4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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.
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).
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
23 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2011, 2017, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
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>
41 #include <libcfs/libcfs.h>
42 #include <lprocfs_status.h>
43 #include <lustre_handles.h>
45 /* global variables */
46 extern struct lprocfs_stats *obd_memory;
52 extern unsigned int obd_debug_peer_on_timeout;
53 extern unsigned int obd_dump_on_timeout;
54 extern unsigned int obd_dump_on_eviction;
55 extern unsigned int obd_lbug_on_eviction;
56 /* obd_timeout should only be used for recovery, not for
57 * networking / disk / timings affected by load (use Adaptive Timeouts) */
58 extern unsigned int obd_timeout; /* seconds */
59 extern unsigned int ldlm_timeout; /* seconds */
60 extern unsigned int ping_interval; /* seconds */
61 extern unsigned int ping_evict_timeout_multiplier;
62 extern unsigned int obd_timeout_set;
63 extern unsigned int ldlm_timeout_set;
64 extern unsigned int bulk_timeout;
65 extern unsigned int at_min;
66 extern unsigned int at_max;
67 extern unsigned int at_history;
68 extern int at_early_margin;
70 extern unsigned long obd_max_dirty_pages;
71 extern atomic_long_t obd_dirty_pages;
72 extern char obd_jobid_var[];
73 extern bool obd_enable_health_write;
75 /* Some hash init argument constants */
76 #define HASH_NID_STATS_BKT_BITS 5
77 #define HASH_NID_STATS_CUR_BITS 7
78 #define HASH_NID_STATS_MAX_BITS 12
79 #define HASH_GEN_BKT_BITS 5
80 #define HASH_GEN_CUR_BITS 7
81 #define HASH_GEN_MAX_BITS 12
82 #define HASH_LQE_BKT_BITS 5
83 #define HASH_LQE_CUR_BITS 7
84 #define HASH_LQE_MAX_BITS 12
85 #define HASH_EXP_LOCK_BKT_BITS 5
86 #define HASH_EXP_LOCK_CUR_BITS 7
87 #define HASH_EXP_LOCK_MAX_BITS 16
88 #define HASH_JOB_STATS_BKT_BITS 5
89 #define HASH_JOB_STATS_CUR_BITS 7
90 #define HASH_JOB_STATS_MAX_BITS 12
92 /* Timeout definitions */
93 #define OBD_TIMEOUT_DEFAULT 100
94 #define LDLM_TIMEOUT_DEFAULT 20
95 #define MDS_LDLM_TIMEOUT_DEFAULT 6
96 /* Time to wait for all clients to reconnect during recovery (hard limit) */
97 #define OBD_RECOVERY_TIME_HARD (obd_timeout * 9)
98 /* Time to wait for all clients to reconnect during recovery (soft limit) */
99 /* Should be very conservative; must catch the first reconnect after reboot */
100 #define OBD_RECOVERY_TIME_SOFT (obd_timeout * 3)
101 /* Change recovery-small 26b time if you change this */
102 #define PING_INTERVAL ping_interval
103 /* a bit more than maximal journal commit time in seconds */
104 #define PING_INTERVAL_SHORT min(PING_INTERVAL, 7U)
105 /* Client may skip 1 ping; we must wait at least 2.5. But for multiple
106 * failover targets the client only pings one server at a time, and pings
107 * can be lost on a loaded network. Since eviction has serious consequences,
108 * and there's no urgent need to evict a client just because it's idle, we
109 * should be very conservative here. */
110 #define PING_EVICT_TIMEOUT (PING_INTERVAL * ping_evict_timeout_multiplier)
111 #define DISK_TIMEOUT 50 /* Beyond this we warn about disk speed */
112 #define CONNECTION_SWITCH_MIN 5U /* Connection switching rate limiter */
113 /* Max connect interval for nonresponsive servers; ~50s to avoid building up
114 connect requests in the LND queues, but within obd_timeout so we don't
115 miss the recovery window */
116 #define CONNECTION_SWITCH_MAX min(50U, max(CONNECTION_SWITCH_MIN,obd_timeout))
117 #define CONNECTION_SWITCH_INC 5 /* Connection timeout backoff */
118 /* In general this should be low to have quick detection of a system
119 running on a backup server. (If it's too low, import_select_connection
120 will increase the timeout anyhow.) */
121 #define INITIAL_CONNECT_TIMEOUT max(CONNECTION_SWITCH_MIN,obd_timeout/20)
122 /* The max delay between connects is SWITCH_MAX + SWITCH_INC + INITIAL */
123 #define RECONNECT_DELAY_MAX (CONNECTION_SWITCH_MAX + CONNECTION_SWITCH_INC + \
124 INITIAL_CONNECT_TIMEOUT)
125 /* The min time a target should wait for clients to reconnect in recovery */
126 #define OBD_RECOVERY_TIME_MIN (2*RECONNECT_DELAY_MAX)
127 #define OBD_IR_FACTOR_MIN 1
128 #define OBD_IR_FACTOR_MAX 10
129 #define OBD_IR_FACTOR_DEFAULT (OBD_IR_FACTOR_MAX/2)
130 /* default timeout for the MGS to become IR_FULL */
131 #define OBD_IR_MGS_TIMEOUT (4*obd_timeout)
132 /* Unlink should happen within this many seconds. */
133 #define PTLRPC_REQ_LONG_UNLINK 300
136 * Time interval of shrink, if the client is "idle" more than this interval,
137 * then the ll_grant thread will return the requested grant space to filter
139 #define GRANT_SHRINK_INTERVAL 1200/*20 minutes*/
141 #define OBD_FAIL_MDS 0x100
142 #define OBD_FAIL_MDS_HANDLE_UNPACK 0x101
