3516 * Remove our vdev from the allocatable vdevs |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3517 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3518 if (mg) |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3519 metaslab_class_remove(mg->mg_class, mg); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3520 } |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3521 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3522 /* |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3523 * Evacuate the device. |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3524 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3525 int |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3526 spa_vdev_remove_evacuate(spa_t *spa, vdev_t *vd) |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3527 { |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3528 uint64_t txg; |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3529 int error; |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3530 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3531 ASSERT(MUTEX_HELD(&spa_namespace_lock)); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3532 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == 0); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3533 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3534 /* |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3535 * Evacuate the device. We don't hold the config lock as writer |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3536 * since we need to do I/O but we do keep the |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3537 * spa_namespace_lock held. Once this completes the device |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3538 * should no longer have any blocks allocated on it. |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3539 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3540 if (vd->vdev_islog) { |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3541 /* |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3542 * Evacuate the device. |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3543 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3544 if (error = dmu_objset_find(spa_name(spa), |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3545 zil_vdev_offline, NULL, DS_FIND_CHILDREN)) { |
|
986cb68d2347
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parents:
10575
diff
changeset
|
3546 uint64_t txg; |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3547 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
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10575
diff
changeset
|
3548 txg = spa_vdev_config_enter(spa); |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3549 metaslab_class_add(spa->spa_log_class, |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3550 vd->vdev_mg); |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3551 return (spa_vdev_exit(spa, NULL, txg, error)); |
|
986cb68d2347
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parents:
10575
diff
changeset
|
3552 } |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3553 txg_wait_synced(spa_get_dsl(spa), 0); |
|
986cb68d2347
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parents:
10575
diff
changeset
|
3554 } |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3555 |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3556 /* |
|
986cb68d2347
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10575
diff
changeset
|
3557 * Remove any remaining MOS metadata associated with the device. |
|
986cb68d2347
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parents:
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diff
changeset
|
3558 */ |
|
986cb68d2347
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10575
diff
changeset
|
3559 txg = spa_vdev_config_enter(spa); |
|
986cb68d2347
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diff
changeset
|
3560 vd->vdev_removing = B_TRUE; |
|
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diff
changeset
|
3561 vdev_dirty(vd, 0, NULL, txg); |
|
986cb68d2347
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diff
changeset
|
3562 vdev_config_dirty(vd); |
|
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diff
changeset
|
3563 spa_vdev_config_exit(spa, NULL, txg, 0, FTAG); |
|
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diff
changeset
|
3564 |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3565 return (0); |
|
986cb68d2347
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parents:
10575
diff
changeset
|
3566 } |
|
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diff
changeset
|
3567 |
|
986cb68d2347
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diff
changeset
|
3568 /* |
|
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diff
changeset
|
3569 * Complete the removal by cleaning up the namespace. |
|
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diff
changeset
|
3570 */ |
|
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diff
changeset
|
3571 void |
|
986cb68d2347
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diff
changeset
|
3572 spa_vdev_remove_done(spa_t *spa, vdev_t *vd) |
|
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diff
changeset
|
3573 { |
|
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diff
changeset
|
3574 vdev_t *rvd = spa->spa_root_vdev; |
|
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diff
changeset
|
3575 metaslab_group_t *mg = vd->vdev_mg; |
|
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diff
changeset
|
3576 uint64_t id = vd->vdev_id; |
|
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diff
changeset
|
3577 boolean_t last_vdev = (id == (rvd->vdev_children - 1)); |
|
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diff
changeset
|
3578 |
|
986cb68d2347
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diff
changeset
|
3579 ASSERT(MUTEX_HELD(&spa_namespace_lock)); |
|
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diff
changeset
|
3580 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
|
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diff
changeset
|
3581 |
|
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diff
changeset
|
3582 (void) vdev_label_init(vd, 0, VDEV_LABEL_REMOVE); |
|
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diff
changeset
|
3583 vdev_free(vd); |
|
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diff
changeset
|
3584 |
|
986cb68d2347
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parents:
10575
diff
changeset
|
3585 /* |
|
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parents:
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diff
changeset
|
3586 * It's possible that another thread is trying todo a spa_vdev_add() |
|
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diff
changeset
|
3587 * at the same time we're trying remove it. As a result the |
|
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diff
changeset
|
3588 * added vdev may not have initialized its metaslabs yet. |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
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diff
changeset
|
3589 */ |
|
986cb68d2347
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parents:
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diff
changeset
|
3590 if (mg != NULL) |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
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diff
changeset
|
3591 metaslab_group_destroy(mg); |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
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diff
changeset
|
3592 |
|
986cb68d2347
6574286 removing a slog doesn't work
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diff
changeset
|
3593 if (last_vdev) { |
|
986cb68d2347
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parents:
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diff
changeset
|
3594 vdev_compact_children(rvd); |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
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diff
changeset
|
3595 } else { |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3596 vd = vdev_alloc_common(spa, id, 0, &vdev_hole_ops); |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3597 vdev_add_child(rvd, vd); |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
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diff
changeset
|
3598 } |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3599 vdev_config_dirty(rvd); |
|
986cb68d2347
6574286 removing a slog doesn't work
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diff
changeset
|
3600 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3601 /* |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3602 * Reassess the health of our root vdev. |
|
986cb68d2347
6574286 removing a slog doesn't work
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diff
changeset
|
3603 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
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diff
changeset
|
3604 vdev_reopen(rvd); |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
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diff
changeset
|
3605 } |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
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diff
changeset
|
3606 |
|
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6574286 removing a slog doesn't work
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diff
changeset
|
3607 /* |
| 5450 | 3608 * Remove a device from the pool. Currently, this supports removing only hot |
|
10594
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diff
