524 lines
20 KiB
C
524 lines
20 KiB
C
/*
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* GPL HEADER START
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 only,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License version 2 for more details (a copy is included
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* in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU General Public License
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* version 2 along with this program; If not, see
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* http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*
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* GPL HEADER END
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*/
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/*
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* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
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* Use is subject to license terms.
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*
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* Copyright (c) 2011, 2015, Intel Corporation.
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*/
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/*
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* This file is part of Lustre, http://www.lustre.org/
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* Lustre is a trademark of Sun Microsystems, Inc.
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*/
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#ifndef _OBD_SUPPORT
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#define _OBD_SUPPORT
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#include <linux/slab.h>
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#include "../../include/linux/libcfs/libcfs.h"
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#include "linux/lustre_compat25.h"
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#include "lprocfs_status.h"
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/* global variables */
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extern unsigned int obd_debug_peer_on_timeout;
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extern unsigned int obd_dump_on_timeout;
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extern unsigned int obd_dump_on_eviction;
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/* obd_timeout should only be used for recovery, not for
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* networking / disk / timings affected by load (use Adaptive Timeouts)
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*/
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extern unsigned int obd_timeout; /* seconds */
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extern unsigned int obd_timeout_set;
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extern unsigned int at_min;
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extern unsigned int at_max;
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extern unsigned int at_history;
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extern int at_early_margin;
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extern int at_extra;
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extern unsigned int obd_sync_filter;
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extern unsigned int obd_max_dirty_pages;
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extern atomic_t obd_dirty_pages;
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extern atomic_t obd_dirty_transit_pages;
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extern char obd_jobid_var[];
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/* Some hash init argument constants */
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#define HASH_POOLS_BKT_BITS 3
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#define HASH_POOLS_CUR_BITS 3
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#define HASH_POOLS_MAX_BITS 7
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#define HASH_UUID_BKT_BITS 5
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#define HASH_UUID_CUR_BITS 7
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#define HASH_UUID_MAX_BITS 12
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#define HASH_NID_BKT_BITS 5
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#define HASH_NID_CUR_BITS 7
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#define HASH_NID_MAX_BITS 12
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#define HASH_NID_STATS_BKT_BITS 5
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#define HASH_NID_STATS_CUR_BITS 7
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#define HASH_NID_STATS_MAX_BITS 12
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#define HASH_LQE_BKT_BITS 5
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#define HASH_LQE_CUR_BITS 7
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#define HASH_LQE_MAX_BITS 12
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#define HASH_CONN_BKT_BITS 5
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#define HASH_CONN_CUR_BITS 5
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#define HASH_CONN_MAX_BITS 15
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#define HASH_EXP_LOCK_BKT_BITS 5
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#define HASH_EXP_LOCK_CUR_BITS 7
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#define HASH_EXP_LOCK_MAX_BITS 16
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#define HASH_CL_ENV_BKT_BITS 5
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#define HASH_CL_ENV_BITS 10
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#define HASH_JOB_STATS_BKT_BITS 5
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#define HASH_JOB_STATS_CUR_BITS 7
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#define HASH_JOB_STATS_MAX_BITS 12
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/* Timeout definitions */
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#define OBD_TIMEOUT_DEFAULT 100
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/* Time to wait for all clients to reconnect during recovery (hard limit) */
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#define OBD_RECOVERY_TIME_HARD (obd_timeout * 9)
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/* Time to wait for all clients to reconnect during recovery (soft limit) */
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/* Should be very conservative; must catch the first reconnect after reboot */
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#define OBD_RECOVERY_TIME_SOFT (obd_timeout * 3)
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/* Change recovery-small 26b time if you change this */
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#define PING_INTERVAL max(obd_timeout / 4, 1U)
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/* a bit more than maximal journal commit time in seconds */
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#define PING_INTERVAL_SHORT min(PING_INTERVAL, 7U)
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/* Client may skip 1 ping; we must wait at least 2.5. But for multiple
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* failover targets the client only pings one server at a time, and pings
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* can be lost on a loaded network. Since eviction has serious consequences,
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* and there's no urgent need to evict a client just because it's idle, we
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* should be very conservative here.
