Whamcloud - gitweb
LU-12542 handle: discard OBD_FREE_RCU
[fs/lustre-release.git] / lustre / include / obd_support.h
1 /*
2  * GPL HEADER START
3  *
4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 only,
8  * as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope that it will be useful, but
11  * WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * General Public License version 2 for more details (a copy is included
14  * in the LICENSE file that accompanied this code).
15  *
16  * You should have received a copy of the GNU General Public License
17  * version 2 along with this program; If not, see
18  * http://www.gnu.org/licenses/gpl-2.0.html
19  *
20  * GPL HEADER END
21  */
22 /*
23  * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
24  * Use is subject to license terms.
25  *
26  * Copyright (c) 2011, 2017, Intel Corporation.
27  */
28 /*
29  * This file is part of Lustre, http://www.lustre.org/
30  * Lustre is a trademark of Sun Microsystems, Inc.
31  */
32
33 #ifndef _OBD_SUPPORT
34 #define _OBD_SUPPORT
35
36 #include <linux/atomic.h>
37 #include <linux/ctype.h>
38 #include <linux/highmem.h>
39 #include <linux/slab.h>
40 #include <linux/types.h>
41
42 #include <libcfs/libcfs.h>
43 #include <lprocfs_status.h>
44 #include <lustre_handles.h>
45
46 /* global variables */
47 extern struct lprocfs_stats *obd_memory;
48 enum {
49         OBD_MEMORY_STAT = 0,
50         OBD_STATS_NUM,
51 };
52
53 extern unsigned int obd_debug_peer_on_timeout;
54 extern unsigned int obd_dump_on_timeout;
55 extern unsigned int obd_dump_on_eviction;
56 extern unsigned int obd_lbug_on_eviction;
57 /* obd_timeout should only be used for recovery, not for
58    networking / disk / timings affected by load (use Adaptive Timeouts) */
59 extern unsigned int obd_timeout;          /* seconds */
60 extern unsigned int ldlm_timeout;         /* seconds */
61 extern unsigned int obd_timeout_set;
62 extern unsigned int ldlm_timeout_set;
63 extern unsigned int bulk_timeout;
64 extern unsigned int at_min;
65 extern unsigned int at_max;
66 extern unsigned int at_history;
67 extern int at_early_margin;
68 extern int at_extra;
69 extern unsigned long obd_max_dirty_pages;
70 extern atomic_long_t obd_dirty_pages;
71 extern char obd_jobid_var[];
72
73 /* Some hash init argument constants */
74 #define HASH_POOLS_BKT_BITS 3
75 #define HASH_POOLS_CUR_BITS 3
76 #define HASH_POOLS_MAX_BITS 7
77 #define HASH_NID_BKT_BITS 5
78 #define HASH_NID_CUR_BITS 7
79 #define HASH_NID_MAX_BITS 12
80 #define HASH_NID_STATS_BKT_BITS 5
81 #define HASH_NID_STATS_CUR_BITS 7
82 #define HASH_NID_STATS_MAX_BITS 12
83 #define HASH_GEN_BKT_BITS 5
84 #define HASH_GEN_CUR_BITS 7
85 #define HASH_GEN_MAX_BITS 12
86 #define HASH_LQE_BKT_BITS 5
87 #define HASH_LQE_CUR_BITS 7
88 #define HASH_LQE_MAX_BITS 12
89 #define HASH_CONN_BKT_BITS 5
90 #define HASH_CONN_CUR_BITS 5
91 #define HASH_CONN_MAX_BITS 15
92 #define HASH_EXP_LOCK_BKT_BITS  5
93 #define HASH_EXP_LOCK_CUR_BITS  7
94 #define HASH_EXP_LOCK_MAX_BITS  16