changeset
|
3609 * spares, slogs, and level 2 ARC devices. |
| 5450 | 3610 */ |
| 3611 int | |
| 3612 spa_vdev_remove(spa_t *spa, uint64_t guid, boolean_t unspare) | |
| 3613 { | |
| 3614 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:
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diff
changeset
|
3615 nvlist_t **spares, **l2cache, *nv; |
|
10594
986cb68d2347
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diff
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|
3616 uint64_t txg = 0; |
| 5450 | 3617 uint_t nspares, nl2cache; |
| 3618 int error = 0; | |
|
8241
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6328632 zpool offline is a bit too conservative
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diff
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|
3619 boolean_t locked = MUTEX_HELD(&spa_namespace_lock); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
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diff
changeset
|
3620 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
3621 if (!locked) |
|
5a60f16123ba
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
3622 txg = spa_vdev_enter(spa); |
| 5450 | 3623 |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
3624 vd = spa_lookup_by_guid(spa, guid, B_FALSE); |
| 5450 | 3625 |
| 3626 if (spa->spa_spares.sav_vdevs != NULL && | |
| 3627 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:
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diff
changeset
|
3628 ZPOOL_CONFIG_SPARES, &spares, &nspares) == 0 && |
|
b80e4842ad54
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3629 (nv = spa_nvlist_lookup_by_guid(spares, nspares, guid)) != NULL) { |
|
b80e4842ad54
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diff
changeset
|
3630 /* |
|
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6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
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diff
changeset
|
3631 * Only remove the hot spare if it's not currently in use |
|
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diff
changeset
|
3632 * in this pool. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
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diff
changeset
|
3633 */ |
|
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6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
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diff
changeset
|
3634 if (vd == NULL || unspare) { |
|
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diff
changeset
|
3635 spa_vdev_remove_aux(spa->spa_spares.sav_config, |
|
b80e4842ad54
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
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diff
changeset
|
3636 ZPOOL_CONFIG_SPARES, spares, nspares, nv); |
|
b80e4842ad54
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parents:
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diff
changeset
|
3637 spa_load_spares(spa); |
|
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parents:
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diff
changeset
|
3638 spa->spa_spares.sav_sync = B_TRUE; |
|
b80e4842ad54
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
3639 } else { |
|
b80e4842ad54
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3640 error = EBUSY; |
|
b80e4842ad54
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parents:
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diff
changeset
|
3641 } |
|
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6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3642 } else if (spa->spa_l2cache.sav_vdevs != NULL && |
| 5450 | 3643 nvlist_lookup_nvlist_array(spa->spa_l2cache.sav_config, |
|
7754
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
3644 ZPOOL_CONFIG_L2CACHE, &l2cache, &nl2cache) == 0 && |
|
b80e4842ad54
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
3645 (nv = spa_nvlist_lookup_by_guid(l2cache, nl2cache, guid)) != NULL) { |
|
b80e4842ad54
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diff
changeset
|
3646 /* |
|
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parents:
7706
diff
changeset
|
3647 * Cache devices can always be removed. |
|
b80e4842ad54
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diff
changeset
|
3648 */ |
|
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3649 spa_vdev_remove_aux(spa->spa_l2cache.sav_config, |
|
b80e4842ad54
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3650 ZPOOL_CONFIG_L2CACHE, l2cache, nl2cache, nv); |
| 5450 | 3651 spa_load_l2cache(spa); |
| 3652 spa->spa_l2cache.sav_sync = B_TRUE; | |
|
10594
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diff
changeset
|
3653 } else if (vd != NULL && vd->vdev_islog) { |
|
986cb68d2347
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parents:
10575
diff
changeset
|
3654 ASSERT(!locked); |
|
986cb68d2347
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parents:
10575
diff
changeset
|
3655 |
|
986cb68d2347
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diff
changeset
|
3656 /* |
|
986cb68d2347
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diff
changeset
|
3657 * XXX - Once we have bp-rewrite this should |
|
986cb68d2347
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parents:
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diff
changeset
|
3658 * become the common case. |
|
986cb68d2347
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parents:
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diff
changeset
|
3659 */ |
|
986cb68d2347
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George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3660 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3661 /* |
|
986cb68d2347
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George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3662 * 1. Stop allocations |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3663 * 2. Evacuate the device (i.e. kill off stubby and |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3664 * metadata) and wait for it to complete (i.e. sync). |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3665 * 3. Cleanup the vdev namespace. |
|
986cb68d2347
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parents:
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diff
changeset
|
3666 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3667 spa_vdev_remove_start(spa, vd); |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3668 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3669 spa_vdev_config_exit(spa, NULL, txg, 0, FTAG); |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
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diff
changeset
|
3670 if ((error = spa_vdev_remove_evacuate(spa, vd)) != 0) |
|
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3671 return (error); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3672 txg = spa_vdev_config_enter(spa); |
|
986cb68d2347
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parents:
10575
diff
changeset
|
3673 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3674 spa_vdev_remove_done(spa, vd); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
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10575
diff
changeset
|
3675 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3676 } else if (vd != NULL) { |
|
b80e4842ad54
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parents:
7706
diff
changeset
|
3677 /* |
|
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 * Normal vdevs cannot be removed (yet). |
|
b80e4842ad54
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diff
changeset
|
3679 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
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7706
diff
changeset
|
3680 error = ENOTSUP; |
|
b80e4842ad54
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diff
changeset
|
3681 } else { |
|
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7706
diff
changeset
|
3682 /* |
|
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7706
diff
changeset
|
3683 * There is no vdev of any kind with the specified guid. |
|
b80e4842ad54
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diff
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|
3684 */ |
|
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diff
changeset
|
3685 error = ENOENT; |
| 5450 | 3686 } |
| 2082 | 3687 |
|
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diff
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|
3688 if (!locked) |
|
5a60f16123ba
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diff
changeset
|
3689 return (spa_vdev_exit(spa, NULL, txg, error)); |
|
5a60f16123ba
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|
3690 |
|
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changeset
|
3691 return (error); |
| 789 | 3692 } |
| 3693 | |
| 3694 /* | |
| 4451 | 3695 * Find any device that's done replacing, or a vdev marked 'unspare' that's |
| 3696 * current spared, so we can detach it. | |
| 789 | 3697 */ |
| 1544 | 3698 static vdev_t * |
| 4451 | 3699 spa_vdev_resilver_done_hunt(vdev_t *vd) |
| 789 | 3700 { |
| 1544 | 3701 vdev_t *newvd, *oldvd; |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
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9790
diff
changeset
|
3702 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
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9790
diff
changeset
|
3703 for (int c = 0; c < vd->vdev_children; c++) { |
| 4451 | 3704 oldvd = spa_vdev_resilver_done_hunt(vd->vdev_child[c]); |
| 1544 | 3705 if (oldvd != NULL) |
| 3706 return (oldvd); | |
| 3707 } | |
| 789 | 3708 |
