illumos/illumos-gate: usr/src/uts/sun4v/sys/vdc.h annotate

annotate usr/src/uts/sun4v/sys/vdc.h @ 4848:eee1ef6f0e3e

FWARC 2007/363 VIO vDisk MD node updates 6566086 vdc needs an I/O timeout 6575216 IO-DOMAIN-RESET : Guests may lose access to disk services (VDS) if IO domain is rebooted

author	achartre
date	Fri, 10 Aug 2007 09:13:17 -0700
parents	aa37b7e3c5c7
children	ce6338ba4a73

rev	line source
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	1 /*
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	2 * CDDL HEADER START
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	3 *
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	4 * The contents of this file are subject to the terms of the
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	5 * Common Development and Distribution License (the "License").
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	6 * You may not use this file except in compliance with the License.
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	7 *
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	9 * or http://www.opensolaris.org/os/licensing.
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	10 * See the License for the specific language governing permissions
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	11 * and limitations under the License.
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	12 *
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	13 * When distributing Covered Code, include this CDDL HEADER in each
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	15 * If applicable, add the following below this CDDL HEADER, with the
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	16 * fields enclosed by brackets "[]" replaced with your own identifying
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	17 * information: Portions Copyright [yyyy] [name of copyright owner]
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	18 *
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	19 * CDDL HEADER END
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	20 */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	21
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	22 /*
4848 eee1ef6f0e3e FWARC 2007/363 VIO vDisk MD node updates achartre parents: 3078 diff changeset	23 * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	24 * Use is subject to license terms.
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	25 */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	26
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	27 #ifndef _VDC_H
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	28 #define _VDC_H
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	29
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	30 #pragma ident "%Z%%M% %I% %E% SMI"
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	31
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	32 /*
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	33 * Virtual disk client implementation definitions
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	34 */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	35
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	36 #include <sys/sysmacros.h>
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	37 #include <sys/note.h>
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	38
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	39 #include <sys/ldc.h>
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	40 #include <sys/vio_mailbox.h>
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	41 #include <sys/vdsk_mailbox.h>
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	42 #include <sys/vdsk_common.h>
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	43
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	44 #ifdef __cplusplus
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	45 extern "C" {
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	46 #endif
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	47
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	48 #define VDC_DRIVER_NAME "vdc"
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	49
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	50 /*
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	51 * Bit-field values to indicate if parts of the vdc driver are initialised.
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	52 */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	53 #define VDC_SOFT_STATE 0x0001
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	54 #define VDC_LOCKS 0x0002
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	55 #define VDC_MINOR 0x0004
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	56 #define VDC_THREAD 0x0008
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	57 #define VDC_LDC 0x0010
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	58 #define VDC_LDC_INIT 0x0020
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	59 #define VDC_LDC_CB 0x0040
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	60 #define VDC_LDC_OPEN 0x0080
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	61 #define VDC_DRING_INIT 0x0100 /* The DRing was created */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	62 #define VDC_DRING_BOUND 0x0200 /* The DRing was bound to an LDC channel */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	63 #define VDC_DRING_LOCAL 0x0400 /* The local private DRing was allocated */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	64 #define VDC_DRING_ENTRY 0x0800 /* At least one DRing entry was initialised */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	65 #define VDC_DRING (VDC_DRING_INIT \| VDC_DRING_BOUND \| \
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	66 VDC_DRING_LOCAL \| VDC_DRING_ENTRY)
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	67 #define VDC_HANDSHAKE 0x1000 /* Indicates if a handshake is in progress */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	68 #define VDC_HANDSHAKE_STOP 0x2000 /* stop further handshakes */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	69
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	70 /*
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	71 * Definitions of strings to be used to create device node properties.
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	72 * (vdc uses the capitalised versions of these properties as they are 64-bit)
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	73 */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	74 #define VDC_NBLOCKS_PROP_NAME "Nblocks"
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	75 #define VDC_SIZE_PROP_NAME "Size"
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	76
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	77 /*
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	78 * Definitions of MD nodes/properties.