143 #define OBD_FAIL_MDS_GETATTR_NET 0x102
144 #define OBD_FAIL_MDS_GETATTR_PACK 0x103
145 #define OBD_FAIL_MDS_READPAGE_NET 0x104
146 #define OBD_FAIL_MDS_READPAGE_PACK 0x105
147 #define OBD_FAIL_MDS_SENDPAGE 0x106
148 #define OBD_FAIL_MDS_REINT_NET 0x107
149 #define OBD_FAIL_MDS_REINT_UNPACK 0x108
150 #define OBD_FAIL_MDS_REINT_SETATTR 0x109
151 #define OBD_FAIL_MDS_REINT_SETATTR_WRITE 0x10a
152 #define OBD_FAIL_MDS_REINT_CREATE 0x10b
153 #define OBD_FAIL_MDS_REINT_CREATE_WRITE 0x10c
154 #define OBD_FAIL_MDS_REINT_UNLINK 0x10d
155 #define OBD_FAIL_MDS_REINT_UNLINK_WRITE 0x10e
156 #define OBD_FAIL_MDS_REINT_LINK 0x10f
157 #define OBD_FAIL_MDS_REINT_LINK_WRITE 0x110
158 #define OBD_FAIL_MDS_REINT_RENAME 0x111
159 #define OBD_FAIL_MDS_REINT_RENAME_WRITE 0x112
160 #define OBD_FAIL_MDS_OPEN_NET 0x113
161 #define OBD_FAIL_MDS_OPEN_PACK 0x114
162 #define OBD_FAIL_MDS_CLOSE_NET 0x115
163 #define OBD_FAIL_MDS_CLOSE_PACK 0x116
164 #define OBD_FAIL_MDS_CONNECT_NET 0x117
165 #define OBD_FAIL_MDS_CONNECT_PACK 0x118
166 #define OBD_FAIL_MDS_REINT_NET_REP 0x119
167 #define OBD_FAIL_MDS_DISCONNECT_NET 0x11a
168 #define OBD_FAIL_MDS_GET_ROOT_NET 0x11b
169 #define OBD_FAIL_MDS_GET_ROOT_PACK 0x11c
170 #define OBD_FAIL_MDS_STATFS_PACK 0x11d
171 #define OBD_FAIL_MDS_STATFS_SUM_PACK 0x11d
172 #define OBD_FAIL_MDS_STATFS_NET 0x11e
173 #define OBD_FAIL_MDS_STATFS_SUM_NET 0x11e
174 #define OBD_FAIL_MDS_GETATTR_NAME_NET 0x11f
175 #define OBD_FAIL_MDS_PIN_NET 0x120
176 #define OBD_FAIL_MDS_UNPIN_NET 0x121
177 #define OBD_FAIL_MDS_ALL_REPLY_NET 0x122
178 #define OBD_FAIL_MDS_ALL_REQUEST_NET 0x123
179 #define OBD_FAIL_MDS_SYNC_NET 0x124
180 #define OBD_FAIL_MDS_SYNC_PACK 0x125
181 /* OBD_FAIL_MDS_DONE_WRITING_NET 0x126 obsolete since 2.8.0 */
182 /* OBD_FAIL_MDS_DONE_WRITING_PACK 0x127 obsolete since 2.8.0 */
183 #define OBD_FAIL_MDS_ALLOC_OBDO 0x128
184 #define OBD_FAIL_MDS_PAUSE_OPEN 0x129
185 #define OBD_FAIL_MDS_STATFS_LCW_SLEEP 0x12a
186 #define OBD_FAIL_MDS_OPEN_CREATE 0x12b
187 #define OBD_FAIL_MDS_OST_SETATTR 0x12c
188 /* OBD_FAIL_MDS_QUOTACHECK_NET 0x12d obsolete since 2.4 */
189 #define OBD_FAIL_MDS_QUOTACTL_NET 0x12e
190 #define OBD_FAIL_MDS_CLIENT_ADD 0x12f
191 #define OBD_FAIL_MDS_GETXATTR_NET 0x130
192 #define OBD_FAIL_MDS_GETXATTR_PACK 0x131
193 #define OBD_FAIL_MDS_SETXATTR_NET 0x132
194 #define OBD_FAIL_MDS_SETXATTR 0x133
195 #define OBD_FAIL_MDS_SETXATTR_WRITE 0x134
196 #define OBD_FAIL_MDS_FS_SETUP 0x135
197 #define OBD_FAIL_MDS_RESEND 0x136
198 #define OBD_FAIL_MDS_LLOG_CREATE_FAILED 0x137
199 #define OBD_FAIL_MDS_LOV_SYNC_RACE 0x138
200 #define OBD_FAIL_MDS_OSC_PRECREATE 0x139
201 #define OBD_FAIL_MDS_LLOG_SYNC_TIMEOUT 0x13a
202 #define OBD_FAIL_MDS_CLOSE_NET_REP 0x13b
203 #define OBD_FAIL_MDS_BLOCK_QUOTA_REQ 0x13c
204 #define OBD_FAIL_MDS_DROP_QUOTA_REQ 0x13d
205 #define OBD_FAIL_MDS_REMOVE_COMMON_EA 0x13e
206 #define OBD_FAIL_MDS_ALLOW_COMMON_EA_SETTING 0x13f
207 #define OBD_FAIL_MDS_FAIL_LOV_LOG_ADD 0x140
208 #define OBD_FAIL_MDS_LOV_PREP_CREATE 0x141
209 #define OBD_FAIL_MDS_REINT_DELAY 0x142
210 #define OBD_FAIL_MDS_READLINK_EPROTO 0x143
211 #define OBD_FAIL_MDS_OPEN_WAIT_CREATE 0x144
212 #define OBD_FAIL_MDS_PDO_LOCK 0x145
213 #define OBD_FAIL_MDS_PDO_LOCK2 0x146
214 #define OBD_FAIL_MDS_OSC_CREATE_FAIL 0x147
215 #define OBD_FAIL_MDS_NEGATIVE_POSITIVE 0x148
216 #define OBD_FAIL_MDS_HSM_STATE_GET_NET 0x149
217 #define OBD_FAIL_MDS_HSM_STATE_SET_NET 0x14a
218 #define OBD_FAIL_MDS_HSM_PROGRESS_NET 0x14b
219 #define OBD_FAIL_MDS_HSM_REQUEST_NET 0x14c
220 #define OBD_FAIL_MDS_HSM_CT_REGISTER_NET 0x14d
221 #define OBD_FAIL_MDS_HSM_CT_UNREGISTER_NET 0x14e
222 #define OBD_FAIL_MDS_SWAP_LAYOUTS_NET 0x14f
223 #define OBD_FAIL_MDS_HSM_ACTION_NET 0x150
224 #define OBD_FAIL_MDS_CHANGELOG_INIT 0x151
225 #define OBD_FAIL_MDS_HSM_SWAP_LAYOUTS 0x152
226 #define OBD_FAIL_MDS_RENAME 0x153
227 #define OBD_FAIL_MDS_RENAME2 0x154
228 #define OBD_FAIL_MDS_RENAME3 0x155
229 #define OBD_FAIL_MDS_RENAME4 0x156
230 #define OBD_FAIL_MDS_LDLM_REPLY_NET 0x157
231 #define OBD_FAIL_MDS_STALE_DIR_LAYOUT 0x158
232 #define OBD_FAIL_MDS_REINT_MULTI_NET 0x159
233 #define OBD_FAIL_MDS_REINT_MULTI_NET_REP 0x15a
234 #define OBD_FAIL_MDS_LLOG_CREATE_FAILED2 0x15b
235 #define OBD_FAIL_MDS_FLD_LOOKUP 0x15c
236 #define OBD_FAIL_MDS_CHANGELOG_REORDER 0x15d
237 #define OBD_FAIL_MDS_LLOG_UMOUNT_RACE 0x15e
238 #define OBD_FAIL_MDS_CHANGELOG_RACE 0x15f
239 #define OBD_FAIL_MDS_INTENT_DELAY 0x160
240 #define OBD_FAIL_MDS_XATTR_REP 0x161
241 #define OBD_FAIL_MDS_TRACK_OVERFLOW 0x162
242 #define OBD_FAIL_MDS_LOV_CREATE_RACE 0x163
243 #define OBD_FAIL_MDS_HSM_CDT_DELAY 0x164
244 #define OBD_FAIL_MDS_ORPHAN_DELETE 0x165
245 #define OBD_FAIL_MDS_RMFID_NET 0x166
246 #define OBD_FAIL_MDS_CREATE_RACE 0x167
247 #define OBD_FAIL_MDS_STATFS_SPOOF 0x168
248 #define OBD_FAIL_MDS_REINT_OPEN 0x169
249 #define OBD_FAIL_MDS_REINT_OPEN2 0x16a