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*/
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#define PING_EVICT_TIMEOUT (PING_INTERVAL * 6)
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#define DISK_TIMEOUT 50 /* Beyond this we warn about disk speed */
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#define CONNECTION_SWITCH_MIN 5U /* Connection switching rate limiter */
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/* Max connect interval for nonresponsive servers; ~50s to avoid building up
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* connect requests in the LND queues, but within obd_timeout so we don't
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* miss the recovery window
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*/
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#define CONNECTION_SWITCH_MAX min(50U, max(CONNECTION_SWITCH_MIN, obd_timeout))
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#define CONNECTION_SWITCH_INC 5 /* Connection timeout backoff */
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/* In general this should be low to have quick detection of a system
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* running on a backup server. (If it's too low, import_select_connection
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* will increase the timeout anyhow.)
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*/
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#define INITIAL_CONNECT_TIMEOUT max(CONNECTION_SWITCH_MIN, obd_timeout/20)
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/* The max delay between connects is SWITCH_MAX + SWITCH_INC + INITIAL */
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#define RECONNECT_DELAY_MAX (CONNECTION_SWITCH_MAX + CONNECTION_SWITCH_INC + \
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INITIAL_CONNECT_TIMEOUT)
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/* The min time a target should wait for clients to reconnect in recovery */
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#define OBD_RECOVERY_TIME_MIN (2*RECONNECT_DELAY_MAX)
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#define OBD_IR_FACTOR_MIN 1
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#define OBD_IR_FACTOR_MAX 10
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#define OBD_IR_FACTOR_DEFAULT (OBD_IR_FACTOR_MAX/2)
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/* default timeout for the MGS to become IR_FULL */
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#define OBD_IR_MGS_TIMEOUT (4*obd_timeout)
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#define LONG_UNLINK 300 /* Unlink should happen before now */
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/**
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* Time interval of shrink, if the client is "idle" more than this interval,
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* then the ll_grant thread will return the requested grant space to filter
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*/
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#define GRANT_SHRINK_INTERVAL 1200/*20 minutes*/
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#define OBD_FAIL_MDS 0x100
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#define OBD_FAIL_MDS_HANDLE_UNPACK 0x101
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#define OBD_FAIL_MDS_GETATTR_NET 0x102
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#define OBD_FAIL_MDS_GETATTR_PACK 0x103
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#define OBD_FAIL_MDS_READPAGE_NET 0x104
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#define OBD_FAIL_MDS_READPAGE_PACK 0x105
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#define OBD_FAIL_MDS_SENDPAGE 0x106
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#define OBD_FAIL_MDS_REINT_NET 0x107
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#define OBD_FAIL_MDS_REINT_UNPACK 0x108
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#define OBD_FAIL_MDS_REINT_SETATTR 0x109
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#define OBD_FAIL_MDS_REINT_SETATTR_WRITE 0x10a
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#define OBD_FAIL_MDS_REINT_CREATE 0x10b
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#define OBD_FAIL_MDS_REINT_CREATE_WRITE 0x10c
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#define OBD_FAIL_MDS_REINT_UNLINK 0x10d
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#define OBD_FAIL_MDS_REINT_UNLINK_WRITE 0x10e
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#define OBD_FAIL_MDS_REINT_LINK 0x10f
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#define OBD_FAIL_MDS_REINT_LINK_WRITE 0x110
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#define OBD_FAIL_MDS_REINT_RENAME 0x111
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#define OBD_FAIL_MDS_REINT_RENAME_WRITE 0x112
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#define OBD_FAIL_MDS_OPEN_NET 0x113
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#define OBD_FAIL_MDS_OPEN_PACK 0x114
