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  */
  31
  32 #ifndef _OBD_SUPPORT
  33 #define _OBD_SUPPORT
  34
  35 #include <linux/atomic.h>
  36 #include <linux/ctype.h>
  37 #include <linux/highmem.h>
  38 #include <linux/slab.h>
  39 #include <linux/types.h>
  40 #include <linux/percpu_counter.h>
  41
  42 #include <libcfs/libcfs.h>
  43 #include <lnet/lib-cpt.h>
  44 #include <lprocfs_status.h>
  45 #include <lustre_handles.h>
  46
  47 /* global variables */
  48 extern struct percpu_counter obd_memory;
  49
  50 extern unsigned int obd_debug_peer_on_timeout;
  51 extern unsigned int obd_dump_on_timeout;
  52 extern unsigned int obd_dump_on_eviction;
  53 extern unsigned int obd_lbug_on_eviction;
  54 /* obd_timeout should only be used for recovery, not for
  55  * networking / disk / timings affected by load (use Adaptive Timeouts) */
  56 extern unsigned int obd_timeout;          /* seconds */
  57 extern unsigned int ldlm_timeout;         /* seconds */
  58 extern unsigned int ping_interval;        /* seconds */
  59 extern unsigned int ping_evict_timeout_multiplier;
  60 extern unsigned int obd_timeout_set;
  61 extern unsigned int ldlm_timeout_set;
  62 extern unsigned int bulk_timeout;
  63 extern unsigned int at_min;
  64 extern unsigned int at_max;
  65 extern unsigned int at_history;
  66 extern int at_early_margin;
  67 extern int at_extra;
  68 extern unsigned long obd_max_dirty_pages;
  69 extern atomic_long_t obd_dirty_pages;
  70 extern char obd_jobid_var[];
  71 extern bool obd_enable_health_write;
  72
  73 /* Some hash init argument constants */
  74 #define HASH_NID_STATS_BKT_BITS 5
  75 #define HASH_NID_STATS_CUR_BITS 7
  76 #define HASH_NID_STATS_MAX_BITS 12
  77 #define HASH_GEN_BKT_BITS 5
  78 #define HASH_GEN_CUR_BITS 7
  79 #define HASH_GEN_MAX_BITS 12
  80 #define HASH_LQE_BKT_BITS 5
  81 #define HASH_LQE_CUR_BITS 7
  82 #define HASH_LQE_MAX_BITS 12
  83 #define HASH_EXP_LOCK_BKT_BITS  5
  84 #define HASH_EXP_LOCK_CUR_BITS  7
  85 #define HASH_EXP_LOCK_MAX_BITS  16
  86 #define HASH_JOB_STATS_BKT_BITS 5
  87 #define HASH_JOB_STATS_CUR_BITS 7
  88 #define HASH_JOB_STATS_MAX_BITS 12
  89
  90 /* Timeout definitions */
  91 #define OBD_TIMEOUT_DEFAULT             100
  92 #define LDLM_TIMEOUT_DEFAULT            20
  93 #define MDS_LDLM_TIMEOUT_DEFAULT        6
  94 /* Time to wait for all clients to reconnect during recovery (hard limit) */
  95 #define OBD_RECOVERY_TIME_HARD          (obd_timeout * 9)
  96 /* Time to wait for all clients to reconnect during recovery (soft limit) */
  97 /* Should be very conservative; must catch the first reconnect after reboot */
  98 #define OBD_RECOVERY_TIME_SOFT          (obd_timeout * 3)
  99 /* Change recovery-small 26b time if you change this */
 100 #define PING_INTERVAL ping_interval
 101 /* a bit more than maximal journal commit time in seconds */
 102 #define PING_INTERVAL_SHORT min(PING_INTERVAL, 7U)
 103 /* Client may skip 1 ping; we must wait at least 2.5. But for multiple
 104  * failover targets the client only pings one server at a time, and pings
 105  * can be lost on a loaded network. Since eviction has serious consequences,
 106  * and there's no urgent need to evict a client just because it's idle, we
 107  * should be very conservative here. */
 108 #define PING_EVICT_TIMEOUT (PING_INTERVAL * ping_evict_timeout_multiplier)
 109 #define DISK_TIMEOUT 50          /* Beyond this we warn about disk speed */
 110 #define CONNECTION_SWITCH_MIN 5U /* Connection switching rate limiter */
 111  /* Max connect interval for nonresponsive servers; ~50s to avoid building up
 112     connect requests in the LND queues, but within obd_timeout so we don't
 113     miss the recovery window */
 114 #define CONNECTION_SWITCH_MAX min(50U, max(CONNECTION_SWITCH_MIN,obd_timeout))
 115 #define CONNECTION_SWITCH_INC 5  /* Connection timeout backoff */
 116 /* In general this should be low to have quick detection of a system
 117    running on a backup server. (If it's too low, import_select_connection
 118    will increase the timeout anyhow.)  */
 119 #define INITIAL_CONNECT_TIMEOUT max(CONNECTION_SWITCH_MIN,obd_timeout/20)
 120 /* The max delay between connects is SWITCH_MAX + SWITCH_INC + INITIAL */
 121 #define RECONNECT_DELAY_MAX (CONNECTION_SWITCH_MAX + CONNECTION_SWITCH_INC + \
 122                              INITIAL_CONNECT_TIMEOUT)
 123 /* The min time a target should wait for clients to reconnect in recovery */
 124 #define OBD_RECOVERY_TIME_MIN   (2*RECONNECT_DELAY_MAX)
 125 #define OBD_IR_FACTOR_MIN       1
 126 #define OBD_IR_FACTOR_MAX       10
 127 #define OBD_IR_FACTOR_DEFAULT   (OBD_IR_FACTOR_MAX/2)
 128 /* default timeout for the MGS to become IR_FULL */
 129 #define OBD_IR_MGS_TIMEOUT      (4*obd_timeout)
 130 /* Unlink should happen within this many seconds. */
 131 #define PTLRPC_REQ_LONG_UNLINK  300
 132
 133 /**
 134  * Time interval of shrink, if the client is "idle" more than this interval,
 135  * then the ll_grant thread will return the requested grant space to filter
 136  */
 137 #define GRANT_SHRINK_INTERVAL            1200/*20 minutes*/
 138
 139 #define OBD_FAIL_MDS                     0x100
 140 #define OBD_FAIL_MDS_HANDLE_UNPACK       0x101
 141 #define OBD_FAIL_MDS_GETATTR_NET         0x102
 142 #define OBD_FAIL_MDS_GETATTR_PACK        0x103
 143 #define OBD_FAIL_MDS_READPAGE_NET        0x104
 144 #define OBD_FAIL_MDS_READPAGE_PACK       0x105
 145 #define OBD_FAIL_MDS_SENDPAGE            0x106
 146 #define OBD_FAIL_MDS_REINT_NET           0x107
 147 #define OBD_FAIL_MDS_REINT_UNPACK        0x108
 148 #define OBD_FAIL_MDS_REINT_SETATTR       0x109
 149 #define OBD_FAIL_MDS_REINT_SETATTR_WRITE 0x10a
 150 #define OBD_FAIL_MDS_REINT_CREATE        0x10b
 151 #define OBD_FAIL_MDS_REINT_CREATE_WRITE  0x10c
 152 #define OBD_FAIL_MDS_REINT_UNLINK        0x10d
 153 #define OBD_FAIL_MDS_REINT_UNLINK_WRITE  0x10e
 154 #define OBD_FAIL_MDS_REINT_LINK          0x10f
 155 #define OBD_FAIL_MDS_REINT_LINK_WRITE    0x110
 156 #define OBD_FAIL_MDS_REINT_RENAME        0x111
 157 #define OBD_FAIL_MDS_REINT_RENAME_WRITE  0x112
 158 #define OBD_FAIL_MDS_OPEN_NET            0x113
 159 #define OBD_FAIL_MDS_OPEN_PACK           0x114
 160 #define OBD_FAIL_MDS_CLOSE_NET           0x115
 161 #define OBD_FAIL_MDS_CLOSE_PACK          0x116
 162 #define OBD_FAIL_MDS_CONNECT_NET         0x117
 163 #define OBD_FAIL_MDS_CONNECT_PACK        0x118
 164 #define OBD_FAIL_MDS_REINT_NET_REP       0x119
