lustre/include/obd_support.h

   1 /*
   2  * GPL HEADER START
   3  *
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 only,
   8  * as published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * General Public License version 2 for more details (a copy is included
  14  * in the LICENSE file that accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * version 2 along with this program; If not, see
  18  * http://www.gnu.org/licenses/gpl-2.0.html
  19  *
  20  * GPL HEADER END
  21  */
  22 /*
  23  * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  24  * Use is subject to license terms.
  25  *
  26  * Copyright (c) 2011, 2017, Intel Corporation.
  27  */
  28 /*
  29  * This file is part of Lustre, http://www.lustre.org/
  30  * Lustre is a trademark of Sun Microsystems, Inc.
  31  */
  32
  33 #ifndef _OBD_SUPPORT
  34 #define _OBD_SUPPORT
  35
  36 #include <linux/atomic.h>
  37 #include <linux/ctype.h>
  38 #include <linux/highmem.h>
  39 #include <linux/slab.h>
  40 #include <linux/types.h>
  41
  42 #include <libcfs/libcfs.h>
  43 #include <lprocfs_status.h>
  44 #include <lustre_handles.h>
  45
  46 /* global variables */
  47 extern struct lprocfs_stats *obd_memory;
  48 enum {
  49         OBD_MEMORY_STAT = 0,
  50         OBD_STATS_NUM,
  51 };
  52
  53 extern unsigned int obd_debug_peer_on_timeout;
  54 extern unsigned int obd_dump_on_timeout;
  55 extern unsigned int obd_dump_on_eviction;
  56 extern unsigned int obd_lbug_on_eviction;
  57 /* obd_timeout should only be used for recovery, not for
  58    networking / disk / timings affected by load (use Adaptive Timeouts) */
  59 extern unsigned int obd_timeout;          /* seconds */
  60 extern unsigned int ldlm_timeout;         /* seconds */
  61 extern unsigned int obd_timeout_set;
  62 extern unsigned int ldlm_timeout_set;
  63 extern unsigned int bulk_timeout;
  64 extern unsigned int at_min;
  65 extern unsigned int at_max;
  66 extern unsigned int at_history;
  67 extern int at_early_margin;
  68 extern int at_extra;
  69 extern unsigned long obd_max_dirty_pages;
  70 extern atomic_long_t obd_dirty_pages;
  71 extern atomic_long_t obd_dirty_transit_pages;
  72 extern char obd_jobid_var[];
  73
  74 /* Some hash init argument constants */
  75 #define HASH_POOLS_BKT_BITS 3
  76 #define HASH_POOLS_CUR_BITS 3
  77 #define HASH_POOLS_MAX_BITS 7
  78 #define HASH_UUID_BKT_BITS 5
  79 #define HASH_UUID_CUR_BITS 7
  80 #define HASH_UUID_MAX_BITS 12
  81 #define HASH_NID_BKT_BITS 5
  82 #define HASH_NID_CUR_BITS 7
  83 #define HASH_NID_MAX_BITS 12
  84 #define HASH_NID_STATS_BKT_BITS 5
  85 #define HASH_NID_STATS_CUR_BITS 7
  86 #define HASH_NID_STATS_MAX_BITS 12
  87 #define HASH_GEN_BKT_BITS 5
  88 #define HASH_GEN_CUR_BITS 7
  89 #define HASH_GEN_MAX_BITS 12
  90 #define HASH_LQE_BKT_BITS 5
  91 #define HASH_LQE_CUR_BITS 7
  92 #define HASH_LQE_MAX_BITS 12
  93 #define HASH_CONN_BKT_BITS 5
  94 #define HASH_CONN_CUR_BITS 5
  95 #define HASH_CONN_MAX_BITS 15
  96 #define HASH_EXP_LOCK_BKT_BITS  5
  97 #define HASH_EXP_LOCK_CUR_BITS  7
  98 #define HASH_EXP_LOCK_MAX_BITS  16
  99 #define HASH_CL_ENV_BKT_BITS    5
 100 #define HASH_CL_ENV_BITS        10
 101 #define HASH_JOB_STATS_BKT_BITS 5
 102 #define HASH_JOB_STATS_CUR_BITS 7
 103 #define HASH_JOB_STATS_MAX_BITS 12
 104
 105 /* Timeout definitions */
 106 #define OBD_TIMEOUT_DEFAULT             100
 107 #define LDLM_TIMEOUT_DEFAULT            20
 108 #define MDS_LDLM_TIMEOUT_DEFAULT        6
 109 /* Time to wait for all clients to reconnect during recovery (hard limit) */
 110 #define OBD_RECOVERY_TIME_HARD          (obd_timeout * 9)
 111 /* Time to wait for all clients to reconnect during recovery (soft limit) */
 112 /* Should be very conservative; must catch the first reconnect after reboot */
 113 #define OBD_RECOVERY_TIME_SOFT          (obd_timeout * 3)
 114 /* Change recovery-small 26b time if you change this */
 115 #define PING_INTERVAL max(obd_timeout / 4, 1U)
 116 /* a bit more than maximal journal commit time in seconds */
 117 #define PING_INTERVAL_SHORT min(PING_INTERVAL, 7U)
 118 /* Client may skip 1 ping; we must wait at least 2.5. But for multiple
 119  * failover targets the client only pings one server at a time, and pings
 120  * can be lost on a loaded network. Since eviction has serious consequences,
 121  * and there's no urgent need to evict a client just because it's idle, we
 122  * should be very conservative here. */
 123 #define PING_EVICT_TIMEOUT (PING_INTERVAL * 6)
 124 #define DISK_TIMEOUT 50          /* Beyond this we warn about disk speed */
 125 #define CONNECTION_SWITCH_MIN 5U /* Connection switching rate limiter */
 126  /* Max connect interval for nonresponsive servers; ~50s to avoid building up
 127     connect requests in the LND queues, but within obd_timeout so we don't
 128     miss the recovery window */
 129 #define CONNECTION_SWITCH_MAX min(50U, max(CONNECTION_SWITCH_MIN,obd_timeout))
 130 #define CONNECTION_SWITCH_INC 5  /* Connection timeout backoff */
 131 /* In general this should be low to have quick detection of a system
 132    running on a backup server. (If it's too low, import_select_connection
 133    will increase the timeout anyhow.)  */
 134 #define INITIAL_CONNECT_TIMEOUT max(CONNECTION_SWITCH_MIN,obd_timeout/20)
 135 /* The max delay between connects is SWITCH_MAX + SWITCH_INC + INITIAL */
 136 #define RECONNECT_DELAY_MAX (CONNECTION_SWITCH_MAX + CONNECTION_SWITCH_INC + \
 137                              INITIAL_CONNECT_TIMEOUT)
 138 /* The min time a target should wait for clients to reconnect in recovery */
 139 #define OBD_RECOVERY_TIME_MIN    (2*RECONNECT_DELAY_MAX)