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#define OBD_FAIL_MDS_CLOSE_NET 0x115
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#define OBD_FAIL_MDS_CLOSE_PACK 0x116
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#define OBD_FAIL_MDS_CONNECT_NET 0x117
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#define OBD_FAIL_MDS_CONNECT_PACK 0x118
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#define OBD_FAIL_MDS_REINT_NET_REP 0x119
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#define OBD_FAIL_MDS_DISCONNECT_NET 0x11a
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#define OBD_FAIL_MDS_GETSTATUS_NET 0x11b
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#define OBD_FAIL_MDS_GETSTATUS_PACK 0x11c
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#define OBD_FAIL_MDS_STATFS_PACK 0x11d
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#define OBD_FAIL_MDS_STATFS_NET 0x11e
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#define OBD_FAIL_MDS_GETATTR_NAME_NET 0x11f
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#define OBD_FAIL_MDS_PIN_NET 0x120
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#define OBD_FAIL_MDS_UNPIN_NET 0x121
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#define OBD_FAIL_MDS_ALL_REPLY_NET 0x122
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#define OBD_FAIL_MDS_ALL_REQUEST_NET 0x123
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#define OBD_FAIL_MDS_SYNC_NET 0x124
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#define OBD_FAIL_MDS_SYNC_PACK 0x125
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#define OBD_FAIL_MDS_DONE_WRITING_NET 0x126
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#define OBD_FAIL_MDS_DONE_WRITING_PACK 0x127
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#define OBD_FAIL_MDS_ALLOC_OBDO 0x128
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#define OBD_FAIL_MDS_PAUSE_OPEN 0x129
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#define OBD_FAIL_MDS_STATFS_LCW_SLEEP 0x12a
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#define OBD_FAIL_MDS_OPEN_CREATE 0x12b
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#define OBD_FAIL_MDS_OST_SETATTR 0x12c
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#define OBD_FAIL_MDS_QUOTACHECK_NET 0x12d
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#define OBD_FAIL_MDS_QUOTACTL_NET 0x12e
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#define OBD_FAIL_MDS_CLIENT_ADD 0x12f
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#define OBD_FAIL_MDS_GETXATTR_NET 0x130
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#define OBD_FAIL_MDS_GETXATTR_PACK 0x131
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#define OBD_FAIL_MDS_SETXATTR_NET 0x132
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#define OBD_FAIL_MDS_SETXATTR 0x133
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#define OBD_FAIL_MDS_SETXATTR_WRITE 0x134
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#define OBD_FAIL_MDS_FS_SETUP 0x135
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#define OBD_FAIL_MDS_RESEND 0x136
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#define OBD_FAIL_MDS_LLOG_CREATE_FAILED 0x137
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#define OBD_FAIL_MDS_LOV_SYNC_RACE 0x138
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#define OBD_FAIL_MDS_OSC_PRECREATE 0x139
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#define OBD_FAIL_MDS_LLOG_SYNC_TIMEOUT 0x13a
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#define OBD_FAIL_MDS_CLOSE_NET_REP 0x13b
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#define OBD_FAIL_MDS_BLOCK_QUOTA_REQ 0x13c
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#define OBD_FAIL_MDS_DROP_QUOTA_REQ 0x13d
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#define OBD_FAIL_MDS_REMOVE_COMMON_EA 0x13e
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#define OBD_FAIL_MDS_ALLOW_COMMON_EA_SETTING 0x13f
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#define OBD_FAIL_MDS_FAIL_LOV_LOG_ADD 0x140
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#define OBD_FAIL_MDS_LOV_PREP_CREATE 0x141
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#define OBD_FAIL_MDS_REINT_DELAY 0x142
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#define OBD_FAIL_MDS_READLINK_EPROTO 0x143
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#define OBD_FAIL_MDS_OPEN_WAIT_CREATE 0x144
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#define OBD_FAIL_MDS_PDO_LOCK 0x145
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#define OBD_FAIL_MDS_PDO_LOCK2 0x146
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#define OBD_FAIL_MDS_OSC_CREATE_FAIL 0x147
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#define OBD_FAIL_MDS_NEGATIVE_POSITIVE 0x148
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#define OBD_FAIL_MDS_HSM_STATE_GET_NET 0x149
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#define OBD_FAIL_MDS_HSM_STATE_SET_NET 0x14a
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#define OBD_FAIL_MDS_HSM_PROGRESS_NET 0x14b