 165 #define OBD_FAIL_MDS_DISCONNECT_NET      0x11a
 166 #define OBD_FAIL_MDS_GET_ROOT_NET        0x11b
 167 #define OBD_FAIL_MDS_GET_ROOT_PACK       0x11c
 168 #define OBD_FAIL_MDS_STATFS_PACK         0x11d
 169 #define OBD_FAIL_MDS_STATFS_SUM_PACK     0x11d
 170 #define OBD_FAIL_MDS_STATFS_NET          0x11e
 171 #define OBD_FAIL_MDS_STATFS_SUM_NET      0x11e
 172 #define OBD_FAIL_MDS_GETATTR_NAME_NET    0x11f
 173 #define OBD_FAIL_MDS_PIN_NET             0x120
 174 #define OBD_FAIL_MDS_UNPIN_NET           0x121
 175 #define OBD_FAIL_MDS_ALL_REPLY_NET       0x122
 176 #define OBD_FAIL_MDS_ALL_REQUEST_NET     0x123
 177 #define OBD_FAIL_MDS_SYNC_NET            0x124
 178 #define OBD_FAIL_MDS_SYNC_PACK           0x125
 179 /*      OBD_FAIL_MDS_DONE_WRITING_NET    0x126 obsolete since 2.8.0 */
 180 /*      OBD_FAIL_MDS_DONE_WRITING_PACK   0x127 obsolete since 2.8.0 */
 181 #define OBD_FAIL_MDS_ALLOC_OBDO          0x128
 182 #define OBD_FAIL_MDS_PAUSE_OPEN          0x129
 183 #define OBD_FAIL_MDS_STATFS_LCW_SLEEP    0x12a
 184 #define OBD_FAIL_MDS_OPEN_CREATE         0x12b
 185 #define OBD_FAIL_MDS_OST_SETATTR         0x12c
 186 /*      OBD_FAIL_MDS_QUOTACHECK_NET      0x12d obsolete since 2.4 */
 187 #define OBD_FAIL_MDS_QUOTACTL_NET        0x12e
 188 #define OBD_FAIL_MDS_CLIENT_ADD          0x12f
 189 #define OBD_FAIL_MDS_GETXATTR_NET        0x130
 190 #define OBD_FAIL_MDS_GETXATTR_PACK       0x131
 191 #define OBD_FAIL_MDS_SETXATTR_NET        0x132
 192 #define OBD_FAIL_MDS_SETXATTR            0x133
 193 #define OBD_FAIL_MDS_SETXATTR_WRITE      0x134
 194 #define OBD_FAIL_MDS_FS_SETUP            0x135
 195 #define OBD_FAIL_MDS_RESEND              0x136
 196 #define OBD_FAIL_MDS_LLOG_CREATE_FAILED  0x137
 197 #define OBD_FAIL_MDS_LOV_SYNC_RACE       0x138
 198 #define OBD_FAIL_MDS_OSC_PRECREATE       0x139
 199 #define OBD_FAIL_MDS_LLOG_SYNC_TIMEOUT   0x13a
 200 #define OBD_FAIL_MDS_CLOSE_NET_REP       0x13b
 201 #define OBD_FAIL_MDS_BLOCK_QUOTA_REQ     0x13c
 202 #define OBD_FAIL_MDS_DROP_QUOTA_REQ      0x13d
 203 #define OBD_FAIL_MDS_REMOVE_COMMON_EA    0x13e
 204 #define OBD_FAIL_MDS_ALLOW_COMMON_EA_SETTING   0x13f
 205 #define OBD_FAIL_MDS_FAIL_LOV_LOG_ADD    0x140
 206 #define OBD_FAIL_MDS_LOV_PREP_CREATE     0x141
 207 #define OBD_FAIL_MDS_REINT_DELAY         0x142
 208 #define OBD_FAIL_MDS_READLINK_EPROTO     0x143
 209 #define OBD_FAIL_MDS_OPEN_WAIT_CREATE    0x144
 210 #define OBD_FAIL_MDS_PDO_LOCK            0x145
 211 #define OBD_FAIL_MDS_PDO_LOCK2           0x146
 212 #define OBD_FAIL_MDS_OSC_CREATE_FAIL     0x147
 213 #define OBD_FAIL_MDS_NEGATIVE_POSITIVE   0x148
 214 #define OBD_FAIL_MDS_HSM_STATE_GET_NET          0x149
 215 #define OBD_FAIL_MDS_HSM_STATE_SET_NET          0x14a
 216 #define OBD_FAIL_MDS_HSM_PROGRESS_NET           0x14b
 217 #define OBD_FAIL_MDS_HSM_REQUEST_NET            0x14c
 218 #define OBD_FAIL_MDS_HSM_CT_REGISTER_NET        0x14d
 219 #define OBD_FAIL_MDS_HSM_CT_UNREGISTER_NET      0x14e
 220 #define OBD_FAIL_MDS_SWAP_LAYOUTS_NET           0x14f
 221 #define OBD_FAIL_MDS_HSM_ACTION_NET             0x150
 222 #define OBD_FAIL_MDS_CHANGELOG_INIT             0x151
 223 #define OBD_FAIL_MDS_HSM_SWAP_LAYOUTS           0x152
 224 #define OBD_FAIL_MDS_RENAME                     0x153
 225 #define OBD_FAIL_MDS_RENAME2                    0x154
 226 #define OBD_FAIL_MDS_RENAME3                    0x155
 227 #define OBD_FAIL_MDS_RENAME4                    0x156
 228 #define OBD_FAIL_MDS_LDLM_REPLY_NET             0x157
 229 #define OBD_FAIL_MDS_STALE_DIR_LAYOUT           0x158
 230 #define OBD_FAIL_MDS_REINT_MULTI_NET            0x159
 231 #define OBD_FAIL_MDS_REINT_MULTI_NET_REP        0x15a
 232 #define OBD_FAIL_MDS_LLOG_CREATE_FAILED2        0x15b
 233 #define OBD_FAIL_MDS_FLD_LOOKUP                 0x15c
 234 #define OBD_FAIL_MDS_CHANGELOG_REORDER          0x15d
 235 #define OBD_FAIL_MDS_LLOG_UMOUNT_RACE           0x15e
 236 #define OBD_FAIL_MDS_CHANGELOG_RACE             0x15f
 237 #define OBD_FAIL_MDS_INTENT_DELAY               0x160
 238 #define OBD_FAIL_MDS_XATTR_REP                  0x161
 239 #define OBD_FAIL_MDS_TRACK_OVERFLOW             0x162
 240 #define OBD_FAIL_MDS_LOV_CREATE_RACE            0x163
 241 #define OBD_FAIL_MDS_HSM_CDT_DELAY              0x164
 242 #define OBD_FAIL_MDS_ORPHAN_DELETE              0x165
 243 #define OBD_FAIL_MDS_RMFID_NET                  0x166
 244 #define OBD_FAIL_MDS_CREATE_RACE                0x167
 245 #define OBD_FAIL_MDS_STATFS_SPOOF               0x168
 246 #define OBD_FAIL_MDS_REINT_OPEN                 0x169
 247 #define OBD_FAIL_MDS_REINT_OPEN2                0x16a
 248 #define OBD_FAIL_MDS_COMMITRW_DELAY             0x16b
 249 #define OBD_FAIL_MDS_CHANGELOG_DEL              0x16c
 250 #define OBD_FAIL_MDS_CHANGELOG_IDX_PUMP         0x16d
 251 #define OBD_FAIL_MDS_DELAY_DELORPHAN            0x16e
 252 #define OBD_FAIL_MDS_DIR_PAGE_WALK              0x16f
 253 /* continue at 0x2400, see below */
 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 #define OBD_FAIL_MDS_LOD_CREATE_PAUSE    0x173
 260 #define OBD_FAIL_MDS_CONNECT_VS_EVICT    0x174
 261 #define OBD_FAIL_MDS_DELAY_OPEN          0x175
 262
 263 /* CMD */
 264 #define OBD_FAIL_MDS_IS_SUBDIR_NET       0x180
 265 #define OBD_FAIL_MDS_IS_SUBDIR_PACK      0x181
 266 #define OBD_FAIL_MDS_SET_INFO_NET        0x182
 267 #define OBD_FAIL_MDS_WRITEPAGE_NET       0x183
 268 #define OBD_FAIL_MDS_WRITEPAGE_PACK      0x184
 269 #define OBD_FAIL_MDS_RECOVERY_ACCEPTS_GAPS 0x185
 270 #define OBD_FAIL_MDS_GET_INFO_NET        0x186
 271 #define OBD_FAIL_MDS_DQACQ_NET           0x187
 272 #define OBD_FAIL_MDS_STRIPE_CREATE       0x188
 273 #define OBD_FAIL_MDS_STRIPE_FID          0x189
 274 #define OBD_FAIL_MDS_LINK_RENAME_RACE    0x18a
 275 #define OBD_FAIL_MDS_HSM_RESTORE_RACE    0x18b
 276 #define OBD_FAIL_MDS_CHANGELOG_ENOSPC    0x18c
 277 #define OBD_FAIL_MDS_BATCH_NET           0x18d
 278
 279 /* OI scrub */
 280 #define OBD_FAIL_OSD_SCRUB_DELAY                        0x190
 281 #define OBD_FAIL_OSD_SCRUB_CRASH                        0x191
 282 #define OBD_FAIL_OSD_SCRUB_FATAL                        0x192
 283 #define OBD_FAIL_OSD_FID_MAPPING                        0x193
 284 #define OBD_FAIL_OSD_LMA_INCOMPAT                       0x194
 285 #define OBD_FAIL_OSD_COMPAT_INVALID_ENTRY               0x195
 286 #define OBD_FAIL_OSD_COMPAT_NO_ENTRY                    0x196
 287 #define OBD_FAIL_OSD_OST_EA_FID_SET                     0x197
 288 #define OBD_FAIL_OSD_NO_OI_ENTRY                        0x198