 140 #define OBD_IR_FACTOR_MIN         1
 141 #define OBD_IR_FACTOR_MAX         10
 142 #define OBD_IR_FACTOR_DEFAULT    (OBD_IR_FACTOR_MAX/2)
 143 /* default timeout for the MGS to become IR_FULL */
 144 #define OBD_IR_MGS_TIMEOUT       (4*obd_timeout)
 145 #define LONG_UNLINK 300          /* Unlink should happen before now */
 146
 147 /**
 148  * Time interval of shrink, if the client is "idle" more than this interval,
 149  * then the ll_grant thread will return the requested grant space to filter
 150  */
 151 #define GRANT_SHRINK_INTERVAL            1200/*20 minutes*/
 152
 153 #define OBD_FAIL_MDS                     0x100
 154 #define OBD_FAIL_MDS_HANDLE_UNPACK       0x101
 155 #define OBD_FAIL_MDS_GETATTR_NET         0x102
 156 #define OBD_FAIL_MDS_GETATTR_PACK        0x103
 157 #define OBD_FAIL_MDS_READPAGE_NET        0x104
 158 #define OBD_FAIL_MDS_READPAGE_PACK       0x105
 159 #define OBD_FAIL_MDS_SENDPAGE            0x106
 160 #define OBD_FAIL_MDS_REINT_NET           0x107
 161 #define OBD_FAIL_MDS_REINT_UNPACK        0x108
 162 #define OBD_FAIL_MDS_REINT_SETATTR       0x109
 163 #define OBD_FAIL_MDS_REINT_SETATTR_WRITE 0x10a
 164 #define OBD_FAIL_MDS_REINT_CREATE        0x10b
 165 #define OBD_FAIL_MDS_REINT_CREATE_WRITE  0x10c
 166 #define OBD_FAIL_MDS_REINT_UNLINK        0x10d
 167 #define OBD_FAIL_MDS_REINT_UNLINK_WRITE  0x10e
 168 #define OBD_FAIL_MDS_REINT_LINK          0x10f
 169 #define OBD_FAIL_MDS_REINT_LINK_WRITE    0x110
 170 #define OBD_FAIL_MDS_REINT_RENAME        0x111
 171 #define OBD_FAIL_MDS_REINT_RENAME_WRITE  0x112
 172 #define OBD_FAIL_MDS_OPEN_NET            0x113
 173 #define OBD_FAIL_MDS_OPEN_PACK           0x114
 174 #define OBD_FAIL_MDS_CLOSE_NET           0x115
 175 #define OBD_FAIL_MDS_CLOSE_PACK          0x116
 176 #define OBD_FAIL_MDS_CONNECT_NET         0x117
 177 #define OBD_FAIL_MDS_CONNECT_PACK        0x118
 178 #define OBD_FAIL_MDS_REINT_NET_REP       0x119
 179 #define OBD_FAIL_MDS_DISCONNECT_NET      0x11a
 180 #define OBD_FAIL_MDS_GET_ROOT_NET        0x11b
 181 #define OBD_FAIL_MDS_GET_ROOT_PACK       0x11c
 182 #define OBD_FAIL_MDS_STATFS_PACK         0x11d
 183 #define OBD_FAIL_MDS_STATFS_SUM_PACK     0x11d
 184 #define OBD_FAIL_MDS_STATFS_NET          0x11e
 185 #define OBD_FAIL_MDS_STATFS_SUM_NET      0x11e
 186 #define OBD_FAIL_MDS_GETATTR_NAME_NET    0x11f
 187 #define OBD_FAIL_MDS_PIN_NET             0x120
 188 #define OBD_FAIL_MDS_UNPIN_NET           0x121
 189 #define OBD_FAIL_MDS_ALL_REPLY_NET       0x122
 190 #define OBD_FAIL_MDS_ALL_REQUEST_NET     0x123
 191 #define OBD_FAIL_MDS_SYNC_NET            0x124
 192 #define OBD_FAIL_MDS_SYNC_PACK           0x125
 193 /*      OBD_FAIL_MDS_DONE_WRITING_NET    0x126 obsolete since 2.8.0 */
 194 /*      OBD_FAIL_MDS_DONE_WRITING_PACK   0x127 obsolete since 2.8.0 */
 195 #define OBD_FAIL_MDS_ALLOC_OBDO          0x128
 196 #define OBD_FAIL_MDS_PAUSE_OPEN          0x129
 197 #define OBD_FAIL_MDS_STATFS_LCW_SLEEP    0x12a
 198 #define OBD_FAIL_MDS_OPEN_CREATE         0x12b
 199 #define OBD_FAIL_MDS_OST_SETATTR         0x12c
 200 /*      OBD_FAIL_MDS_QUOTACHECK_NET      0x12d obsolete since 2.4 */
 201 #define OBD_FAIL_MDS_QUOTACTL_NET        0x12e
 202 #define OBD_FAIL_MDS_CLIENT_ADD          0x12f
 203 #define OBD_FAIL_MDS_GETXATTR_NET        0x130
 204 #define OBD_FAIL_MDS_GETXATTR_PACK       0x131
 205 #define OBD_FAIL_MDS_SETXATTR_NET        0x132
 206 #define OBD_FAIL_MDS_SETXATTR            0x133
 207 #define OBD_FAIL_MDS_SETXATTR_WRITE      0x134
 208 #define OBD_FAIL_MDS_FS_SETUP            0x135
 209 #define OBD_FAIL_MDS_RESEND              0x136
 210 #define OBD_FAIL_MDS_LLOG_CREATE_FAILED  0x137
 211 #define OBD_FAIL_MDS_LOV_SYNC_RACE       0x138
 212 #define OBD_FAIL_MDS_OSC_PRECREATE       0x139
 213 #define OBD_FAIL_MDS_LLOG_SYNC_TIMEOUT   0x13a
 214 #define OBD_FAIL_MDS_CLOSE_NET_REP       0x13b
 215 #define OBD_FAIL_MDS_BLOCK_QUOTA_REQ     0x13c
 216 #define OBD_FAIL_MDS_DROP_QUOTA_REQ      0x13d
 217 #define OBD_FAIL_MDS_REMOVE_COMMON_EA    0x13e
 218 #define OBD_FAIL_MDS_ALLOW_COMMON_EA_SETTING   0x13f
 219 #define OBD_FAIL_MDS_FAIL_LOV_LOG_ADD    0x140
 220 #define OBD_FAIL_MDS_LOV_PREP_CREATE     0x141
 221 #define OBD_FAIL_MDS_REINT_DELAY         0x142
 222 #define OBD_FAIL_MDS_READLINK_EPROTO     0x143
 223 #define OBD_FAIL_MDS_OPEN_WAIT_CREATE    0x144
 224 #define OBD_FAIL_MDS_PDO_LOCK            0x145
 225 #define OBD_FAIL_MDS_PDO_LOCK2           0x146
 226 #define OBD_FAIL_MDS_OSC_CREATE_FAIL     0x147
 227 #define OBD_FAIL_MDS_NEGATIVE_POSITIVE   0x148
 228 #define OBD_FAIL_MDS_HSM_STATE_GET_NET          0x149
 229 #define OBD_FAIL_MDS_HSM_STATE_SET_NET          0x14a
 230 #define OBD_FAIL_MDS_HSM_PROGRESS_NET           0x14b
 231 #define OBD_FAIL_MDS_HSM_REQUEST_NET            0x14c
 232 #define OBD_FAIL_MDS_HSM_CT_REGISTER_NET        0x14d
 233 #define OBD_FAIL_MDS_HSM_CT_UNREGISTER_NET      0x14e
 234 #define OBD_FAIL_MDS_SWAP_LAYOUTS_NET           0x14f
 235 #define OBD_FAIL_MDS_HSM_ACTION_NET             0x150
 236 #define OBD_FAIL_MDS_CHANGELOG_INIT             0x151
 237 #define OBD_FAIL_MDS_HSM_SWAP_LAYOUTS           0x152
 238 #define OBD_FAIL_MDS_RENAME              0x153
 239 #define OBD_FAIL_MDS_RENAME2             0x154
 240 #define OBD_FAIL_MDS_RENAME3             0x155
 241 #define OBD_FAIL_MDS_RENAME4             0x156
 242 #define OBD_FAIL_MDS_LDLM_REPLY_NET      0x157
 243 #define OBD_FAIL_MDS_STALE_DIR_LAYOUT    0x158
 244 #define OBD_FAIL_MDS_REINT_MULTI_NET     0x159
 245 #define OBD_FAIL_MDS_REINT_MULTI_NET_REP 0x15a
 246 #define OBD_FAIL_MDS_LLOG_CREATE_FAILED2 0x15b
