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, 2015, 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/slab.h> 37 #include <linux/sched/signal.h> 38 39 #include <linux/libcfs/libcfs.h> 40 #include <lustre_compat.h> 41 #include <lprocfs_status.h> 42 43 /* global variables */ 44 extern unsigned int obd_debug_peer_on_timeout; 45 extern unsigned int obd_dump_on_timeout; 46 extern unsigned int obd_dump_on_eviction; 47 /* obd_timeout should only be used for recovery, not for 48 * networking / disk / timings affected by load (use Adaptive Timeouts) 49 */ 50 extern unsigned int obd_timeout; /* seconds */ 51 extern unsigned int obd_timeout_set; 52 extern unsigned int at_min; 53 extern unsigned int at_max; 54 extern unsigned int at_history; 55 extern int at_early_margin; 56 extern int at_extra; 57 extern unsigned long obd_max_dirty_pages; 58 extern atomic_long_t obd_dirty_pages; 59 extern atomic_long_t obd_dirty_transit_pages; 60 extern char obd_jobid_var[]; 61 62 /* Some hash init argument constants */ 63 #define HASH_POOLS_BKT_BITS 3 64 #define HASH_POOLS_CUR_BITS 3 65 #define HASH_POOLS_MAX_BITS 7 66 #define HASH_UUID_BKT_BITS 5 67 #define HASH_UUID_CUR_BITS 7 68 #define HASH_UUID_MAX_BITS 12 69 #define HASH_NID_BKT_BITS 5 70 #define HASH_NID_CUR_BITS 7 71 #define HASH_NID_MAX_BITS 12 72 #define HASH_NID_STATS_BKT_BITS 5 73 #define HASH_NID_STATS_CUR_BITS 7 74 #define HASH_NID_STATS_MAX_BITS 12 75 #define HASH_LQE_BKT_BITS 5 76 #define HASH_LQE_CUR_BITS 7 77 #define HASH_LQE_MAX_BITS 12 78 #define HASH_CONN_BKT_BITS 5 79 #define HASH_CONN_CUR_BITS 5 80 #define HASH_CONN_MAX_BITS 15 81 #define HASH_EXP_LOCK_BKT_BITS 5 82 #define HASH_EXP_LOCK_CUR_BITS 7 83 #define HASH_EXP_LOCK_MAX_BITS 16 84 #define HASH_CL_ENV_BKT_BITS 5 85 #define HASH_CL_ENV_BITS 10 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 /* Time to wait for all clients to reconnect during recovery (hard limit) */ 93 #define OBD_RECOVERY_TIME_HARD (obd_timeout * 9) 94 /* Time to wait for all clients to reconnect during recovery (soft limit) */ 95 /* Should be very conservative; must catch the first reconnect after reboot */ 96 #define OBD_RECOVERY_TIME_SOFT (obd_timeout * 3) 97 /* Change recovery-small 26b time if you change this */ 98 #define PING_INTERVAL max(obd_timeout / 4, 1U) 99 /* a bit more than maximal journal commit time in seconds */ 100 #define PING_INTERVAL_SHORT min(PING_INTERVAL, 7U) 101 /* Client may skip 1 