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#define OBD_FAIL_MDS_HSM_REQUEST_NET 0x14c
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#define OBD_FAIL_MDS_HSM_CT_REGISTER_NET 0x14d
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#define OBD_FAIL_MDS_HSM_CT_UNREGISTER_NET 0x14e
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#define OBD_FAIL_MDS_SWAP_LAYOUTS_NET 0x14f
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#define OBD_FAIL_MDS_HSM_ACTION_NET 0x150
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#define OBD_FAIL_MDS_CHANGELOG_INIT 0x151
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/* layout lock */
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#define OBD_FAIL_MDS_NO_LL_GETATTR 0x170
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#define OBD_FAIL_MDS_NO_LL_OPEN 0x171
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#define OBD_FAIL_MDS_LL_BLOCK 0x172
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/* CMD */
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#define OBD_FAIL_MDS_IS_SUBDIR_NET 0x180
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#define OBD_FAIL_MDS_IS_SUBDIR_PACK 0x181
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#define OBD_FAIL_MDS_SET_INFO_NET 0x182
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#define OBD_FAIL_MDS_WRITEPAGE_NET 0x183
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#define OBD_FAIL_MDS_WRITEPAGE_PACK 0x184
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#define OBD_FAIL_MDS_RECOVERY_ACCEPTS_GAPS 0x185
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#define OBD_FAIL_MDS_GET_INFO_NET 0x186
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#define OBD_FAIL_MDS_DQACQ_NET 0x187
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/* OI scrub */
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#define OBD_FAIL_OSD_SCRUB_DELAY 0x190
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#define OBD_FAIL_OSD_SCRUB_CRASH 0x191
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#define OBD_FAIL_OSD_SCRUB_FATAL 0x192
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#define OBD_FAIL_OSD_FID_MAPPING 0x193
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#define OBD_FAIL_OSD_LMA_INCOMPAT 0x194
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#define OBD_FAIL_OSD_COMPAT_INVALID_ENTRY 0x195
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#define OBD_FAIL_OST 0x200
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#define OBD_FAIL_OST_CONNECT_NET 0x201
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#define OBD_FAIL_OST_DISCONNECT_NET 0x202
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#define OBD_FAIL_OST_GET_INFO_NET 0x203
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#define OBD_FAIL_OST_CREATE_NET 0x204
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#define OBD_FAIL_OST_DESTROY_NET 0x205
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#define OBD_FAIL_OST_GETATTR_NET 0x206
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#define OBD_FAIL_OST_SETATTR_NET 0x207
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#define OBD_FAIL_OST_OPEN_NET 0x208
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#define OBD_FAIL_OST_CLOSE_NET 0x209
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#define OBD_FAIL_OST_BRW_NET 0x20a
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#define OBD_FAIL_OST_PUNCH_NET 0x20b
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#define OBD_FAIL_OST_STATFS_NET 0x20c
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#define OBD_FAIL_OST_HANDLE_UNPACK 0x20d
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#define OBD_FAIL_OST_BRW_WRITE_BULK 0x20e
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#define OBD_FAIL_OST_BRW_READ_BULK 0x20f
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#define OBD_FAIL_OST_SYNC_NET 0x210
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#define OBD_FAIL_OST_ALL_REPLY_NET 0x211
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#define OBD_FAIL_OST_ALL_REQUEST_NET 0x212
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#define OBD_FAIL_OST_LDLM_REPLY_NET 0x213
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#define OBD_FAIL_OST_BRW_PAUSE_BULK 0x214
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#define OBD_FAIL_OST_ENOSPC 0x215
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#define OBD_FAIL_OST_EROFS 0x216
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#define OBD_FAIL_OST_ENOENT 0x217
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#define OBD_FAIL_OST_QUOTACHECK_NET 0x218
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#define OBD_FAIL_OST_QUOTACTL_NET 0x219
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#define OBD_FAIL_OST_CHECKSUM_RECEIVE 0x21a
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#define OBD_FAIL_OST_CHECKSUM_SEND 0x21b
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#define OBD_FAIL_OST_BRW_SIZE 0x21c
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#define OBD_FAIL_OST_DROP_REQ 0x21d