 247 #define OBD_FAIL_MDS_FLD_LOOKUP                 0x15c
 248 #define OBD_FAIL_MDS_INTENT_DELAY               0x160
 249 #define OBD_FAIL_MDS_XATTR_REP                  0x161
 250 #define OBD_FAIL_MDS_TRACK_OVERFLOW      0x162
 251 #define OBD_FAIL_MDS_LOV_CREATE_RACE     0x163
 252 #define OBD_FAIL_MDS_HSM_CDT_DELAY       0x164
 253 #define OBD_FAIL_MDS_ORPHAN_DELETE       0x165
 254
 255 /* layout lock */
 256 #define OBD_FAIL_MDS_NO_LL_GETATTR       0x170
 257 #define OBD_FAIL_MDS_NO_LL_OPEN          0x171
 258 #define OBD_FAIL_MDS_LL_BLOCK            0x172
 259
 260 /* CMD */
 261 #define OBD_FAIL_MDS_IS_SUBDIR_NET       0x180
 262 #define OBD_FAIL_MDS_IS_SUBDIR_PACK      0x181
 263 #define OBD_FAIL_MDS_SET_INFO_NET        0x182
 264 #define OBD_FAIL_MDS_WRITEPAGE_NET       0x183
 265 #define OBD_FAIL_MDS_WRITEPAGE_PACK      0x184
 266 #define OBD_FAIL_MDS_RECOVERY_ACCEPTS_GAPS 0x185
 267 #define OBD_FAIL_MDS_GET_INFO_NET        0x186
 268 #define OBD_FAIL_MDS_DQACQ_NET           0x187
 269 #define OBD_FAIL_MDS_STRIPE_CREATE       0x188
 270 #define OBD_FAIL_MDS_STRIPE_FID          0x189
 271
 272 /* OI scrub */
 273 #define OBD_FAIL_OSD_SCRUB_DELAY                        0x190
 274 #define OBD_FAIL_OSD_SCRUB_CRASH                        0x191
 275 #define OBD_FAIL_OSD_SCRUB_FATAL                        0x192
 276 #define OBD_FAIL_OSD_FID_MAPPING                        0x193
 277 #define OBD_FAIL_OSD_LMA_INCOMPAT                       0x194
 278 #define OBD_FAIL_OSD_COMPAT_INVALID_ENTRY               0x195
 279 #define OBD_FAIL_OSD_COMPAT_NO_ENTRY                    0x196
 280 #define OBD_FAIL_OSD_OST_EA_FID_SET                     0x197
 281 #define OBD_FAIL_OSD_NO_OI_ENTRY                        0x198
 282 #define OBD_FAIL_OSD_INDEX_CRASH                        0x199
 283
 284 #define OBD_FAIL_OSD_TXN_START                          0x19a
 285
 286 #define OBD_FAIL_OSD_DUPLICATE_MAP                      0x19b
 287
 288 #define OBD_FAIL_OFD_SET_OID                            0x1e0
 289
 290 #define OBD_FAIL_OST                     0x200
 291 #define OBD_FAIL_OST_CONNECT_NET         0x201
 292 #define OBD_FAIL_OST_DISCONNECT_NET      0x202
 293 #define OBD_FAIL_OST_GET_INFO_NET        0x203
 294 #define OBD_FAIL_OST_CREATE_NET          0x204
 295 #define OBD_FAIL_OST_DESTROY_NET         0x205
 296 #define OBD_FAIL_OST_GETATTR_NET         0x206
 297 #define OBD_FAIL_OST_SETATTR_NET         0x207
 298 #define OBD_FAIL_OST_OPEN_NET            0x208
 299 #define OBD_FAIL_OST_CLOSE_NET           0x209
 300 #define OBD_FAIL_OST_BRW_NET             0x20a
 301 #define OBD_FAIL_OST_PUNCH_NET           0x20b
 302 #define OBD_FAIL_OST_STATFS_NET          0x20c
 303 #define OBD_FAIL_OST_HANDLE_UNPACK       0x20d
 304 #define OBD_FAIL_OST_BRW_WRITE_BULK      0x20e
 305 #define OBD_FAIL_OST_BRW_READ_BULK       0x20f
 306 #define OBD_FAIL_OST_SYNC_NET            0x210
 307 #define OBD_FAIL_OST_ALL_REPLY_NET       0x211
 308 #define OBD_FAIL_OST_ALL_REQUEST_NET     0x212
 309 #define OBD_FAIL_OST_LDLM_REPLY_NET      0x213
 310 #define OBD_FAIL_OST_BRW_PAUSE_BULK      0x214
 311 #define OBD_FAIL_OST_ENOSPC              0x215
 312 #define OBD_FAIL_OST_EROFS               0x216
 313 #define OBD_FAIL_SRV_ENOENT              0x217
 314 /*      OBD_FAIL_OST_QUOTACHECK_NET      0x218 obsolete since 2.4 */
 315 #define OBD_FAIL_OST_QUOTACTL_NET        0x219
 316 #define OBD_FAIL_OST_CHECKSUM_RECEIVE    0x21a
 317 #define OBD_FAIL_OST_CHECKSUM_SEND       0x21b
 318 #define OBD_FAIL_OST_BRW_SIZE            0x21c
 319 #define OBD_FAIL_OST_DROP_REQ            0x21d
 320 #define OBD_FAIL_OST_SETATTR_CREDITS     0x21e
 321 #define OBD_FAIL_OST_HOLD_WRITE_RPC      0x21f
 322 #define OBD_FAIL_OST_BRW_WRITE_BULK2     0x220
 323 #define OBD_FAIL_OST_LLOG_RECOVERY_TIMEOUT 0x221
 324 #define OBD_FAIL_OST_CANCEL_COOKIE_TIMEOUT 0x222
 325 #define OBD_FAIL_OST_PAUSE_CREATE        0x223
 326 #define OBD_FAIL_OST_BRW_PAUSE_PACK      0x224
 327 #define OBD_FAIL_OST_CONNECT_NET2        0x225
 328 #define OBD_FAIL_OST_NOMEM               0x226
 329 #define OBD_FAIL_OST_BRW_PAUSE_BULK2     0x227
 330 #define OBD_FAIL_OST_MAPBLK_ENOSPC       0x228
 331 #define OBD_FAIL_OST_ENOINO              0x229
 332 #define OBD_FAIL_OST_DQACQ_NET           0x230
 333 #define OBD_FAIL_OST_STATFS_EINPROGRESS  0x231
 334 #define OBD_FAIL_OST_SET_INFO_NET        0x232
 335 #define OBD_FAIL_OST_NODESTROY           0x233
 336 #define OBD_FAIL_OST_READ_SIZE           0x234
 337 #define OBD_FAIL_OST_LADVISE_NET         0x235
 338 #define OBD_FAIL_OST_PAUSE_PUNCH         0x236
 339 #define OBD_FAIL_OST_LADVISE_PAUSE       0x237
 340 #define OBD_FAIL_OST_FAKE_RW             0x238
 341 #define OBD_FAIL_OST_LIST_ASSERT         0x239
 342 #define OBD_FAIL_OST_GL_WORK_ALLOC       0x240
 343 #define OBD_FAIL_OST_SKIP_LV_CHECK       0x241
 344 #define OBD_FAIL_OST_STATFS_DELAY        0x242
 345 #define OBD_FAIL_OST_INTEGRITY_FAULT     0x243
 346 #define OBD_FAIL_OST_INTEGRITY_CMP       0x244
 347 #define OBD_FAIL_OST_DISCONNECT_DELAY    0x245
 348 #define OBD_FAIL_OST_DELAY_TRANS         0x246
 349 #define OBD_FAIL_OST_PREPARE_DELAY       0x247
 350
 351 #define OBD_FAIL_LDLM                    0x300
 352 #define OBD_FAIL_LDLM_NAMESPACE_NEW      0x301
 353 #define OBD_FAIL_LDLM_ENQUEUE_NET                       0x302
 354 #define OBD_FAIL_LDLM_CONVERT_NET                       0x303
 355 #define OBD_FAIL_LDLM_CANCEL_NET                        0x304
 356 #define OBD_FAIL_LDLM_BL_CALLBACK_NET                   0x305
 357 #define OBD_FAIL_LDLM_CP_CALLBACK_NET                   0x306
 358 #define OBD_FAIL_LDLM_GL_CALLBACK_NET                   0x307