250 #define OBD_FAIL_MDS_COMMITRW_DELAY 0x16b
251 #define OBD_FAIL_MDS_CHANGELOG_DEL 0x16c
252 #define OBD_FAIL_MDS_CHANGELOG_IDX_PUMP 0x16d
253 #define OBD_FAIL_MDS_DELAY_DELORPHAN 0x16e
254 #define OBD_FAIL_MDS_DIR_PAGE_WALK 0x16f
255 /* continue at 0x2400, see below */
258 #define OBD_FAIL_MDS_NO_LL_GETATTR 0x170
259 #define OBD_FAIL_MDS_NO_LL_OPEN 0x171
260 #define OBD_FAIL_MDS_LL_BLOCK 0x172
261 #define OBD_FAIL_MDS_LOD_CREATE_PAUSE 0x173
262 #define OBD_FAIL_MDS_CONNECT_VS_EVICT 0x174
263 #define OBD_FAIL_MDS_DELAY_OPEN 0x175
266 #define OBD_FAIL_MDS_IS_SUBDIR_NET 0x180
267 #define OBD_FAIL_MDS_IS_SUBDIR_PACK 0x181
268 #define OBD_FAIL_MDS_SET_INFO_NET 0x182
269 #define OBD_FAIL_MDS_WRITEPAGE_NET 0x183
270 #define OBD_FAIL_MDS_WRITEPAGE_PACK 0x184
271 #define OBD_FAIL_MDS_RECOVERY_ACCEPTS_GAPS 0x185
272 #define OBD_FAIL_MDS_GET_INFO_NET 0x186
273 #define OBD_FAIL_MDS_DQACQ_NET 0x187
274 #define OBD_FAIL_MDS_STRIPE_CREATE 0x188
275 #define OBD_FAIL_MDS_STRIPE_FID 0x189
276 #define OBD_FAIL_MDS_LINK_RENAME_RACE 0x18a
277 #define OBD_FAIL_MDS_HSM_RESTORE_RACE 0x18b
278 #define OBD_FAIL_MDS_CHANGELOG_ENOSPC 0x18c
279 #define OBD_FAIL_MDS_BATCH_NET 0x18d
282 #define OBD_FAIL_OSD_SCRUB_DELAY 0x190
283 #define OBD_FAIL_OSD_SCRUB_CRASH 0x191
284 #define OBD_FAIL_OSD_SCRUB_FATAL 0x192
285 #define OBD_FAIL_OSD_FID_MAPPING 0x193
286 #define OBD_FAIL_OSD_LMA_INCOMPAT 0x194
287 #define OBD_FAIL_OSD_COMPAT_INVALID_ENTRY 0x195
288 #define OBD_FAIL_OSD_COMPAT_NO_ENTRY 0x196
289 #define OBD_FAIL_OSD_OST_EA_FID_SET 0x197
290 #define OBD_FAIL_OSD_NO_OI_ENTRY 0x198
291 #define OBD_FAIL_OSD_INDEX_CRASH 0x199
292 #define OBD_FAIL_OSD_TXN_START 0x19a
293 #define OBD_FAIL_OSD_DUPLICATE_MAP 0x19b
294 #define OBD_FAIL_OSD_REF_DEL 0x19c
295 #define OBD_FAIL_OSD_OI_ENOSPC 0x19d
296 #define OBD_FAIL_OSD_DOTDOT_ENOSPC 0x19e
297 #define OBD_FAIL_OSD_SCRUB_STALE 0x19f
298 #define OBD_FAIL_OSD_FID_REUSE 0x1a0
300 #define OBD_FAIL_OFD_SET_OID 0x1e0
301 #define OBD_FAIL_OFD_COMMITRW_DELAY 0x1e1
303 #define OBD_FAIL_OST 0x200
304 #define OBD_FAIL_OST_CONNECT_NET 0x201
305 #define OBD_FAIL_OST_DISCONNECT_NET 0x202
306 #define OBD_FAIL_OST_GET_INFO_NET 0x203
307 #define OBD_FAIL_OST_CREATE_NET 0x204
308 #define OBD_FAIL_OST_DESTROY_NET 0x205
309 #define OBD_FAIL_OST_GETATTR_NET 0x206
310 #define OBD_FAIL_OST_SETATTR_NET 0x207
311 #define OBD_FAIL_OST_OPEN_NET 0x208
312 #define OBD_FAIL_OST_CLOSE_NET 0x209
313 #define OBD_FAIL_OST_BRW_NET 0x20a
314 #define OBD_FAIL_OST_PUNCH_NET 0x20b
315 #define OBD_FAIL_OST_STATFS_NET 0x20c
316 #define OBD_FAIL_OST_HANDLE_UNPACK 0x20d
317 #define OBD_FAIL_OST_BRW_WRITE_BULK 0x20e
318 #define OBD_FAIL_OST_BRW_READ_BULK 0x20f
319 #define OBD_FAIL_OST_SYNC_NET 0x210
320 #define OBD_FAIL_OST_ALL_REPLY_NET 0x211
321 #define OBD_FAIL_OST_ALL_REQUEST_NET 0x212
322 #define OBD_FAIL_OST_LDLM_REPLY_NET 0x213
323 #define OBD_FAIL_OST_BRW_PAUSE_BULK 0x214
324 #define OBD_FAIL_OST_ENOSPC 0x215
325 #define OBD_FAIL_OST_EROFS 0x216
326 #define OBD_FAIL_SRV_ENOENT 0x217
327 /* OBD_FAIL_OST_QUOTACHECK_NET 0x218 obsolete since 2.4 */
328 #define OBD_FAIL_OST_QUOTACTL_NET 0x219
329 #define OBD_FAIL_OST_CHECKSUM_RECEIVE 0x21a
330 #define OBD_FAIL_OST_CHECKSUM_SEND 0x21b
331 #define OBD_FAIL_OST_BRW_SIZE 0x21c
332 #define OBD_FAIL_OST_DROP_REQ 0x21d
333 #define OBD_FAIL_OST_SETATTR_CREDITS 0x21e
334 #define OBD_FAIL_OST_HOLD_WRITE_RPC 0x21f
335 #define OBD_FAIL_OST_BRW_WRITE_BULK2 0x220
336 #define OBD_FAIL_OST_LLOG_RECOVERY_TIMEOUT 0x221
337 #define OBD_FAIL_OST_CANCEL_COOKIE_TIMEOUT 0x222
338 #define OBD_FAIL_OST_PAUSE_CREATE 0x223
339 #define OBD_FAIL_OST_BRW_PAUSE_PACK 0x224
340 #define OBD_FAIL_OST_CONNECT_NET2 0x225
341 #define OBD_FAIL_OST_NOMEM 0x226
342 #define OBD_FAIL_OST_BRW_PAUSE_BULK2 0x227
343 #define OBD_FAIL_OST_MAPBLK_ENOSPC 0x228
344 #define OBD_FAIL_OST_ENOINO 0x229
345 #define OBD_FAIL_OST_DQACQ_NET 0x230
346 #define OBD_FAIL_OST_STATFS_EINPROGRESS 0x231
347 #define OBD_FAIL_OST_SET_INFO_NET 0x232
348 #define OBD_FAIL_OST_NODESTROY 0x233
349 /* OBD_FAIL_OST_READ_SIZE 0x234 obsolete since 2.14 */
350 #define OBD_FAIL_OST_LADVISE_NET 0x235
351 #define OBD_FAIL_OST_PAUSE_PUNCH 0x236
352 #define OBD_FAIL_OST_LADVISE_PAUSE 0x237
353 #define OBD_FAIL_OST_FAKE_RW 0x238
354 #define OBD_FAIL_OST_LIST_ASSERT 0x239
355 #define OBD_FAIL_OST_GL_WORK_ALLOC 0x240
356 #define OBD_FAIL_OST_SKIP_LV_CHECK 0x241
357 #define OBD_FAIL_OST_STATFS_DELAY 0x242
358 #define OBD_FAIL_OST_INTEGRITY_FAULT 0x243
359 #define OBD_FAIL_OST_INTEGRITY_CMP 0x244
360 #define OBD_FAIL_OST_DISCONNECT_DELAY 0x245
361 #define OBD_FAIL_OST_PREPARE_DELAY 0x247
362 #define OBD_FAIL_OST_2BIG_NIOBUF 0x248
363 #define OBD_FAIL_OST_FALLOCATE_NET 0x249
364 #define OBD_FAIL_OST_SEEK_NET 0x24a
365 #define OBD_FAIL_OST_WR_ATTR_DELAY 0x250
366 #define OBD_FAIL_OST_RESTART_IO 0x251
367 #define OBD_FAIL_OST_OPCODE 0x253