| 4451 | 3709 /* |
| 3710 * Check for a completed replacement. | |
| 3711 */ | |
| 789 | 3712 if (vd->vdev_ops == &vdev_replacing_ops && vd->vdev_children == 2) { |
| 1544 | 3713 oldvd = vd->vdev_child[0]; |
| 3714 newvd = vd->vdev_child[1]; | |
| 789 | 3715 |
|
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changeset
|
3716 if (vdev_dtl_empty(newvd, DTL_MISSING) && |
|
5a60f16123ba
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diff
changeset
|
3717 !vdev_dtl_required(oldvd)) |
| 1544 | 3718 return (oldvd); |
| 3719 } | |
| 789 | 3720 |
| 4451 | 3721 /* |
| 3722 * Check for a completed resilver with the 'unspare' flag set. | |
| 3723 */ | |
| 3724 if (vd->vdev_ops == &vdev_spare_ops && vd->vdev_children == 2) { | |
| 3725 newvd = vd->vdev_child[0]; | |
| 3726 oldvd = vd->vdev_child[1]; | |
| 3727 | |
| 3728 if (newvd->vdev_unspare && | |
|
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changeset
|
3729 vdev_dtl_empty(newvd, DTL_MISSING) && |
|
5a60f16123ba
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diff
changeset
|
3730 !vdev_dtl_required(oldvd)) { |
| 4451 | 3731 newvd->vdev_unspare = 0; |
| 3732 return (oldvd); | |
| 3733 } | |
| 3734 } | |
| 3735 | |
| 1544 | 3736 return (NULL); |
| 789 | 3737 } |
| 3738 | |
| 1544 | 3739 static void |
| 4451 | 3740 spa_vdev_resilver_done(spa_t *spa) |
| 789 | 3741 { |
|
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diff
changeset
|
3742 vdev_t *vd, *pvd, *ppvd; |
|
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diff
changeset
|
3743 uint64_t guid, sguid, pguid, ppguid; |
|
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diff
changeset
|
3744 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3745 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 789 | 3746 |
| 4451 | 3747 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
|
3748 pvd = vd->vdev_parent; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3749 ppvd = pvd->vdev_parent; |
| 1544 | 3750 guid = vd->vdev_guid; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3751 pguid = pvd->vdev_guid; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3752 ppguid = ppvd->vdev_guid; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3753 sguid = 0; |
| 2082 | 3754 /* |
| 3755 * If we have just finished replacing a hot spared device, then | |
| 3756 * we need to detach the parent's first child (the original hot | |
| 3757 * spare) as well. | |
| 3758 */ | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3759 if (ppvd->vdev_ops == &vdev_spare_ops && pvd->vdev_id == 0) { |
| 2082 | 3760 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
|
3761 ASSERT(ppvd->vdev_children == 2); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3762 sguid = ppvd->vdev_child[1]->vdev_guid; |
| 2082 | 3763 } |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3764 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
|
3765 if (spa_vdev_detach(spa, guid, pguid, B_TRUE) != 0) |
| 1544 | 3766 return; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3767 if (sguid && spa_vdev_detach(spa, sguid, ppguid, B_TRUE) != 0) |
| 2082 | 3768 return; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3769 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 789 | 3770 } |
| 3771 | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3772 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 3773 } |
| 3774 | |
| 3775 /* | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3776 * 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
|
3777 * 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
|
3778 */ |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3779 int |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3780 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
|
3781 boolean_t ispath) |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3782 { |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
3783 vdev_t *vd; |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3784 uint64_t txg; |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3785 |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3786 txg = spa_vdev_enter(spa); |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3787 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3788 if ((vd = spa_lookup_by_guid(spa, guid, B_TRUE)) == NULL) |
| 5450 | 3789 return (spa_vdev_exit(spa, NULL, txg, ENOENT)); |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3790 |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3791 if (!vd->vdev_ops->vdev_op_leaf) |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3792 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
|
3793 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3794 if (ispath) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3795 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
|
3796 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
|
3797 } else { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3798 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
|
3799 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
|
3800 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
|
3801 } |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3802 |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3803 vdev_config_dirty(vd->vdev_top); |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3804 |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3805 return (spa_vdev_exit(spa, NULL, txg, 0)); |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3806 } |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3807 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3808 int |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3809 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
|
3810 { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3811 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
|
3812 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3813 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3814 int |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3815 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
|
3816 { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3817 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
|
3818 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3819 |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
3820 /* |
| 789 | 3821 * ========================================================================== |
| 3822 * SPA Scrubbing | |
| 3823 * ========================================================================== | |
| 3824 */ | |
| 3825 | |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3826 int |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3827 spa_scrub(spa_t *spa, pool_scrub_type_t type) |
| 789 | 3828 { |
|
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
|
3829 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == 0); |
| 4808 | 3830 |
| 789 | 3831 if ((uint_t)type >= POOL_SCRUB_TYPES) |
| 3832 return (ENOTSUP); | |
| 3833 | |
| 3834 /* | |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3835 * 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
|
3836 * writeable leaf device, we have nothing to do. |
| 789 | 3837 */ |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3838 if (type == POOL_SCRUB_RESILVER && |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3839 !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
|
3840 spa_async_request(spa, SPA_ASYNC_RESILVER_DONE); |
| 1544 | 3841 return (0); |
| 3842 } | |
| 789 | 3843 |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3844 if (type == POOL_SCRUB_EVERYTHING && |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3845 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
|
3846 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
|
3847 return (EBUSY); |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3848 |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3849 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
|
3850 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
|
3851 } else if (type == POOL_SCRUB_NONE) { |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3852 return (dsl_pool_scrub_cancel(spa->spa_dsl_pool)); |
| 1544 | 3853 } else { |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3854 return (EINVAL); |
| 1544 | 3855 } |
| 789 | 3856 } |
| 3857 | |
| 1544 | 3858 /* |
| 3859 * ========================================================================== | |
| 3860 * SPA async task processing | |
| 3861 * ========================================================================== | |
| 3862 */ | |
| 3863 | |
| 3864 static void | |
| 4451 | 3865 spa_async_remove(spa_t *spa, vdev_t *vd) |
| 789 | 3866 { |
|
7361
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
3867 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
|
3868 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
|
3869 vdev_set_state(vd, B_FALSE, VDEV_STATE_REMOVED, VDEV_AUX_NONE); |
|
10575
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
3870 |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
3871 /* |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
3872 * We want to clear the stats, but we don't want to do a full |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
3873 * vdev_clear() as that will cause us to throw away |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
3874 * degraded/faulted state as well as attempt to reopen the |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
3875 * device, all of which is a waste. |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
3876 */ |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