 359 #define OBD_FAIL_LDLM_ENQUEUE_EXTENT_ERR 0x308
 360 #define OBD_FAIL_LDLM_ENQUEUE_INTENT_ERR 0x309
 361 #define OBD_FAIL_LDLM_CREATE_RESOURCE    0x30a
 362 #define OBD_FAIL_LDLM_ENQUEUE_BLOCKED    0x30b
 363 #define OBD_FAIL_LDLM_REPLY              0x30c
 364 #define OBD_FAIL_LDLM_RECOV_CLIENTS      0x30d
 365 #define OBD_FAIL_LDLM_ENQUEUE_OLD_EXPORT 0x30e
 366 #define OBD_FAIL_LDLM_GLIMPSE            0x30f
 367 #define OBD_FAIL_LDLM_CANCEL_RACE        0x310
 368 #define OBD_FAIL_LDLM_CANCEL_EVICT_RACE  0x311
 369 #define OBD_FAIL_LDLM_PAUSE_CANCEL       0x312
 370 #define OBD_FAIL_LDLM_CLOSE_THREAD       0x313
 371 #define OBD_FAIL_LDLM_CANCEL_BL_CB_RACE  0x314
 372 #define OBD_FAIL_LDLM_CP_CB_WAIT         0x315
 373 #define OBD_FAIL_LDLM_OST_FAIL_RACE      0x316
 374 #define OBD_FAIL_LDLM_INTR_CP_AST        0x317
 375 #define OBD_FAIL_LDLM_CP_BL_RACE         0x318
 376 #define OBD_FAIL_LDLM_NEW_LOCK           0x319
 377 #define OBD_FAIL_LDLM_AGL_DELAY          0x31a
 378 #define OBD_FAIL_LDLM_AGL_NOLOCK         0x31b
 379 #define OBD_FAIL_LDLM_OST_LVB            0x31c
 380 #define OBD_FAIL_LDLM_ENQUEUE_HANG       0x31d
 381 #define OBD_FAIL_LDLM_BL_EVICT           0x31e
 382 #define OBD_FAIL_LDLM_PAUSE_CANCEL2      0x31f
 383 #define OBD_FAIL_LDLM_CP_CB_WAIT2        0x320
 384 #define OBD_FAIL_LDLM_CP_CB_WAIT3        0x321
 385 #define OBD_FAIL_LDLM_CP_CB_WAIT4        0x322
 386 #define OBD_FAIL_LDLM_CP_CB_WAIT5        0x323
 387 #define OBD_FAIL_LDLM_SRV_BL_AST         0x324
 388 #define OBD_FAIL_LDLM_SRV_CP_AST         0x325
 389 #define OBD_FAIL_LDLM_SRV_GL_AST         0x326
 390 #define OBD_FAIL_LDLM_WATERMARK_LOW      0x327
 391 #define OBD_FAIL_LDLM_WATERMARK_HIGH     0x328
 392
 393 #define OBD_FAIL_LDLM_GRANT_CHECK        0x32a
 394 #define OBD_FAIL_LDLM_PROLONG_PAUSE      0x32b
 395 #define OBD_FAIL_LDLM_LOCAL_CANCEL_PAUSE 0x32c
 396
 397 /* LOCKLESS IO */
 398 #define OBD_FAIL_LDLM_SET_CONTENTION     0x385
 399
 400 #define OBD_FAIL_OSC                     0x400
 401 #define OBD_FAIL_OSC_BRW_READ_BULK       0x401
 402 #define OBD_FAIL_OSC_BRW_WRITE_BULK      0x402
 403 #define OBD_FAIL_OSC_LOCK_BL_AST         0x403
 404 #define OBD_FAIL_OSC_LOCK_CP_AST         0x404
 405 #define OBD_FAIL_OSC_MATCH               0x405
 406 #define OBD_FAIL_OSC_BRW_PREP_REQ        0x406
 407 #define OBD_FAIL_OSC_SHUTDOWN            0x407
 408 #define OBD_FAIL_OSC_CHECKSUM_RECEIVE    0x408
 409 #define OBD_FAIL_OSC_CHECKSUM_SEND       0x409
 410 #define OBD_FAIL_OSC_BRW_PREP_REQ2       0x40a
 411 /* #define OBD_FAIL_OSC_CONNECT_CKSUM       0x40b Obsolete since 2.9 */
 412 #define OBD_FAIL_OSC_CKSUM_ADLER_ONLY    0x40c
 413 #define OBD_FAIL_OSC_DIO_PAUSE           0x40d
 414 #define OBD_FAIL_OSC_OBJECT_CONTENTION   0x40e
 415 #define OBD_FAIL_OSC_CP_CANCEL_RACE      0x40f
 416 #define OBD_FAIL_OSC_CP_ENQ_RACE         0x410
 417 #define OBD_FAIL_OSC_NO_GRANT            0x411
 418 #define OBD_FAIL_OSC_DELAY_SETTIME       0x412
 419 #define OBD_FAIL_OSC_CONNECT_GRANT_PARAM 0x413
 420 #define OBD_FAIL_OSC_DELAY_IO            0x414
 421
 422 #define OBD_FAIL_PTLRPC                  0x500
 423 #define OBD_FAIL_PTLRPC_ACK              0x501
 424 #define OBD_FAIL_PTLRPC_RQBD             0x502
 425 #define OBD_FAIL_PTLRPC_BULK_GET_NET     0x503
 426 #define OBD_FAIL_PTLRPC_BULK_PUT_NET     0x504
 427 #define OBD_FAIL_PTLRPC_DROP_RPC         0x505
 428 #define OBD_FAIL_PTLRPC_DELAY_SEND       0x506
 429 #define OBD_FAIL_PTLRPC_DELAY_RECOV      0x507
 430 #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB   0x508
 431 #define OBD_FAIL_PTLRPC_PAUSE_REQ        0x50a
 432 #define OBD_FAIL_PTLRPC_PAUSE_REP        0x50c
 433 #define OBD_FAIL_PTLRPC_IMP_DEACTIVE     0x50d
 434 #define OBD_FAIL_PTLRPC_DUMP_LOG         0x50e
 435 #define OBD_FAIL_PTLRPC_LONG_REPL_UNLINK 0x50f
 436 #define OBD_FAIL_PTLRPC_LONG_BULK_UNLINK 0x510
 437 #define OBD_FAIL_PTLRPC_HPREQ_TIMEOUT    0x511
 438 #define OBD_FAIL_PTLRPC_HPREQ_NOTIMEOUT  0x512
 439 #define OBD_FAIL_PTLRPC_DROP_REQ_OPC     0x513
 440 #define OBD_FAIL_PTLRPC_FINISH_REPLAY    0x514
 441 #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB2  0x515
 442 #define OBD_FAIL_PTLRPC_DELAY_IMP_FULL   0x516
 443 #define OBD_FAIL_PTLRPC_CANCEL_RESEND    0x517
 444 #define OBD_FAIL_PTLRPC_DROP_BULK        0x51a
 445 #define OBD_FAIL_PTLRPC_LONG_REQ_UNLINK  0x51b
 446 #define OBD_FAIL_PTLRPC_LONG_BOTH_UNLINK 0x51c
 447 #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB3  0x520
 448 #define OBD_FAIL_PTLRPC_BULK_ATTACH      0x521
 449 #define OBD_FAIL_PTLRPC_ROUND_XID        0x530
 450 #define OBD_FAIL_PTLRPC_CONNECT_RACE     0x531
 451
 452 #define OBD_FAIL_OBD_PING_NET            0x600
 453 /*      OBD_FAIL_OBD_LOG_CANCEL_NET      0x601 obsolete since 1.5 */
 454 #define OBD_FAIL_OBD_LOGD_NET            0x602
 455 /*      OBD_FAIL_OBD_QC_CALLBACK_NET     0x603 obsolete since 2.4 */
 456 #define OBD_FAIL_OBD_DQACQ               0x604
 457 #define OBD_FAIL_OBD_LLOG_SETUP          0x605
 458 /*      OBD_FAIL_OBD_LOG_CANCEL_REP      0x606 obsolete since 1.5 */
 459 #define OBD_FAIL_OBD_IDX_READ_NET        0x607
 460 #define OBD_FAIL_OBD_IDX_READ_BREAK      0x608
 461 #define OBD_FAIL_OBD_NO_LRU              0x609
 462 #define OBD_FAIL_OBDCLASS_MODULE_LOAD    0x60a
 463
 464 #define OBD_FAIL_TGT_REPLY_NET           0x700
 465 #define OBD_FAIL_TGT_CONN_RACE           0x701
 466 #define OBD_FAIL_TGT_FORCE_RECONNECT     0x702
 467 #define OBD_FAIL_TGT_DELAY_CONNECT       0x703
 468 #define OBD_FAIL_TGT_DELAY_RECONNECT     0x704
 469 #define OBD_FAIL_TGT_DELAY_PRECREATE     0x705
 470 #define OBD_FAIL_TGT_TOOMANY_THREADS     0x706