368 #define OBD_FAIL_OST_DELORPHAN_DELAY 0x254
370 #define OBD_FAIL_LDLM 0x300
371 #define OBD_FAIL_LDLM_NAMESPACE_NEW 0x301
372 #define OBD_FAIL_LDLM_ENQUEUE_NET 0x302
373 #define OBD_FAIL_LDLM_CONVERT_NET 0x303
374 #define OBD_FAIL_LDLM_CANCEL_NET 0x304
375 #define OBD_FAIL_LDLM_BL_CALLBACK_NET 0x305
376 #define OBD_FAIL_LDLM_CP_CALLBACK_NET 0x306
377 #define OBD_FAIL_LDLM_GL_CALLBACK_NET 0x307
378 #define OBD_FAIL_LDLM_ENQUEUE_EXTENT_ERR 0x308
379 #define OBD_FAIL_LDLM_ENQUEUE_INTENT_ERR 0x309
380 #define OBD_FAIL_LDLM_CREATE_RESOURCE 0x30a
381 #define OBD_FAIL_LDLM_ENQUEUE_BLOCKED 0x30b
382 #define OBD_FAIL_LDLM_REPLY 0x30c
383 #define OBD_FAIL_LDLM_RECOV_CLIENTS 0x30d
384 #define OBD_FAIL_LDLM_ENQUEUE_OLD_EXPORT 0x30e
385 #define OBD_FAIL_LDLM_GLIMPSE 0x30f
386 #define OBD_FAIL_LDLM_CANCEL_RACE 0x310
387 #define OBD_FAIL_LDLM_CANCEL_EVICT_RACE 0x311
388 #define OBD_FAIL_LDLM_PAUSE_CANCEL 0x312
389 #define OBD_FAIL_LDLM_CLOSE_THREAD 0x313
390 #define OBD_FAIL_LDLM_CANCEL_BL_CB_RACE 0x314
391 #define OBD_FAIL_LDLM_CP_CB_WAIT 0x315
392 #define OBD_FAIL_LDLM_OST_FAIL_RACE 0x316
393 #define OBD_FAIL_LDLM_INTR_CP_AST 0x317
394 #define OBD_FAIL_LDLM_CP_BL_RACE 0x318
395 #define OBD_FAIL_LDLM_NEW_LOCK 0x319
396 #define OBD_FAIL_LDLM_AGL_DELAY 0x31a
397 #define OBD_FAIL_LDLM_AGL_NOLOCK 0x31b
398 #define OBD_FAIL_LDLM_OST_LVB 0x31c
399 #define OBD_FAIL_LDLM_ENQUEUE_HANG 0x31d
400 #define OBD_FAIL_LDLM_BL_EVICT 0x31e
401 #define OBD_FAIL_LDLM_PAUSE_CANCEL2 0x31f
402 #define OBD_FAIL_LDLM_CP_CB_WAIT2 0x320
403 #define OBD_FAIL_LDLM_CP_CB_WAIT3 0x321
404 #define OBD_FAIL_LDLM_CP_CB_WAIT4 0x322
405 #define OBD_FAIL_LDLM_CP_CB_WAIT5 0x323
406 #define OBD_FAIL_LDLM_SRV_BL_AST 0x324
407 #define OBD_FAIL_LDLM_SRV_CP_AST 0x325
408 #define OBD_FAIL_LDLM_SRV_GL_AST 0x326
409 #define OBD_FAIL_LDLM_WATERMARK_LOW 0x327
410 #define OBD_FAIL_LDLM_WATERMARK_HIGH 0x328
411 #define OBD_FAIL_LDLM_PAUSE_CANCEL_LOCAL 0x329
413 #define OBD_FAIL_LDLM_GRANT_CHECK 0x32a
414 #define OBD_FAIL_LDLM_PROLONG_PAUSE 0x32b
415 #define OBD_FAIL_LDLM_LOCAL_CANCEL_PAUSE 0x32c
416 #define OBD_FAIL_LDLM_LOCK_REPLAY 0x32d
417 #define OBD_FAIL_LDLM_REPLAY_PAUSE 0x32e
420 #define OBD_FAIL_LDLM_SET_CONTENTION 0x385
422 #define OBD_FAIL_OSC 0x400
423 #define OBD_FAIL_OSC_BRW_READ_BULK 0x401
424 #define OBD_FAIL_OSC_BRW_WRITE_BULK 0x402
425 #define OBD_FAIL_OSC_LOCK_BL_AST 0x403
426 #define OBD_FAIL_OSC_LOCK_CP_AST 0x404
427 #define OBD_FAIL_OSC_MATCH 0x405
428 #define OBD_FAIL_OSC_BRW_PREP_REQ 0x406
429 #define OBD_FAIL_OSC_SHUTDOWN 0x407
430 #define OBD_FAIL_OSC_CHECKSUM_RECEIVE 0x408
431 #define OBD_FAIL_OSC_CHECKSUM_SEND 0x409
432 #define OBD_FAIL_OSC_BRW_PREP_REQ2 0x40a
433 /* #define OBD_FAIL_OSC_CONNECT_CKSUM 0x40b Obsolete since 2.9 */
434 #define OBD_FAIL_OSC_CKSUM_ADLER_ONLY 0x40c
435 /*#define OBD_FAIL_OSC_DIO_PAUSE 0x40d removed in 2.0 */
436 #define OBD_FAIL_OSC_OBJECT_CONTENTION 0x40e
437 #define OBD_FAIL_OSC_CP_CANCEL_RACE 0x40f
438 #define OBD_FAIL_OSC_CP_ENQ_RACE 0x410
439 #define OBD_FAIL_OSC_NO_GRANT 0x411
440 #define OBD_FAIL_OSC_DELAY_SETTIME 0x412
441 #define OBD_FAIL_OSC_CONNECT_GRANT_PARAM 0x413
442 #define OBD_FAIL_OSC_DELAY_IO 0x414
443 #define OBD_FAIL_OSC_NO_SIZE_DATA 0x415
444 #define OBD_FAIL_OSC_DELAY_CANCEL 0x416
445 #define OBD_FAIL_OSC_SLOW_PAGE_EVICT 0x417
447 #define OBD_FAIL_PTLRPC 0x500
448 #define OBD_FAIL_PTLRPC_ACK 0x501
449 #define OBD_FAIL_PTLRPC_RQBD 0x502
450 #define OBD_FAIL_PTLRPC_BULK_GET_NET 0x503
451 #define OBD_FAIL_PTLRPC_BULK_PUT_NET 0x504
452 #define OBD_FAIL_PTLRPC_DROP_RPC 0x505
453 #define OBD_FAIL_PTLRPC_DELAY_SEND 0x506
454 #define OBD_FAIL_PTLRPC_DELAY_RECOV 0x507
455 #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB 0x508
456 #define OBD_FAIL_PTLRPC_PAUSE_REQ 0x50a
457 #define OBD_FAIL_PTLRPC_PAUSE_REP 0x50c
458 #define OBD_FAIL_PTLRPC_IMP_DEACTIVE 0x50d
459 #define OBD_FAIL_PTLRPC_DUMP_LOG 0x50e
460 #define OBD_FAIL_PTLRPC_LONG_REPL_UNLINK 0x50f
461 #define OBD_FAIL_PTLRPC_LONG_BULK_UNLINK 0x510
462 #define OBD_FAIL_PTLRPC_HPREQ_TIMEOUT 0x511
463 #define OBD_FAIL_PTLRPC_HPREQ_NOTIMEOUT 0x512
464 #define OBD_FAIL_PTLRPC_DROP_REQ_OPC 0x513
465 #define OBD_FAIL_PTLRPC_FINISH_REPLAY 0x514
466 #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB2 0x515
467 #define OBD_FAIL_PTLRPC_DELAY_IMP_FULL 0x516
468 #define OBD_FAIL_PTLRPC_CANCEL_RESEND 0x517
469 #define OBD_FAIL_PTLRPC_DROP_BULK 0x51a
470 #define OBD_FAIL_PTLRPC_LONG_REQ_UNLINK 0x51b
471 #define OBD_FAIL_PTLRPC_LONG_BOTH_UNLINK 0x51c
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
482 #define OBD_FAIL_OBD_PING_NET 0x600
483 /* OBD_FAIL_OBD_LOG_CANCEL_NET 0x601 obsolete since 1.5 */
484 #define OBD_FAIL_OBD_LOGD_NET 0x602
485 /* OBD_FAIL_OBD_QC_CALLBACK_NET 0x603 obsolete since 2.4 */
486 #define OBD_FAIL_OBD_DQACQ 0x604
487 #define OBD_FAIL_OBD_LLOG_SETUP 0x605
488 /* OBD_FAIL_OBD_LOG_CANCEL_REP 0x606 obsolete since 1.5 */