95 #define HASH_JOB_STATS_BKT_BITS 5
96 #define HASH_JOB_STATS_CUR_BITS 7
97 #define HASH_JOB_STATS_MAX_BITS 12
98
99 /* Timeout definitions */
100 #define OBD_TIMEOUT_DEFAULT             100
101 #define LDLM_TIMEOUT_DEFAULT            20
102 #define MDS_LDLM_TIMEOUT_DEFAULT        6
103 /* Time to wait for all clients to reconnect during recovery (hard limit) */
104 #define OBD_RECOVERY_TIME_HARD          (obd_timeout * 9)
105 /* Time to wait for all clients to reconnect during recovery (soft limit) */
106 /* Should be very conservative; must catch the first reconnect after reboot */
107 #define OBD_RECOVERY_TIME_SOFT          (obd_timeout * 3)
108 /* Change recovery-small 26b time if you change this */
109 #define PING_INTERVAL max(obd_timeout / 4, 1U)
110 /* a bit more than maximal journal commit time in seconds */
111 #define PING_INTERVAL_SHORT min(PING_INTERVAL, 7U)
112 /* Client may skip 1 ping; we must wait at least 2.5. But for multiple
113  * failover targets the client only pings one server at a time, and pings
114  * can be lost on a loaded network. Since eviction has serious consequences,
115  * and there's no urgent need to evict a client just because it's idle, we
116  * should be very conservative here. */
117 #define PING_EVICT_TIMEOUT (PING_INTERVAL * 6)
118 #define DISK_TIMEOUT 50          /* Beyond this we warn about disk speed */
119 #define CONNECTION_SWITCH_MIN 5U /* Connection switching rate limiter */
120  /* Max connect interval for nonresponsive servers; ~50s to avoid building up
121     connect requests in the LND queues, but within obd_timeout so we don't
122     miss the recovery window */
123 #define CONNECTION_SWITCH_MAX min(50U, max(CONNECTION_SWITCH_MIN,obd_timeout))
124 #define CONNECTION_SWITCH_INC 5  /* Connection timeout backoff */
125 /* In general this should be low to have quick detection of a system
126    running on a backup server. (If it's too low, import_select_connection
127    will increase the timeout anyhow.)  */
128 #define INITIAL_CONNECT_TIMEOUT max(CONNECTION_SWITCH_MIN,obd_timeout/20)
129 /* The max delay between connects is SWITCH_MAX + SWITCH_INC + INITIAL */
130 #define RECONNECT_DELAY_MAX (CONNECTION_SWITCH_MAX + CONNECTION_SWITCH_INC + \
131                              INITIAL_CONNECT_TIMEOUT)
132 /* The min time a target should wait for clients to reconnect in recovery */
133 #define OBD_RECOVERY_TIME_MIN    (2*RECONNECT_DELAY_MAX)
134 #define OBD_IR_FACTOR_MIN         1
135 #define OBD_IR_FACTOR_MAX         10
136 #define OBD_IR_FACTOR_DEFAULT    (OBD_IR_FACTOR_MAX/2)
137 /* default timeout for the MGS to become IR_FULL */
138 #define OBD_IR_MGS_TIMEOUT       (4*obd_timeout)
139 #define LONG_UNLINK 300          /* Unlink should happen before now */
140
141 /**
142  * Time interval of shrink, if the client is "idle" more than this interval,
143  * then the ll_grant thread will return the requested grant space to filter
144  */
145 #define GRANT_SHRINK_INTERVAL            1200/*20 minutes*/
146
147 #define OBD_FAIL_MDS                     0x100