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#define OBD_FAIL_OST_SETATTR_CREDITS 0x21e
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#define OBD_FAIL_OST_HOLD_WRITE_RPC 0x21f
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#define OBD_FAIL_OST_BRW_WRITE_BULK2 0x220
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#define OBD_FAIL_OST_LLOG_RECOVERY_TIMEOUT 0x221
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#define OBD_FAIL_OST_CANCEL_COOKIE_TIMEOUT 0x222
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#define OBD_FAIL_OST_PAUSE_CREATE 0x223
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#define OBD_FAIL_OST_BRW_PAUSE_PACK 0x224
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#define OBD_FAIL_OST_CONNECT_NET2 0x225
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#define OBD_FAIL_OST_NOMEM 0x226
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#define OBD_FAIL_OST_BRW_PAUSE_BULK2 0x227
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#define OBD_FAIL_OST_MAPBLK_ENOSPC 0x228
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#define OBD_FAIL_OST_ENOINO 0x229
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#define OBD_FAIL_OST_DQACQ_NET 0x230
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#define OBD_FAIL_OST_STATFS_EINPROGRESS 0x231
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#define OBD_FAIL_LDLM 0x300
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#define OBD_FAIL_LDLM_NAMESPACE_NEW 0x301
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#define OBD_FAIL_LDLM_ENQUEUE_NET 0x302
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#define OBD_FAIL_LDLM_CONVERT_NET 0x303
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#define OBD_FAIL_LDLM_CANCEL_NET 0x304
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#define OBD_FAIL_LDLM_BL_CALLBACK_NET 0x305
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#define OBD_FAIL_LDLM_CP_CALLBACK_NET 0x306
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#define OBD_FAIL_LDLM_GL_CALLBACK_NET 0x307
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#define OBD_FAIL_LDLM_ENQUEUE_EXTENT_ERR 0x308
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#define OBD_FAIL_LDLM_ENQUEUE_INTENT_ERR 0x309
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#define OBD_FAIL_LDLM_CREATE_RESOURCE 0x30a
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#define OBD_FAIL_LDLM_ENQUEUE_BLOCKED 0x30b
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#define OBD_FAIL_LDLM_REPLY 0x30c
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#define OBD_FAIL_LDLM_RECOV_CLIENTS 0x30d
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#define OBD_FAIL_LDLM_ENQUEUE_OLD_EXPORT 0x30e
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#define OBD_FAIL_LDLM_GLIMPSE 0x30f
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#define OBD_FAIL_LDLM_CANCEL_RACE 0x310
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#define OBD_FAIL_LDLM_CANCEL_EVICT_RACE 0x311
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#define OBD_FAIL_LDLM_PAUSE_CANCEL 0x312
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#define OBD_FAIL_LDLM_CLOSE_THREAD 0x313
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#define OBD_FAIL_LDLM_CANCEL_BL_CB_RACE 0x314
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#define OBD_FAIL_LDLM_CP_CB_WAIT 0x315
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#define OBD_FAIL_LDLM_OST_FAIL_RACE 0x316
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#define OBD_FAIL_LDLM_INTR_CP_AST 0x317
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#define OBD_FAIL_LDLM_CP_BL_RACE 0x318
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#define OBD_FAIL_LDLM_NEW_LOCK 0x319
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#define OBD_FAIL_LDLM_AGL_DELAY 0x31a
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#define OBD_FAIL_LDLM_AGL_NOLOCK 0x31b
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#define OBD_FAIL_LDLM_OST_LVB 0x31c
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/* LOCKLESS IO */
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#define OBD_FAIL_LDLM_SET_CONTENTION 0x385
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#define OBD_FAIL_OSC 0x400
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#define OBD_FAIL_OSC_BRW_READ_BULK 0x401
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#define OBD_FAIL_OSC_BRW_WRITE_BULK 0x402
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#define OBD_FAIL_OSC_LOCK_BL_AST 0x403
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#define OBD_FAIL_OSC_LOCK_CP_AST 0x404
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#define OBD_FAIL_OSC_MATCH 0x405
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#define OBD_FAIL_OSC_BRW_PREP_REQ 0x406
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#define OBD_FAIL_OSC_SHUTDOWN 0x407
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#define OBD_FAIL_OSC_CHECKSUM_RECEIVE 0x408
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#define OBD_FAIL_OSC_CHECKSUM_SEND 0x409