489 #define OBD_FAIL_OBD_IDX_READ_NET 0x607
490 #define OBD_FAIL_OBD_IDX_READ_BREAK 0x608
491 #define OBD_FAIL_OBD_NO_LRU 0x609
492 #define OBD_FAIL_OBDCLASS_MODULE_LOAD 0x60a
493 #define OBD_FAIL_OBD_ZERO_NLINK_RACE 0x60b
494 #define OBD_FAIL_OBD_STOP_MDS_RACE 0x60c
495 #define OBD_FAIL_OBD_SETUP 0x60d
496 #define OBD_FAIL_OBD_CLEANUP 0x60e
498 #define OBD_FAIL_TGT_REPLY_NET 0x700
499 #define OBD_FAIL_TGT_CONN_RACE 0x701
500 #define OBD_FAIL_TGT_FORCE_RECONNECT 0x702
501 #define OBD_FAIL_TGT_DELAY_CONNECT 0x703
502 #define OBD_FAIL_TGT_DELAY_RECONNECT 0x704
503 #define OBD_FAIL_TGT_DELAY_PRECREATE 0x705
504 #define OBD_FAIL_TGT_TOOMANY_THREADS 0x706
505 #define OBD_FAIL_TGT_REPLAY_DROP 0x707
506 #define OBD_FAIL_TGT_FAKE_EXP 0x708
507 #define OBD_FAIL_TGT_REPLAY_DELAY 0x709
508 /* #define OBD_FAIL_TGT_LAST_REPLAY 0x710 (obsoleted) */
509 #define OBD_FAIL_TGT_CLIENT_ADD 0x711
510 #define OBD_FAIL_TGT_RCVG_FLAG 0x712
511 #define OBD_FAIL_TGT_DELAY_CONDITIONAL 0x713
512 #define OBD_FAIL_TGT_REPLAY_DELAY2 0x714
513 #define OBD_FAIL_TGT_REPLAY_RECONNECT 0x715
514 #define OBD_FAIL_TGT_MOUNT_RACE 0x716
515 #define OBD_FAIL_TGT_REPLAY_TIMEOUT 0x717
516 #define OBD_FAIL_TGT_CLIENT_DEL 0x718
517 #define OBD_FAIL_TGT_SLUGGISH_NET 0x719
518 #define OBD_FAIL_TGT_RCVD_EIO 0x720
519 #define OBD_FAIL_TGT_RECOVERY_REQ_RACE 0x721
520 #define OBD_FAIL_TGT_REPLY_DATA_RACE 0x722
521 #define OBD_FAIL_TGT_RECOVERY_CONNECT 0x724
522 #define OBD_FAIL_TGT_NO_GRANT 0x725
523 #define OBD_FAIL_TGT_TXN_NO_CANCEL 0x726
525 #define OBD_FAIL_MDC_REVALIDATE_PAUSE 0x800
526 #define OBD_FAIL_MDC_ENQUEUE_PAUSE 0x801
527 #define OBD_FAIL_MDC_OLD_EXT_FLAGS 0x802
528 #define OBD_FAIL_MDC_GETATTR_ENQUEUE 0x803
529 #define OBD_FAIL_MDC_RPCS_SEM 0x804 /* deprecated */
530 #define OBD_FAIL_MDC_LIGHTWEIGHT 0x805
531 #define OBD_FAIL_MDC_CLOSE 0x806
532 #define OBD_FAIL_MDC_MERGE 0x807
533 #define OBD_FAIL_MDC_GLIMPSE_DDOS 0x808
535 #define OBD_FAIL_MGS 0x900
536 #define OBD_FAIL_MGS_ALL_REQUEST_NET 0x901
537 #define OBD_FAIL_MGS_ALL_REPLY_NET 0x902
538 #define OBD_FAIL_MGC_PAUSE_PROCESS_LOG 0x903
539 #define OBD_FAIL_MGS_PAUSE_REQ 0x904
540 #define OBD_FAIL_MGS_PAUSE_TARGET_REG 0x905
541 #define OBD_FAIL_MGS_CONNECT_NET 0x906
542 #define OBD_FAIL_MGS_DISCONNECT_NET 0x907
543 #define OBD_FAIL_MGS_SET_INFO_NET 0x908
544 #define OBD_FAIL_MGS_EXCEPTION_NET 0x909
545 #define OBD_FAIL_MGS_TARGET_REG_NET 0x90a
546 #define OBD_FAIL_MGS_TARGET_DEL_NET 0x90b
547 #define OBD_FAIL_MGS_CONFIG_READ_NET 0x90c
548 #define OBD_FAIL_MGS_LDLM_REPLY_NET 0x90d
549 #define OBD_FAIL_MGS_WRITE_TARGET_DELAY 0x90e
551 #define OBD_FAIL_QUOTA_DQACQ_NET 0xA01
552 #define OBD_FAIL_QUOTA_EDQUOT 0xA02
553 #define OBD_FAIL_QUOTA_DELAY_REINT 0xA03
554 #define OBD_FAIL_QUOTA_RECOVERABLE_ERR 0xA04
555 #define OBD_FAIL_QUOTA_INIT 0xA05
556 #define OBD_FAIL_QUOTA_PREACQ 0xA06
557 #define OBD_FAIL_QUOTA_RECALC 0xA07
558 #define OBD_FAIL_QUOTA_GRANT 0xA08
560 #define OBD_FAIL_LPROC_REMOVE 0xB00
562 #define OBD_FAIL_SEQ 0x1000
563 #define OBD_FAIL_SEQ_QUERY_NET 0x1001
564 #define OBD_FAIL_SEQ_EXHAUST 0x1002
566 #define OBD_FAIL_FLD 0x1100
567 #define OBD_FAIL_FLD_QUERY_NET 0x1101
568 #define OBD_FAIL_FLD_READ_NET 0x1102
569 #define OBD_FAIL_FLD_QUERY_REQ 0x1103
571 #define OBD_FAIL_SEC_CTX 0x1200
572 #define OBD_FAIL_SEC_CTX_INIT_NET 0x1201
573 #define OBD_FAIL_SEC_CTX_INIT_CONT_NET 0x1202
574 #define OBD_FAIL_SEC_CTX_FINI_NET 0x1203
575 #define OBD_FAIL_SEC_CTX_HDL_PAUSE 0x1204
577 #define OBD_FAIL_LLOG 0x1300
578 /* was OBD_FAIL_LLOG_ORIGIN_CONNECT_NET 0x1301 until 2.4 */
579 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_CREATE_NET 0x1302
580 /* was OBD_FAIL_LLOG_ORIGIN_HANDLE_DESTROY_NET 0x1303 until 2.11 */
581 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_READ_HEADER_NET 0x1304
582 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_NEXT_BLOCK_NET 0x1305
583 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_PREV_BLOCK_NET 0x1306
584 /* was OBD_FAIL_LLOG_ORIGIN_HANDLE_WRITE_REC_NET 0x1307 until 2.1 */
585 /* was OBD_FAIL_LLOG_ORIGIN_HANDLE_CLOSE_NET 0x1308 until 1.8 */
586 /* was OBD_FAIL_LLOG_CATINFO_NET 0x1309 until 2.3 */
587 #define OBD_FAIL_MDS_SYNC_CAPA_SL 0x1310
588 #define OBD_FAIL_SEQ_ALLOC 0x1311
589 #define OBD_FAIL_CAT_RECORDS 0x1312
590 #define OBD_FAIL_CAT_FREE_RECORDS 0x1313
591 #define OBD_FAIL_TIME_IN_CHLOG_USER 0x1314
592 #define CFS_FAIL_CHLOG_USER_REG_UNREG_RACE 0x1315
593 #define OBD_FAIL_FORCE_GC_THREAD 0x1316
594 #define OBD_FAIL_LLOG_PROCESS_TIMEOUT 0x1317
595 #define OBD_FAIL_LLOG_PURGE_DELAY 0x1318
596 #define OBD_FAIL_PLAIN_RECORDS 0x1319
597 #define OBD_FAIL_CATALOG_FULL_CHECK 0x131a
598 #define OBD_FAIL_CATLIST 0x131b
599 #define OBD_FAIL_LLOG_PAUSE_AFTER_PAD 0x131c
600 #define OBD_FAIL_LLOG_ADD_GAP 0x131d
602 #define OBD_FAIL_LLITE 0x1400
603 #define OBD_FAIL_LLITE_FAULT_TRUNC_RACE 0x1401