 289 #define OBD_FAIL_OSD_INDEX_CRASH                        0x199
 290 #define OBD_FAIL_OSD_TXN_START                          0x19a
 291 #define OBD_FAIL_OSD_DUPLICATE_MAP                      0x19b
 292 #define OBD_FAIL_OSD_REF_DEL                            0x19c
 293 #define OBD_FAIL_OSD_OI_ENOSPC                          0x19d
 294 #define OBD_FAIL_OSD_DOTDOT_ENOSPC                      0x19e
 295 #define OBD_FAIL_OSD_SCRUB_STALE                        0x19f
 296 #define OBD_FAIL_OSD_FID_REUSE                          0x1a0
 297
 298 #define OBD_FAIL_OFD_SET_OID                            0x1e0
 299 #define OBD_FAIL_OFD_COMMITRW_DELAY                     0x1e1
 300
 301 #define OBD_FAIL_OST                     0x200
 302 #define OBD_FAIL_OST_CONNECT_NET         0x201
 303 #define OBD_FAIL_OST_DISCONNECT_NET      0x202
 304 #define OBD_FAIL_OST_GET_INFO_NET        0x203
 305 #define OBD_FAIL_OST_CREATE_NET          0x204
 306 #define OBD_FAIL_OST_DESTROY_NET         0x205
 307 #define OBD_FAIL_OST_GETATTR_NET         0x206
 308 #define OBD_FAIL_OST_SETATTR_NET         0x207
 309 #define OBD_FAIL_OST_OPEN_NET            0x208
 310 #define OBD_FAIL_OST_CLOSE_NET           0x209
 311 #define OBD_FAIL_OST_BRW_NET             0x20a
 312 #define OBD_FAIL_OST_PUNCH_NET           0x20b
 313 #define OBD_FAIL_OST_STATFS_NET          0x20c
 314 #define OBD_FAIL_OST_HANDLE_UNPACK       0x20d
 315 #define OBD_FAIL_OST_BRW_WRITE_BULK      0x20e
 316 #define OBD_FAIL_OST_BRW_READ_BULK       0x20f
 317 #define OBD_FAIL_OST_SYNC_NET            0x210
 318 #define OBD_FAIL_OST_ALL_REPLY_NET       0x211
 319 #define OBD_FAIL_OST_ALL_REQUEST_NET     0x212
 320 #define OBD_FAIL_OST_LDLM_REPLY_NET      0x213
 321 #define OBD_FAIL_OST_BRW_PAUSE_BULK      0x214
 322 #define OBD_FAIL_OST_ENOSPC              0x215
 323 #define OBD_FAIL_OST_EROFS               0x216
 324 #define OBD_FAIL_SRV_ENOENT              0x217
 325 /*      OBD_FAIL_OST_QUOTACHECK_NET      0x218 obsolete since 2.4 */
 326 #define OBD_FAIL_OST_QUOTACTL_NET        0x219
 327 #define OBD_FAIL_OST_CHECKSUM_RECEIVE    0x21a
 328 #define OBD_FAIL_OST_CHECKSUM_SEND       0x21b
 329 #define OBD_FAIL_OST_BRW_SIZE            0x21c
 330 #define OBD_FAIL_OST_DROP_REQ            0x21d
 331 #define OBD_FAIL_OST_SETATTR_CREDITS     0x21e
 332 #define OBD_FAIL_OST_HOLD_WRITE_RPC      0x21f
 333 #define OBD_FAIL_OST_BRW_WRITE_BULK2     0x220
 334 #define OBD_FAIL_OST_LLOG_RECOVERY_TIMEOUT 0x221
 335 #define OBD_FAIL_OST_CANCEL_COOKIE_TIMEOUT 0x222
 336 #define OBD_FAIL_OST_PAUSE_CREATE        0x223
 337 #define OBD_FAIL_OST_BRW_PAUSE_PACK      0x224
 338 #define OBD_FAIL_OST_CONNECT_NET2        0x225
 339 #define OBD_FAIL_OST_NOMEM               0x226
 340 #define OBD_FAIL_OST_BRW_PAUSE_BULK2     0x227
 341 #define OBD_FAIL_OST_MAPBLK_ENOSPC       0x228
 342 #define OBD_FAIL_OST_ENOINO              0x229
 343 #define OBD_FAIL_OST_DQACQ_NET           0x230
 344 #define OBD_FAIL_OST_STATFS_EINPROGRESS  0x231
 345 #define OBD_FAIL_OST_SET_INFO_NET        0x232
 346 #define OBD_FAIL_OST_NODESTROY           0x233
 347 /*      OBD_FAIL_OST_READ_SIZE           0x234 obsolete since 2.14 */
 348 #define OBD_FAIL_OST_LADVISE_NET         0x235
 349 #define OBD_FAIL_OST_PAUSE_PUNCH         0x236
 350 #define OBD_FAIL_OST_LADVISE_PAUSE       0x237
 351 #define OBD_FAIL_OST_FAKE_RW             0x238
 352 #define OBD_FAIL_OST_LIST_ASSERT         0x239
 353 #define OBD_FAIL_OST_GL_WORK_ALLOC       0x240
 354 #define OBD_FAIL_OST_SKIP_LV_CHECK       0x241
 355 #define OBD_FAIL_OST_STATFS_DELAY        0x242
 356 #define OBD_FAIL_OST_INTEGRITY_FAULT     0x243
 357 #define OBD_FAIL_OST_INTEGRITY_CMP       0x244
 358 #define OBD_FAIL_OST_DISCONNECT_DELAY    0x245
 359 #define OBD_FAIL_OST_PREPARE_DELAY       0x247
 360 #define OBD_FAIL_OST_2BIG_NIOBUF         0x248
 361 #define OBD_FAIL_OST_FALLOCATE_NET       0x249
 362 #define OBD_FAIL_OST_SEEK_NET            0x24a
 363 #define OBD_FAIL_OST_WR_ATTR_DELAY       0x250
 364 #define OBD_FAIL_OST_RESTART_IO          0x251
 365 #define OBD_FAIL_OST_OPCODE              0x253
 366 #define OBD_FAIL_OST_DELORPHAN_DELAY     0x254
 367
 368 #define OBD_FAIL_LDLM                    0x300
 369 #define OBD_FAIL_LDLM_NAMESPACE_NEW      0x301
 370 #define OBD_FAIL_LDLM_ENQUEUE_NET        0x302
 371 #define OBD_FAIL_LDLM_CONVERT_NET        0x303
 372 #define OBD_FAIL_LDLM_CANCEL_NET         0x304
 373 #define OBD_FAIL_LDLM_BL_CALLBACK_NET    0x305
 374 #define OBD_FAIL_LDLM_CP_CALLBACK_NET    0x306
 375 #define OBD_FAIL_LDLM_GL_CALLBACK_NET    0x307
 376 #define OBD_FAIL_LDLM_ENQUEUE_EXTENT_ERR 0x308
 377 #define OBD_FAIL_LDLM_ENQUEUE_INTENT_ERR 0x309
 378 #define OBD_FAIL_LDLM_CREATE_RESOURCE    0x30a
 379 #define OBD_FAIL_LDLM_ENQUEUE_BLOCKED    0x30b
 380 #define OBD_FAIL_LDLM_REPLY              0x30c
 381 #define OBD_FAIL_LDLM_RECOV_CLIENTS      0x30d
 382 #define OBD_FAIL_LDLM_ENQUEUE_OLD_EXPORT 0x30e
 383 #define OBD_FAIL_LDLM_GLIMPSE            0x30f
 384 #define OBD_FAIL_LDLM_CANCEL_RACE        0x310
 385 #define OBD_FAIL_LDLM_CANCEL_EVICT_RACE  0x311
 386 #define OBD_FAIL_LDLM_PAUSE_CANCEL       0x312
 387 #define OBD_FAIL_LDLM_CLOSE_THREAD       0x313
 388 #define OBD_FAIL_LDLM_CANCEL_BL_CB_RACE  0x314
 389 #define OBD_FAIL_LDLM_CP_CB_WAIT         0x315
 390 #define OBD_FAIL_LDLM_OST_FAIL_RACE      0x316
 391 #define OBD_FAIL_LDLM_INTR_CP_AST        0x317
 392 #define OBD_FAIL_LDLM_CP_BL_RACE         0x318
 393 #define OBD_FAIL_LDLM_NEW_LOCK           0x319
 394 #define OBD_FAIL_LDLM_AGL_DELAY          0x31a
 395 #define OBD_FAIL_LDLM_AGL_NOLOCK         0x31b
 396 #define OBD_FAIL_LDLM_OST_LVB            0x31c
 397 #define OBD_FAIL_LDLM_ENQUEUE_HANG       0x31d
 398 #define OBD_FAIL_LDLM_BL_EVICT           0x31e
 399 #define OBD_FAIL_LDLM_PAUSE_CANCEL2      0x31f
 400 #define OBD_FAIL_LDLM_CP_CB_WAIT2        0x320
 401 #define OBD_FAIL_LDLM_CP_CB_WAIT3        0x321
 402 #define OBD_FAIL_LDLM_CP_CB_WAIT4        0x322
 403 #define OBD_FAIL_LDLM_CP_CB_WAIT5        0x323
 404 #define OBD_FAIL_LDLM_SRV_BL_AST         0x324
 405 #define OBD_FAIL_LDLM_SRV_CP_AST         0x325
 406 #define OBD_FAIL_LDLM_SRV_GL_AST         0x326
 407 #define OBD_FAIL_LDLM_WATERMARK_LOW      0x327
 408 #define OBD_FAIL_LDLM_WATERMARK_HIGH     0x328
 409 #define OBD_FAIL_LDLM_PAUSE_CANCEL_LOCAL 0x329
 410
 411 #define OBD_FAIL_LDLM_GRANT_CHECK        0x32a
 412 #define OBD_FAIL_LDLM_PROLONG_PAUSE      0x32b
 413 #define OBD_FAIL_LDLM_LOCAL_CANCEL_PAUSE 0x32c