ping; we must wait at least 2.5. But for multiple 102 * failover targets the client only pings one server at a time, and pings 103 * can be lost on a loaded network. Since eviction has serious consequences, 104 * and there's no urgent need to evict a client just because it's idle, we 105 * should be very conservative here. 106 */ 107 #define PING_EVICT_TIMEOUT (PING_INTERVAL * 6) 108 #define DISK_TIMEOUT 50 /* Beyond this we warn about disk speed */ 109 #define CONNECTION_SWITCH_MIN 5U /* Connection switching rate limiter */ 110 /* Max connect interval for nonresponsive servers; ~50s to avoid building up 111 * connect requests in the LND queues, but within obd_timeout so we don't 112 * miss the recovery window 113 */ 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 */ 120 #define INITIAL_CONNECT_TIMEOUT max(CONNECTION_SWITCH_MIN, obd_timeout / 20) 121 /* The max delay between connects is SWITCH_MAX + SWITCH_INC + INITIAL */ 122 #define RECONNECT_DELAY_MAX (CONNECTION_SWITCH_MAX + CONNECTION_SWITCH_INC + \ 123 INITIAL_CONNECT_TIMEOUT) 124 /* The min time a target should wait for clients to reconnect in recovery */ 125 #define OBD_RECOVERY_TIME_MIN (2 * RECONNECT_DELAY_MAX) 126 #define OBD_IR_FACTOR_MIN 1 127 #define OBD_IR_FACTOR_MAX 10 128 #define OBD_IR_FACTOR_DEFAULT (OBD_IR_FACTOR_MAX / 2) 129 /* default timeout for the MGS to become IR_FULL */ 130 #define OBD_IR_MGS_TIMEOUT (4 * obd_timeout) 131 #define LONG_UNLINK 300 /* Unlink should happen before now */ 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_GETSTATUS_NET 0x11b 167 #define OBD_FAIL_MDS_GETSTATUS_PACK 0x11c 168 #define OBD_FAIL_MDS_STATFS_PACK 0x11d 169 #define OBD_FAIL_MDS_STATFS_NET 0x11e 170 #define OBD_FAIL_MDS_GETATTR_NAME_NET 0x11f 171 #define OBD_FAIL_MDS_PIN_NET 0x120 172 #define OBD_FAIL_MDS_UNPIN_NET 0x121 173 #define OBD_FAIL_MDS_ALL_REPLY_NET 0x122 174 #define OBD_FAIL_MDS_ALL_REQUEST_NET 0x123 175 #define OBD_FAIL_MDS_SYNC_NET 0x124 176 #define OBD_FAIL_MDS_SYNC_PACK 0x125 177 /* OBD_FAIL_MDS_DONE_WRITING_NET 0x126 obsolete since 2.8.0 */ 178 /* OBD_FAIL_MDS_DONE_WRITING_PACK 0x127 obsolete since 2.8.0 */ 179 #define OBD_FAIL_MDS_ALLOC_OBDO 0x128 180 #define OBD_FAIL_MDS_PAUSE_OPEN 0x129 181 #define OBD_FAIL_MDS_STATFS_LCW_SLEEP 0x12a 182 #define OBD_FAIL_MDS_OPEN_CREATE 0x12b 183 #define OBD_FAIL_MDS_OST_SETATTR 0x12c 184 /* OBD_FAIL_MDS_QUOTACHECK_NET 0x12d obsolete since 2.4 */ 185 #define OBD_FAIL_MDS_QUOTACTL_NET 