3877 vd->vdev_stat.vs_read_errors = 0; |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
3878 vd->vdev_stat.vs_write_errors = 0; |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
3879 vd->vdev_stat.vs_checksum_errors = 0; |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
3880 |
|
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
|
3881 vdev_state_dirty(vd->vdev_top); |
| 1544 | 3882 } |
|
7361
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
3883 |
|
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
|
3884 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
|
3885 spa_async_remove(spa, vd->vdev_child[c]); |
| 1544 | 3886 } |
| 3887 | |
| 3888 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
|
3889 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
|
3890 { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3891 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
|
3892 vd->vdev_probe_wanted = 0; |
|
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6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
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|
3893 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>
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7706
diff
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|
3894 } |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3895 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3896 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
|
3897 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
|
3898 } |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3899 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3900 static void |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3901 spa_async_autoexpand(spa_t *spa, vdev_t *vd) |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
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|
3902 { |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
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parents:
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diff
changeset
|
3903 sysevent_id_t eid; |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3904 nvlist_t *attr; |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3905 char *physpath; |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3906 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3907 if (!spa->spa_autoexpand) |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3908 return; |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3909 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
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9790
diff
changeset
|
3910 for (int c = 0; c < vd->vdev_children; c++) { |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3911 vdev_t *cvd = vd->vdev_child[c]; |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
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parents:
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diff
changeset
|
3912 spa_async_autoexpand(spa, cvd); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
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|
3913 } |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
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9790
diff
changeset
|
3914 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3915 if (!vd->vdev_ops->vdev_op_leaf || vd->vdev_physpath == NULL) |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
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|
3916 return; |
|
847676ec1c5b
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George Wilson <George.Wilson@Sun.COM>
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9790
diff
changeset
|
3917 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3918 physpath = kmem_zalloc(MAXPATHLEN, KM_SLEEP); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3919 (void) snprintf(physpath, MAXPATHLEN, "/devices%s", vd->vdev_physpath); |
|
847676ec1c5b
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diff
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|
3920 |
|
847676ec1c5b
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George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3921 VERIFY(nvlist_alloc(&attr, NV_UNIQUE_NAME, KM_SLEEP) == 0); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3922 VERIFY(nvlist_add_string(attr, DEV_PHYS_PATH, physpath) == 0); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
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|
3923 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3924 (void) ddi_log_sysevent(zfs_dip, SUNW_VENDOR, EC_DEV_STATUS, |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3925 ESC_DEV_DLE, attr, &eid, DDI_SLEEP); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3926 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3927 nvlist_free(attr); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3928 kmem_free(physpath, MAXPATHLEN); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
3929 } |
|
847676ec1c5b
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parents:
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diff
changeset
|
3930 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
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diff
changeset
|
3931 static void |
| 1544 | 3932 spa_async_thread(spa_t *spa) |
| 3933 { | |
|
7754
b80e4842ad54
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
3934 int tasks; |
| 1544 | 3935 |
| 3936 ASSERT(spa->spa_sync_on); | |
| 789 | 3937 |
| 1544 | 3938 mutex_enter(&spa->spa_async_lock); |
| 3939 tasks = spa->spa_async_tasks; | |
| 3940 spa->spa_async_tasks = 0; | |
| 3941 mutex_exit(&spa->spa_async_lock); | |
| 3942 | |
| 3943 /* | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3944 * 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
|
3945 */ |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
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parents:
1601
diff
changeset
|
3946 if (tasks & SPA_ASYNC_CONFIG_UPDATE) { |
|
9816
847676ec1c5b
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George Wilson <George.Wilson@Sun.COM>
parents:
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diff
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|
3947 uint64_t oldsz, space_update; |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
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9790
diff
changeset
|
3948 |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3949 mutex_enter(&spa_namespace_lock); |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
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parents:
9790
diff
changeset
|
3950 oldsz = spa_get_space(spa); |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3951 spa_config_update(spa, SPA_CONFIG_UPDATE_POOL); |
|
9816
847676ec1c5b
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parents:
9790
diff
changeset
|
3952 space_update = spa_get_space(spa) - oldsz; |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3953 mutex_exit(&spa_namespace_lock); |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
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9790
diff
changeset
|
3954 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
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diff
changeset
|
3955 /* |
|
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9790
diff
changeset
|
3956 * If the pool grew as a result of the config update, |
|
847676ec1c5b
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9790
diff
changeset
|
3957 * then log an internal history event. |
|
847676ec1c5b
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parents:
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diff
changeset
|
3958 */ |
|
847676ec1c5b
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9790
diff
changeset
|
3959 if (space_update) { |
|
9946
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
3960 spa_history_internal_log(LOG_POOL_VDEV_ONLINE, |
|
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
3961 spa, NULL, CRED(), |
|
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
3962 "pool '%s' size: %llu(+%llu)", |
|
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
3963 spa_name(spa), spa_get_space(spa), |
|
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
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9816
diff
changeset
|
3964 space_update); |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
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9790
diff
changeset
|
3965 } |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
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1601
diff
changeset
|
3966 } |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
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1601
diff
changeset
|
3967 |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
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1601
diff
changeset
|
3968 /* |
| 4451 | 3969 * See if any devices need to be marked REMOVED. |
| 1544 | 3970 */ |
|
7754
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6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
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diff
changeset
|
3971 if (tasks & SPA_ASYNC_REMOVE) { |
|
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10672
diff
changeset
|
3972 spa_vdev_state_enter(spa, SCL_NONE); |
| 4451 | 3973 spa_async_remove(spa, spa->spa_root_vdev); |
|
7754
b80e4842ad54
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diff
changeset
|
3974 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
|
3975 spa_async_remove(spa, spa->spa_l2cache.sav_vdevs[i]); |
|
7754
b80e4842ad54