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#define OBD_FAIL_OSC_BRW_PREP_REQ2 0x40a
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#define OBD_FAIL_OSC_CONNECT_CKSUM 0x40b
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#define OBD_FAIL_OSC_CKSUM_ADLER_ONLY 0x40c
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#define OBD_FAIL_OSC_DIO_PAUSE 0x40d
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#define OBD_FAIL_OSC_OBJECT_CONTENTION 0x40e
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#define OBD_FAIL_OSC_CP_CANCEL_RACE 0x40f
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#define OBD_FAIL_OSC_CP_ENQ_RACE 0x410
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#define OBD_FAIL_OSC_NO_GRANT 0x411
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#define OBD_FAIL_OSC_DELAY_SETTIME 0x412
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#define OBD_FAIL_PTLRPC 0x500
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#define OBD_FAIL_PTLRPC_ACK 0x501
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#define OBD_FAIL_PTLRPC_RQBD 0x502
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#define OBD_FAIL_PTLRPC_BULK_GET_NET 0x503
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#define OBD_FAIL_PTLRPC_BULK_PUT_NET 0x504
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#define OBD_FAIL_PTLRPC_DROP_RPC 0x505
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#define OBD_FAIL_PTLRPC_DELAY_SEND 0x506
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#define OBD_FAIL_PTLRPC_DELAY_RECOV 0x507
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#define OBD_FAIL_PTLRPC_CLIENT_BULK_CB 0x508
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#define OBD_FAIL_PTLRPC_PAUSE_REQ 0x50a
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#define OBD_FAIL_PTLRPC_PAUSE_REP 0x50c
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#define OBD_FAIL_PTLRPC_IMP_DEACTIVE 0x50d
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#define OBD_FAIL_PTLRPC_DUMP_LOG 0x50e
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#define OBD_FAIL_PTLRPC_LONG_REPL_UNLINK 0x50f
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#define OBD_FAIL_PTLRPC_LONG_BULK_UNLINK 0x510
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#define OBD_FAIL_PTLRPC_HPREQ_TIMEOUT 0x511
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#define OBD_FAIL_PTLRPC_HPREQ_NOTIMEOUT 0x512
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#define OBD_FAIL_PTLRPC_DROP_REQ_OPC 0x513
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#define OBD_FAIL_PTLRPC_FINISH_REPLAY 0x514
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#define OBD_FAIL_PTLRPC_CLIENT_BULK_CB2 0x515
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#define OBD_FAIL_PTLRPC_DELAY_IMP_FULL 0x516
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#define OBD_FAIL_PTLRPC_CANCEL_RESEND 0x517
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#define OBD_FAIL_OBD_PING_NET 0x600
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#define OBD_FAIL_OBD_LOG_CANCEL_NET 0x601
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#define OBD_FAIL_OBD_LOGD_NET 0x602
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#define OBD_FAIL_OBD_QC_CALLBACK_NET 0x603
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#define OBD_FAIL_OBD_DQACQ 0x604
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#define OBD_FAIL_OBD_LLOG_SETUP 0x605
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#define OBD_FAIL_OBD_LOG_CANCEL_REP 0x606
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#define OBD_FAIL_OBD_IDX_READ_NET 0x607
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#define OBD_FAIL_OBD_IDX_READ_BREAK 0x608
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#define OBD_FAIL_OBD_NO_LRU 0x609
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#define OBD_FAIL_TGT_REPLY_NET 0x700
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#define OBD_FAIL_TGT_CONN_RACE 0x701
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#define OBD_FAIL_TGT_FORCE_RECONNECT 0x702
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#define OBD_FAIL_TGT_DELAY_CONNECT 0x703
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#define OBD_FAIL_TGT_DELAY_RECONNECT 0x704
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#define OBD_FAIL_TGT_DELAY_PRECREATE 0x705
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#define OBD_FAIL_TGT_TOOMANY_THREADS 0x706
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#define OBD_FAIL_TGT_REPLAY_DROP 0x707
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#define OBD_FAIL_TGT_FAKE_EXP 0x708
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#define OBD_FAIL_TGT_REPLAY_DELAY 0x709
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#define OBD_FAIL_TGT_LAST_REPLAY 0x710
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#define OBD_FAIL_TGT_CLIENT_ADD 0x711
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#define OBD_FAIL_TGT_RCVG_FLAG 0x712
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#define OBD_FAIL_TGT_DELAY_CONDITIONAL 0x713