0x12e 186 #define OBD_FAIL_MDS_CLIENT_ADD 0x12f 187 #define OBD_FAIL_MDS_GETXATTR_NET 0x130 188 #define OBD_FAIL_MDS_GETXATTR_PACK 0x131 189 #define OBD_FAIL_MDS_SETXATTR_NET 0x132 190 #define OBD_FAIL_MDS_SETXATTR 0x133 191 #define OBD_FAIL_MDS_SETXATTR_WRITE 0x134 192 #define OBD_FAIL_MDS_FS_SETUP 0x135 193 #define OBD_FAIL_MDS_RESEND 0x136 194 #define OBD_FAIL_MDS_LLOG_CREATE_FAILED 0x137 195 #define OBD_FAIL_MDS_LOV_SYNC_RACE 0x138 196 #define OBD_FAIL_MDS_OSC_PRECREATE 0x139 197 #define OBD_FAIL_MDS_LLOG_SYNC_TIMEOUT 0x13a 198 #define OBD_FAIL_MDS_CLOSE_NET_REP 0x13b 199 #define OBD_FAIL_MDS_BLOCK_QUOTA_REQ 0x13c 200 #define OBD_FAIL_MDS_DROP_QUOTA_REQ 0x13d 201 #define OBD_FAIL_MDS_REMOVE_COMMON_EA 0x13e 202 #define OBD_FAIL_MDS_ALLOW_COMMON_EA_SETTING 0x13f 203 #define OBD_FAIL_MDS_FAIL_LOV_LOG_ADD 0x140 204 #define OBD_FAIL_MDS_LOV_PREP_CREATE 0x141 205 #define OBD_FAIL_MDS_REINT_DELAY 0x142 206 #define OBD_FAIL_MDS_READLINK_EPROTO 0x143 207 #define OBD_FAIL_MDS_OPEN_WAIT_CREATE 0x144 208 #define OBD_FAIL_MDS_PDO_LOCK 0x145 209 #define OBD_FAIL_MDS_PDO_LOCK2 0x146 210 #define OBD_FAIL_MDS_OSC_CREATE_FAIL 0x147 211 #define OBD_FAIL_MDS_NEGATIVE_POSITIVE 0x148 212 #define OBD_FAIL_MDS_HSM_STATE_GET_NET 0x149 213 #define OBD_FAIL_MDS_HSM_STATE_SET_NET 0x14a 214 #define OBD_FAIL_MDS_HSM_PROGRESS_NET 0x14b 215 #define OBD_FAIL_MDS_HSM_REQUEST_NET 0x14c 216 #define OBD_FAIL_MDS_HSM_CT_REGISTER_NET 0x14d 217 #define OBD_FAIL_MDS_HSM_CT_UNREGISTER_NET 0x14e 218 #define OBD_FAIL_MDS_SWAP_LAYOUTS_NET 0x14f 219 #define OBD_FAIL_MDS_HSM_ACTION_NET 0x150 220 #define OBD_FAIL_MDS_CHANGELOG_INIT 0x151 221 222 /* layout lock */ 223 #define OBD_FAIL_MDS_NO_LL_GETATTR 0x170 224 #define OBD_FAIL_MDS_NO_LL_OPEN 0x171 225 #define OBD_FAIL_MDS_LL_BLOCK 0x172 226 227 /* CMD */ 228 #define OBD_FAIL_MDS_IS_SUBDIR_NET 0x180 229 #define OBD_FAIL_MDS_IS_SUBDIR_PACK 0x181 230 #define OBD_FAIL_MDS_SET_INFO_NET 0x182 231 #define OBD_FAIL_MDS_WRITEPAGE_NET 0x183 232 #define OBD_FAIL_MDS_WRITEPAGE_PACK 0x184 233 #define OBD_FAIL_MDS_RECOVERY_ACCEPTS_GAPS 0x185 234 #define OBD_FAIL_MDS_GET_INFO_NET 0x186 235 #define OBD_FAIL_MDS_DQACQ_NET 0x187 236 237 /* OI scrub */ 238 #define OBD_FAIL_OSD_SCRUB_DELAY 0x190 239 #define OBD_FAIL_OSD_SCRUB_CRASH 0x191 240 #define OBD_FAIL_OSD_SCRUB_FATAL 0x192 241 #define OBD_FAIL_OSD_FID_MAPPING 0x193 242 #define OBD_FAIL_OSD_LMA_INCOMPAT 0x194 243 #define OBD_FAIL_OSD_COMPAT_INVALID_ENTRY 