 414 #define OBD_FAIL_LDLM_LOCK_REPLAY        0x32d
 415 #define OBD_FAIL_LDLM_REPLAY_PAUSE       0x32e
 416
 417 /* LOCKLESS IO */
 418 #define OBD_FAIL_LDLM_SET_CONTENTION     0x385
 419
 420 #define OBD_FAIL_OSC                     0x400
 421 #define OBD_FAIL_OSC_BRW_READ_BULK       0x401
 422 #define OBD_FAIL_OSC_BRW_WRITE_BULK      0x402
 423 #define OBD_FAIL_OSC_LOCK_BL_AST         0x403
 424 #define OBD_FAIL_OSC_LOCK_CP_AST         0x404
 425 #define OBD_FAIL_OSC_MATCH               0x405
 426 #define OBD_FAIL_OSC_BRW_PREP_REQ        0x406
 427 #define OBD_FAIL_OSC_SHUTDOWN            0x407
 428 #define OBD_FAIL_OSC_CHECKSUM_RECEIVE    0x408
 429 #define OBD_FAIL_OSC_CHECKSUM_SEND       0x409
 430 #define OBD_FAIL_OSC_BRW_PREP_REQ2       0x40a
 431 /* #define OBD_FAIL_OSC_CONNECT_CKSUM       0x40b Obsolete since 2.9 */
 432 #define OBD_FAIL_OSC_CKSUM_ADLER_ONLY    0x40c
 433 /*#define OBD_FAIL_OSC_DIO_PAUSE           0x40d removed in 2.0 */
 434 #define OBD_FAIL_OSC_OBJECT_CONTENTION   0x40e
 435 #define OBD_FAIL_OSC_CP_CANCEL_RACE      0x40f
 436 #define OBD_FAIL_OSC_CP_ENQ_RACE         0x410
 437 #define OBD_FAIL_OSC_NO_GRANT            0x411
 438 #define OBD_FAIL_OSC_DELAY_SETTIME       0x412
 439 #define OBD_FAIL_OSC_CONNECT_GRANT_PARAM 0x413
 440 #define OBD_FAIL_OSC_DELAY_IO            0x414
 441 #define OBD_FAIL_OSC_NO_SIZE_DATA        0x415
 442 #define OBD_FAIL_OSC_DELAY_CANCEL        0x416
 443 #define OBD_FAIL_OSC_SLOW_PAGE_EVICT     0x417
 444 #define OBD_FAIL_OSC_MARK_COMPRESSED     0x419
 445
 446 #define OBD_FAIL_PTLRPC                  0x500
 447 #define OBD_FAIL_PTLRPC_ACK              0x501
 448 #define OBD_FAIL_PTLRPC_RQBD             0x502
 449 #define OBD_FAIL_PTLRPC_BULK_GET_NET     0x503
 450 #define OBD_FAIL_PTLRPC_BULK_PUT_NET     0x504
 451 #define OBD_FAIL_PTLRPC_DROP_RPC         0x505
 452 #define OBD_FAIL_PTLRPC_DELAY_SEND       0x506
 453 #define OBD_FAIL_PTLRPC_DELAY_RECOV      0x507
 454 #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB   0x508
 455 #define OBD_FAIL_PTLRPC_PAUSE_REQ        0x50a
 456 #define OBD_FAIL_PTLRPC_PAUSE_REP        0x50c
 457 #define OBD_FAIL_PTLRPC_IMP_DEACTIVE     0x50d
 458 #define OBD_FAIL_PTLRPC_DUMP_LOG         0x50e
 459 #define OBD_FAIL_PTLRPC_LONG_REPL_UNLINK 0x50f
 460 #define OBD_FAIL_PTLRPC_LONG_BULK_UNLINK 0x510
 461 #define OBD_FAIL_PTLRPC_HPREQ_TIMEOUT    0x511
 462 #define OBD_FAIL_PTLRPC_HPREQ_NOTIMEOUT  0x512
 463 #define OBD_FAIL_PTLRPC_DROP_REQ_OPC     0x513
 464 #define OBD_FAIL_PTLRPC_FINISH_REPLAY    0x514
 465 #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB2  0x515
 466 #define OBD_FAIL_PTLRPC_DELAY_IMP_FULL   0x516
 467 #define OBD_FAIL_PTLRPC_CANCEL_RESEND    0x517
 468 #define OBD_FAIL_PTLRPC_DROP_BULK        0x51a
 469 #define OBD_FAIL_PTLRPC_LONG_REQ_UNLINK  0x51b
 470 #define OBD_FAIL_PTLRPC_LONG_BOTH_UNLINK 0x51c
 471 #define OBD_FAIL_PTLRPC_DROP_MGS         0x51d
 472 #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB3  0x520
 473 #define OBD_FAIL_PTLRPC_BULK_ATTACH      0x521
 474 #define OBD_FAIL_PTLRPC_BULK_REPLY_ATTACH      0x522
 475 #define OBD_FAIL_PTLRPC_RESEND_RACE      0x525
 476 #define OBD_FAIL_PTLRPC_ROUND_XID        0x530
 477 #define OBD_FAIL_PTLRPC_CONNECT_RACE     0x531
 478 #define OBD_FAIL_PTLRPC_IDLE_RACE        0x533
 479 #define OBD_FAIL_PTLRPC_ENQ_RESEND       0x534
 480 #define OBD_FAIL_PTLRPC_DELAY_SEND_FAIL  0x535
 481 #define OBD_FAIL_PTLRPC_REPLAY_PAUSE     0x536
 482
 483 #define OBD_FAIL_OBD_PING_NET            0x600
 484 /*      OBD_FAIL_OBD_LOG_CANCEL_NET      0x601 obsolete since 1.5 */
 485 #define OBD_FAIL_OBD_LOGD_NET            0x602
 486 /*      OBD_FAIL_OBD_QC_CALLBACK_NET     0x603 obsolete since 2.4 */
 487 #define OBD_FAIL_OBD_DQACQ               0x604
 488 #define OBD_FAIL_OBD_LLOG_SETUP          0x605
 489 /*      OBD_FAIL_OBD_LOG_CANCEL_REP      0x606 obsolete since 1.5 */
 490 #define OBD_FAIL_OBD_IDX_READ_NET        0x607
 491 #define OBD_FAIL_OBD_IDX_READ_BREAK      0x608
 492 #define OBD_FAIL_OBD_NO_LRU              0x609
 493 #define OBD_FAIL_OBDCLASS_MODULE_LOAD    0x60a
 494 #define OBD_FAIL_OBD_ZERO_NLINK_RACE     0x60b
 495 #define OBD_FAIL_OBD_STOP_MDS_RACE       0x60c
 496 #define OBD_FAIL_OBD_SETUP               0x60d
 497 #define OBD_FAIL_OBD_CLEANUP             0x60e
 498
 499 #define OBD_FAIL_TGT_REPLY_NET           0x700
 500 #define OBD_FAIL_TGT_CONN_RACE           0x701
 501 #define OBD_FAIL_TGT_FORCE_RECONNECT     0x702
 502 #define OBD_FAIL_TGT_DELAY_CONNECT       0x703
 503 #define OBD_FAIL_TGT_DELAY_RECONNECT     0x704
 504 #define OBD_FAIL_TGT_DELAY_PRECREATE     0x705
 505 #define OBD_FAIL_TGT_TOOMANY_THREADS     0x706
 506 #define OBD_FAIL_TGT_REPLAY_DROP         0x707
 507 #define OBD_FAIL_TGT_FAKE_EXP            0x708
 508 #define OBD_FAIL_TGT_REPLAY_DELAY        0x709
 509 /* #define OBD_FAIL_TGT_LAST_REPLAY         0x710 (obsoleted) */
 510 #define OBD_FAIL_TGT_CLIENT_ADD          0x711
 511 #define OBD_FAIL_TGT_RCVG_FLAG           0x712
 512 #define OBD_FAIL_TGT_DELAY_CONDITIONAL   0x713
 513 #define OBD_FAIL_TGT_REPLAY_DELAY2       0x714
 514 #define OBD_FAIL_TGT_REPLAY_RECONNECT    0x715
 515 #define OBD_FAIL_TGT_MOUNT_RACE          0x716
 516 #define OBD_FAIL_TGT_REPLAY_TIMEOUT      0x717
 517 #define OBD_FAIL_TGT_CLIENT_DEL          0x718
 518 #define OBD_FAIL_TGT_SLUGGISH_NET        0x719
 519 #define OBD_FAIL_TGT_RCVD_EIO            0x720
 520 #define OBD_FAIL_TGT_RECOVERY_REQ_RACE   0x721
 521 #define OBD_FAIL_TGT_REPLY_DATA_RACE     0x722
 522 #define OBD_FAIL_TGT_RECOVERY_CONNECT    0x724
 523 #define OBD_FAIL_TGT_NO_GRANT            0x725
 524 #define OBD_FAIL_TGT_TXN_NO_CANCEL       0x726
 525
 526 #define OBD_FAIL_MDC_REVALIDATE_PAUSE    0x800
 527 #define OBD_FAIL_MDC_ENQUEUE_PAUSE       0x801
 528 #define OBD_FAIL_MDC_OLD_EXT_FLAGS       0x802
 529 #define OBD_FAIL_MDC_GETATTR_ENQUEUE     0x803
 530 #define OBD_FAIL_MDC_RPCS_SEM            0x804 /* deprecated */
 531 #define OBD_FAIL_MDC_LIGHTWEIGHT         0x805
 532 #define OBD_FAIL_MDC_CLOSE               0x806
 533 #define OBD_FAIL_MDC_MERGE               0x807
 534 #define OBD_FAIL_MDC_GLIMPSE_DDOS        0x808
 535
 536 #define OBD_FAIL_MGS                     0x900
 537 #define OBD_FAIL_MGS_ALL_REQUEST_NET     0x901
 538 #define OBD_FAIL_MGS_ALL_REPLY_NET       0x902
 539 #define OBD_FAIL_MGC_PAUSE_PROCESS_LOG   0x903
 540 #define OBD_FAIL_MGS_PAUSE_REQ           0x904
 541 #define OBD_FAIL_MGS_PAUSE_TARGET_REG    0x905