 471 #define OBD_FAIL_TGT_REPLAY_DROP         0x707
 472 #define OBD_FAIL_TGT_FAKE_EXP            0x708
 473 #define OBD_FAIL_TGT_REPLAY_DELAY        0x709
 474 /* #define OBD_FAIL_TGT_LAST_REPLAY         0x710 (obsoleted) */
 475 #define OBD_FAIL_TGT_CLIENT_ADD          0x711
 476 #define OBD_FAIL_TGT_RCVG_FLAG           0x712
 477 #define OBD_FAIL_TGT_DELAY_CONDITIONAL   0x713
 478 #define OBD_FAIL_TGT_REPLAY_DELAY2       0x714
 479 #define OBD_FAIL_TGT_REPLAY_RECONNECT    0x715
 480 #define OBD_FAIL_TGT_MOUNT_RACE          0x716
 481 #define OBD_FAIL_TGT_REPLAY_TIMEOUT      0x717
 482 #define OBD_FAIL_TGT_CLIENT_DEL          0x718
 483 #define OBD_FAIL_TGT_SLUGGISH_NET        0x719
 484 #define OBD_FAIL_TGT_RCVD_EIO            0x720
 485 #define OBD_FAIL_TGT_RECOVERY_REQ_RACE   0x721
 486 #define OBD_FAIL_TGT_REPLY_DATA_RACE     0x722
 487
 488 #define OBD_FAIL_MDC_REVALIDATE_PAUSE    0x800
 489 #define OBD_FAIL_MDC_ENQUEUE_PAUSE       0x801
 490 #define OBD_FAIL_MDC_OLD_EXT_FLAGS       0x802
 491 #define OBD_FAIL_MDC_GETATTR_ENQUEUE     0x803
 492 #define OBD_FAIL_MDC_RPCS_SEM            0x804 /* deprecated */
 493 #define OBD_FAIL_MDC_LIGHTWEIGHT         0x805
 494 #define OBD_FAIL_MDC_CLOSE               0x806
 495 #define OBD_FAIL_MDC_MERGE               0x807
 496 #define OBD_FAIL_MDC_GLIMPSE_DDOS        0x808
 497
 498 #define OBD_FAIL_MGS                     0x900
 499 #define OBD_FAIL_MGS_ALL_REQUEST_NET     0x901
 500 #define OBD_FAIL_MGS_ALL_REPLY_NET       0x902
 501 #define OBD_FAIL_MGC_PAUSE_PROCESS_LOG   0x903
 502 #define OBD_FAIL_MGS_PAUSE_REQ           0x904
 503 #define OBD_FAIL_MGS_PAUSE_TARGET_REG    0x905
 504 #define OBD_FAIL_MGS_CONNECT_NET         0x906
 505 #define OBD_FAIL_MGS_DISCONNECT_NET      0x907
 506 #define OBD_FAIL_MGS_SET_INFO_NET        0x908
 507 #define OBD_FAIL_MGS_EXCEPTION_NET       0x909
 508 #define OBD_FAIL_MGS_TARGET_REG_NET      0x90a
 509 #define OBD_FAIL_MGS_TARGET_DEL_NET      0x90b
 510 #define OBD_FAIL_MGS_CONFIG_READ_NET     0x90c
 511 #define OBD_FAIL_MGS_LDLM_REPLY_NET      0x90d
 512 #define OBD_FAIL_MGS_WRITE_TARGET_DELAY  0x90e
 513
 514 #define OBD_FAIL_QUOTA_DQACQ_NET                        0xA01
 515 #define OBD_FAIL_QUOTA_EDQUOT            0xA02
 516 #define OBD_FAIL_QUOTA_DELAY_REINT       0xA03
 517 #define OBD_FAIL_QUOTA_RECOVERABLE_ERR   0xA04
 518 #define OBD_FAIL_QUOTA_INIT              0xA05
 519
 520 #define OBD_FAIL_LPROC_REMOVE            0xB00
 521
 522 #define OBD_FAIL_SEQ                     0x1000
 523 #define OBD_FAIL_SEQ_QUERY_NET           0x1001
 524 #define OBD_FAIL_SEQ_EXHAUST             0x1002
 525
 526 #define OBD_FAIL_FLD                     0x1100
 527 #define OBD_FAIL_FLD_QUERY_NET           0x1101
 528 #define OBD_FAIL_FLD_READ_NET            0x1102
 529 #define OBD_FAIL_FLD_QUERY_REQ           0x1103
 530
 531 #define OBD_FAIL_SEC_CTX                 0x1200
 532 #define OBD_FAIL_SEC_CTX_INIT_NET        0x1201
 533 #define OBD_FAIL_SEC_CTX_INIT_CONT_NET   0x1202
 534 #define OBD_FAIL_SEC_CTX_FINI_NET        0x1203
 535 #define OBD_FAIL_SEC_CTX_HDL_PAUSE       0x1204
 536
 537 #define OBD_FAIL_LLOG                               0x1300
 538 /* was  OBD_FAIL_LLOG_ORIGIN_CONNECT_NET            0x1301 until 2.4 */
 539 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_CREATE_NET      0x1302
 540 /* was  OBD_FAIL_LLOG_ORIGIN_HANDLE_DESTROY_NET     0x1303 until 2.11 */
 541 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_READ_HEADER_NET 0x1304
 542 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_NEXT_BLOCK_NET  0x1305
 543 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_PREV_BLOCK_NET  0x1306
 544 /* was  OBD_FAIL_LLOG_ORIGIN_HANDLE_WRITE_REC_NET   0x1307 until 2.1 */
 545 /* was  OBD_FAIL_LLOG_ORIGIN_HANDLE_CLOSE_NET       0x1308 until 1.8 */
 546 /* was  OBD_FAIL_LLOG_CATINFO_NET                   0x1309 until 2.3 */
 547 #define OBD_FAIL_MDS_SYNC_CAPA_SL                   0x1310
 548 #define OBD_FAIL_SEQ_ALLOC                          0x1311
 549 #define OBD_FAIL_CAT_RECORDS                        0x1312
 550 #define OBD_FAIL_CAT_FREE_RECORDS                   0x1313
 551 #define OBD_FAIL_TIME_IN_CHLOG_USER                 0x1314
 552 #define CFS_FAIL_CHLOG_USER_REG_UNREG_RACE          0x1315
 553 #define OBD_FAIL_FORCE_GC_THREAD                    0x1316
 554 #define OBD_FAIL_LLOG_PROCESS_TIMEOUT               0x1317
 555 #define OBD_FAIL_LLOG_PURGE_DELAY                   0x1318
 556
 557 #define OBD_FAIL_LLITE                              0x1400
 558 #define OBD_FAIL_LLITE_FAULT_TRUNC_RACE             0x1401
 559 #define OBD_FAIL_LOCK_STATE_WAIT_INTR               0x1402
 560 #define OBD_FAIL_LOV_INIT                           0x1403
 561 #define OBD_FAIL_GLIMPSE_DELAY                      0x1404
 562 #define OBD_FAIL_LLITE_XATTR_ENOMEM                 0x1405
 563 #define OBD_FAIL_MAKE_LOVEA_HOLE                    0x1406
 564 #define OBD_FAIL_LLITE_LOST_LAYOUT                  0x1407
 565 #define OBD_FAIL_LLITE_NO_CHECK_DEAD                0x1408
 566 #define OBD_FAIL_GETATTR_DELAY                      0x1409
 567 #define OBD_FAIL_LLITE_CREATE_FILE_PAUSE            0x1409
 568 #define OBD_FAIL_LLITE_NEWNODE_PAUSE                0x140a
 569 #define OBD_FAIL_LLITE_SETDIRSTRIPE_PAUSE           0x140b
 570 #define OBD_FAIL_LLITE_CREATE_NODE_PAUSE            0x140c
 571 #define OBD_FAIL_LLITE_IMUTEX_SEC                   0x140e
 572 #define OBD_FAIL_LLITE_IMUTEX_NOSEC                 0x140f
 573 #define OBD_FAIL_LLITE_OPEN_BY_NAME                 0x1410
 574 #define OBD_FAIL_LLITE_PCC_FAKE_ERROR               0x1411
 575 #define OBD_FAIL_LLITE_PCC_DETACH_MKWRITE           0x1412