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3976 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
|
3977 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
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diff
changeset
|
3978 (void) spa_vdev_state_exit(spa, NULL, 0); |
|
b80e4842ad54
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diff
changeset
|
3979 } |
|
b80e4842ad54
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diff
changeset
|
3980 |
|
9816
847676ec1c5b
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diff
changeset
|
3981 if ((tasks & SPA_ASYNC_AUTOEXPAND) && !spa_suspended(spa)) { |
|
847676ec1c5b
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9790
diff
changeset
|
3982 spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); |
|
847676ec1c5b
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9790
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changeset
|
3983 spa_async_autoexpand(spa, spa->spa_root_vdev); |
|
847676ec1c5b
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9790
diff
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|
3984 spa_config_exit(spa, SCL_CONFIG, FTAG); |
|
847676ec1c5b
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9790
diff
changeset
|
3985 } |
|
847676ec1c5b
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diff
changeset
|
3986 |
|
7754
b80e4842ad54
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changeset
|
3987 /* |
|
b80e4842ad54
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changeset
|
3988 * See if any devices need to be probed. |
|
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diff
changeset
|
3989 */ |
|
b80e4842ad54
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|
3990 if (tasks & SPA_ASYNC_PROBE) { |
|
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
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diff
changeset
|
3991 spa_vdev_state_enter(spa, SCL_NONE); |
|
7754
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|
3992 spa_async_probe(spa, spa->spa_root_vdev); |
|
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|
3993 (void) spa_vdev_state_exit(spa, NULL, 0); |
| 4451 | 3994 } |
| 1544 | 3995 |
| 3996 /* | |
| 3997 * If any devices are done replacing, detach them. | |
| 3998 */ | |
| 4451 | 3999 if (tasks & SPA_ASYNC_RESILVER_DONE) |
| 4000 spa_vdev_resilver_done(spa); | |
| 789 | 4001 |
| 1544 | 4002 /* |
| 4003 * Kick off a resilver. | |
| 4004 */ | |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4005 if (tasks & SPA_ASYNC_RESILVER) |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4006 VERIFY(spa_scrub(spa, POOL_SCRUB_RESILVER) == 0); |
| 1544 | 4007 |
| 4008 /* | |
| 4009 * Let the world know that we're done. | |
| 4010 */ | |
| 4011 mutex_enter(&spa->spa_async_lock); | |
| 4012 spa->spa_async_thread = NULL; | |
| 4013 cv_broadcast(&spa->spa_async_cv); | |
| 4014 mutex_exit(&spa->spa_async_lock); | |
| 4015 thread_exit(); | |
| 4016 } | |
| 4017 | |
| 4018 void | |
| 4019 spa_async_suspend(spa_t *spa) | |
| 4020 { | |
| 4021 mutex_enter(&spa->spa_async_lock); | |
| 4022 spa->spa_async_suspended++; | |
| 4023 while (spa->spa_async_thread != NULL) | |
| 4024 cv_wait(&spa->spa_async_cv, &spa->spa_async_lock); | |
| 4025 mutex_exit(&spa->spa_async_lock); | |
| 4026 } | |
| 4027 | |
| 4028 void | |
| 4029 spa_async_resume(spa_t *spa) | |
| 4030 { | |
| 4031 mutex_enter(&spa->spa_async_lock); | |
| 4032 ASSERT(spa->spa_async_suspended != 0); | |
| 4033 spa->spa_async_suspended--; | |
| 4034 mutex_exit(&spa->spa_async_lock); | |
| 4035 } | |
| 4036 | |
| 4037 static void | |
| 4038 spa_async_dispatch(spa_t *spa) | |
| 4039 { | |
| 4040 mutex_enter(&spa->spa_async_lock); | |
| 4041 if (spa->spa_async_tasks && !spa->spa_async_suspended && | |
|
1635
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6398664 zpool detach: missing argument to error message causes core dump
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|
4042 spa->spa_async_thread == NULL && |
|
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1601
diff
changeset
|
4043 rootdir != NULL && !vn_is_readonly(rootdir)) |
| 1544 | 4044 spa->spa_async_thread = thread_create(NULL, 0, |
| 4045 spa_async_thread, spa, 0, &p0, TS_RUN, maxclsyspri); | |
| 4046 mutex_exit(&spa->spa_async_lock); | |
| 4047 } | |
| 4048 | |
| 4049 void | |
| 4050 spa_async_request(spa_t *spa, int task) | |
| 4051 { | |
| 4052 mutex_enter(&spa->spa_async_lock); | |
| 4053 spa->spa_async_tasks |= task; | |
| 4054 mutex_exit(&spa->spa_async_lock); | |
| 789 | 4055 } |
| 4056 | |
| 4057 /* | |
| 4058 * ========================================================================== | |
| 4059 * SPA syncing routines | |
| 4060 * ========================================================================== | |
| 4061 */ | |
| 4062 | |
| 4063 static void | |
| 4064 spa_sync_deferred_frees(spa_t *spa, uint64_t txg) | |
| 4065 { | |
| 4066 bplist_t *bpl = &spa->spa_sync_bplist; | |
| 4067 dmu_tx_t *tx; | |
| 4068 blkptr_t blk; | |
| 4069 uint64_t itor = 0; | |
| 4070 zio_t *zio; | |
| 4071 int error; | |
| 4072 uint8_t c = 1; | |
| 4073 | |
|
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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|
4074 zio = zio_root(spa, NULL, NULL, ZIO_FLAG_CANFAIL); |
|
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|
4075 |
|
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|
4076 while (bplist_iterate(bpl, &itor, &blk) == 0) { |
|
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diff
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|
4077 ASSERT(blk.blk_birth < txg); |
|
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|
4078 zio_nowait(zio_free(zio, spa, txg, &blk, NULL, NULL, |
|
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4079 ZIO_FLAG_MUSTSUCCEED)); |
|
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|
4080 } |
| 789 | 4081 |
| 4082 error = zio_wait(zio); | |
| 4083 ASSERT3U(error, ==, 0); | |
| 4084 | |
| 4085 tx = dmu_tx_create_assigned(spa->spa_dsl_pool, txg); | |
| 4086 bplist_vacate(bpl, tx); | |
| 4087 | |
| 4088 /* | |
| 4089 * Pre-dirty the first block so we sync to convergence faster. | |
| 4090 * (Usually only the first block is needed.) | |
| 4091 */ | |
| 4092 dmu_write(spa->spa_meta_objset, spa->spa_sync_bplist_obj, 0, 1, &c, tx); | |
| 4093 dmu_tx_commit(tx); | |
| 4094 } | |
| 4095 | |
| 4096 static void | |
| 2082 | 4097 spa_sync_nvlist(spa_t *spa, uint64_t obj, nvlist_t *nv, dmu_tx_t *tx) |
| 4098 { | |
| 4099 char *packed = NULL; | |
|
7497
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Tim Haley <Tim.Haley@Sun.COM>
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7377
diff
changeset
|
4100 size_t bufsize; |
| 2082 | 4101 size_t nvsize = 0; |
| 4102 dmu_buf_t *db; | |
| 4103 | |
| 4104 VERIFY(nvlist_size(nv, &nvsize, NV_ENCODE_XDR) == 0); | |
| 4105 | |
|
7497
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6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
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7377
diff
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|
4106 /* |
|
f6c6be3b6154
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diff
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|
4107 * Write full (SPA_CONFIG_BLOCKSIZE) blocks of configuration |
|
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diff
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|
4108 * information. This avoids the dbuf_will_dirty() path and |
|
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diff
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|
4109 * saves us a pre-read to get data we don't actually care about. |
|
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diff
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|
4110 */ |
|
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6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
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diff
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|
4111 bufsize = P2ROUNDUP(nvsize, SPA_CONFIG_BLOCKSIZE); |
|
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diff
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|
4112 packed = kmem_alloc(bufsize, KM_SLEEP); |
| 2082 | 4113 |
| 4114 VERIFY(nvlist_pack(nv, &packed, &nvsize, NV_ENCODE_XDR, | |
| 4115 KM_SLEEP) == 0); | |
|
7497
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diff
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|
4116 bzero(packed + nvsize, bufsize - nvsize); |
|
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Tim Haley <Tim.Haley@Sun.COM>
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diff
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|
4117 |
|
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diff
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|
4118 dmu_write(spa->spa_meta_objset, obj, 0, bufsize, packed, tx); |
|
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|
4119 |
|
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|
4120 kmem_free(packed, bufsize); |
| 2082 | 4121 |
| 4122 VERIFY(0 == dmu_bonus_hold(spa->spa_meta_objset, obj, FTAG, &db)); | |
| 4123 dmu_buf_will_dirty(db, tx); | |
| 4124 *(uint64_t *)db->db_data = nvsize; | |
| 4125 dmu_buf_rele(db, FTAG); | |
| 4126 } | |
| 4127 | |
| 4128 static void | |
| 5450 | 4129 spa_sync_aux_dev(spa_t *spa, spa_aux_vdev_t *sav, dmu_tx_t *tx, |
| 4130 const char *config, const char *entry) | |
| 2082 | 4131 { |
| 4132 nvlist_t *nvroot; | |
| 5450 | 4133 nvlist_t **list; |
| 2082 | 4134 int i; |
| 4135 | |
| 5450 | 4136 if (!sav->sav_sync) |
| 2082 | 4137 return; |
| 4138 | |
| 4139 /* | |
| 5450 | 4140 * Update the MOS nvlist describing the list of available devices. |