 542 #define OBD_FAIL_MGS_CONNECT_NET         0x906
 543 #define OBD_FAIL_MGS_DISCONNECT_NET      0x907
 544 #define OBD_FAIL_MGS_SET_INFO_NET        0x908
 545 #define OBD_FAIL_MGS_EXCEPTION_NET       0x909
 546 #define OBD_FAIL_MGS_TARGET_REG_NET      0x90a
 547 #define OBD_FAIL_MGS_TARGET_DEL_NET      0x90b
 548 #define OBD_FAIL_MGS_CONFIG_READ_NET     0x90c
 549 #define OBD_FAIL_MGS_LDLM_REPLY_NET      0x90d
 550 #define OBD_FAIL_MGS_WRITE_TARGET_DELAY  0x90e
 551
 552 #define OBD_FAIL_QUOTA_DQACQ_NET         0xA01
 553 #define OBD_FAIL_QUOTA_EDQUOT            0xA02
 554 #define OBD_FAIL_QUOTA_DELAY_REINT       0xA03
 555 #define OBD_FAIL_QUOTA_RECOVERABLE_ERR   0xA04
 556 #define OBD_FAIL_QUOTA_INIT              0xA05
 557 #define OBD_FAIL_QUOTA_PREACQ            0xA06
 558 #define OBD_FAIL_QUOTA_RECALC            0xA07
 559 #define OBD_FAIL_QUOTA_GRANT             0xA08
 560 #define OBD_FAIL_QUOTA_NOSYNC            0xA09
 561
 562 #define OBD_FAIL_LPROC_REMOVE            0xB00
 563
 564 #define OBD_FAIL_SEQ                     0x1000
 565 #define OBD_FAIL_SEQ_QUERY_NET           0x1001
 566 #define OBD_FAIL_SEQ_EXHAUST             0x1002
 567
 568 #define OBD_FAIL_FLD                     0x1100
 569 #define OBD_FAIL_FLD_QUERY_NET           0x1101
 570 #define OBD_FAIL_FLD_READ_NET            0x1102
 571 #define OBD_FAIL_FLD_QUERY_REQ           0x1103
 572
 573 #define OBD_FAIL_SEC_CTX                 0x1200
 574 #define OBD_FAIL_SEC_CTX_INIT_NET        0x1201
 575 #define OBD_FAIL_SEC_CTX_INIT_CONT_NET   0x1202
 576 #define OBD_FAIL_SEC_CTX_FINI_NET        0x1203
 577 #define OBD_FAIL_SEC_CTX_HDL_PAUSE       0x1204
 578
 579 #define OBD_FAIL_LLOG                               0x1300
 580 /* was  OBD_FAIL_LLOG_ORIGIN_CONNECT_NET            0x1301 until 2.4 */
 581 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_CREATE_NET      0x1302
 582 /* was  OBD_FAIL_LLOG_ORIGIN_HANDLE_DESTROY_NET     0x1303 until 2.11 */
 583 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_READ_HEADER_NET 0x1304
 584 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_NEXT_BLOCK_NET  0x1305
 585 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_PREV_BLOCK_NET  0x1306
 586 /* was  OBD_FAIL_LLOG_ORIGIN_HANDLE_WRITE_REC_NET   0x1307 until 2.1 */
 587 /* was  OBD_FAIL_LLOG_ORIGIN_HANDLE_CLOSE_NET       0x1308 until 1.8 */
 588 /* was  OBD_FAIL_LLOG_CATINFO_NET                   0x1309 until 2.3 */
 589 #define OBD_FAIL_MDS_SYNC_CAPA_SL                   0x1310
 590 #define OBD_FAIL_SEQ_ALLOC                          0x1311
 591 #define OBD_FAIL_CAT_RECORDS                        0x1312
 592 #define OBD_FAIL_CAT_FREE_RECORDS                   0x1313
 593 #define OBD_FAIL_TIME_IN_CHLOG_USER                 0x1314
 594 #define CFS_FAIL_CHLOG_USER_REG_UNREG_RACE          0x1315
 595 #define OBD_FAIL_FORCE_GC_THREAD                    0x1316
 596 #define OBD_FAIL_LLOG_PROCESS_TIMEOUT               0x1317
 597 #define OBD_FAIL_LLOG_PURGE_DELAY                   0x1318
 598 #define OBD_FAIL_PLAIN_RECORDS                      0x1319
 599 #define OBD_FAIL_CATALOG_FULL_CHECK                 0x131a
 600 #define OBD_FAIL_CATLIST                            0x131b
 601 #define OBD_FAIL_LLOG_PAUSE_AFTER_PAD               0x131c
 602 #define OBD_FAIL_LLOG_ADD_GAP                       0x131d
 603
 604 #define OBD_FAIL_LLITE                              0x1400
 605 #define OBD_FAIL_LLITE_FAULT_TRUNC_RACE             0x1401
 606 #define OBD_FAIL_LOCK_STATE_WAIT_INTR               0x1402
 607 #define OBD_FAIL_LOV_INIT                           0x1403
 608 #define OBD_FAIL_GLIMPSE_DELAY                      0x1404
 609 #define OBD_FAIL_LLITE_XATTR_ENOMEM                 0x1405
 610 #define OBD_FAIL_MAKE_LOVEA_HOLE                    0x1406
 611 #define OBD_FAIL_LLITE_LOST_LAYOUT                  0x1407
 612 #define OBD_FAIL_LLITE_NO_CHECK_DEAD                0x1408
 613 #define OBD_FAIL_GETATTR_DELAY                      0x1409
 614 #define OBD_FAIL_LLITE_CREATE_FILE_PAUSE            0x1409
 615 #define OBD_FAIL_LLITE_NEWNODE_PAUSE                0x140a
 616 #define OBD_FAIL_LLITE_SETDIRSTRIPE_PAUSE           0x140b
 617 #define OBD_FAIL_LLITE_CREATE_NODE_PAUSE            0x140c
 618 #define OBD_FAIL_LLITE_IMUTEX_SEC                   0x140e
 619 #define OBD_FAIL_LLITE_IMUTEX_NOSEC                 0x140f
 620 #define OBD_FAIL_LLITE_OPEN_BY_NAME                 0x1410
 621 #define OBD_FAIL_LLITE_PCC_FAKE_ERROR               0x1411
 622 #define OBD_FAIL_LLITE_PCC_DETACH_MKWRITE           0x1412
 623 #define OBD_FAIL_LLITE_PCC_MKWRITE_PAUSE            0x1413
 624 #define OBD_FAIL_LLITE_PCC_ATTACH_PAUSE             0x1414
 625 #define OBD_FAIL_LLITE_SHORT_COMMIT                 0x1415
 626 #define OBD_FAIL_LLITE_CREATE_FILE_PAUSE2           0x1416
 627 #define OBD_FAIL_LLITE_RACE_MOUNT                   0x1417
 628 #define OBD_FAIL_LLITE_PAGE_ALLOC                   0x1418
 629 #define OBD_FAIL_LLITE_OPEN_DELAY                   0x1419
 630 #define OBD_FAIL_LLITE_XATTR_PAUSE                  0x1420
 631 #define OBD_FAIL_LLITE_PAGE_INVALIDATE_PAUSE        0x1421
 632 #define OBD_FAIL_LLITE_READPAGE_PAUSE               0x1422
 633 #define OBD_FAIL_LLITE_PANIC_ON_ESTALE              0x1423
 634 #define OBD_FAIL_LLITE_READPAGE_PAUSE2              0x1424
 635 #define OBD_FAIL_LOV_MIRROR_INIT                    0x1425
 636 #define OBD_FAIL_LOV_COMP_MAGIC                     0x1426
 637 #define OBD_FAIL_LOV_COMP_PATTERN                   0x1427
 638 #define OBD_FAIL_LOV_INVALID_OSTIDX                 0x1428
 639 #define OBD_FAIL_LLITE_FORCE_BIO_AS_DIO             0x1429
 640 #define OBD_FAIL_LLITE_DELAY_TRUNCATE               0x1430
 641 #define OBD_FAIL_LLITE_READ_PAUSE                   0x1431
 642 #define OBD_FAIL_LLITE_FAULT_PAUSE                  0x1432
 643
 644 #define OBD_FAIL_FID_INDIR      0x1501
 645 #define OBD_FAIL_FID_INLMA      0x1502
 646 #define OBD_FAIL_FID_IGIF       0x1504
 647 #define OBD_FAIL_FID_LOOKUP     0x1505
 648 #define OBD_FAIL_FID_NOLMA      0x1506
 649
 650 /* LFSCK */
 651 #define OBD_FAIL_LFSCK_DELAY1           0x1600
 652 #define OBD_FAIL_LFSCK_DELAY2           0x1601
 653 #define OBD_FAIL_LFSCK_DELAY3           0x1602
 654 #define OBD_FAIL_LFSCK_LINKEA_CRASH     0x1603
 655 #define OBD_FAIL_LFSCK_LINKEA_MORE      0x1604
 656 #define OBD_FAIL_LFSCK_LINKEA_MORE2     0x1605
 657 #define OBD_FAIL_LFSCK_FATAL1           0x1608
 658 #define OBD_FAIL_LFSCK_FATAL2           0x1609