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	79 */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	80 #define VDC_MD_CHAN_NAME "channel-endpoint"
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	81 #define VDC_MD_VDEV_NAME "virtual-device"
4848 eee1ef6f0e3e FWARC 2007/363 VIO vDisk MD node updates achartre parents: 3078 diff changeset	82 #define VDC_MD_PORT_NAME "virtual-device-port"
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	83 #define VDC_MD_DISK_NAME "disk"
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	84 #define VDC_MD_CFG_HDL "cfg-handle"
4848 eee1ef6f0e3e FWARC 2007/363 VIO vDisk MD node updates achartre parents: 3078 diff changeset	85 #define VDC_MD_TIMEOUT "vdc-timeout"
eee1ef6f0e3e FWARC 2007/363 VIO vDisk MD node updates achartre parents: 3078 diff changeset	86 #define VDC_MD_ID "id"
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	87
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	88 /*
2410 0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	89 * Definition of actions to be carried out when processing the sequence ID
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	90 * of a message received from the vDisk server. The function verifying the
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	91 * sequence number checks the 'seq_num_xxx' fields in the soft state and
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	92 * returns whether the message should be processed (VDC_SEQ_NUM_TODO) or
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	93 * whether it was it was previously processed (VDC_SEQ_NUM_SKIP).
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	94 */
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	95 #define VDC_SEQ_NUM_INVALID -1 /* Error */
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	96 #define VDC_SEQ_NUM_SKIP 0 /* Request already processed */
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	97 #define VDC_SEQ_NUM_TODO 1 /* Request needs processing */
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	98
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	99 /*
3078 aa37b7e3c5c7 6485548 Can not create zpool on guest domain with an entire vdisk narayan parents: 2793 diff changeset	100 * Macros to get UNIT and PART number
aa37b7e3c5c7 6485548 Can not create zpool on guest domain with an entire vdisk narayan parents: 2793 diff changeset	101 */
aa37b7e3c5c7 6485548 Can not create zpool on guest domain with an entire vdisk narayan parents: 2793 diff changeset	102 #define VDCUNIT_SHIFT 3
aa37b7e3c5c7 6485548 Can not create zpool on guest domain with an entire vdisk narayan parents: 2793 diff changeset	103 #define VDCPART_MASK 7
aa37b7e3c5c7 6485548 Can not create zpool on guest domain with an entire vdisk narayan parents: 2793 diff changeset	104
aa37b7e3c5c7 6485548 Can not create zpool on guest domain with an entire vdisk narayan parents: 2793 diff changeset	105 #define VDCUNIT(dev) (getminor((dev)) >> VDCUNIT_SHIFT)
aa37b7e3c5c7 6485548 Can not create zpool on guest domain with an entire vdisk narayan parents: 2793 diff changeset	106 #define VDCPART(dev) (getminor((dev)) & VDCPART_MASK)
aa37b7e3c5c7 6485548 Can not create zpool on guest domain with an entire vdisk narayan parents: 2793 diff changeset	107
aa37b7e3c5c7 6485548 Can not create zpool on guest domain with an entire vdisk narayan parents: 2793 diff changeset	108 /*
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	109 * Scheme to store the instance number and the slice number in the minor number.
3078 aa37b7e3c5c7 6485548 Can not create zpool on guest domain with an entire vdisk narayan parents: 2793 diff changeset	110 * (NOTE: Uses the same format and definitions as the sd(7D) driver)
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	111 */
3078 aa37b7e3c5c7 6485548 Can not create zpool on guest domain with an entire vdisk narayan parents: 2793 diff changeset	112 #define VD_MAKE_DEV(instance, minor) ((instance << VDCUNIT_SHIFT) \| minor)
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	113
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	114 /*
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	115 * variables controlling how long to wait before timing out and how many
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	116 * retries to attempt before giving up when communicating with vds.
2410 0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	117 *
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	118 * These values need to be sufficiently large so that a guest can survive
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	119 * the reboot of the service domain.
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	120 */
2410 0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	121 #define VDC_RETRIES 10
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	122
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	123 #define VDC_USEC_TIMEOUT_MIN (30 * MICROSEC) /* 30 sec */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	124
2410 0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	125 /*
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	126 * This macro returns the number of Hz that the vdc driver should wait before
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	127 * a timeout is triggered. The 'timeout' parameter specifiecs the wait
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	128 * time in Hz. The 'mul' parameter allows for a multiplier to be
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	129 * specified allowing for a backoff to be implemented (e.g. using the
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	130 * retry number as a multiplier) where the wait time will get longer if
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	131 * there is no response on the previous retry.