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#define OBD_FAIL_MDC_REVALIDATE_PAUSE 0x800
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#define OBD_FAIL_MDC_ENQUEUE_PAUSE 0x801
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#define OBD_FAIL_MDC_OLD_EXT_FLAGS 0x802
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#define OBD_FAIL_MDC_GETATTR_ENQUEUE 0x803
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#define OBD_FAIL_MDC_RPCS_SEM 0x804
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#define OBD_FAIL_MDC_LIGHTWEIGHT 0x805
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#define OBD_FAIL_MGS 0x900
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#define OBD_FAIL_MGS_ALL_REQUEST_NET 0x901
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#define OBD_FAIL_MGS_ALL_REPLY_NET 0x902
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#define OBD_FAIL_MGC_PAUSE_PROCESS_LOG 0x903
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#define OBD_FAIL_MGS_PAUSE_REQ 0x904
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#define OBD_FAIL_MGS_PAUSE_TARGET_REG 0x905
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#define OBD_FAIL_MGS_CONNECT_NET 0x906
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#define OBD_FAIL_MGS_DISCONNECT_NET 0x907
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#define OBD_FAIL_MGS_SET_INFO_NET 0x908
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#define OBD_FAIL_MGS_EXCEPTION_NET 0x909
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#define OBD_FAIL_MGS_TARGET_REG_NET 0x90a
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#define OBD_FAIL_MGS_TARGET_DEL_NET 0x90b
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#define OBD_FAIL_MGS_CONFIG_READ_NET 0x90c
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#define OBD_FAIL_QUOTA_DQACQ_NET 0xA01
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#define OBD_FAIL_QUOTA_EDQUOT 0xA02
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#define OBD_FAIL_QUOTA_DELAY_REINT 0xA03
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#define OBD_FAIL_QUOTA_RECOVERABLE_ERR 0xA04
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#define OBD_FAIL_LPROC_REMOVE 0xB00
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#define OBD_FAIL_SEQ 0x1000
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#define OBD_FAIL_SEQ_QUERY_NET 0x1001
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#define OBD_FAIL_SEQ_EXHAUST 0x1002
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#define OBD_FAIL_FLD 0x1100
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#define OBD_FAIL_FLD_QUERY_NET 0x1101
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#define OBD_FAIL_SEC_CTX 0x1200
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#define OBD_FAIL_SEC_CTX_INIT_NET 0x1201
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#define OBD_FAIL_SEC_CTX_INIT_CONT_NET 0x1202
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#define OBD_FAIL_SEC_CTX_FINI_NET 0x1203
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#define OBD_FAIL_SEC_CTX_HDL_PAUSE 0x1204
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#define OBD_FAIL_LLOG 0x1300
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#define OBD_FAIL_LLOG_ORIGIN_CONNECT_NET 0x1301
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#define OBD_FAIL_LLOG_ORIGIN_HANDLE_CREATE_NET 0x1302
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#define OBD_FAIL_LLOG_ORIGIN_HANDLE_DESTROY_NET 0x1303
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#define OBD_FAIL_LLOG_ORIGIN_HANDLE_READ_HEADER_NET 0x1304
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#define OBD_FAIL_LLOG_ORIGIN_HANDLE_NEXT_BLOCK_NET 0x1305
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#define OBD_FAIL_LLOG_ORIGIN_HANDLE_PREV_BLOCK_NET 0x1306
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#define OBD_FAIL_LLOG_ORIGIN_HANDLE_WRITE_REC_NET 0x1307
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#define OBD_FAIL_LLOG_ORIGIN_HANDLE_CLOSE_NET 0x1308
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#define OBD_FAIL_LLOG_CATINFO_NET 0x1309
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#define OBD_FAIL_MDS_SYNC_CAPA_SL 0x1310
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#define OBD_FAIL_SEQ_ALLOC 0x1311
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#define OBD_FAIL_LLITE 0x1400
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#define OBD_FAIL_LLITE_FAULT_TRUNC_RACE 0x1401
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#define OBD_FAIL_LOCK_STATE_WAIT_INTR 0x1402
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#define OBD_FAIL_LOV_INIT 0x1403
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#define OBD_FAIL_GLIMPSE_DELAY 0x1404
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#define OBD_FAIL_LLITE_XATTR_ENOMEM 0x1405
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#define OBD_FAIL_FID_INDIR 0x1501
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#define OBD_FAIL_FID_INLMA 0x1502
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#define OBD_FAIL_FID_IGIF 0x1504