 659 #define OBD_FAIL_LFSCK_CRASH            0x160a
 660 #define OBD_FAIL_LFSCK_NO_AUTO          0x160b
 661 #define OBD_FAIL_LFSCK_NO_DOUBLESCAN    0x160c
 662 #define OBD_FAIL_LFSCK_SKIP_LASTID      0x160d
 663 #define OBD_FAIL_LFSCK_DELAY4           0x160e
 664 #define OBD_FAIL_LFSCK_BAD_LMMOI        0x160f
 665 #define OBD_FAIL_LFSCK_DANGLING         0x1610
 666 #define OBD_FAIL_LFSCK_UNMATCHED_PAIR1  0x1611
 667 #define OBD_FAIL_LFSCK_UNMATCHED_PAIR2  0x1612
 668 #define OBD_FAIL_LFSCK_BAD_OWNER        0x1613
 669 #define OBD_FAIL_LFSCK_MULTIPLE_REF     0x1614
 670 #define OBD_FAIL_LFSCK_LOST_STRIPE      0x1615
 671 #define OBD_FAIL_LFSCK_LOST_MDTOBJ      0x1616
 672 #define OBD_FAIL_LFSCK_NOPFID           0x1617
 673 #define OBD_FAIL_LFSCK_CHANGE_STRIPE    0x1618
 674 #define OBD_FAIL_LFSCK_INVALID_PFID     0x1619
 675 #define OBD_FAIL_LFSCK_LOST_SPEOBJ      0x161a
 676 #define OBD_FAIL_LFSCK_DELAY5           0x161b
 677 #define OBD_FAIL_LFSCK_BAD_NETWORK      0x161c
 678 #define OBD_FAIL_LFSCK_NO_LINKEA        0x161d
 679 #define OBD_FAIL_LFSCK_BAD_PARENT       0x161e
 680 #define OBD_FAIL_LFSCK_DANGLING2        0x1620
 681 #define OBD_FAIL_LFSCK_DANGLING3        0x1621
 682 #define OBD_FAIL_LFSCK_MUL_REF          0x1622
 683 #define OBD_FAIL_LFSCK_BAD_TYPE         0x1623
 684 #define OBD_FAIL_LFSCK_NO_NAMEENTRY     0x1624
 685 #define OBD_FAIL_LFSCK_LESS_NLINK       0x1626
 686 #define OBD_FAIL_LFSCK_BAD_NAME_HASH    0x1628
 687 #define OBD_FAIL_LFSCK_LOST_MASTER_LMV  0x1629
 688 #define OBD_FAIL_LFSCK_LOST_SLAVE_LMV   0x162a
 689 #define OBD_FAIL_LFSCK_BAD_SLAVE_LMV    0x162b
 690 #define OBD_FAIL_LFSCK_BAD_SLAVE_NAME   0x162c
 691 #define OBD_FAIL_LFSCK_ENGINE_DELAY     0x162d
 692 #define OBD_FAIL_LFSCK_LOST_MDTOBJ2     0x162e
 693 #define OBD_FAIL_LFSCK_BAD_PFL_RANGE    0x162f
 694 #define OBD_FAIL_LFSCK_NO_AGENTOBJ      0x1630
 695 #define OBD_FAIL_LFSCK_NO_AGENTENT      0x1631
 696 #define OBD_FAIL_LFSCK_NO_ENCFLAG       0x1632
 697
 698 #define OBD_FAIL_LFSCK_NOTIFY_NET       0x16f0
 699 #define OBD_FAIL_LFSCK_QUERY_NET        0x16f1
 700
 701 /* UPDATE */
 702 #define OBD_FAIL_OUT_UPDATE_NET         0x1700
 703 #define OBD_FAIL_OUT_UPDATE_NET_REP     0x1701
 704 #define OBD_FAIL_SPLIT_UPDATE_REC       0x1702
 705 #define OBD_FAIL_LARGE_STRIPE           0x1703
 706 #define OBD_FAIL_OUT_ENOSPC             0x1704
 707 #define OBD_FAIL_INVALIDATE_UPDATE      0x1705
 708 #define OBD_FAIL_OUT_UPDATE_DROP        0x1707
 709 #define OBD_FAIL_OUT_OBJECT_MISS        0x1708
 710 #define OBD_FAIL_OUT_EIO                0x1709
 711 #define OBD_FAIL_BUT_UPDATE_NET_REP     0x170a
 712 #define OBD_FAIL_OUT_DROP_DESTROY       0x170b
 713
 714 /* MIGRATE */
 715 #define OBD_FAIL_MIGRATE_ENTRIES                0x1801
 716 #define OBD_FAIL_MIGRATE_BAD_HASH               0x1802
 717
 718 /* LMV */
 719 #define OBD_FAIL_LMV_UNKNOWN_STRIPE             0x1901
 720
 721 /* FLR */
 722 #define OBD_FAIL_FLR_LV_DELAY                   0x1A01
 723 #define OBD_FAIL_FLR_LV_INC                     0x1A02 /* unused since 2.15 */
 724 #define OBD_FAIL_FLR_RANDOM_PICK_MIRROR         0x1A03
 725
 726 /* DT */
 727 #define OBD_FAIL_DT_DECLARE_ATTR_GET            0x2000
 728 #define OBD_FAIL_DT_ATTR_GET                    0x2001
 729 #define OBD_FAIL_DT_DECLARE_ATTR_SET            0x2002
 730 #define OBD_FAIL_DT_ATTR_SET                    0x2003
 731 #define OBD_FAIL_DT_DECLARE_XATTR_GET           0x2004
 732 #define OBD_FAIL_DT_XATTR_GET                   0x2005
 733 #define OBD_FAIL_DT_DECLARE_XATTR_SET           0x2006
 734 #define OBD_FAIL_DT_XATTR_SET                   0x2007
 735 #define OBD_FAIL_DT_DECLARE_XATTR_DEL           0x2008
 736 #define OBD_FAIL_DT_XATTR_DEL                   0x2009
 737 #define OBD_FAIL_DT_XATTR_LIST                  0x200a
 738 #define OBD_FAIL_DT_DECLARE_CREATE              0x200b
 739 #define OBD_FAIL_DT_CREATE                      0x200c
 740 #define OBD_FAIL_DT_DECLARE_DESTROY             0x200d
 741 #define OBD_FAIL_DT_DESTROY                     0x200e
 742 #define OBD_FAIL_DT_INDEX_TRY                   0x200f
 743 #define OBD_FAIL_DT_DECLARE_REF_ADD             0x2010
 744 #define OBD_FAIL_DT_REF_ADD                     0x2011
 745 #define OBD_FAIL_DT_DECLARE_REF_DEL             0x2012
 746 #define OBD_FAIL_DT_REF_DEL                     0x2013
 747 #define OBD_FAIL_DT_DECLARE_INSERT              0x2014
 748 #define OBD_FAIL_DT_INSERT                      0x2015
 749 #define OBD_FAIL_DT_DECLARE_DELETE              0x2016
 750 #define OBD_FAIL_DT_DELETE                      0x2017
 751 #define OBD_FAIL_DT_LOOKUP                      0x2018
 752 #define OBD_FAIL_DT_TXN_STOP                    0x2019
 753
 754 #define OBD_FAIL_OSP_CHECK_INVALID_REC          0x2100
 755 #define OBD_FAIL_OSP_CHECK_ENOMEM               0x2101
 756 #define OBD_FAIL_OSP_FAKE_PRECREATE             0x2102
 757 #define OBD_FAIL_OSP_RPCS_SEM                   0x2104
 758 #define OBD_FAIL_OSP_CANT_PROCESS_LLOG          0x2105
 759 #define OBD_FAIL_OSP_INVALID_LOGID              0x2106
 760 #define OBD_FAIL_OSP_CON_EVENT_DELAY            0x2107
 761 #define OBD_FAIL_OSP_FAIL_SEQ_ALLOC             0x2109
 762
 763 /* barrier */
 764 #define OBD_FAIL_MGS_BARRIER_READ_NET           0x2200
 765 #define OBD_FAIL_MGS_BARRIER_NOTIFY_NET         0x2201
 766
 767 #define OBD_FAIL_BARRIER_DELAY                  0x2202
 768 #define OBD_FAIL_BARRIER_FAILURE                0x2203
 769
 770 #define OBD_FAIL_OSD_FAIL_AT_TRUNCATE           0x2301
 771 #define OBD_FAIL_OSD_MARK_COMPRESSED            0x2302
 772
 773 /* continuation of MDS related constants */
 774 #define OBD_FAIL_MDS_PAUSE_CREATE_AFTER_LOOKUP  0x2401
 775
 776 /* PLEASE, KEEP NUMBERS UP TO 0x3000 RESERVED FOR OBD_FAIL_MDS_* */
 777
 778 #define LUT_FAIL_CLASS(fail_id)                 (((fail_id) >> 8) << 16)
 779 #define LUT_FAIL_MGT                            LUT_FAIL_CLASS(OBD_FAIL_MGS)
 780 #define LUT_FAIL_MDT                            LUT_FAIL_CLASS(OBD_FAIL_MDS)
 781 #define LUT_FAIL_OST                            LUT_FAIL_CLASS(OBD_FAIL_OST)
 782
 783 extern atomic64_t libcfs_kmem;
 784
 785 /* OBD_MEMORY_BATCH is the maximum error allowed per CPU core.  Since
 786  * obd_memory_sum() is calling percpu_counter_sum_positive(), it adds
 787  * up the per-core local delta anyway, so the per-core batch size is
 788  * can be large.  This could be percpu_counter_add_local(), but that
 789  * only exists in kernel 6.0 and later, and just uses a larger batch.