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	132 */
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	133 #define VD_GET_TIMEOUT_HZ(timeout, mul) \
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	134 (ddi_get_lbolt() + ((timeout) * MAX(1, (mul))))
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	135
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	136 /*
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	137 * Macros to manipulate Descriptor Ring variables in the soft state
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	138 * structure.
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	139 */
2410 0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	140 #define VDC_GET_NEXT_REQ_ID(vdc) ((vdc)->req_id++)
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	141
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	142 #define VDC_GET_DRING_ENTRY_PTR(vdc, idx) \
2410 0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	143 (vd_dring_entry_t *)((vdc)->dring_mem_info.vaddr + \
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	144 (idx * (vdc)->dring_entry_size))
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	145
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	146 #define VDC_MARK_DRING_ENTRY_FREE(vdc, idx) \
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	147 { \
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	148 vd_dring_entry_t *dep = NULL; \
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	149 ASSERT(vdc != NULL); \
2410 0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	150 ASSERT((idx >= 0) && (idx < vdc->dring_len)); \
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	151 ASSERT(vdc->dring_mem_info.vaddr != NULL); \
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	152 dep = (vd_dring_entry_t *)(vdc->dring_mem_info.vaddr + \
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	153 (idx * vdc->dring_entry_size)); \
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	154 ASSERT(dep != NULL); \
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	155 dep->hdr.dstate = VIO_DESC_FREE; \
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	156 }
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	157
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	158 /* Initialise the Session ID and Sequence Num in the DRing msg */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	159 #define VDC_INIT_DRING_DATA_MSG_IDS(dmsg, vdc) \
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	160 ASSERT(vdc != NULL); \
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	161 dmsg.tag.vio_sid = vdc->session_id; \
2032 b9ba1b330453 6422255 vdc could handle handshake restarts better lm66018 parents: 1991 diff changeset	162 dmsg.seq_num = vdc->seq_num;
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	163
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	164 /*
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	165 * The states that the read thread can be in.
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	166 */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	167 typedef enum vdc_rd_state {
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	168 VDC_READ_IDLE, /* idling - conn is not up */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	169 VDC_READ_WAITING, /* waiting for data */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	170 VDC_READ_PENDING, /* pending data avail for read */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	171 VDC_READ_RESET /* channel was reset - stop reads */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	172 } vdc_rd_state_t;
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	173
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	174 /*
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	175 * The states that the vdc-vds connection can be in.
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	176 */
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	177 typedef enum vdc_state {
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	178 VDC_STATE_INIT, /* device is initialized */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	179 VDC_STATE_INIT_WAITING, /* waiting for ldc connection */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	180 VDC_STATE_NEGOTIATE, /* doing handshake negotiation */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	181 VDC_STATE_HANDLE_PENDING, /* handle requests in backup dring */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	182 VDC_STATE_RUNNING, /* running and accepting requests */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	183 VDC_STATE_DETACH, /* detaching */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	184 VDC_STATE_RESETTING /* resetting connection with vds */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	185 } vdc_state_t;
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	186
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	187 /*
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	188 * The states that the vdc instance can be in.
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	189 */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	190 typedef enum vdc_lc_state {
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	191 VDC_LC_ATTACHING, /* driver is attaching */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	192 VDC_LC_ONLINE, /* driver is attached and online */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	193 VDC_LC_DETACHING /* driver is detaching */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	194 } vdc_lc_state_t;
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	195
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	196 /*
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	197 * Local Descriptor Ring entry
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	198 *
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	199 * vdc creates a Local (private) descriptor ring the same size as the
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	200 * public descriptor ring it exports to vds.