| 4141 * spa_validate_aux() will have already made sure this nvlist is | |
| 4451 | 4142 * valid and the vdevs are labeled appropriately. |
| 2082 | 4143 */ |
| 5450 | 4144 if (sav->sav_object == 0) { |
| 4145 sav->sav_object = dmu_object_alloc(spa->spa_meta_objset, | |
| 4146 DMU_OT_PACKED_NVLIST, 1 << 14, DMU_OT_PACKED_NVLIST_SIZE, | |
| 4147 sizeof (uint64_t), tx); | |
| 2082 | 4148 VERIFY(zap_update(spa->spa_meta_objset, |
| 5450 | 4149 DMU_POOL_DIRECTORY_OBJECT, entry, sizeof (uint64_t), 1, |
| 4150 &sav->sav_object, tx) == 0); | |
| 2082 | 4151 } |
| 4152 | |
| 4153 VERIFY(nvlist_alloc(&nvroot, NV_UNIQUE_NAME, KM_SLEEP) == 0); | |
| 5450 | 4154 if (sav->sav_count == 0) { |
| 4155 VERIFY(nvlist_add_nvlist_array(nvroot, config, NULL, 0) == 0); | |
| 2082 | 4156 } else { |
| 5450 | 4157 list = kmem_alloc(sav->sav_count * sizeof (void *), KM_SLEEP); |
| 4158 for (i = 0; i < sav->sav_count; i++) | |
| 4159 list[i] = vdev_config_generate(spa, sav->sav_vdevs[i], | |
| 4160 B_FALSE, B_FALSE, B_TRUE); | |
| 4161 VERIFY(nvlist_add_nvlist_array(nvroot, config, list, | |
| 4162 sav->sav_count) == 0); | |
| 4163 for (i = 0; i < sav->sav_count; i++) | |
| 4164 nvlist_free(list[i]); | |
| 4165 kmem_free(list, sav->sav_count * sizeof (void *)); | |
| 2082 | 4166 } |
| 4167 | |
| 5450 | 4168 spa_sync_nvlist(spa, sav->sav_object, nvroot, tx); |
| 2926 | 4169 nvlist_free(nvroot); |
| 2082 | 4170 |
| 5450 | 4171 sav->sav_sync = B_FALSE; |
| 2082 | 4172 } |
| 4173 | |
| 4174 static void | |
| 789 | 4175 spa_sync_config_object(spa_t *spa, dmu_tx_t *tx) |
| 4176 { | |
| 4177 nvlist_t *config; | |
| 4178 | |
|
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|
4179 if (list_is_empty(&spa->spa_config_dirty_list)) |
| 789 | 4180 return; |
| 4181 | |
|
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|
4182 spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
|
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|
4183 |
|
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|
4184 config = spa_config_generate(spa, spa->spa_root_vdev, |
|
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|
4185 dmu_tx_get_txg(tx), B_FALSE); |
|
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|
4186 |
|
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|
4187 spa_config_exit(spa, SCL_STATE, FTAG); |
| 789 | 4188 |
|
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bonwick
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1601
diff
changeset
|
4189 if (spa->spa_config_syncing) |
|
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6398664 zpool detach: missing argument to error message causes core dump
bonwick
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1601
diff
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|
4190 nvlist_free(spa->spa_config_syncing); |
|
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bonwick
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diff
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|
4191 spa->spa_config_syncing = config; |
| 789 | 4192 |
| 2082 | 4193 spa_sync_nvlist(spa, spa->spa_config_object, config, tx); |
| 789 | 4194 } |
| 4195 | |
| 5094 | 4196 /* |
| 4197 * Set zpool properties. | |
| 4198 */ | |
| 3912 | 4199 static void |
| 4543 | 4200 spa_sync_props(void *arg1, void *arg2, cred_t *cr, dmu_tx_t *tx) |
| 3912 | 4201 { |
| 4202 spa_t *spa = arg1; | |
| 5094 | 4203 objset_t *mos = spa->spa_meta_objset; |
| 3912 | 4204 nvlist_t *nvp = arg2; |
| 5094 | 4205 nvpair_t *elem; |
| 4451 | 4206 uint64_t intval; |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4207 char *strval; |
| 5094 | 4208 zpool_prop_t prop; |
| 4209 const char *propname; | |
| 4210 zprop_type_t proptype; | |
| 4211 | |
|
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|
4212 mutex_enter(&spa->spa_props_lock); |
|
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|
4213 |
| 5094 | 4214 elem = NULL; |
| 4215 while ((elem = nvlist_next_nvpair(nvp, elem))) { | |
| 4216 switch (prop = zpool_name_to_prop(nvpair_name(elem))) { | |
| 4217 case ZPOOL_PROP_VERSION: | |
| 4218 /* | |
| 4219 * Only set version for non-zpool-creation cases | |
| 4220 * (set/import). spa_create() needs special care | |
| 4221 * for version setting. | |
| 4222 */ | |
| 4223 if (tx->tx_txg != TXG_INITIAL) { | |
| 4224 VERIFY(nvpair_value_uint64(elem, | |
| 4225 &intval) == 0); | |
| 4226 ASSERT(intval <= SPA_VERSION); | |
| 4227 ASSERT(intval >= spa_version(spa)); | |
| 4228 spa->spa_uberblock.ub_version = intval; | |
| 4229 vdev_config_dirty(spa->spa_root_vdev); | |
| 4230 } | |
| 4231 break; | |
| 4232 | |
| 4233 case ZPOOL_PROP_ALTROOT: | |
| 4234 /* | |
| 4235 * 'altroot' is a non-persistent property. It should | |
| 4236 * have been set temporarily at creation or import time. | |
| 4237 */ | |
| 4238 ASSERT(spa->spa_root != NULL); | |
| 4239 break; | |
| 4240 | |
| 5363 | 4241 case ZPOOL_PROP_CACHEFILE: |
| 5094 | 4242 /* |
|
8525
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
4243 * 'cachefile' is also a non-persisitent property. |
| 5094 | 4244 */ |
| 4543 | 4245 break; |
| 5094 | 4246 default: |
| 4247 /* | |
| 4248 * Set pool property values in the poolprops mos object. | |
| 4249 */ | |
| 4250 if (spa->spa_pool_props_object == 0) { | |
| 4251 objset_t *mos = spa->spa_meta_objset; | |
| 4252 | |
| 4253 VERIFY((spa->spa_pool_props_object = | |
| 4254 zap_create(mos, DMU_OT_POOL_PROPS, | |
| 4255 DMU_OT_NONE, 0, tx)) > 0); | |
| 4256 | |
| 4257 VERIFY(zap_update(mos, | |
| 4258 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_PROPS, | |
| 4259 8, 1, &spa->spa_pool_props_object, tx) | |
| 4260 == 0); | |
| 4261 } | |
| 4262 | |
| 4263 /* normalize the property name */ | |
| 4264 propname = zpool_prop_to_name(prop); | |
| 4265 proptype = zpool_prop_get_type(prop); | |
| 4266 | |
| 4267 if (nvpair_type(elem) == DATA_TYPE_STRING) { | |
| 4268 ASSERT(proptype == PROP_TYPE_STRING); | |
| 4269 VERIFY(nvpair_value_string(elem, &strval) == 0); | |
| 4270 VERIFY(zap_update(mos, | |
| 4271 spa->spa_pool_props_object, propname, | |
| 4272 1, strlen(strval) + 1, strval, tx) == 0); | |
| 4273 | |
| 4274 } else if (nvpair_type(elem) == DATA_TYPE_UINT64) { | |
| 4275 VERIFY(nvpair_value_uint64(elem, &intval) == 0); | |
| 4276 | |
| 4277 if (proptype == PROP_TYPE_INDEX) { | |
| 4278 const char *unused; | |
| 4279 VERIFY(zpool_prop_index_to_string( | |
| 4280 prop, intval, &unused) == 0); | |
| 4281 } | |
| 4282 VERIFY(zap_update(mos, | |
| 4283 spa->spa_pool_props_object, propname, | |
| 4284 8, 1, &intval, tx) == 0); | |
| 4285 } else { | |
| 4286 ASSERT(0); /* not allowed */ | |
| 4287 } | |
| 4288 | |
| 5329 | 4289 switch (prop) { |
| 4290 case ZPOOL_PROP_DELEGATION: | |
| 5094 | 4291 spa->spa_delegation = intval; |
| 5329 | 4292 break; |
| 4293 case ZPOOL_PROP_BOOTFS: | |
| 5094 | 4294 spa->spa_bootfs = intval; |
| 5329 | 4295 break; |
| 4296 case ZPOOL_PROP_FAILUREMODE: | |
| 4297 spa->spa_failmode = intval; | |
| 4298 break; | |
|
9816
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9790
diff
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|
4299 case ZPOOL_PROP_AUTOEXPAND: |
|
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|
4300 spa->spa_autoexpand = intval; |
|
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4301 spa_async_request(spa, SPA_ASYNC_AUTOEXPAND); |
|
847676ec1c5b
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|
4302 break; |
| 5329 | 4303 default: |
| 4304 break; | |
| 4305 } | |
| 3912 | 4306 } |
| 5094 | 4307 |
| 4308 /* log internal history if this is not a zpool create */ | |
| 4309 if (spa_version(spa) >= SPA_VERSION_ZPOOL_HISTORY && | |
| 4310 tx->tx_txg != TXG_INITIAL) { | |
| 4311 spa_history_internal_log(LOG_POOL_PROPSET, | |
| 4312 spa, tx, cr, "%s %lld %s", | |
|
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4313 nvpair_name(elem), intval, spa_name(spa)); |
| 5094 | 4314 } |
| 3912 | 4315 } |
|
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4316 |
|
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|
4317 mutex_exit(&spa->spa_props_lock); |
| 3912 | 4318 } |
| 4319 | |
| 789 | 4320 /* |
| 4321 * Sync the specified transaction group. New blocks may be dirtied as | |
| 4322 * part of the process, so we iterate until it converges. | |
| 4323 */ | |
| 4324 void | |
| 4325 spa_sync(spa_t *spa, uint64_t txg) | |
| 4326 { | |
| 4327 dsl_pool_t *dp = spa->spa_dsl_pool; | |
| 4328 objset_t *mos = spa->spa_meta_objset; | |
| 4329 bplist_t *bpl = &spa->spa_sync_bplist; | |
|
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|
4330 vdev_t *rvd = spa->spa_root_vdev; |
| 789 | 4331 vdev_t *vd; |
| 4332 dmu_tx_t *tx; | |
| 4333 int dirty_vdevs; | |
|
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|
4334 int error; |
| 789 | 4335 |
| 4336 /* | |
| 4337 * Lock out configuration changes. | |
| 4338 */ | |
|
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|
4339 spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); |
| 789 | 4340 |
| 4341 spa->spa_syncing_txg = txg; | |
| 4342 spa->spa_sync_pass = 0; | |
| 4343 | |
|
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4344 /* |
|
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4345 * If there are any pending vdev state changes, convert them |
|
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4346 * into config changes that go out with this transaction group. |
|
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4347 */ |
|
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4348 spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
|
8241
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4349 while (list_head(&spa->spa_state_dirty_list) != NULL) { |