 790  */
 791 #define OBD_MEMORY_BATCH (16 * 1024 * 1024)
 792
 793 #ifndef HAVE_PERCPU_COUNTER_ADD_BATCH
 794 #define percpu_counter_add_batch(fbc, amount, batch) \
 795         __percpu_counter_add(fbc, amount, batch)
 796 #endif
 797
 798 static inline void obd_memory_add(size_t size)
 799 {
 800         percpu_counter_add_batch(&obd_memory, size, OBD_MEMORY_BATCH);
 801 }
 802
 803 static inline void obd_memory_sub(size_t size)
 804 {
 805         percpu_counter_add_batch(&obd_memory, -size, OBD_MEMORY_BATCH);
 806 }
 807
 808 static inline s64 obd_memory_sum(void)
 809 {
 810         return percpu_counter_sum_positive(&obd_memory);
 811 }
 812
 813 extern void obd_update_maxusage(void);
 814 extern __u64 obd_memory_max(void);
 815
 816 #define OBD_DEBUG_MEMUSAGE (1)
 817
 818 #if OBD_DEBUG_MEMUSAGE
 819 /* message format here needs to match regexp in lustre/tests/leak_finder.pl */
 820 #define OBD_ALLOC_POST(ptr, size, name)                                 \
 821         obd_memory_add(size);                                           \
 822         LIBCFS_MEM_MSG(ptr, size, name)
 823
 824 /* message format here needs to match regexp in lustre/tests/leak_finder.pl */
 825 #define OBD_FREE_PRE(ptr, size, name)                                   \
 826 do {                                                                    \
 827         if (likely(ptr)) {                                              \
 828                 obd_memory_sub(size);                                   \
 829                 LIBCFS_MEM_MSG(ptr, size, name);                        \
 830         }                                                               \
 831 } while (0)
 832
 833 #else /* !OBD_DEBUG_MEMUSAGE */
 834
 835 #define OBD_ALLOC_POST(ptr, size, name) ((void)0)
 836 #define OBD_FREE_PRE(ptr, size, name)   ((void)0)
 837
 838 #endif /* !OBD_DEBUG_MEMUSAGE */
 839
 840 #define __OBD_MALLOC_VERBOSE(ptr, cptab, cpt, size, flags)                    \
 841 do {                                                                          \
 842         if (cptab)                                                            \
 843                 ptr = cfs_cpt_malloc((cptab), (cpt), (size),                  \
 844                                      (flags) | __GFP_ZERO | __GFP_NOWARN);    \
 845         if (!(cptab) || unlikely(!(ptr))) /* retry without CPT if failure */  \
 846                 ptr = kmalloc(size, (flags) | __GFP_ZERO);                    \
 847         if (likely((ptr) != NULL))                                            \
 848                 OBD_ALLOC_POST((ptr), (size), "kmalloced");                   \
 849 } while (0)
 850
 851 #define OBD_ALLOC_GFP(ptr, size, gfp_mask)                                    \
 852         __OBD_MALLOC_VERBOSE(ptr, NULL, 0, size, gfp_mask)
 853
 854 #define OBD_ALLOC(ptr, size) OBD_ALLOC_GFP(ptr, size, GFP_NOFS)
 855 #define OBD_ALLOC_WAIT(ptr, size) OBD_ALLOC_GFP(ptr, size, GFP_KERNEL)
 856 #define OBD_ALLOC_PTR(ptr) OBD_ALLOC(ptr, sizeof(*(ptr)))
 857 #define OBD_ALLOC_PTR_WAIT(ptr) OBD_ALLOC_WAIT(ptr, sizeof(*(ptr)))
 858 #define OBD_ALLOC_PTR_ARRAY(ptr, n) OBD_ALLOC(ptr, (n) * sizeof(*(ptr)))
 859 #define OBD_ALLOC_PTR_ARRAY_WAIT(ptr, n)                                      \
 860                 OBD_ALLOC_WAIT(ptr, (n) * sizeof(*(ptr)))
 861
 862 #define OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, gfp_mask)                    \
 863         __OBD_MALLOC_VERBOSE(ptr, cptab, cpt, size, gfp_mask)
 864
 865 #define OBD_CPT_ALLOC(ptr, cptab, cpt, size)                                  \
 866         OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, GFP_NOFS)
 867
 868 #define OBD_CPT_ALLOC_PTR(ptr, cptab, cpt)                                    \
 869         OBD_CPT_ALLOC(ptr, cptab, cpt, sizeof(*(ptr)))
 870
 871 /* Direct use of __vmalloc() allows for protection flag specification
 872  * (and particularly to not set __GFP_FS, which is likely to cause some
 873  * deadlock situations in our code).
 874  */
 875 #define __OBD_VMALLOC_VERBOSE(ptr, cptab, cpt, size)                          \
 876 do {                                                                          \
 877         (ptr) = cptab == NULL ?                                               \
 878                 __ll_vmalloc(size, GFP_NOFS | __GFP_HIGHMEM | __GFP_ZERO) :   \
 879                 cfs_cpt_vzalloc(cptab, cpt, size);                            \
 880         if (unlikely((ptr) == NULL)) {                                        \
 881                 CERROR("vmalloc of '" #ptr "' (%d bytes) failed\n",           \
 882                        (int)(size));                                          \
 883                 CERROR("%llu total bytes allocated by Lustre, %lld by LNET\n",\
 884                        obd_memory_sum(), libcfs_kmem_read());\
 885         } else {                                                              \
 886                 OBD_ALLOC_POST(ptr, size, "vmalloced");                       \
 887         }                                                                     \
 888 } while(0)
 889
 890 #define OBD_VMALLOC(ptr, size)                                                \
 891          __OBD_VMALLOC_VERBOSE(ptr, NULL, 0, size)
 892 #define OBD_CPT_VMALLOC(ptr, cptab, cpt, size)                                \
 893          __OBD_VMALLOC_VERBOSE(ptr, cptab, cpt, size)
 894
 895 #define OBD_ALLOC_LARGE(ptr, size)                                            \
 896 do {                                                                          \
 897         /* LU-8196 - force large allocations to use vmalloc, not kmalloc */   \
 898         if ((size) > KMALLOC_MAX_SIZE)                                        \
 899                 ptr = NULL;                                                   \
 900         else                                                                  \
 901                 OBD_ALLOC_GFP(ptr, size, GFP_NOFS | __GFP_NOWARN |            \
 902                               (((size) > PAGE_SIZE) ? __GFP_NORETRY : 0));    \
 903         if (ptr == NULL)                                                      \
 904                 OBD_VMALLOC(ptr, size);                                       \
 905 } while (0)
 906
 907 #define OBD_ALLOC_PTR_ARRAY_LARGE(ptr, n)                               \
 908         OBD_ALLOC_LARGE(ptr, (n) * sizeof(*(ptr)))
 909
 910 #define OBD_CPT_ALLOC_LARGE(ptr, cptab, cpt, size)                            \
 911 do {                                                                          \
 912         OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, GFP_NOFS | __GFP_NOWARN);    \
 913         if (ptr == NULL)                                                      \
 914                 OBD_CPT_VMALLOC(ptr, cptab, cpt, size);                       \
 915 } while (0)
 916
 917 #ifdef CONFIG_DEBUG_SLAB
 918 #define POISON(ptr, c, s) do {} while (0)
 919 #define POISON_PTR(ptr)  ((void)0)
 920 #else
 921 #ifdef __underlying_memset
 922 #define POISON(ptr, c, s) __underlying_memset(ptr, c, s)
 923 #else
 924 #define POISON(ptr, c, s) memset(ptr, c, s)
 925 #endif
 926 #define POISON_PTR(ptr)  (ptr) = (void *)0xdeadbeef
 927 #endif
 928
 929 #ifdef POISON_BULK
 930 #define POISON_PAGE(page, val) do { memset(kmap(page), val, PAGE_SIZE); \
 931                                     kunmap(page); } while (0)
 932 #else
 933 #define POISON_PAGE(page, val) do { } while (0)
 934 #endif
 935
 936 #define OBD_FREE(ptr, size)                                                   \
 937 do {                                                                          \
 938         if (likely(ptr)) {                                                    \
 939                 OBD_FREE_PRE(ptr, size, "kfreed");                            \