 576 #define OBD_FAIL_LLITE_PCC_MKWRITE_PAUSE            0x1413
 577 #define OBD_FAIL_LLITE_PCC_ATTACH_PAUSE             0x1414
 578
 579 #define OBD_FAIL_FID_INDIR      0x1501
 580 #define OBD_FAIL_FID_INLMA      0x1502
 581 #define OBD_FAIL_FID_IGIF       0x1504
 582 #define OBD_FAIL_FID_LOOKUP     0x1505
 583 #define OBD_FAIL_FID_NOLMA      0x1506
 584
 585 /* LFSCK */
 586 #define OBD_FAIL_LFSCK_DELAY1           0x1600
 587 #define OBD_FAIL_LFSCK_DELAY2           0x1601
 588 #define OBD_FAIL_LFSCK_DELAY3           0x1602
 589 #define OBD_FAIL_LFSCK_LINKEA_CRASH     0x1603
 590 #define OBD_FAIL_LFSCK_LINKEA_MORE      0x1604
 591 #define OBD_FAIL_LFSCK_LINKEA_MORE2     0x1605
 592 #define OBD_FAIL_LFSCK_FATAL1           0x1608
 593 #define OBD_FAIL_LFSCK_FATAL2           0x1609
 594 #define OBD_FAIL_LFSCK_CRASH            0x160a
 595 #define OBD_FAIL_LFSCK_NO_AUTO          0x160b
 596 #define OBD_FAIL_LFSCK_NO_DOUBLESCAN    0x160c
 597 #define OBD_FAIL_LFSCK_SKIP_LASTID      0x160d
 598 #define OBD_FAIL_LFSCK_DELAY4           0x160e
 599 #define OBD_FAIL_LFSCK_BAD_LMMOI        0x160f
 600 #define OBD_FAIL_LFSCK_DANGLING         0x1610
 601 #define OBD_FAIL_LFSCK_UNMATCHED_PAIR1  0x1611
 602 #define OBD_FAIL_LFSCK_UNMATCHED_PAIR2  0x1612
 603 #define OBD_FAIL_LFSCK_BAD_OWNER        0x1613
 604 #define OBD_FAIL_LFSCK_MULTIPLE_REF     0x1614
 605 #define OBD_FAIL_LFSCK_LOST_STRIPE      0x1615
 606 #define OBD_FAIL_LFSCK_LOST_MDTOBJ      0x1616
 607 #define OBD_FAIL_LFSCK_NOPFID           0x1617
 608 #define OBD_FAIL_LFSCK_CHANGE_STRIPE    0x1618
 609 #define OBD_FAIL_LFSCK_INVALID_PFID     0x1619
 610 #define OBD_FAIL_LFSCK_LOST_SPEOBJ      0x161a
 611 #define OBD_FAIL_LFSCK_DELAY5           0x161b
 612 #define OBD_FAIL_LFSCK_BAD_NETWORK      0x161c
 613 #define OBD_FAIL_LFSCK_NO_LINKEA        0x161d
 614 #define OBD_FAIL_LFSCK_BAD_PARENT       0x161e
 615 #define OBD_FAIL_LFSCK_DANGLING2        0x1620
 616 #define OBD_FAIL_LFSCK_DANGLING3        0x1621
 617 #define OBD_FAIL_LFSCK_MUL_REF          0x1622
 618 #define OBD_FAIL_LFSCK_BAD_TYPE         0x1623
 619 #define OBD_FAIL_LFSCK_NO_NAMEENTRY     0x1624
 620 #define OBD_FAIL_LFSCK_LESS_NLINK       0x1626
 621 #define OBD_FAIL_LFSCK_BAD_NAME_HASH    0x1628
 622 #define OBD_FAIL_LFSCK_LOST_MASTER_LMV  0x1629
 623 #define OBD_FAIL_LFSCK_LOST_SLAVE_LMV   0x162a
 624 #define OBD_FAIL_LFSCK_BAD_SLAVE_LMV    0x162b
 625 #define OBD_FAIL_LFSCK_BAD_SLAVE_NAME   0x162c
 626 #define OBD_FAIL_LFSCK_ENGINE_DELAY     0x162d
 627 #define OBD_FAIL_LFSCK_LOST_MDTOBJ2     0x162e
 628 #define OBD_FAIL_LFSCK_BAD_PFL_RANGE    0x162f
 629 #define OBD_FAIL_LFSCK_NO_AGENTOBJ      0x1630
 630 #define OBD_FAIL_LFSCK_NO_AGENTENT      0x1631
 631
 632 #define OBD_FAIL_LFSCK_NOTIFY_NET       0x16f0
 633 #define OBD_FAIL_LFSCK_QUERY_NET        0x16f1
 634
 635 /* UPDATE */
 636 #define OBD_FAIL_OUT_UPDATE_NET         0x1700
 637 #define OBD_FAIL_OUT_UPDATE_NET_REP     0x1701
 638 #define OBD_FAIL_SPLIT_UPDATE_REC       0x1702
 639 #define OBD_FAIL_LARGE_STRIPE           0x1703
 640 #define OBD_FAIL_OUT_ENOSPC             0x1704
 641 #define OBD_FAIL_INVALIDATE_UPDATE      0x1705
 642
 643 /* MIGRATE */
 644 #define OBD_FAIL_MIGRATE_ENTRIES                0x1801
 645
 646 /* LMV */
 647 #define OBD_FAIL_UNKNOWN_LMV_STRIPE             0x1901
 648
 649 /* FLR */
 650 #define OBD_FAIL_FLR_GLIMPSE_IMMUTABLE          0x1A00
 651 #define OBD_FAIL_FLR_LV_DELAY                   0x1A01
 652 #define OBD_FAIL_FLR_LV_INC                     0x1A02
 653 #define OBD_FAIL_FLR_RANDOM_PICK_MIRROR 0x1A03
 654
 655 /* DT */
 656 #define OBD_FAIL_DT_DECLARE_ATTR_GET            0x2000
 657 #define OBD_FAIL_DT_ATTR_GET                    0x2001
 658 #define OBD_FAIL_DT_DECLARE_ATTR_SET            0x2002
 659 #define OBD_FAIL_DT_ATTR_SET                    0x2003
 660 #define OBD_FAIL_DT_DECLARE_XATTR_GET           0x2004
 661 #define OBD_FAIL_DT_XATTR_GET                   0x2005
 662 #define OBD_FAIL_DT_DECLARE_XATTR_SET           0x2006
 663 #define OBD_FAIL_DT_XATTR_SET                   0x2007
 664 #define OBD_FAIL_DT_DECLARE_XATTR_DEL           0x2008
 665 #define OBD_FAIL_DT_XATTR_DEL                   0x2009
 666 #define OBD_FAIL_DT_XATTR_LIST                  0x200a
 667 #define OBD_FAIL_DT_DECLARE_CREATE              0x200b
 668 #define OBD_FAIL_DT_CREATE                      0x200c
 669 #define OBD_FAIL_DT_DECLARE_DESTROY             0x200d
 670 #define OBD_FAIL_DT_DESTROY                     0x200e
 671 #define OBD_FAIL_DT_INDEX_TRY                   0x200f
 672 #define OBD_FAIL_DT_DECLARE_REF_ADD             0x2010
 673 #define OBD_FAIL_DT_REF_ADD                     0x2011
 674 #define OBD_FAIL_DT_DECLARE_REF_DEL             0x2012
 675 #define OBD_FAIL_DT_REF_DEL                     0x2013
 676 #define OBD_FAIL_DT_DECLARE_INSERT              0x2014
 677 #define OBD_FAIL_DT_INSERT                      0x2015
 678 #define OBD_FAIL_DT_DECLARE_DELETE              0x2016
 679 #define OBD_FAIL_DT_DELETE                      0x2017
 680 #define OBD_FAIL_DT_LOOKUP                      0x2018
 681 #define OBD_FAIL_DT_TXN_STOP                    0x2019
 682
 683 #define OBD_FAIL_OSP_CHECK_INVALID_REC          0x2100
 684 #define OBD_FAIL_OSP_CHECK_ENOMEM               0x2101
 685 #define OBD_FAIL_OSP_FAKE_PRECREATE             0x2102
 686 #define OBD_FAIL_OSP_RPCS_SEM                   0x2104
 687
 688  /* barrier */
 689 #define OBD_FAIL_MGS_BARRIER_READ_NET           0x2200
 690 #define OBD_FAIL_MGS_BARRIER_NOTIFY_NET         0x2201
 691
 692 #define OBD_FAIL_BARRIER_DELAY                  0x2202