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	201 */
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	202
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	203 typedef enum {
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	204 VIO_read_dir, /* read data from server */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	205 VIO_write_dir, /* write data to server */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	206 VIO_both_dir /* transfer both in and out in same buffer */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	207 } vio_desc_direction_t;
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	208
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	209 typedef enum {
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	210 CB_STRATEGY, /* non-blocking strategy call */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	211 CB_SYNC /* synchronous operation */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	212 } vio_cb_type_t;
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	213
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	214 typedef struct vdc_local_desc {
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	215 boolean_t is_free; /* local state - inuse or not */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	216
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	217 int operation; /* VD_OP_xxx to be performed */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	218 caddr_t addr; /* addr passed in by consumer */
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	219 int slice;
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	220 diskaddr_t offset; /* disk offset */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	221 size_t nbytes;
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	222 vio_cb_type_t cb_type; /* operation type blk/nonblk */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	223 void cb_arg; / buf passed to strategy() */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	224 vio_desc_direction_t dir; /* direction of transfer */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	225
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	226 caddr_t align_addr; /* used if addr non-aligned */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	227 ldc_mem_handle_t desc_mhdl; /* Mem handle of buf */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	228 vd_dring_entry_t dep; / public Dring Entry Pointer */
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	229
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	230 } vdc_local_desc_t;
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	231
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	232 /*
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	233 * vdc soft state structure
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	234 */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	235 typedef struct vdc {
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	236
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	237 kmutex_t lock; /* protects next 2 sections of vars */
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	238 kcondvar_t running_cv; /* signal when upper layers can send */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	239 kcondvar_t initwait_cv; /* signal when ldc conn is up */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	240 kcondvar_t dring_free_cv; /* signal when desc is avail */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	241 kcondvar_t membind_cv; /* signal when mem can be bound */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	242 boolean_t self_reset;
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	243
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	244 int initialized; /* keeps track of what's init'ed */
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	245 vdc_lc_state_t lifecycle; /* Current state of the vdc instance */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	246
2032 b9ba1b330453 6422255 vdc could handle handshake restarts better lm66018 parents: 1991 diff changeset	247 int hshake_cnt; /* number of failed handshakes */
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	248 int open_count; /* count of outstanding opens */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	249 int dkio_flush_pending; /* # outstanding DKIO flushes */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	250
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	251 kthread_t msg_proc_thr; / main msg processing thread */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	252
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	253 kmutex_t read_lock; /* lock to protect read */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	254 kcondvar_t read_cv; /* cv to wait for READ events */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	255 vdc_rd_state_t read_state; /* current read state */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	256
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	257 uint32_t sync_op_cnt; /* num of active sync operations */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	258 boolean_t sync_op_pending; /* sync operation is pending */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	259 boolean_t sync_op_blocked; /* blocked waiting to do sync op */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	260 uint32_t sync_op_status; /* status of sync operation */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	261 kcondvar_t sync_pending_cv; /* cv wait for sync op to finish */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	262 kcondvar_t sync_blocked_cv; /* cv wait for other syncs to finish */
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	263
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	264 uint64_t session_id; /* common ID sent with all messages */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	265 uint64_t seq_num; /* most recent sequence num generated */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	266 uint64_t seq_num_reply; /* Last seq num ACK/NACK'ed by vds */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	267 uint64_t req_id; /* Most recent Request ID generated */
2410 0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	268 uint64_t req_id_proc; /* Last request ID processed by vdc */
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	269 vdc_state_t state; /* Current disk client-server state */
2410 0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	270
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	271 dev_info_t dip; / device info pointer */
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	272 int instance; /* driver instance number */
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	273
2410 0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	274 vio_ver_t ver; /* version number agreed with server */
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	275 vd_disk_type_t vdisk_type; /* type of device/disk being imported */
2531 65c5d20aa275 6419154 libpcp pcp_init routine should accept service names narayan parents: 2410 diff changeset	276 vd_disk_label_t vdisk_label; /* label type of device/disk imported */