 940                 POISON(ptr, 0x5a, size);                                      \
 941                 kfree(ptr);                                                   \
 942                 POISON_PTR(ptr);                                              \
 943         }                                                                     \
 944 } while (0)
 945
 946 #define OBD_FREE_LARGE(ptr, size)                                             \
 947 do {                                                                          \
 948         if (is_vmalloc_addr(ptr)) {                                           \
 949                 OBD_FREE_PRE(ptr, size, "vfreed");                            \
 950                 POISON(ptr, 0x5a, size);                                      \
 951                 libcfs_vfree_atomic(ptr);                                     \
 952                 POISON_PTR(ptr);                                              \
 953         } else {                                                              \
 954                 OBD_FREE(ptr, size);                                          \
 955         }                                                                     \
 956 } while (0)
 957
 958 #define OBD_FREE_PTR_ARRAY_LARGE(ptr, n)                        \
 959         OBD_FREE_LARGE(ptr, (n) * sizeof(*(ptr)))
 960
 961 /* we memset() the slab object to 0 when allocation succeeds, so DO NOT
 962  * HAVE A CTOR THAT DOES ANYTHING.  its work will be cleared here.  we'd
 963  * love to assert on that, but slab.c keeps kmem_cache_s all to itself. */
 964 #define OBD_SLAB_FREE_RTN0(ptr, slab)                                         \
 965 ({                                                                            \
 966         kmem_cache_free((slab), (ptr));                                       \
 967         (ptr) = NULL;                                                         \
 968         0;                                                                    \
 969 })
 970
 971 #define __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, cptab, cpt, size, type)           \
 972 do {                                                                          \
 973         LASSERT(ergo((type) != GFP_ATOMIC, !in_interrupt()));                 \
 974         (ptr) = (cptab) == NULL ?                                             \
 975                 kmem_cache_zalloc(slab, (type)) :                             \
 976                 cfs_mem_cache_cpt_alloc(slab, cptab, cpt, (type) | __GFP_ZERO); \
 977         if (likely((ptr)))                                                    \
 978                 OBD_ALLOC_POST(ptr, size, "slab-alloced");                    \
 979 } while(0)
 980
 981 #define OBD_SLAB_ALLOC_GFP(ptr, slab, size, flags)                            \
 982         __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, NULL, 0, size, flags)
 983 #define OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, size, flags)            \
 984         __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, cptab, cpt, size, flags)
 985
 986 #define OBD_FREE_PTR(ptr) OBD_FREE(ptr, sizeof(*(ptr)))
 987 #define OBD_FREE_PTR_ARRAY(ptr, n) OBD_FREE(ptr, (n) * sizeof(*(ptr)))
 988
 989 #define OBD_SLAB_FREE(ptr, slab, size)                                        \
 990 do {                                                                          \
 991         if (likely(ptr)) {                                                    \
 992                 OBD_FREE_PRE(ptr, size, "slab-freed");                        \
 993                 POISON(ptr, 0x5a, size);                                      \
 994                 kmem_cache_free(slab, ptr);                                   \
 995                 POISON_PTR(ptr);                                              \
 996         }                                                                     \
 997 } while(0)
 998
 999 #define OBD_SLAB_ALLOC(ptr, slab, size)                                       \
1000         OBD_SLAB_ALLOC_GFP(ptr, slab, size, GFP_NOFS)
1001
1002 #define OBD_SLAB_CPT_ALLOC(ptr, slab, cptab, cpt, size)                       \
1003         OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, size, GFP_NOFS)
1004
1005 #define OBD_SLAB_ALLOC_PTR(ptr, slab)                                         \
1006         OBD_SLAB_ALLOC(ptr, slab, sizeof(*(ptr)))
1007
1008 #define OBD_SLAB_CPT_ALLOC_PTR(ptr, slab, cptab, cpt)                         \
1009         OBD_SLAB_CPT_ALLOC(ptr, slab, cptab, cpt, sizeof(*(ptr)))
1010
1011 #define OBD_SLAB_ALLOC_PTR_GFP(ptr, slab, flags)                              \
1012         OBD_SLAB_ALLOC_GFP(ptr, slab, sizeof(*(ptr)), flags)
1013
1014 #define OBD_SLAB_CPT_ALLOC_PTR_GFP(ptr, slab, cptab, cpt, flags)              \
1015         OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, sizeof(*(ptr)), flags)
1016
1017 #define OBD_SLAB_FREE_PTR(ptr, slab)                                          \
1018         OBD_SLAB_FREE((ptr), (slab), sizeof(*(ptr)))
1019
1020 #define KEY_IS(str) \
1021         (keylen >= (sizeof(str)-1) && memcmp(key, str, (sizeof(str)-1)) == 0)
1022
1023 #ifdef HAVE_SERVER_SUPPORT
1024 /* LUSTRE_LMA_FL_MASKS defines which flags will be stored in LMA */
1025
1026 static inline int lma_to_lustre_flags(__u32 lma_flags)
1027 {
1028         return (((lma_flags & LMAI_ORPHAN) ? LUSTRE_ORPHAN_FL : 0) |
1029                 ((lma_flags & LMAI_ENCRYPT) ? LUSTRE_ENCRYPT_FL : 0));
1030 }
1031
1032 static inline int lustre_to_lma_flags(__u32 la_flags)
1033 {
1034         return (((la_flags & LUSTRE_ORPHAN_FL) ? LMAI_ORPHAN : 0) |
1035                 ((la_flags & LUSTRE_ENCRYPT_FL) ? LMAI_ENCRYPT : 0));
1036 }
1037 #endif /* HAVE_SERVER_SUPPORT */
1038
1039 /* Convert wire LUSTRE_*_FL to corresponding client local VFS S_* values
1040  * for the client inode i_flags.  The LUSTRE_*_FL are the Lustre wire
1041  * protocol equivalents of LDISKFS_*_FL values stored on disk, while
1042  * the S_* flags are kernel-internal values that change between kernel
1043  * versions. These are set/cleared via FS_IOC_GETFLAGS/FS_IOC_SETFLAGS.
1044  * See b=16526 for a full history.
1045  */
1046 static inline int ll_ext_to_inode_flags(int ext_flags)
1047 {
1048         return (((ext_flags & LUSTRE_SYNC_FL)      ? S_SYNC      : 0) |
1049                 ((ext_flags & LUSTRE_NOATIME_FL)   ? S_NOATIME   : 0) |
1050                 ((ext_flags & LUSTRE_APPEND_FL)    ? S_APPEND    : 0) |
1051                 ((ext_flags & LUSTRE_DIRSYNC_FL)   ? S_DIRSYNC   : 0) |
1052 #if defined(S_ENCRYPTED)
1053                 ((ext_flags & LUSTRE_ENCRYPT_FL)   ? S_ENCRYPTED : 0) |
1054 #endif
1055                 ((ext_flags & LUSTRE_IMMUTABLE_FL) ? S_IMMUTABLE : 0));
1056 }
1057
1058 static inline int ll_inode_to_ext_flags(int inode_flags)
1059 {
1060         return (((inode_flags & S_SYNC)      ? LUSTRE_SYNC_FL      : 0) |
1061                 ((inode_flags & S_NOATIME)   ? LUSTRE_NOATIME_FL   : 0) |
1062                 ((inode_flags & S_APPEND)    ? LUSTRE_APPEND_FL    : 0) |
1063                 ((inode_flags & S_DIRSYNC)   ? LUSTRE_DIRSYNC_FL   : 0) |
1064 #if defined(S_ENCRYPTED)
1065                 ((inode_flags & S_ENCRYPTED) ? LUSTRE_ENCRYPT_FL   : 0) |
1066 #endif
1067                 ((inode_flags & S_IMMUTABLE) ? LUSTRE_IMMUTABLE_FL : 0));
1068 }
1069
1070 struct obd_heat_instance {
1071         __u64 ohi_heat;
1072         __u64 ohi_time_second;
1073         __u64 ohi_count;
1074 };
1075
1076 /* Define a fixed 4096-byte encryption unit size */
1077 #define LUSTRE_ENCRYPTION_BLOCKBITS   12
1078 #define LUSTRE_ENCRYPTION_UNIT_SIZE   ((size_t)1 << LUSTRE_ENCRYPTION_BLOCKBITS)
1079 #define LUSTRE_ENCRYPTION_MASK        (~(LUSTRE_ENCRYPTION_UNIT_SIZE - 1))
1080
1081 #endif