0x195 244 245 #define OBD_FAIL_OST 0x200 246 #define OBD_FAIL_OST_CONNECT_NET 0x201 247 #define OBD_FAIL_OST_DISCONNECT_NET 0x202 248 #define OBD_FAIL_OST_GET_INFO_NET 0x203 249 #define OBD_FAIL_OST_CREATE_NET 0x204 250 #define OBD_FAIL_OST_DESTROY_NET 0x205 251 #define OBD_FAIL_OST_GETATTR_NET 0x206 252 #define OBD_FAIL_OST_SETATTR_NET 0x207 253 #define OBD_FAIL_OST_OPEN_NET 0x208 254 #define OBD_FAIL_OST_CLOSE_NET 0x209 255 #define OBD_FAIL_OST_BRW_NET 0x20a 256 #define OBD_FAIL_OST_PUNCH_NET 0x20b 257 #define OBD_FAIL_OST_STATFS_NET 0x20c 258 #define OBD_FAIL_OST_HANDLE_UNPACK 0x20d 259 #define OBD_FAIL_OST_BRW_WRITE_BULK 0x20e 260 #define OBD_FAIL_OST_BRW_READ_BULK 0x20f 261 #define OBD_FAIL_OST_SYNC_NET 0x210 262 #define OBD_FAIL_OST_ALL_REPLY_NET 0x211 263 #define OBD_FAIL_OST_ALL_REQUEST_NET 0x212 264 #define OBD_FAIL_OST_LDLM_REPLY_NET 0x213 265 #define OBD_FAIL_OST_BRW_PAUSE_BULK 0x214 266 #define OBD_FAIL_OST_ENOSPC 0x215 267 #define OBD_FAIL_OST_EROFS 0x216 268 #define OBD_FAIL_OST_ENOENT 0x217 269 /* OBD_FAIL_OST_QUOTACHECK_NET 0x218 obsolete since 2.4 */ 270 #define OBD_FAIL_OST_QUOTACTL_NET 0x219 271 #define OBD_FAIL_OST_CHECKSUM_RECEIVE 0x21a 272 #define OBD_FAIL_OST_CHECKSUM_SEND 0x21b 273 #define OBD_FAIL_OST_BRW_SIZE 0x21c 274 #define OBD_FAIL_OST_DROP_REQ 0x21d 275 #define OBD_FAIL_OST_SETATTR_CREDITS 0x21e 276 #define OBD_FAIL_OST_HOLD_WRITE_RPC 0x21f 277 #define OBD_FAIL_OST_BRW_WRITE_BULK2 0x220 278 #define OBD_FAIL_OST_LLOG_RECOVERY_TIMEOUT 0x221 279 #define OBD_FAIL_OST_CANCEL_COOKIE_TIMEOUT 0x222 280 #define OBD_FAIL_OST_PAUSE_CREATE 0x223 281 #define OBD_FAIL_OST_BRW_PAUSE_PACK 0x224 282 #define OBD_FAIL_OST_CONNECT_NET2 0x225 283 #define OBD_FAIL_OST_NOMEM 0x226 284 #define OBD_FAIL_OST_BRW_PAUSE_BULK2 0x227 285 #define OBD_FAIL_OST_MAPBLK_ENOSPC 0x228 286 #define OBD_FAIL_OST_ENOINO 0x229 287 #define OBD_FAIL_OST_DQACQ_NET 0x230 288 #define OBD_FAIL_OST_STATFS_EINPROGRESS 0x231 289 #define OBD_FAIL_OST_SET_INFO_NET 0x232 290 291 #define OBD_FAIL_LDLM 0x300 292 #define OBD_FAIL_LDLM_NAMESPACE_NEW 0x301 293 #define OBD_FAIL_LDLM_ENQUEUE_NET 0x302 294 #define OBD_FAIL_LDLM_CONVERT_NET 0x303 295 #define OBD_FAIL_LDLM_CANCEL_NET 0x304 296 #define OBD_FAIL_LDLM_BL_CALLBACK_NET 0x305 297 #define OBD_FAIL_LDLM_CP_CALLBACK_NET 0x306 298 #define OBD_FAIL_LDLM_GL_CALLBACK_NET 0x307 299 #define OBD_FAIL_LDLM_ENQUEUE_EXTENT_ERR 0x308 300 #define OBD_FAIL_LDLM_ENQUEUE_INTENT_ERR 