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#define OBD_FAIL_FID_LOOKUP 0x1505
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#define OBD_FAIL_FID_NOLMA 0x1506
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/* LFSCK */
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#define OBD_FAIL_LFSCK_DELAY1 0x1600
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#define OBD_FAIL_LFSCK_DELAY2 0x1601
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#define OBD_FAIL_LFSCK_DELAY3 0x1602
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#define OBD_FAIL_LFSCK_LINKEA_CRASH 0x1603
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#define OBD_FAIL_LFSCK_LINKEA_MORE 0x1604
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#define OBD_FAIL_LFSCK_LINKEA_MORE2 0x1605
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#define OBD_FAIL_LFSCK_FATAL1 0x1608
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#define OBD_FAIL_LFSCK_FATAL2 0x1609
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#define OBD_FAIL_LFSCK_CRASH 0x160a
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#define OBD_FAIL_LFSCK_NO_AUTO 0x160b
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#define OBD_FAIL_LFSCK_NO_DOUBLESCAN 0x160c
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/* UPDATE */
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#define OBD_FAIL_UPDATE_OBJ_NET 0x1700
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#define OBD_FAIL_UPDATE_OBJ_NET_REP 0x1701
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/* Assign references to moved code to reduce code changes */
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#define OBD_FAIL_PRECHECK(id) CFS_FAIL_PRECHECK(id)
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#define OBD_FAIL_CHECK(id) CFS_FAIL_CHECK(id)
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#define OBD_FAIL_CHECK_VALUE(id, value) CFS_FAIL_CHECK_VALUE(id, value)
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#define OBD_FAIL_CHECK_ORSET(id, value) CFS_FAIL_CHECK_ORSET(id, value)
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#define OBD_FAIL_CHECK_RESET(id, value) CFS_FAIL_CHECK_RESET(id, value)
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#define OBD_FAIL_RETURN(id, ret) CFS_FAIL_RETURN(id, ret)
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#define OBD_FAIL_TIMEOUT(id, secs) CFS_FAIL_TIMEOUT(id, secs)
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#define OBD_FAIL_TIMEOUT_MS(id, ms) CFS_FAIL_TIMEOUT_MS(id, ms)
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#define OBD_FAIL_TIMEOUT_ORSET(id, value, secs) CFS_FAIL_TIMEOUT_ORSET(id, value, secs)
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#define OBD_RACE(id) CFS_RACE(id)
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#define OBD_FAIL_ONCE CFS_FAIL_ONCE
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#define OBD_FAILED CFS_FAILED
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#ifdef CONFIG_DEBUG_SLAB
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#define POISON(ptr, c, s) do {} while (0)
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#define POISON_PTR(ptr) ((void)0)
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#else
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#define POISON(ptr, c, s) memset(ptr, c, s)
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#define POISON_PTR(ptr) (ptr) = (void *)0xdeadbeef
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#endif
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#ifdef POISON_BULK
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#define POISON_PAGE(page, val) do { \
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memset(kmap(page), val, PAGE_SIZE); \
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kunmap(page); \
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} while (0)
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#else
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#define POISON_PAGE(page, val) do { } while (0)
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#endif
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#define OBD_FREE_RCU(ptr, size, handle) \
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do { \
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struct portals_handle *__h = (handle); \
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\
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__h->h_cookie = (unsigned long)(ptr); \
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__h->h_size = (size); \
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call_rcu(&__h->h_rcu, class_handle_free_cb); \
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POISON_PTR(ptr); \
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} while (0)
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#define KEY_IS(str) \
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(keylen >= (sizeof(str)-1) && memcmp(key, str, (sizeof(str)-1)) == 0)
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#endif
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