 693 #define OBD_FAIL_BARRIER_FAILURE                0x2203
 694
 695 #define OBD_FAIL_OSD_FAIL_AT_TRUNCATE           0x2301
 696
 697 /* LNet is allocated failure locations 0xe000 to 0xffff */
 698 /* Assign references to moved code to reduce code changes */
 699 #define OBD_FAIL_PRECHECK(id)                   CFS_FAIL_PRECHECK(id)
 700 #define OBD_FAIL_CHECK(id)                      CFS_FAIL_CHECK(id)
 701 #define OBD_FAIL_CHECK_VALUE(id, value)         CFS_FAIL_CHECK_VALUE(id, value)
 702 #define OBD_FAIL_CHECK_ORSET(id, value)         CFS_FAIL_CHECK_ORSET(id, value)
 703 #define OBD_FAIL_CHECK_RESET(id, value)         CFS_FAIL_CHECK_RESET(id, value)
 704 #define OBD_FAIL_RETURN(id, ret)                CFS_FAIL_RETURN(id, ret)
 705 #define OBD_FAIL_TIMEOUT(id, secs)              CFS_FAIL_TIMEOUT(id, secs)
 706 #define OBD_FAIL_TIMEOUT_MS(id, ms)             CFS_FAIL_TIMEOUT_MS(id, ms)
 707 #define OBD_FAIL_TIMEOUT_ORSET(id, value, secs) CFS_FAIL_TIMEOUT_ORSET(id, value, secs)
 708 #define OBD_RACE(id)                            CFS_RACE(id)
 709 #define OBD_FAIL_ONCE                           CFS_FAIL_ONCE
 710 #define OBD_FAILED                              CFS_FAILED
 711
 712 #define LUT_FAIL_CLASS(fail_id)                 (((fail_id) >> 8) << 16)
 713 #define LUT_FAIL_MGT                            LUT_FAIL_CLASS(OBD_FAIL_MGS)
 714 #define LUT_FAIL_MDT                            LUT_FAIL_CLASS(OBD_FAIL_MDS)
 715 #define LUT_FAIL_OST                            LUT_FAIL_CLASS(OBD_FAIL_OST)
 716
 717 extern atomic_t libcfs_kmemory;
 718
 719 #ifdef CONFIG_PROC_FS
 720 #define obd_memory_add(size)                                                  \
 721         lprocfs_counter_add(obd_memory, OBD_MEMORY_STAT, (long)(size))
 722 #define obd_memory_sub(size)                                                  \
 723         lprocfs_counter_sub(obd_memory, OBD_MEMORY_STAT, (long)(size))
 724 #define obd_memory_sum()                                                      \
 725         lprocfs_stats_collector(obd_memory, OBD_MEMORY_STAT,                  \
 726                                 LPROCFS_FIELDS_FLAGS_SUM)
 727
 728 extern void obd_update_maxusage(void);
 729 extern __u64 obd_memory_max(void);
 730
 731 #else /* CONFIG_PROC_FS */
 732
 733 extern __u64 obd_alloc;
 734
 735 extern __u64 obd_max_alloc;
 736
 737 static inline void obd_memory_add(long size)
 738 {
 739         obd_alloc += size;
 740         if (obd_alloc > obd_max_alloc)
 741                 obd_max_alloc = obd_alloc;
 742 }
 743
 744 static inline void obd_memory_sub(long size)
 745 {
 746         obd_alloc -= size;
 747 }
 748
 749 #define obd_memory_sum() (obd_alloc)
 750
 751 #define obd_memory_max() (obd_max_alloc)
 752
 753 #endif /* !CONFIG_PROC_FS */
 754
 755 #define OBD_DEBUG_MEMUSAGE (1)
 756
 757 #if OBD_DEBUG_MEMUSAGE
 758 #define OBD_ALLOC_POST(ptr, size, name)                                 \
 759                 obd_memory_add(size);                                   \
 760                 CDEBUG(D_MALLOC, name " '" #ptr "': %d at %p.\n",       \
 761                        (int)(size), ptr)
 762
 763 #define OBD_FREE_PRE(ptr, size, name)                                   \
 764         LASSERT(ptr);                                                   \
 765         obd_memory_sub(size);                                           \
 766         CDEBUG(D_MALLOC, name " '" #ptr "': %d at %p.\n",               \
 767                (int)(size), ptr);                                       \
 768         POISON(ptr, 0x5a, size)
 769
 770 #else /* !OBD_DEBUG_MEMUSAGE */
 771
 772 #define OBD_ALLOC_POST(ptr, size, name) ((void)0)
 773 #define OBD_FREE_PRE(ptr, size, name)   ((void)0)
 774
 775 #endif /* !OBD_DEBUG_MEMUSAGE */
 776
 777 #define __OBD_MALLOC_VERBOSE(ptr, cptab, cpt, size, flags)                    \
 778 do {                                                                          \
 779         if (cptab)                                                            \
 780                 ptr = cfs_cpt_malloc((cptab), (cpt), (size),                  \
 781                                      (flags) | __GFP_ZERO | __GFP_NOWARN);    \
 782         if (!(cptab) || unlikely(!(ptr))) /* retry without CPT if failure */  \
 783                 ptr = kmalloc(size, (flags) | __GFP_ZERO);                    \
 784         if (likely((ptr) != NULL))                                            \
 785                 OBD_ALLOC_POST((ptr), (size), "kmalloced");                   \
 786 } while (0)
 787
 788 #define OBD_ALLOC_GFP(ptr, size, gfp_mask)                                    \
 789         __OBD_MALLOC_VERBOSE(ptr, NULL, 0, size, gfp_mask)
 790
 791 #define OBD_ALLOC(ptr, size) OBD_ALLOC_GFP(ptr, size, GFP_NOFS)
 792 #define OBD_ALLOC_WAIT(ptr, size) OBD_ALLOC_GFP(ptr, size, GFP_KERNEL)
 793 #define OBD_ALLOC_PTR(ptr) OBD_ALLOC(ptr, sizeof *(ptr))
 794 #define OBD_ALLOC_PTR_WAIT(ptr) OBD_ALLOC_WAIT(ptr, sizeof *(ptr))
 795
 796 #define OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, gfp_mask)                    \
 797         __OBD_MALLOC_VERBOSE(ptr, cptab, cpt, size, gfp_mask)
 798
 799 #define OBD_CPT_ALLOC(ptr, cptab, cpt, size)                                  \
 800         OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, GFP_NOFS)
 801
 802 #define OBD_CPT_ALLOC_PTR(ptr, cptab, cpt)                                    \
 803         OBD_CPT_ALLOC(ptr, cptab, cpt, sizeof *(ptr))
 804
 805 /* Direct use of __vmalloc() allows for protection flag specification
 806  * (and particularly to not set __GFP_FS, which is likely to cause some
 807  * deadlock situations in our code).