0x309 301 #define OBD_FAIL_LDLM_CREATE_RESOURCE 0x30a 302 #define OBD_FAIL_LDLM_ENQUEUE_BLOCKED 0x30b 303 #define OBD_FAIL_LDLM_REPLY 0x30c 304 #define OBD_FAIL_LDLM_RECOV_CLIENTS 0x30d 305 #define OBD_FAIL_LDLM_ENQUEUE_OLD_EXPORT 0x30e 306 #define OBD_FAIL_LDLM_GLIMPSE 0x30f 307 #define OBD_FAIL_LDLM_CANCEL_RACE 0x310 308 #define OBD_FAIL_LDLM_CANCEL_EVICT_RACE 0x311 309 #define OBD_FAIL_LDLM_PAUSE_CANCEL 0x312 310 #define OBD_FAIL_LDLM_CLOSE_THREAD 0x313 311 #define OBD_FAIL_LDLM_CANCEL_BL_CB_RACE 0x314 312 #define OBD_FAIL_LDLM_CP_CB_WAIT 0x315 313 #define OBD_FAIL_LDLM_OST_FAIL_RACE 0x316 314 #define OBD_FAIL_LDLM_INTR_CP_AST 0x317 315 #define OBD_FAIL_LDLM_CP_BL_RACE 0x318 316 #define OBD_FAIL_LDLM_NEW_LOCK 0x319 317 #define OBD_FAIL_LDLM_AGL_DELAY 0x31a 318 #define OBD_FAIL_LDLM_AGL_NOLOCK 0x31b 319 #define OBD_FAIL_LDLM_OST_LVB 0x31c 320 #define OBD_FAIL_LDLM_ENQUEUE_HANG 0x31d 321 #define OBD_FAIL_LDLM_PAUSE_CANCEL2 0x31f 322 #define OBD_FAIL_LDLM_CP_CB_WAIT2 0x320 323 #define OBD_FAIL_LDLM_CP_CB_WAIT3 0x321 324 #define OBD_FAIL_LDLM_CP_CB_WAIT4 0x322 325 #define OBD_FAIL_LDLM_CP_CB_WAIT5 0x323 326 327 #define OBD_FAIL_LDLM_GRANT_CHECK 0x32a 328 329 /* LOCKLESS IO */ 330 #define OBD_FAIL_LDLM_SET_CONTENTION 0x385 331 332 #define OBD_FAIL_OSC 0x400 333 #define OBD_FAIL_OSC_BRW_READ_BULK 0x401 334 #define OBD_FAIL_OSC_BRW_WRITE_BULK 0x402 335 #define OBD_FAIL_OSC_LOCK_BL_AST 0x403 336 #define OBD_FAIL_OSC_LOCK_CP_AST 0x404 337 #define OBD_FAIL_OSC_MATCH 0x405 338 #define OBD_FAIL_OSC_BRW_PREP_REQ 0x406 339 #define OBD_FAIL_OSC_SHUTDOWN 0x407 340 #define OBD_FAIL_OSC_CHECKSUM_RECEIVE 0x408 341 #define OBD_FAIL_OSC_CHECKSUM_SEND 0x409 342 #define OBD_FAIL_OSC_BRW_PREP_REQ2 0x40a 343 #define OBD_FAIL_OSC_CONNECT_CKSUM 0x40b 344 #define OBD_FAIL_OSC_CKSUM_ADLER_ONLY 0x40c 345 #define OBD_FAIL_OSC_DIO_PAUSE 0x40d 346 #define OBD_FAIL_OSC_OBJECT_CONTENTION 0x40e 347 #define OBD_FAIL_OSC_CP_CANCEL_RACE 0x40f 348 #define OBD_FAIL_OSC_CP_ENQ_RACE 0x410 349 #define OBD_FAIL_OSC_NO_GRANT 0x411 350 #define OBD_FAIL_OSC_DELAY_SETTIME 0x412 351 #define OBD_FAIL_OSC_DELAY_IO 0x414 352 353 #define OBD_FAIL_PTLRPC 0x500 354 #define OBD_FAIL_PTLRPC_ACK 0x501 355 #define OBD_FAIL_PTLRPC_RQBD 0x502 356 #define OBD_FAIL_PTLRPC_BULK_GET_NET 0x503 357 #define OBD_FAIL_PTLRPC_BULK_PUT_NET 0x504 358 #define OBD_FAIL_PTLRPC_DROP_RPC 0x505 359 #define OBD_FAIL_PTLRPC_DELAY_SEND 0x506 360 #define