|
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4350 /* |
|
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6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4351 * 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
|
4352 * 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
|
4353 * 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
|
4354 * 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
|
4355 * into the root vdev tree. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4356 */ |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4357 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
|
4358 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
|
4359 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
|
4360 vdev_state_clean(vd); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4361 vdev_config_dirty(vd); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4362 } |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4363 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
|
4364 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
|
4365 } |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4366 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
|
4367 |
| 1544 | 4368 VERIFY(0 == bplist_open(bpl, mos, spa->spa_sync_bplist_obj)); |
| 789 | 4369 |
| 2082 | 4370 tx = dmu_tx_create_assigned(dp, txg); |
| 4371 | |
| 4372 /* | |
| 4577 | 4373 * If we are upgrading to SPA_VERSION_RAIDZ_DEFLATE this txg, |
| 2082 | 4374 * set spa_deflate if we have no raid-z vdevs. |
| 4375 */ | |
| 4577 | 4376 if (spa->spa_ubsync.ub_version < SPA_VERSION_RAIDZ_DEFLATE && |
| 4377 spa->spa_uberblock.ub_version >= SPA_VERSION_RAIDZ_DEFLATE) { | |
| 2082 | 4378 int i; |
| 4379 | |
| 4380 for (i = 0; i < rvd->vdev_children; i++) { | |
| 4381 vd = rvd->vdev_child[i]; | |
| 4382 if (vd->vdev_deflate_ratio != SPA_MINBLOCKSIZE) | |
| 4383 break; | |
| 4384 } | |
| 4385 if (i == rvd->vdev_children) { | |
| 4386 spa->spa_deflate = TRUE; | |
| 4387 VERIFY(0 == zap_add(spa->spa_meta_objset, | |
| 4388 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_DEFLATE, | |
| 4389 sizeof (uint64_t), 1, &spa->spa_deflate, tx)); | |
| 4390 } | |
| 4391 } | |
| 4392 | |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4393 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
|
4394 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
|
4395 dsl_pool_create_origin(dp, tx); |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4396 |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4397 /* 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
|
4398 spa->spa_minref += 3; |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4399 } |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4400 |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4401 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
|
4402 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
|
4403 dsl_pool_upgrade_clones(dp, tx); |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4404 } |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4405 |
| 789 | 4406 /* |
| 4407 * If anything has changed in this txg, push the deferred frees | |
| 4408 * from the previous txg. If not, leave them alone so that we | |
| 4409 * don't generate work on an otherwise idle system. | |
| 4410 */ | |
| 4411 if (!txg_list_empty(&dp->dp_dirty_datasets, txg) || | |
|
2329
e640bebc73b3
6446569 deferred list is hooked on flintstone vitamins
ek110237
parents:
2199
diff
changeset
|
4412 !txg_list_empty(&dp->dp_dirty_dirs, txg) || |
|
e640bebc73b3
6446569 deferred list is hooked on flintstone vitamins
ek110237
parents:
2199
diff
changeset
|
4413 !txg_list_empty(&dp->dp_sync_tasks, txg)) |
| 789 | 4414 spa_sync_deferred_frees(spa, txg); |
| 4415 | |
| 4416 /* | |
| 4417 * Iterate to convergence. | |
| 4418 */ | |
| 4419 do { | |
| 4420 spa->spa_sync_pass++; | |
| 4421 | |
| 4422 spa_sync_config_object(spa, tx); | |
| 5450 | 4423 spa_sync_aux_dev(spa, &spa->spa_spares, tx, |
| 4424 ZPOOL_CONFIG_SPARES, DMU_POOL_SPARES); | |
| 4425 spa_sync_aux_dev(spa, &spa->spa_l2cache, tx, | |
| 4426 ZPOOL_CONFIG_L2CACHE, DMU_POOL_L2CACHE); | |
| 1544 | 4427 spa_errlog_sync(spa, txg); |
| 789 | 4428 dsl_pool_sync(dp, txg); |
| 4429 | |
| 4430 dirty_vdevs = 0; | |
| 4431 while (vd = txg_list_remove(&spa->spa_vdev_txg_list, txg)) { | |
| 4432 vdev_sync(vd, txg); | |
| 4433 dirty_vdevs++; | |
| 4434 } | |
| 4435 | |
| 4436 bplist_sync(bpl, tx); | |
| 4437 } while (dirty_vdevs); | |
| 4438 | |
| 4439 bplist_close(bpl); | |
| 4440 | |
| 4441 dprintf("txg %llu passes %d\n", txg, spa->spa_sync_pass); | |
| 4442 | |
| 4443 /* | |
| 4444 * Rewrite the vdev configuration (which includes the uberblock) | |
| 4445 * to commit the transaction group. | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4446 * |
|
5688
c0b02c8fd2c0
6640580 spa_get_random() is insanely slow in userland
bonwick
parents:
5621
diff
changeset
|
4447 * 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
|
4448 * 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
|
4449 * 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
|
4450 * If there *are* dirty vdevs, sync the uberblock to all vdevs. |
| 789 | 4451 */ |
|
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
|
4452 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
|
4453 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4454 * 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
|
4455 * 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
|
4456 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4457 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
|
4458 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4459 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
|
4460 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
|
4461 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
|
4462 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
|
4463 int c0 = spa_get_random(children); |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4464 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4465 for (int c = 0; c < children; c++) { |
|
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
|
4466 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
|
4467 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
|
4468 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
|
4469 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
|
4470 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
|
4471 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
|
4472 } |
|
9725
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4473 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
|
4474 if (error != 0) |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4475 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
|
4476 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
|
4477 } 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
|
4478 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
|
4479 rvd->vdev_children, txg, B_FALSE); |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4480 if (error != 0) |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4481 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
|
4482 rvd->vdev_children, txg, B_TRUE); |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4483 } |
|
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
|
4484 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4485 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
|
4486 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4487 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
|
4488 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
|
4489 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
|
4490 zio_resume_wait(spa); |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4491 } |
| 2082 | 4492 dmu_tx_commit(tx); |
| 4493 | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4494 /* |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4495 * Clear the dirty config list. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4496 */ |
|
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
|
4497 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
|
4498 vdev_config_clean(vd); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4499 |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4500 /* |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4501 * 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
|
4502 * 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
|
4503 */ |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4504 if (spa->spa_config_syncing != NULL) { |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4505 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
|
4506 spa->spa_config_txg = txg; |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4507 spa->spa_config_syncing = NULL; |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4508 } |
| 789 | 4509 |
| 4510 spa->spa_ubsync = spa->spa_uberblock; | |
| 4511 | |
| 4512 /* | |
| 4513 * Clean up the ZIL records for the synced txg. | |
| 4514 */ | |
| 4515 dsl_pool_zil_clean(dp); | |
| 4516 | |
| 4517 /* | |
| 4518 * Update usable space statistics. | |
| 4519 */ | |
| 4520 while (vd = txg_list_remove(&spa->spa_vdev_txg_list, TXG_CLEAN(txg))) | |
| 4521 vdev_sync_done(vd, txg); | |
| 4522 | |
| 4523 /* | |
| 4524 * It had better be the case that we didn't dirty anything | |
| 2082 | 4525 * since vdev_config_sync(). |
| 789 | 4526 */ |
| 4527 ASSERT(txg_list_empty(&dp->dp_dirty_datasets, txg)); | |
| 4528 ASSERT(txg_list_empty(&dp->dp_dirty_dirs, txg)); | |
| 4529 ASSERT(txg_list_empty(&spa->spa_vdev_txg_list, txg)); | |