 808  */
 809 #define __OBD_VMALLOC_VERBOSE(ptr, cptab, cpt, size)                          \
 810 do {                                                                          \
 811         (ptr) = cptab == NULL ?                                               \
 812                 __vmalloc(size, GFP_NOFS | __GFP_HIGHMEM | __GFP_ZERO,        \
 813                           PAGE_KERNEL) :                                      \
 814                 cfs_cpt_vzalloc(cptab, cpt, size);                            \
 815         if (unlikely((ptr) == NULL)) {                                        \
 816                 CERROR("vmalloc of '" #ptr "' (%d bytes) failed\n",           \
 817                        (int)(size));                                          \
 818                 CERROR("%llu total bytes allocated by Lustre, %d by LNET\n", \
 819                        obd_memory_sum(), atomic_read(&libcfs_kmemory));       \
 820         } else {                                                              \
 821                 OBD_ALLOC_POST(ptr, size, "vmalloced");                       \
 822         }                                                                     \
 823 } while(0)
 824
 825 #define OBD_VMALLOC(ptr, size)                                                \
 826          __OBD_VMALLOC_VERBOSE(ptr, NULL, 0, size)
 827 #define OBD_CPT_VMALLOC(ptr, cptab, cpt, size)                                \
 828          __OBD_VMALLOC_VERBOSE(ptr, cptab, cpt, size)
 829
 830 #define OBD_ALLOC_LARGE(ptr, size)                                            \
 831 do {                                                                          \
 832         /* LU-8196 - force large allocations to use vmalloc, not kmalloc */   \
 833         if ((size) > KMALLOC_MAX_SIZE)                                          \
 834                 ptr = NULL;                                                   \
 835         else                                                                  \
 836                 OBD_ALLOC_GFP(ptr, size, GFP_NOFS | __GFP_NOWARN);            \
 837         if (ptr == NULL)                                                      \
 838                 OBD_VMALLOC(ptr, size);                                       \
 839 } while (0)
 840
 841 #define OBD_CPT_ALLOC_LARGE(ptr, cptab, cpt, size)                            \
 842 do {                                                                          \
 843         OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, GFP_NOFS | __GFP_NOWARN);    \
 844         if (ptr == NULL)                                                      \
 845                 OBD_CPT_VMALLOC(ptr, cptab, cpt, size);                       \
 846 } while (0)
 847
 848 #ifdef CONFIG_DEBUG_SLAB
 849 #define POISON(ptr, c, s) do {} while (0)
 850 #define POISON_PTR(ptr)  ((void)0)
 851 #else
 852 #define POISON(ptr, c, s) memset(ptr, c, s)
 853 #define POISON_PTR(ptr)  (ptr) = (void *)0xdeadbeef
 854 #endif
 855
 856 #ifdef POISON_BULK
 857 #define POISON_PAGE(page, val) do { memset(kmap(page), val, PAGE_SIZE); \
 858                                     kunmap(page); } while (0)
 859 #else
 860 #define POISON_PAGE(page, val) do { } while (0)
 861 #endif
 862
 863 #define OBD_FREE(ptr, size)                                                   \
 864 do {                                                                          \
 865         OBD_FREE_PRE(ptr, size, "kfreed");                                    \
 866         kfree(ptr);                                                           \
 867         POISON_PTR(ptr);                                                      \
 868 } while (0)
 869
 870 #define OBD_FREE_LARGE(ptr, size)                                             \
 871 do {                                                                          \
 872         if (is_vmalloc_addr(ptr)) {                                           \
 873                 OBD_FREE_PRE(ptr, size, "vfreed");                            \
 874                 vfree(ptr);                                                   \
 875                 POISON_PTR(ptr);                                              \
 876         } else {                                                              \
 877                 OBD_FREE(ptr, size);                                          \
 878         }                                                                     \
 879 } while (0)
 880
 881 #define OBD_FREE_RCU(ptr, size, handle)                                       \
 882 do {                                                                          \
 883         struct portals_handle *__h = (handle);                                \
 884                                                                               \
 885         LASSERT(handle != NULL);                                              \
 886         __h->h_cookie = (unsigned long)(ptr);                                 \
 887         __h->h_size = (size);                                                 \
 888         call_rcu(&__h->h_rcu, class_handle_free_cb);                          \
 889         POISON_PTR(ptr);                                                      \
 890 } while(0)
 891
 892 /* we memset() the slab object to 0 when allocation succeeds, so DO NOT
 893  * HAVE A CTOR THAT DOES ANYTHING.  its work will be cleared here.  we'd
 894  * love to assert on that, but slab.c keeps kmem_cache_s all to itself. */
 895 #define OBD_SLAB_FREE_RTN0(ptr, slab)                                         \
 896 ({                                                                            \
 897         kmem_cache_free((slab), (ptr));                                    \
 898         (ptr) = NULL;                                                         \
 899         0;                                                                    \
 900 })
 901
 902 #define __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, cptab, cpt, size, type)           \
 903 do {                                                                          \
 904         LASSERT(ergo((type) != GFP_ATOMIC, !in_interrupt()));                 \
 905         (ptr) = (cptab) == NULL ?                                             \
 906                 kmem_cache_alloc(slab, (type) | __GFP_ZERO) :                 \
 907                 cfs_mem_cache_cpt_alloc(slab, cptab, cpt, (type) | __GFP_ZERO); \
 908         if (likely((ptr)))                                                    \
 909                 OBD_ALLOC_POST(ptr, size, "slab-alloced");                    \
 910 } while(0)
 911
 912 #define OBD_SLAB_ALLOC_GFP(ptr, slab, size, flags)                            \
 913         __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, NULL, 0, size, flags)
 914 #define OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, size, flags)            \
 915         __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, cptab, cpt, size, flags)
 916
 917 #define OBD_FREE_PTR(ptr) OBD_FREE(ptr, sizeof *(ptr))
 918
 919 #define OBD_SLAB_FREE(ptr, slab, size)                                        \
 920 do {                                                                          \
 921         OBD_FREE_PRE(ptr, size, "slab-freed");                                \
 922         kmem_cache_free(slab, ptr);                                        \
 923         POISON_PTR(ptr);                                                      \
 924 } while(0)
 925
 926 #define OBD_SLAB_ALLOC(ptr, slab, size)                                       \
 927         OBD_SLAB_ALLOC_GFP(ptr, slab, size, GFP_NOFS)
 928
 929 #define OBD_SLAB_CPT_ALLOC(ptr, slab, cptab, cpt, size)                       \
 930         OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, size, GFP_NOFS)
 931
 932 #define OBD_SLAB_ALLOC_PTR(ptr, slab)                                         \
 933         OBD_SLAB_ALLOC(ptr, slab, sizeof *(ptr))
 934
 935 #define OBD_SLAB_CPT_ALLOC_PTR(ptr, slab, cptab, cpt)                         \
 936         OBD_SLAB_CPT_ALLOC(ptr, slab, cptab, cpt, sizeof *(ptr))
 937
 938 #define OBD_SLAB_ALLOC_PTR_GFP(ptr, slab, flags)                              \
 939         OBD_SLAB_ALLOC_GFP(ptr, slab, sizeof *(ptr), flags)
 940
 941 #define OBD_SLAB_CPT_ALLOC_PTR_GFP(ptr, slab, cptab, cpt, flags)                      \
 942         OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, sizeof *(ptr), flags)
 943
 944 #define OBD_SLAB_FREE_PTR(ptr, slab)                                          \
 945         OBD_SLAB_FREE((ptr), (slab), sizeof *(ptr))
 946
 947 #define KEY_IS(str) \
 948         (keylen >= (sizeof(str)-1) && memcmp(key, str, (sizeof(str)-1)) == 0)
 949
 950 /* LUSTRE_LMA_FL_MASKS defines which flags will be stored in LMA */
 951
 952 static inline int lma_to_lustre_flags(__u32 lma_flags)
 953 {
 954         return (lma_flags & LMAI_ORPHAN) ? LUSTRE_ORPHAN_FL : 0;
 955 }
 956
 957 static inline int lustre_to_lma_flags(__u32 la_flags)
 958 {
 959         return (la_flags & LUSTRE_ORPHAN_FL) ? LMAI_ORPHAN : 0;
 960 }
 961
 962 struct obd_heat_instance {
 963         __u64 ohi_heat;
 964         __u64 ohi_time_second;
 965         __u64 ohi_count;
 966 };
 967
 968 #endif