OBD_FAIL_PTLRPC_DELAY_RECOV 0x507 361 #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB 0x508 362 #define OBD_FAIL_PTLRPC_PAUSE_REQ 0x50a 363 #define OBD_FAIL_PTLRPC_PAUSE_REP 0x50c 364 #define OBD_FAIL_PTLRPC_IMP_DEACTIVE 0x50d 365 #define OBD_FAIL_PTLRPC_DUMP_LOG 0x50e 366 #define OBD_FAIL_PTLRPC_LONG_REPL_UNLINK 0x50f 367 #define OBD_FAIL_PTLRPC_LONG_BULK_UNLINK 0x510 368 #define OBD_FAIL_PTLRPC_HPREQ_TIMEOUT 0x511 369 #define OBD_FAIL_PTLRPC_HPREQ_NOTIMEOUT 0x512 370 #define OBD_FAIL_PTLRPC_DROP_REQ_OPC 0x513 371 #define OBD_FAIL_PTLRPC_FINISH_REPLAY 0x514 372 #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB2 0x515 373 #define OBD_FAIL_PTLRPC_DELAY_IMP_FULL 0x516 374 #define OBD_FAIL_PTLRPC_CANCEL_RESEND 0x517 375 #define OBD_FAIL_PTLRPC_DROP_BULK 0x51a 376 #define OBD_FAIL_PTLRPC_LONG_REQ_UNLINK 0x51b 377 #define OBD_FAIL_PTLRPC_LONG_BOTH_UNLINK 0x51c 378 379 #define OBD_FAIL_OBD_PING_NET 0x600 380 #define OBD_FAIL_OBD_LOG_CANCEL_NET 0x601 381 #define OBD_FAIL_OBD_LOGD_NET 0x602 382 /* OBD_FAIL_OBD_QC_CALLBACK_NET 0x603 obsolete since 2.4 */ 383 #define OBD_FAIL_OBD_DQACQ 0x604 384 #define OBD_FAIL_OBD_LLOG_SETUP 0x605 385 #define OBD_FAIL_OBD_LOG_CANCEL_REP 0x606 386 #define OBD_FAIL_OBD_IDX_READ_NET 0x607 387 #define OBD_FAIL_OBD_IDX_READ_BREAK 0x608 388 #define OBD_FAIL_OBD_NO_LRU 0x609 389 390 #define OBD_FAIL_TGT_REPLY_NET 0x700 391 #define OBD_FAIL_TGT_CONN_RACE 0x701 392 #define OBD_FAIL_TGT_FORCE_RECONNECT 0x702 393 #define OBD_FAIL_TGT_DELAY_CONNECT 0x703 394 #define OBD_FAIL_TGT_DELAY_RECONNECT 0x704 395 #define OBD_FAIL_TGT_DELAY_PRECREATE 0x705 396 #define OBD_FAIL_TGT_TOOMANY_THREADS 0x706 397 #define OBD_FAIL_TGT_REPLAY_DROP 0x707 398 #define OBD_FAIL_TGT_FAKE_EXP 0x708 399 #define OBD_FAIL_TGT_REPLAY_DELAY 0x709 400 #define OBD_FAIL_TGT_LAST_REPLAY 0x710 401 #define OBD_FAIL_TGT_CLIENT_ADD 0x711 402 #define OBD_FAIL_TGT_RCVG_FLAG 0x712 403 #define OBD_FAIL_TGT_DELAY_CONDITIONAL 0x713 404 405 #define OBD_FAIL_MDC_REVALIDATE_PAUSE 0x800 406 #define OBD_FAIL_MDC_ENQUEUE_PAUSE 0x801 407 #define OBD_FAIL_MDC_OLD_EXT_FLAGS 0x802 408 #define OBD_FAIL_MDC_GETATTR_ENQUEUE 0x803 409 #define OBD_FAIL_MDC_RPCS_SEM 0x804 410 #define OBD_FAIL_MDC_LIGHTWEIGHT 0x805 411 #define OBD_FAIL_MDC_CLOSE 0x806 412 413 #define OBD_FAIL_MGS 0x900 414 #define OBD_FAIL_MGS_ALL_REQUEST_NET 0x901 415 #define OBD_FAIL_MGS_ALL_REPLY_NET 0x902 416 #define OBD_FAIL_MGC_PAUSE_PROCESS_LOG 0x903 417 #define