65c5d20aa275 6419154 libpcp pcp_init routine should accept service names narayan parents: 2410 diff changeset	277 uint64_t vdisk_size; /* device size in blocks */
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	278 uint64_t max_xfer_sz; /* maximum block size of a descriptor */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	279 uint64_t block_size; /* device block size used */
2032 b9ba1b330453 6422255 vdc could handle handshake restarts better lm66018 parents: 1991 diff changeset	280 struct dk_label label; / structure to store disk label */
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	281 struct dk_cinfo cinfo; / structure to store DKIOCINFO data */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	282 struct dk_minfo minfo; / structure for DKIOCGMEDIAINFO data */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	283 struct vtoc vtoc; / structure to store VTOC data */
2531 65c5d20aa275 6419154 libpcp pcp_init routine should accept service names narayan parents: 2410 diff changeset	284 ddi_devid_t devid; /* device id */
4848 eee1ef6f0e3e FWARC 2007/363 VIO vDisk MD node updates achartre parents: 3078 diff changeset	285 uint64_t ctimeout; /* connection timeout in seconds */
eee1ef6f0e3e FWARC 2007/363 VIO vDisk MD node updates achartre parents: 3078 diff changeset	286 boolean_t ctimeout_reached; /* connection timeout has expired */
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	287
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	288 ldc_mem_info_t dring_mem_info; /* dring information */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	289 uint_t dring_curr_idx; /* current index */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	290 uint32_t dring_len; /* dring length */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	291 uint32_t dring_max_cookies; /* dring max cookies */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	292 uint32_t dring_cookie_count; /* num cookies */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	293 uint32_t dring_entry_size; /* descriptor size */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	294 ldc_mem_cookie_t dring_cookie; / dring cookies */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	295 uint64_t dring_ident; /* dring ident */
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	296
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	297 uint64_t threads_pending; /* num of threads */
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	298
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	299 vdc_local_desc_t local_dring; / local dring */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	300 vdc_local_desc_t local_dring_backup; / local dring backup */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	301 int local_dring_backup_tail; /* backup dring tail */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	302 int local_dring_backup_len; /* backup dring len */
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	303
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	304 uint64_t ldc_id; /* LDC channel id */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	305 ldc_status_t ldc_state; /* LDC channel state */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	306 ldc_handle_t ldc_handle; /* LDC handle */
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	307 ldc_dring_handle_t ldc_dring_hdl; /* LDC dring handle */
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	308 } vdc_t;
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	309
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	310 /*
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	311 * Debugging macros
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	312 */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	313 #ifdef DEBUG
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	314 extern int vdc_msglevel;
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	315 extern uint64_t vdc_matchinst;
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	316
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	317 #define DMSG(_vdc, err_level, format, ...) \
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	318 do { \
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	319 if (vdc_msglevel > err_level && \
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	320 (vdc_matchinst & (1ull << (_vdc)->instance))) \
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	321 cmn_err(CE_CONT, "?[%d,t@%p] %s: "format, \
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	322 (_vdc)->instance, (void *)curthread, \
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	323 __func__, __VA_ARGS__); \
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	324 _NOTE(CONSTANTCONDITION) \
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	325 } while (0);
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	326
a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	327 #define DMSGX(err_level, format, ...) \
2410 0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	328 do { \
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	329 if (vdc_msglevel > err_level) \
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	330 cmn_err(CE_CONT, "?%s: "format, __func__, __VA_ARGS__);\
2410 0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	331 _NOTE(CONSTANTCONDITION) \
0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	332 } while (0);
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	333
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	334 #define VDC_DUMP_DRING_MSG(dmsgp) \
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	335 DMSGX(0, "sq:%lu start:%d end:%d ident:%lu\n", \
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	336 dmsgp->seq_num, dmsgp->start_idx, \
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	337 dmsgp->end_idx, dmsgp->dring_ident);
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	338
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	339 #else /* !DEBUG */
2410 0faef06c73cd 6432376 vds and vdc don't negotiate max transfer size supported correctly lm66018 parents: 2032 diff changeset	340 #define DMSG(err_level, ...)
2793 a30c4090b49f 6458676 memory leak with 12 hours all_solaris_tests. lm66018 parents: 2531 diff changeset	341 #define DMSGX(err_level, format, ...)
1991 f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	342 #define VDC_DUMP_DRING_MSG(dmsgp)
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	343
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	344 #endif /* !DEBUG */
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	345
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	346 #ifdef __cplusplus
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	347 }
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	348 #endif
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	349
f29baf5bf770 FWARC 2005/633 Project Q Logial Domaining Umbrella heppo parents: diff changeset	350 #endif /* _VDC_H */

Mercurial > illumos > illumos-gate

annotate usr/src/uts/sun4v/sys/vdc.h @ 4848:eee1ef6f0e3e