604 #define OBD_FAIL_LOCK_STATE_WAIT_INTR 0x1402
605 #define OBD_FAIL_LOV_INIT 0x1403
606 #define OBD_FAIL_GLIMPSE_DELAY 0x1404
607 #define OBD_FAIL_LLITE_XATTR_ENOMEM 0x1405
608 #define OBD_FAIL_MAKE_LOVEA_HOLE 0x1406
609 #define OBD_FAIL_LLITE_LOST_LAYOUT 0x1407
610 #define OBD_FAIL_LLITE_NO_CHECK_DEAD 0x1408
611 #define OBD_FAIL_GETATTR_DELAY 0x1409
612 #define OBD_FAIL_LLITE_CREATE_FILE_PAUSE 0x1409
613 #define OBD_FAIL_LLITE_NEWNODE_PAUSE 0x140a
614 #define OBD_FAIL_LLITE_SETDIRSTRIPE_PAUSE 0x140b
615 #define OBD_FAIL_LLITE_CREATE_NODE_PAUSE 0x140c
616 #define OBD_FAIL_LLITE_IMUTEX_SEC 0x140e
617 #define OBD_FAIL_LLITE_IMUTEX_NOSEC 0x140f
618 #define OBD_FAIL_LLITE_OPEN_BY_NAME 0x1410
619 #define OBD_FAIL_LLITE_PCC_FAKE_ERROR 0x1411
620 #define OBD_FAIL_LLITE_PCC_DETACH_MKWRITE 0x1412
621 #define OBD_FAIL_LLITE_PCC_MKWRITE_PAUSE 0x1413
622 #define OBD_FAIL_LLITE_PCC_ATTACH_PAUSE 0x1414
623 #define OBD_FAIL_LLITE_SHORT_COMMIT 0x1415
624 #define OBD_FAIL_LLITE_CREATE_FILE_PAUSE2 0x1416
625 #define OBD_FAIL_LLITE_RACE_MOUNT 0x1417
626 #define OBD_FAIL_LLITE_PAGE_ALLOC 0x1418
627 #define OBD_FAIL_LLITE_OPEN_DELAY 0x1419
628 #define OBD_FAIL_LLITE_XATTR_PAUSE 0x1420
629 #define OBD_FAIL_LLITE_PAGE_INVALIDATE_PAUSE 0x1421
630 #define OBD_FAIL_LLITE_READPAGE_PAUSE 0x1422
631 #define OBD_FAIL_LLITE_PANIC_ON_ESTALE 0x1423
632 #define OBD_FAIL_LLITE_READPAGE_PAUSE2 0x1424
633 #define OBD_FAIL_LOV_MIRROR_INIT 0x1425
634 #define OBD_FAIL_LOV_COMP_MAGIC 0x1426
635 #define OBD_FAIL_LOV_COMP_PATTERN 0x1427
636 #define OBD_FAIL_LOV_INVALID_OSTIDX 0x1428
637 #define OBD_FAIL_LLITE_DELAY_TRUNCATE 0x1430
639 #define OBD_FAIL_FID_INDIR 0x1501
640 #define OBD_FAIL_FID_INLMA 0x1502
641 #define OBD_FAIL_FID_IGIF 0x1504
642 #define OBD_FAIL_FID_LOOKUP 0x1505
643 #define OBD_FAIL_FID_NOLMA 0x1506
646 #define OBD_FAIL_LFSCK_DELAY1 0x1600
647 #define OBD_FAIL_LFSCK_DELAY2 0x1601
648 #define OBD_FAIL_LFSCK_DELAY3 0x1602
649 #define OBD_FAIL_LFSCK_LINKEA_CRASH 0x1603
650 #define OBD_FAIL_LFSCK_LINKEA_MORE 0x1604
651 #define OBD_FAIL_LFSCK_LINKEA_MORE2 0x1605
652 #define OBD_FAIL_LFSCK_FATAL1 0x1608
653 #define OBD_FAIL_LFSCK_FATAL2 0x1609
654 #define OBD_FAIL_LFSCK_CRASH 0x160a
655 #define OBD_FAIL_LFSCK_NO_AUTO 0x160b
656 #define OBD_FAIL_LFSCK_NO_DOUBLESCAN 0x160c
657 #define OBD_FAIL_LFSCK_SKIP_LASTID 0x160d
658 #define OBD_FAIL_LFSCK_DELAY4 0x160e
659 #define OBD_FAIL_LFSCK_BAD_LMMOI 0x160f
660 #define OBD_FAIL_LFSCK_DANGLING 0x1610
661 #define OBD_FAIL_LFSCK_UNMATCHED_PAIR1 0x1611
662 #define OBD_FAIL_LFSCK_UNMATCHED_PAIR2 0x1612
663 #define OBD_FAIL_LFSCK_BAD_OWNER 0x1613
664 #define OBD_FAIL_LFSCK_MULTIPLE_REF 0x1614
665 #define OBD_FAIL_LFSCK_LOST_STRIPE 0x1615
666 #define OBD_FAIL_LFSCK_LOST_MDTOBJ 0x1616
667 #define OBD_FAIL_LFSCK_NOPFID 0x1617
668 #define OBD_FAIL_LFSCK_CHANGE_STRIPE 0x1618
669 #define OBD_FAIL_LFSCK_INVALID_PFID 0x1619
670 #define OBD_FAIL_LFSCK_LOST_SPEOBJ 0x161a
671 #define OBD_FAIL_LFSCK_DELAY5 0x161b
672 #define OBD_FAIL_LFSCK_BAD_NETWORK 0x161c
673 #define OBD_FAIL_LFSCK_NO_LINKEA 0x161d
674 #define OBD_FAIL_LFSCK_BAD_PARENT 0x161e
675 #define OBD_FAIL_LFSCK_DANGLING2 0x1620
676 #define OBD_FAIL_LFSCK_DANGLING3 0x1621
677 #define OBD_FAIL_LFSCK_MUL_REF 0x1622
678 #define OBD_FAIL_LFSCK_BAD_TYPE 0x1623
679 #define OBD_FAIL_LFSCK_NO_NAMEENTRY 0x1624
680 #define OBD_FAIL_LFSCK_LESS_NLINK 0x1626
681 #define OBD_FAIL_LFSCK_BAD_NAME_HASH 0x1628
682 #define OBD_FAIL_LFSCK_LOST_MASTER_LMV 0x1629
683 #define OBD_FAIL_LFSCK_LOST_SLAVE_LMV 0x162a
684 #define OBD_FAIL_LFSCK_BAD_SLAVE_LMV 0x162b
685 #define OBD_FAIL_LFSCK_BAD_SLAVE_NAME 0x162c
686 #define OBD_FAIL_LFSCK_ENGINE_DELAY 0x162d
687 #define OBD_FAIL_LFSCK_LOST_MDTOBJ2 0x162e
688 #define OBD_FAIL_LFSCK_BAD_PFL_RANGE 0x162f
689 #define OBD_FAIL_LFSCK_NO_AGENTOBJ 0x1630
690 #define OBD_FAIL_LFSCK_NO_AGENTENT 0x1631
691 #define OBD_FAIL_LFSCK_NO_ENCFLAG 0x1632
693 #define OBD_FAIL_LFSCK_NOTIFY_NET 0x16f0
694 #define OBD_FAIL_LFSCK_QUERY_NET 0x16f1
697 #define OBD_FAIL_OUT_UPDATE_NET 0x1700
698 #define OBD_FAIL_OUT_UPDATE_NET_REP 0x1701
699 #define OBD_FAIL_SPLIT_UPDATE_REC 0x1702
700 #define OBD_FAIL_LARGE_STRIPE 0x1703
701 #define OBD_FAIL_OUT_ENOSPC 0x1704
702 #define OBD_FAIL_INVALIDATE_UPDATE 0x1705
703 #define OBD_FAIL_OUT_UPDATE_DROP 0x1707
704 #define OBD_FAIL_OUT_OBJECT_MISS 0x1708
705 #define OBD_FAIL_OUT_EIO 0x1709
706 #define OBD_FAIL_BUT_UPDATE_NET_REP 0x170a
707 #define OBD_FAIL_OUT_DROP_DESTROY 0x170b
710 #define OBD_FAIL_MIGRATE_ENTRIES 0x1801
711 #define OBD_FAIL_MIGRATE_BAD_HASH 0x1802
714 #define OBD_FAIL_LMV_UNKNOWN_STRIPE 0x1901
717 #define OBD_FAIL_FLR_LV_DELAY 0x1A01
718 #define OBD_FAIL_FLR_LV_INC 0x1A02 /* unused since 2.15 */
719 #define OBD_FAIL_FLR_RANDOM_PICK_MIRROR 0x1A03
722 #define OBD_FAIL_DT_DECLARE_ATTR_GET 0x2000
723 #define OBD_FAIL_DT_ATTR_GET 0x2001
724 #define OBD_FAIL_DT_DECLARE_ATTR_SET 0x2002