OBD_FAIL_MGS_PAUSE_REQ 0x904 418 #define OBD_FAIL_MGS_PAUSE_TARGET_REG 0x905 419 #define OBD_FAIL_MGS_CONNECT_NET 0x906 420 #define OBD_FAIL_MGS_DISCONNECT_NET 0x907 421 #define OBD_FAIL_MGS_SET_INFO_NET 0x908 422 #define OBD_FAIL_MGS_EXCEPTION_NET 0x909 423 #define OBD_FAIL_MGS_TARGET_REG_NET 0x90a 424 #define OBD_FAIL_MGS_TARGET_DEL_NET 0x90b 425 #define OBD_FAIL_MGS_CONFIG_READ_NET 0x90c 426 427 #define OBD_FAIL_QUOTA_DQACQ_NET 0xA01 428 #define OBD_FAIL_QUOTA_EDQUOT 0xA02 429 #define OBD_FAIL_QUOTA_DELAY_REINT 0xA03 430 #define OBD_FAIL_QUOTA_RECOVERABLE_ERR 0xA04 431 432 #define OBD_FAIL_LPROC_REMOVE 0xB00 433 434 #define OBD_FAIL_SEQ 0x1000 435 #define OBD_FAIL_SEQ_QUERY_NET 0x1001 436 #define OBD_FAIL_SEQ_EXHAUST 0x1002 437 438 #define OBD_FAIL_FLD 0x1100 439 #define OBD_FAIL_FLD_QUERY_NET 0x1101 440 #define OBD_FAIL_FLD_READ_NET 0x1102 441 442 #define OBD_FAIL_SEC_CTX 0x1200 443 #define OBD_FAIL_SEC_CTX_INIT_NET 0x1201 444 #define OBD_FAIL_SEC_CTX_INIT_CONT_NET 0x1202 445 #define OBD_FAIL_SEC_CTX_FINI_NET 0x1203 446 #define OBD_FAIL_SEC_CTX_HDL_PAUSE 0x1204 447 448 #define OBD_FAIL_LLOG 0x1300 449 #define OBD_FAIL_LLOG_ORIGIN_CONNECT_NET 0x1301 450 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_CREATE_NET 0x1302 451 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_DESTROY_NET 0x1303 452 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_READ_HEADER_NET 0x1304 453 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_NEXT_BLOCK_NET 0x1305 454 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_PREV_BLOCK_NET 0x1306 455 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_WRITE_REC_NET 0x1307 456 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_CLOSE_NET 0x1308 457 #define OBD_FAIL_LLOG_CATINFO_NET 0x1309 458 #define OBD_FAIL_MDS_SYNC_CAPA_SL 0x1310 459 #define OBD_FAIL_SEQ_ALLOC 0x1311 460 461 #define OBD_FAIL_LLITE 0x1400 462 #define OBD_FAIL_LLITE_FAULT_TRUNC_RACE 0x1401 463 #define OBD_FAIL_LOCK_STATE_WAIT_INTR 0x1402 464 #define OBD_FAIL_LOV_INIT 0x1403 465 #define OBD_FAIL_GLIMPSE_DELAY 0x1404 466 #define OBD_FAIL_LLITE_XATTR_ENOMEM 0x1405 467 #define OBD_FAIL_MAKE_LOVEA_HOLE 0x1406 468 #define OBD_FAIL_LLITE_LOST_LAYOUT 0x1407 469 #define OBD_FAIL_GETATTR_DELAY 0x1409 470 471 #define OBD_FAIL_FID_INDIR 0x1501 472 #define OBD_FAIL_FID_INLMA 0x1502 473 #define OBD_FAIL_FID_IGIF 0x1504 474 #define OBD_FAIL_FID_LOOKUP 0x1505 475 #define OBD_FAIL_FID_NOLMA 0x1506 