| 4530 ASSERT(bpl->bpl_queue == NULL); | |
| 4531 | |
|
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
|
4532 spa_config_exit(spa, SCL_CONFIG, FTAG); |
| 1544 | 4533 |
| 4534 /* | |
| 4535 * If any async tasks have been requested, kick them off. | |
| 4536 */ | |
| 4537 spa_async_dispatch(spa); | |
| 789 | 4538 } |
| 4539 | |
| 4540 /* | |
| 4541 * Sync all pools. We don't want to hold the namespace lock across these | |
| 4542 * operations, so we take a reference on the spa_t and drop the lock during the | |
| 4543 * sync. | |
| 4544 */ | |
| 4545 void | |
| 4546 spa_sync_allpools(void) | |
| 4547 { | |
| 4548 spa_t *spa = NULL; | |
| 4549 mutex_enter(&spa_namespace_lock); | |
| 4550 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
|
4551 if (spa_state(spa) != POOL_STATE_ACTIVE || spa_suspended(spa)) |
| 789 | 4552 continue; |
| 4553 spa_open_ref(spa, FTAG); | |
| 4554 mutex_exit(&spa_namespace_lock); | |
| 4555 txg_wait_synced(spa_get_dsl(spa), 0); | |
| 4556 mutex_enter(&spa_namespace_lock); | |
| 4557 spa_close(spa, FTAG); | |
| 4558 } | |
| 4559 mutex_exit(&spa_namespace_lock); | |
| 4560 } | |
| 4561 | |
| 4562 /* | |
| 4563 * ========================================================================== | |
| 4564 * Miscellaneous routines | |
| 4565 * ========================================================================== | |
| 4566 */ | |
| 4567 | |
| 4568 /* | |
| 4569 * Remove all pools in the system. | |
| 4570 */ | |
| 4571 void | |
| 4572 spa_evict_all(void) | |
| 4573 { | |
| 4574 spa_t *spa; | |
| 4575 | |
| 4576 /* | |
| 4577 * Remove all cached state. All pools should be closed now, | |
| 4578 * so every spa in the AVL tree should be unreferenced. | |
| 4579 */ | |
| 4580 mutex_enter(&spa_namespace_lock); | |
| 4581 while ((spa = spa_next(NULL)) != NULL) { | |
| 4582 /* | |
| 1544 | 4583 * Stop async tasks. The async thread may need to detach |
| 4584 * a device that's been replaced, which requires grabbing | |
| 4585 * spa_namespace_lock, so we must drop it here. | |
| 789 | 4586 */ |
| 4587 spa_open_ref(spa, FTAG); | |
| 4588 mutex_exit(&spa_namespace_lock); | |
| 1544 | 4589 spa_async_suspend(spa); |
| 4808 | 4590 mutex_enter(&spa_namespace_lock); |
| 789 | 4591 spa_close(spa, FTAG); |
| 4592 | |
| 4593 if (spa->spa_state != POOL_STATE_UNINITIALIZED) { | |
| 4594 spa_unload(spa); | |
| 4595 spa_deactivate(spa); | |
| 4596 } | |
| 4597 spa_remove(spa); | |
| 4598 } | |
| 4599 mutex_exit(&spa_namespace_lock); | |
| 4600 } | |
| 1544 | 4601 |
| 4602 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
|
4603 spa_lookup_by_guid(spa_t *spa, uint64_t guid, boolean_t aux) |
| 1544 | 4604 { |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4605 vdev_t *vd; |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4606 int i; |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4607 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4608 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
|
4609 return (vd); |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4610 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4611 if (aux) { |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4612 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
|
4613 vd = spa->spa_l2cache.sav_vdevs[i]; |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4614 if (vd->vdev_guid == guid) |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4615 return (vd); |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4616 } |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4617 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4618 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
|
4619 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
|
4620 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
|
4621 return (vd); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4622 } |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4623 } |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4624 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4625 return (NULL); |
| 1544 | 4626 } |
| 1760 | 4627 |
| 4628 void | |
| 5094 | 4629 spa_upgrade(spa_t *spa, uint64_t version) |
| 1760 | 4630 { |
|
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
|
4631 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 1760 | 4632 |
| 4633 /* | |
| 4634 * This should only be called for a non-faulted pool, and since a | |
| 4635 * future version would result in an unopenable pool, this shouldn't be | |
| 4636 * possible. | |
| 4637 */ | |
| 4577 | 4638 ASSERT(spa->spa_uberblock.ub_version <= SPA_VERSION); |
| 5094 | 4639 ASSERT(version >= spa->spa_uberblock.ub_version); |
| 4640 | |
| 4641 spa->spa_uberblock.ub_version = version; | |
| 1760 | 4642 vdev_config_dirty(spa->spa_root_vdev); |
| 4643 | |
|
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
|
4644 spa_config_exit(spa, SCL_ALL, FTAG); |
| 2082 | 4645 |
| 4646 txg_wait_synced(spa_get_dsl(spa), 0); | |
| 1760 | 4647 } |
| 2082 | 4648 |
| 4649 boolean_t | |
| 4650 spa_has_spare(spa_t *spa, uint64_t guid) | |
| 4651 { | |
| 4652 int i; | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
4653 uint64_t spareguid; |
| 5450 | 4654 spa_aux_vdev_t *sav = &spa->spa_spares; |
| 4655 | |
| 4656 for (i = 0; i < sav->sav_count; i++) | |
| 4657 if (sav->sav_vdevs[i]->vdev_guid == guid) | |
| 2082 | 4658 return (B_TRUE); |
| 4659 | |
| 5450 | 4660 for (i = 0; i < sav->sav_npending; i++) { |
| 4661 if (nvlist_lookup_uint64(sav->sav_pending[i], ZPOOL_CONFIG_GUID, | |
| 4662 &spareguid) == 0 && spareguid == guid) | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
4663 return (B_TRUE); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
4664 } |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
4665 |
| 2082 | 4666 return (B_FALSE); |
| 4667 } | |
| 3912 | 4668 |
| 4451 | 4669 /* |
|
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
|
4670 * 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
|
4671 * 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
|
4672 */ |
|
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
|
4673 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
|
4674 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
|
4675 { |
|
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
|
4676 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
|
4677 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
|
4678 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
|
4679 |
|
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
|
4680 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
|
4681 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
|
4682 &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
|
4683 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
|
4684 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
|
4685 } |
|
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
|
4686 |
|
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
|
4687 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
|
4688 } |
|
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
|
4689 |
|
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
|
4690 /* |
| 4451 | 4691 * Post a sysevent corresponding to the given event. The 'name' must be one of |
| 4692 * the event definitions in sys/sysevent/eventdefs.h. The payload will be | |
| 4693 * filled in from the spa and (optionally) the vdev. This doesn't do anything | |
| 4694 * in the userland libzpool, as we don't want consumers to misinterpret ztest | |
| 4695 * or zdb as real changes. | |
| 4696 */ | |
| 4697 void | |
| 4698 spa_event_notify(spa_t *spa, vdev_t *vd, const char *name) | |
| 4699 { | |
| 4700 #ifdef _KERNEL | |
| 4701 sysevent_t *ev; | |
| 4702 sysevent_attr_list_t *attr = NULL; | |
| 4703 sysevent_value_t value; | |
| 4704 sysevent_id_t eid; | |
| 4705 | |
| 4706 ev = sysevent_alloc(EC_ZFS, (char *)name, SUNW_KERN_PUB "zfs", | |
| 4707 SE_SLEEP); | |
| 4708 | |
| 4709 value.value_type = SE_DATA_TYPE_STRING; | |
| 4710 value.value.sv_string = spa_name(spa); | |
| 4711 if (sysevent_add_attr(&attr, ZFS_EV_POOL_NAME, &value, SE_SLEEP) != 0) | |
| 4712 goto done; | |
| 4713 | |
| 4714 value.value_type = SE_DATA_TYPE_UINT64; | |
| 4715 value.value.sv_uint64 = spa_guid(spa); | |
| 4716 if (sysevent_add_attr(&attr, ZFS_EV_POOL_GUID, &value, SE_SLEEP) != 0) | |
| 4717 goto done; | |
| 4718 | |
| 4719 if (vd) { | |
| 4720 value.value_type = SE_DATA_TYPE_UINT64; | |
| 4721 value.value.sv_uint64 = vd->vdev_guid; | |
| 4722 if (sysevent_add_attr(&attr, ZFS_EV_VDEV_GUID, &value, | |
| 4723 SE_SLEEP) != 0) | |
| 4724 goto done; | |
| 4725 | |
| 4726 if (vd->vdev_path) { | |
| 4727 value.value_type = SE_DATA_TYPE_STRING; | |
| 4728 value.value.sv_string = vd->vdev_path; | |
| 4729 if (sysevent_add_attr(&attr, ZFS_EV_VDEV_PATH, | |
| 4730 &value, SE_SLEEP) != 0) | |
| 4731 goto done; | |
| 4732 } | |
| 4733 } | |
| 4734 | |
|
5756
05eb4c1ff492
6585441 spa_event_notify() doesn't pass its attributes
eschrock
parents:
5688
diff
changeset
|
4735 if (sysevent_attach_attributes(ev, attr) != 0) |
|
05eb4c1ff492
6585441 spa_event_notify() doesn't pass its attributes
eschrock
parents:
5688
diff
changeset
|
4736 goto done; |
|
05eb4c1ff492
6585441 spa_event_notify() doesn't pass its attributes
eschrock
parents:
5688
diff
changeset
|
4737 attr = NULL; |
|
05eb4c1ff492
6585441 spa_event_notify() doesn't pass its attributes
eschrock
parents:
5688
diff
changeset
|
4738 |
| 4451 | 4739 (void) log_sysevent(ev, SE_SLEEP, &eid); |
| 4740 | |
| 4741 done: | |
| 4742 if (attr) | |
| 4743 sysevent_free_attr(attr); | |
| 4744 sysevent_free(ev); | |
| 4745 #endif | |
| 4746 } |