725 #define OBD_FAIL_DT_ATTR_SET 0x2003
726 #define OBD_FAIL_DT_DECLARE_XATTR_GET 0x2004
727 #define OBD_FAIL_DT_XATTR_GET 0x2005
728 #define OBD_FAIL_DT_DECLARE_XATTR_SET 0x2006
729 #define OBD_FAIL_DT_XATTR_SET 0x2007
730 #define OBD_FAIL_DT_DECLARE_XATTR_DEL 0x2008
731 #define OBD_FAIL_DT_XATTR_DEL 0x2009
732 #define OBD_FAIL_DT_XATTR_LIST 0x200a
733 #define OBD_FAIL_DT_DECLARE_CREATE 0x200b
734 #define OBD_FAIL_DT_CREATE 0x200c
735 #define OBD_FAIL_DT_DECLARE_DESTROY 0x200d
736 #define OBD_FAIL_DT_DESTROY 0x200e
737 #define OBD_FAIL_DT_INDEX_TRY 0x200f
738 #define OBD_FAIL_DT_DECLARE_REF_ADD 0x2010
739 #define OBD_FAIL_DT_REF_ADD 0x2011
740 #define OBD_FAIL_DT_DECLARE_REF_DEL 0x2012
741 #define OBD_FAIL_DT_REF_DEL 0x2013
742 #define OBD_FAIL_DT_DECLARE_INSERT 0x2014
743 #define OBD_FAIL_DT_INSERT 0x2015
744 #define OBD_FAIL_DT_DECLARE_DELETE 0x2016
745 #define OBD_FAIL_DT_DELETE 0x2017
746 #define OBD_FAIL_DT_LOOKUP 0x2018
747 #define OBD_FAIL_DT_TXN_STOP 0x2019
749 #define OBD_FAIL_OSP_CHECK_INVALID_REC 0x2100
750 #define OBD_FAIL_OSP_CHECK_ENOMEM 0x2101
751 #define OBD_FAIL_OSP_FAKE_PRECREATE 0x2102
752 #define OBD_FAIL_OSP_RPCS_SEM 0x2104
753 #define OBD_FAIL_OSP_CANT_PROCESS_LLOG 0x2105
754 #define OBD_FAIL_OSP_INVALID_LOGID 0x2106
755 #define OBD_FAIL_OSP_CON_EVENT_DELAY 0x2107
758 #define OBD_FAIL_MGS_BARRIER_READ_NET 0x2200
759 #define OBD_FAIL_MGS_BARRIER_NOTIFY_NET 0x2201
761 #define OBD_FAIL_BARRIER_DELAY 0x2202
762 #define OBD_FAIL_BARRIER_FAILURE 0x2203
764 #define OBD_FAIL_OSD_FAIL_AT_TRUNCATE 0x2301
766 /* continuation of MDS related constants */
767 #define OBD_FAIL_MDS_PAUSE_CREATE_AFTER_LOOKUP 0x2401
769 /* PLEASE, KEEP NUMBERS UP TO 0x3000 RESERVED FOR OBD_FAIL_MDS_* */
771 #define LUT_FAIL_CLASS(fail_id) (((fail_id) >> 8) << 16)
772 #define LUT_FAIL_MGT LUT_FAIL_CLASS(OBD_FAIL_MGS)
773 #define LUT_FAIL_MDT LUT_FAIL_CLASS(OBD_FAIL_MDS)
774 #define LUT_FAIL_OST LUT_FAIL_CLASS(OBD_FAIL_OST)
776 extern atomic64_t libcfs_kmem;
778 #ifdef CONFIG_PROC_FS
779 #define obd_memory_add(size) \
780 lprocfs_counter_add(obd_memory, OBD_MEMORY_STAT, (long)(size))
781 #define obd_memory_sub(size) \
782 lprocfs_counter_sub(obd_memory, OBD_MEMORY_STAT, (long)(size))
783 #define obd_memory_sum() \
784 lprocfs_stats_collector(obd_memory, OBD_MEMORY_STAT, \
785 LPROCFS_FIELDS_FLAGS_SUM)
787 extern void obd_update_maxusage(void);
788 extern __u64 obd_memory_max(void);
790 #else /* CONFIG_PROC_FS */
792 extern __u64 obd_alloc;
794 extern __u64 obd_max_alloc;
796 static inline void obd_memory_add(long size)
799 if (obd_alloc > obd_max_alloc)
800 obd_max_alloc = obd_alloc;
803 static inline void obd_memory_sub(long size)
808 #define obd_memory_sum() (obd_alloc)
810 #define obd_memory_max() (obd_max_alloc)
812 #endif /* !CONFIG_PROC_FS */
814 #define OBD_DEBUG_MEMUSAGE (1)
816 #if OBD_DEBUG_MEMUSAGE
817 /* message format here needs to match regexp in lustre/tests/leak_finder.pl */
818 #define OBD_ALLOC_POST(ptr, size, name) \
819 obd_memory_add(size); \
820 LIBCFS_MEM_MSG(ptr, size, name)
822 /* message format here needs to match regexp in lustre/tests/leak_finder.pl */
823 #define OBD_FREE_PRE(ptr, size, name) \
826 obd_memory_sub(size); \
827 LIBCFS_MEM_MSG(ptr, size, name); \
831 #else /* !OBD_DEBUG_MEMUSAGE */
833 #define OBD_ALLOC_POST(ptr, size, name) ((void)0)
834 #define OBD_FREE_PRE(ptr, size, name) ((void)0)
836 #endif /* !OBD_DEBUG_MEMUSAGE */
838 #define __OBD_MALLOC_VERBOSE(ptr, cptab, cpt, size, flags) \
841 ptr = cfs_cpt_malloc((cptab), (cpt), (size), \
842 (flags) | __GFP_ZERO | __GFP_NOWARN); \
843 if (!(cptab) || unlikely(!(ptr))) /* retry without CPT if failure */ \
844 ptr = kmalloc(size, (flags) | __GFP_ZERO); \
845 if (likely((ptr) != NULL)) \
846 OBD_ALLOC_POST((ptr), (size), "kmalloced"); \
849 #define OBD_ALLOC_GFP(ptr, size, gfp_mask) \
850 __OBD_MALLOC_VERBOSE(ptr, NULL, 0, size, gfp_mask)
852 #define OBD_ALLOC(ptr, size) OBD_ALLOC_GFP(ptr, size, GFP_NOFS)
853 #define OBD_ALLOC_WAIT(ptr, size) OBD_ALLOC_GFP(ptr, size, GFP_KERNEL)
854 #define OBD_ALLOC_PTR(ptr) OBD_ALLOC(ptr, sizeof(*(ptr)))
855 #define OBD_ALLOC_PTR_WAIT(ptr) OBD_ALLOC_WAIT(ptr, sizeof(*(ptr)))
856 #define OBD_ALLOC_PTR_ARRAY(ptr, n) OBD_ALLOC(ptr, (n) * sizeof(*(ptr)))
857 #define OBD_ALLOC_PTR_ARRAY_WAIT(ptr, n) \
858 OBD_ALLOC_WAIT(ptr, (n) * sizeof(*(ptr)))
860 #define OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, gfp_mask) \
861 __OBD_MALLOC_VERBOSE(ptr, cptab, cpt, size, gfp_mask)
863 #define OBD_CPT_ALLOC(ptr, cptab, cpt, size) \
864 OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, GFP_NOFS)
866 #define OBD_CPT_ALLOC_PTR(ptr, cptab, cpt) \
867 OBD_CPT_ALLOC(ptr, cptab, cpt, sizeof(*(ptr)))
869 /* Direct use of __vmalloc() allows for protection flag specification
870 * (and particularly to not set __GFP_FS, which is likely to cause some
871 * deadlock situations in our code).