476 477 /* LFSCK */ 478 #define OBD_FAIL_LFSCK_DELAY1 0x1600 479 #define OBD_FAIL_LFSCK_DELAY2 0x1601 480 #define OBD_FAIL_LFSCK_DELAY3 0x1602 481 #define OBD_FAIL_LFSCK_LINKEA_CRASH 0x1603 482 #define OBD_FAIL_LFSCK_LINKEA_MORE 0x1604 483 #define OBD_FAIL_LFSCK_LINKEA_MORE2 0x1605 484 #define OBD_FAIL_LFSCK_FATAL1 0x1608 485 #define OBD_FAIL_LFSCK_FATAL2 0x1609 486 #define OBD_FAIL_LFSCK_CRASH 0x160a 487 #define OBD_FAIL_LFSCK_NO_AUTO 0x160b 488 #define OBD_FAIL_LFSCK_NO_DOUBLESCAN 0x160c 489 #define OBD_FAIL_LFSCK_INVALID_PFID 0x1619 490 #define OBD_FAIL_LFSCK_BAD_NAME_HASH 0x1628 491 492 /* UPDATE */ 493 #define OBD_FAIL_UPDATE_OBJ_NET 0x1700 494 #define OBD_FAIL_UPDATE_OBJ_NET_REP 0x1701 495 496 /* LMV */ 497 #define OBD_FAIL_UNKNOWN_LMV_STRIPE 0x1901 498 499 /* Assign references to moved code to reduce code changes */ 500 #define OBD_FAIL_PRECHECK(id) CFS_FAIL_PRECHECK(id) 501 #define OBD_FAIL_CHECK(id) CFS_FAIL_CHECK(id) 502 #define OBD_FAIL_CHECK_VALUE(id, value) CFS_FAIL_CHECK_VALUE(id, value) 503 #define OBD_FAIL_CHECK_ORSET(id, value) CFS_FAIL_CHECK_ORSET(id, value) 504 #define OBD_FAIL_CHECK_RESET(id, value) CFS_FAIL_CHECK_RESET(id, value) 505 #define OBD_FAIL_RETURN(id, ret) CFS_FAIL_RETURN(id, ret) 506 #define OBD_FAIL_TIMEOUT(id, secs) CFS_FAIL_TIMEOUT(id, secs) 507 #define OBD_FAIL_TIMEOUT_MS(id, ms) CFS_FAIL_TIMEOUT_MS(id, ms) 508 #define OBD_FAIL_TIMEOUT_ORSET(id, value, secs) CFS_FAIL_TIMEOUT_ORSET(id, value, secs) 509 #define OBD_RACE(id) CFS_RACE(id) 510 #define OBD_FAIL_ONCE CFS_FAIL_ONCE 511 #define OBD_FAILED CFS_FAILED 512 513 #ifdef CONFIG_DEBUG_SLAB 514 #define POISON(ptr, c, s) do {} while (0) 515 #define POISON_PTR(ptr) ((void)0) 516 #else 517 #define POISON(ptr, c, s) memset(ptr, c, s) 518 #define POISON_PTR(ptr) (ptr) = (void *)0xdeadbeef 519 #endif 520 521 #ifdef POISON_BULK 522 #define POISON_PAGE(page, val) do { \ 523 memset(kmap(page), val, PAGE_SIZE); \ 524 kunmap(page); \ 525 } while (0) 526 #else 527 #define POISON_PAGE(page, val) do { } while (0) 528 #endif 529 530 #define OBD_FREE_RCU(ptr, size, handle) \ 531 do { \ 532 struct portals_handle *__h = (handle); \ 533 \ 534 __h->h_cookie = (unsigned long)(ptr); \ 535 __h->h_size = (size); \ 536 call_rcu(&__h->h_rcu, class_handle_free_cb); \ 537 POISON_PTR(ptr); \ 538 } while (0) 539 540 #define KEY_IS(str) \ 541 (keylen >= (sizeof(str) - 1) && \ 542 memcmp(key, str, (sizeof(str) - 1)) == 0) 543 544 #endif 545