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>
40 #include <linux/percpu_counter.h>
42 #include <libcfs/libcfs.h>
43 #include <lnet/lib-cpt.h>
44 #include <lprocfs_status.h>
45 #include <lustre_handles.h>
47 /* global variables */
48 extern struct percpu_counter obd_memory;
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;
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;
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
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
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
137 #define GRANT_SHRINK_INTERVAL 1200/*20 minutes*/
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 */
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
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
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
298 #define OBD_FAIL_OFD_SET_OID 0x1e0
299 #define OBD_FAIL_OFD_COMMITRW_DELAY 0x1e1
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
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
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
418 #define OBD_FAIL_LDLM_SET_CONTENTION 0x385
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
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
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
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
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
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
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
562 #define OBD_FAIL_LPROC_REMOVE 0xB00
564 #define OBD_FAIL_SEQ 0x1000
565 #define OBD_FAIL_SEQ_QUERY_NET 0x1001
566 #define OBD_FAIL_SEQ_EXHAUST 0x1002
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
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
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
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
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
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
698 #define OBD_FAIL_LFSCK_NOTIFY_NET 0x16f0
699 #define OBD_FAIL_LFSCK_QUERY_NET 0x16f1
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
715 #define OBD_FAIL_MIGRATE_ENTRIES 0x1801
716 #define OBD_FAIL_MIGRATE_BAD_HASH 0x1802
719 #define OBD_FAIL_LMV_UNKNOWN_STRIPE 0x1901
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
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
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
764 #define OBD_FAIL_MGS_BARRIER_READ_NET 0x2200
765 #define OBD_FAIL_MGS_BARRIER_NOTIFY_NET 0x2201
767 #define OBD_FAIL_BARRIER_DELAY 0x2202
768 #define OBD_FAIL_BARRIER_FAILURE 0x2203
770 #define OBD_FAIL_OSD_FAIL_AT_TRUNCATE 0x2301
771 #define OBD_FAIL_OSD_MARK_COMPRESSED 0x2302
773 /* continuation of MDS related constants */
774 #define OBD_FAIL_MDS_PAUSE_CREATE_AFTER_LOOKUP 0x2401
776 /* PLEASE, KEEP NUMBERS UP TO 0x3000 RESERVED FOR OBD_FAIL_MDS_* */
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)
783 extern atomic64_t libcfs_kmem;
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.
791 #define OBD_MEMORY_BATCH (16 * 1024 * 1024)
793 #ifndef HAVE_PERCPU_COUNTER_ADD_BATCH
794 #define percpu_counter_add_batch(fbc, amount, batch) \
795 __percpu_counter_add(fbc, amount, batch)
798 static inline void obd_memory_add(size_t size)
800 percpu_counter_add_batch(&obd_memory, size, OBD_MEMORY_BATCH);
803 static inline void obd_memory_sub(size_t size)
805 percpu_counter_add_batch(&obd_memory, -size, OBD_MEMORY_BATCH);
808 static inline s64 obd_memory_sum(void)
810 return percpu_counter_sum_positive(&obd_memory);
813 extern void obd_update_maxusage(void);
814 extern __u64 obd_memory_max(void);
816 #define OBD_DEBUG_MEMUSAGE (1)
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)
824 /* message format here needs to match regexp in lustre/tests/leak_finder.pl */
825 #define OBD_FREE_PRE(ptr, size, name) \
828 obd_memory_sub(size); \
829 LIBCFS_MEM_MSG(ptr, size, name); \
833 #else /* !OBD_DEBUG_MEMUSAGE */
835 #define OBD_ALLOC_POST(ptr, size, name) ((void)0)
836 #define OBD_FREE_PRE(ptr, size, name) ((void)0)
838 #endif /* !OBD_DEBUG_MEMUSAGE */
840 #define __OBD_MALLOC_VERBOSE(ptr, cptab, cpt, size, flags) \
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"); \
851 #define OBD_ALLOC_GFP(ptr, size, gfp_mask) \
852 __OBD_MALLOC_VERBOSE(ptr, NULL, 0, size, gfp_mask)
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)))
862 #define OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, gfp_mask) \
863 __OBD_MALLOC_VERBOSE(ptr, cptab, cpt, size, gfp_mask)
865 #define OBD_CPT_ALLOC(ptr, cptab, cpt, size) \
866 OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, GFP_NOFS)
868 #define OBD_CPT_ALLOC_PTR(ptr, cptab, cpt) \
869 OBD_CPT_ALLOC(ptr, cptab, cpt, sizeof(*(ptr)))
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).