873 #define __OBD_VMALLOC_VERBOSE(ptr, cptab, cpt, size) \
875 (ptr) = cptab == NULL ? \
876 __ll_vmalloc(size, GFP_NOFS | __GFP_HIGHMEM | __GFP_ZERO) : \
877 cfs_cpt_vzalloc(cptab, cpt, size); \
878 if (unlikely((ptr) == NULL)) { \
879 CERROR("vmalloc of '" #ptr "' (%d bytes) failed\n", \
881 CERROR("%llu total bytes allocated by Lustre, %lld by LNET\n",\
882 obd_memory_sum(), libcfs_kmem_read());\
884 OBD_ALLOC_POST(ptr, size, "vmalloced"); \
888 #define OBD_VMALLOC(ptr, size) \
889 __OBD_VMALLOC_VERBOSE(ptr, NULL, 0, size)
890 #define OBD_CPT_VMALLOC(ptr, cptab, cpt, size) \
891 __OBD_VMALLOC_VERBOSE(ptr, cptab, cpt, size)
893 #define OBD_ALLOC_LARGE(ptr, size) \
895 /* LU-8196 - force large allocations to use vmalloc, not kmalloc */ \
896 if ((size) > KMALLOC_MAX_SIZE) \
899 OBD_ALLOC_GFP(ptr, size, GFP_NOFS | __GFP_NOWARN | \
900 (((size) > PAGE_SIZE) ? __GFP_NORETRY : 0)); \
902 OBD_VMALLOC(ptr, size); \
905 #define OBD_ALLOC_PTR_ARRAY_LARGE(ptr, n) \
906 OBD_ALLOC_LARGE(ptr, (n) * sizeof(*(ptr)))
908 #define OBD_CPT_ALLOC_LARGE(ptr, cptab, cpt, size) \
910 OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, GFP_NOFS | __GFP_NOWARN); \
912 OBD_CPT_VMALLOC(ptr, cptab, cpt, size); \
915 #ifdef CONFIG_DEBUG_SLAB
916 #define POISON(ptr, c, s) do {} while (0)
917 #define POISON_PTR(ptr) ((void)0)
919 #define POISON(ptr, c, s) memset(ptr, c, s)
920 #define POISON_PTR(ptr) (ptr) = (void *)0xdeadbeef
924 #define POISON_PAGE(page, val) do { memset(kmap(page), val, PAGE_SIZE); \
925 kunmap(page); } while (0)
927 #define POISON_PAGE(page, val) do { } while (0)
930 #define OBD_FREE(ptr, size) \
933 OBD_FREE_PRE(ptr, size, "kfreed"); \
934 POISON(ptr, 0x5a, size); \
940 #define OBD_FREE_LARGE(ptr, size) \
942 if (is_vmalloc_addr(ptr)) { \
943 OBD_FREE_PRE(ptr, size, "vfreed"); \
944 POISON(ptr, 0x5a, size); \
945 libcfs_vfree_atomic(ptr); \
948 OBD_FREE(ptr, size); \
952 #define OBD_FREE_PTR_ARRAY_LARGE(ptr, n) \
953 OBD_FREE_LARGE(ptr, (n) * sizeof(*(ptr)))
955 /* we memset() the slab object to 0 when allocation succeeds, so DO NOT
956 * HAVE A CTOR THAT DOES ANYTHING. its work will be cleared here. we'd
957 * love to assert on that, but slab.c keeps kmem_cache_s all to itself. */
958 #define OBD_SLAB_FREE_RTN0(ptr, slab) \
960 kmem_cache_free((slab), (ptr)); \
965 #define __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, cptab, cpt, size, type) \
967 LASSERT(ergo((type) != GFP_ATOMIC, !in_interrupt())); \
968 (ptr) = (cptab) == NULL ? \
969 kmem_cache_zalloc(slab, (type)) : \
970 cfs_mem_cache_cpt_alloc(slab, cptab, cpt, (type) | __GFP_ZERO); \
972 OBD_ALLOC_POST(ptr, size, "slab-alloced"); \
975 #define OBD_SLAB_ALLOC_GFP(ptr, slab, size, flags) \
976 __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, NULL, 0, size, flags)
977 #define OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, size, flags) \
978 __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, cptab, cpt, size, flags)
980 #define OBD_FREE_PTR(ptr) OBD_FREE(ptr, sizeof(*(ptr)))
981 #define OBD_FREE_PTR_ARRAY(ptr, n) OBD_FREE(ptr, (n) * sizeof(*(ptr)))
983 #define OBD_SLAB_FREE(ptr, slab, size) \
986 OBD_FREE_PRE(ptr, size, "slab-freed"); \
987 POISON(ptr, 0x5a, size); \
988 kmem_cache_free(slab, ptr); \
993 #define OBD_SLAB_ALLOC(ptr, slab, size) \
994 OBD_SLAB_ALLOC_GFP(ptr, slab, size, GFP_NOFS)
996 #define OBD_SLAB_CPT_ALLOC(ptr, slab, cptab, cpt, size) \
997 OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, size, GFP_NOFS)
999 #define OBD_SLAB_ALLOC_PTR(ptr, slab) \
1000 OBD_SLAB_ALLOC(ptr, slab, sizeof(*(ptr)))
1002 #define OBD_SLAB_CPT_ALLOC_PTR(ptr, slab, cptab, cpt) \
1003 OBD_SLAB_CPT_ALLOC(ptr, slab, cptab, cpt, sizeof(*(ptr)))
1005 #define OBD_SLAB_ALLOC_PTR_GFP(ptr, slab, flags) \
1006 OBD_SLAB_ALLOC_GFP(ptr, slab, sizeof(*(ptr)), flags)
1008 #define OBD_SLAB_CPT_ALLOC_PTR_GFP(ptr, slab, cptab, cpt, flags) \
1009 OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, sizeof(*(ptr)), flags)
1011 #define OBD_SLAB_FREE_PTR(ptr, slab) \
1012 OBD_SLAB_FREE((ptr), (slab), sizeof(*(ptr)))
1014 #define KEY_IS(str) \
1015 (keylen >= (sizeof(str)-1) && memcmp(key, str, (sizeof(str)-1)) == 0)
1017 #ifdef HAVE_SERVER_SUPPORT
1018 /* LUSTRE_LMA_FL_MASKS defines which flags will be stored in LMA */
1020 static inline int lma_to_lustre_flags(__u32 lma_flags)
1022 return (((lma_flags & LMAI_ORPHAN) ? LUSTRE_ORPHAN_FL : 0) |
1023 ((lma_flags & LMAI_ENCRYPT) ? LUSTRE_ENCRYPT_FL : 0));
1026 static inline int lustre_to_lma_flags(__u32 la_flags)
1028 return (((la_flags & LUSTRE_ORPHAN_FL) ? LMAI_ORPHAN : 0) |
1029 ((la_flags & LUSTRE_ENCRYPT_FL) ? LMAI_ENCRYPT : 0));
1031 #endif /* HAVE_SERVER_SUPPORT */
1033 /* Convert wire LUSTRE_*_FL to corresponding client local VFS S_* values
1034 * for the client inode i_flags. The LUSTRE_*_FL are the Lustre wire
1035 * protocol equivalents of LDISKFS_*_FL values stored on disk, while
1036 * the S_* flags are kernel-internal values that change between kernel
1037 * versions. These are set/cleared via FS_IOC_GETFLAGS/FS_IOC_SETFLAGS.
1038 * See b=16526 for a full history.
1040 static inline int ll_ext_to_inode_flags(int ext_flags)
1042 return (((ext_flags & LUSTRE_SYNC_FL) ? S_SYNC : 0) |
1043 ((ext_flags & LUSTRE_NOATIME_FL) ? S_NOATIME : 0) |
1044 ((ext_flags & LUSTRE_APPEND_FL) ? S_APPEND : 0) |
1045 ((ext_flags & LUSTRE_DIRSYNC_FL) ? S_DIRSYNC : 0) |
1046 #if defined(S_ENCRYPTED)
1047 ((ext_flags & LUSTRE_ENCRYPT_FL) ? S_ENCRYPTED : 0) |
1049 ((ext_flags & LUSTRE_IMMUTABLE_FL) ? S_IMMUTABLE : 0));
1052 static inline int ll_inode_to_ext_flags(int inode_flags)
1054 return (((inode_flags & S_SYNC) ? LUSTRE_SYNC_FL : 0) |
1055 ((inode_flags & S_NOATIME) ? LUSTRE_NOATIME_FL : 0) |
1056 ((inode_flags & S_APPEND) ? LUSTRE_APPEND_FL : 0) |
1057 ((inode_flags & S_DIRSYNC) ? LUSTRE_DIRSYNC_FL : 0) |
1058 #if defined(S_ENCRYPTED)
1059 ((inode_flags & S_ENCRYPTED) ? LUSTRE_ENCRYPT_FL : 0) |
1061 ((inode_flags & S_IMMUTABLE) ? LUSTRE_IMMUTABLE_FL : 0));
1064 struct obd_heat_instance {
1066 __u64 ohi_time_second;
1070 /* Define a fixed 4096-byte encryption unit size */
1071 #define LUSTRE_ENCRYPTION_BLOCKBITS 12
1072 #define LUSTRE_ENCRYPTION_UNIT_SIZE ((size_t)1 << LUSTRE_ENCRYPTION_BLOCKBITS)
1073 #define LUSTRE_ENCRYPTION_MASK (~(LUSTRE_ENCRYPTION_UNIT_SIZE - 1))