875 #define __OBD_VMALLOC_VERBOSE(ptr, cptab, cpt, size) \
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", \
883 CERROR("%llu total bytes allocated by Lustre, %lld by LNET\n",\
884 obd_memory_sum(), libcfs_kmem_read());\
886 OBD_ALLOC_POST(ptr, size, "vmalloced"); \
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)
895 #define OBD_ALLOC_LARGE(ptr, size) \
897 /* LU-8196 - force large allocations to use vmalloc, not kmalloc */ \
898 if ((size) > KMALLOC_MAX_SIZE) \
901 OBD_ALLOC_GFP(ptr, size, GFP_NOFS | __GFP_NOWARN | \
902 (((size) > PAGE_SIZE) ? __GFP_NORETRY : 0)); \
904 OBD_VMALLOC(ptr, size); \
907 #define OBD_ALLOC_PTR_ARRAY_LARGE(ptr, n) \
908 OBD_ALLOC_LARGE(ptr, (n) * sizeof(*(ptr)))
910 #define OBD_CPT_ALLOC_LARGE(ptr, cptab, cpt, size) \
912 OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, GFP_NOFS | __GFP_NOWARN); \
914 OBD_CPT_VMALLOC(ptr, cptab, cpt, size); \
917 #ifdef CONFIG_DEBUG_SLAB
918 #define POISON(ptr, c, s) do {} while (0)
919 #define POISON_PTR(ptr) ((void)0)
921 #ifdef __underlying_memset
922 #define POISON(ptr, c, s) __underlying_memset(ptr, c, s)
924 #define POISON(ptr, c, s) memset(ptr, c, s)
926 #define POISON_PTR(ptr) (ptr) = (void *)0xdeadbeef
930 #define POISON_PAGE(page, val) do { memset(kmap(page), val, PAGE_SIZE); \
931 kunmap(page); } while (0)
933 #define POISON_PAGE(page, val) do { } while (0)
936 #define OBD_FREE(ptr, size) \
939 OBD_FREE_PRE(ptr, size, "kfreed"); \
940 POISON(ptr, 0x5a, size); \
946 #define OBD_FREE_LARGE(ptr, size) \
948 if (is_vmalloc_addr(ptr)) { \
949 OBD_FREE_PRE(ptr, size, "vfreed"); \
950 POISON(ptr, 0x5a, size); \
951 libcfs_vfree_atomic(ptr); \
954 OBD_FREE(ptr, size); \
958 #define OBD_FREE_PTR_ARRAY_LARGE(ptr, n) \
959 OBD_FREE_LARGE(ptr, (n) * sizeof(*(ptr)))
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) \
966 kmem_cache_free((slab), (ptr)); \
971 #define __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, cptab, cpt, size, type) \
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); \
978 OBD_ALLOC_POST(ptr, size, "slab-alloced"); \
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)
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)))
989 #define OBD_SLAB_FREE(ptr, slab, size) \
992 OBD_FREE_PRE(ptr, size, "slab-freed"); \
993 POISON(ptr, 0x5a, size); \
994 kmem_cache_free(slab, ptr); \
999 #define OBD_SLAB_ALLOC(ptr, slab, size) \
1000 OBD_SLAB_ALLOC_GFP(ptr, slab, size, GFP_NOFS)
1002 #define OBD_SLAB_CPT_ALLOC(ptr, slab, cptab, cpt, size) \
1003 OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, size, GFP_NOFS)
1005 #define OBD_SLAB_ALLOC_PTR(ptr, slab) \
1006 OBD_SLAB_ALLOC(ptr, slab, sizeof(*(ptr)))
1008 #define OBD_SLAB_CPT_ALLOC_PTR(ptr, slab, cptab, cpt) \
1009 OBD_SLAB_CPT_ALLOC(ptr, slab, cptab, cpt, sizeof(*(ptr)))
1011 #define OBD_SLAB_ALLOC_PTR_GFP(ptr, slab, flags) \
1012 OBD_SLAB_ALLOC_GFP(ptr, slab, sizeof(*(ptr)), flags)
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)
1017 #define OBD_SLAB_FREE_PTR(ptr, slab) \
1018 OBD_SLAB_FREE((ptr), (slab), sizeof(*(ptr)))
1020 #define KEY_IS(str) \
1021 (keylen >= (sizeof(str)-1) && memcmp(key, str, (sizeof(str)-1)) == 0)
1023 #ifdef HAVE_SERVER_SUPPORT
1024 /* LUSTRE_LMA_FL_MASKS defines which flags will be stored in LMA */
1026 static inline int lma_to_lustre_flags(__u32 lma_flags)
1028 return (((lma_flags & LMAI_ORPHAN) ? LUSTRE_ORPHAN_FL : 0) |
1029 ((lma_flags & LMAI_ENCRYPT) ? LUSTRE_ENCRYPT_FL : 0));
1032 static inline int lustre_to_lma_flags(__u32 la_flags)
1034 return (((la_flags & LUSTRE_ORPHAN_FL) ? LMAI_ORPHAN : 0) |
1035 ((la_flags & LUSTRE_ENCRYPT_FL) ? LMAI_ENCRYPT : 0));
1037 #endif /* HAVE_SERVER_SUPPORT */
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.
1046 static inline int ll_ext_to_inode_flags(int ext_flags)
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) |
1055 ((ext_flags & LUSTRE_IMMUTABLE_FL) ? S_IMMUTABLE : 0));
1058 static inline int ll_inode_to_ext_flags(int inode_flags)
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) |
1067 ((inode_flags & S_IMMUTABLE) ? LUSTRE_IMMUTABLE_FL : 0));
1070 struct obd_heat_instance {
1072 __u64 ohi_time_second;
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))