148 #define OBD_FAIL_MDS_HANDLE_UNPACK       0x101
149 #define OBD_FAIL_MDS_GETATTR_NET         0x102
150 #define OBD_FAIL_MDS_GETATTR_PACK        0x103
151 #define OBD_FAIL_MDS_READPAGE_NET        0x104
152 #define OBD_FAIL_MDS_READPAGE_PACK       0x105
153 #define OBD_FAIL_MDS_SENDPAGE            0x106
154 #define OBD_FAIL_MDS_REINT_NET           0x107
155 #define OBD_FAIL_MDS_REINT_UNPACK        0x108
156 #define OBD_FAIL_MDS_REINT_SETATTR       0x109
157 #define OBD_FAIL_MDS_REINT_SETATTR_WRITE 0x10a
158 #define OBD_FAIL_MDS_REINT_CREATE        0x10b
159 #define OBD_FAIL_MDS_REINT_CREATE_WRITE  0x10c
160 #define OBD_FAIL_MDS_REINT_UNLINK        0x10d
161 #define OBD_FAIL_MDS_REINT_UNLINK_WRITE  0x10e
162 #define OBD_FAIL_MDS_REINT_LINK          0x10f
163 #define OBD_FAIL_MDS_REINT_LINK_WRITE    0x110
164 #define OBD_FAIL_MDS_REINT_RENAME        0x111
165 #define OBD_FAIL_MDS_REINT_RENAME_WRITE  0x112
166 #define OBD_FAIL_MDS_OPEN_NET            0x113
167 #define OBD_FAIL_MDS_OPEN_PACK           0x114
168 #define OBD_FAIL_MDS_CLOSE_NET           0x115
169 #define OBD_FAIL_MDS_CLOSE_PACK          0x116
170 #define OBD_FAIL_MDS_CONNECT_NET         0x117
171 #define OBD_FAIL_MDS_CONNECT_PACK        0x118
172 #define OBD_FAIL_MDS_REINT_NET_REP       0x119
173 #define OBD_FAIL_MDS_DISCONNECT_NET      0x11a
174 #define OBD_FAIL_MDS_GET_ROOT_NET        0x11b
175 #define OBD_FAIL_MDS_GET_ROOT_PACK       0x11c
176 #define OBD_FAIL_MDS_STATFS_PACK         0x11d
177 #define OBD_FAIL_MDS_STATFS_SUM_PACK     0x11d
178 #define OBD_FAIL_MDS_STATFS_NET          0x11e
179 #define OBD_FAIL_MDS_STATFS_SUM_NET      0x11e
180 #define OBD_FAIL_MDS_GETATTR_NAME_NET    0x11f
181 #define OBD_FAIL_MDS_PIN_NET             0x120
182 #define OBD_FAIL_MDS_UNPIN_NET           0x121
183 #define OBD_FAIL_MDS_ALL_REPLY_NET       0x122
184 #define OBD_FAIL_MDS_ALL_REQUEST_NET     0x123
185 #define OBD_FAIL_MDS_SYNC_NET            0x124
186 #define OBD_FAIL_MDS_SYNC_PACK           0x125
187 /*      OBD_FAIL_MDS_DONE_WRITING_NET    0x126 obsolete since 2.8.0 */
188 /*      OBD_FAIL_MDS_DONE_WRITING_PACK   0x127 obsolete since 2.8.0 */
189 #define OBD_FAIL_MDS_ALLOC_OBDO          0x128
190 #define OBD_FAIL_MDS_PAUSE_OPEN          0x129
191 #define OBD_FAIL_MDS_STATFS_LCW_SLEEP    0x12a
192 #define OBD_FAIL_MDS_OPEN_CREATE         0x12b
193 #define OBD_FAIL_MDS_OST_SETATTR         0x12c
194 /*      OBD_FAIL_MDS_QUOTACHECK_NET      0x12d obsolete since 2.4 */
195 #define OBD_FAIL_MDS_QUOTACTL_NET        0x12e
196 #define OBD_FAIL_MDS_CLIENT_ADD          0x12f
197 #define OBD_FAIL_MDS_GETXATTR_NET        0x130
198 #define OBD_FAIL_MDS_GETXATTR_PACK       0x131
199 #define OBD_FAIL_MDS_SETXATTR_NET        0x132
200 #define OBD_FAIL_MDS_SETXATTR            0x133
201 #define OBD_FAIL_MDS_SETXATTR_WRITE      0x134
202 #define OBD_FAIL_MDS_FS_SETUP            0x135
203 #define OBD_FAIL_MDS_RESEND              0x136
204 #define OBD_FAIL_MDS_LLOG_CREATE_FAILED  0x137
205 #define OBD_FAIL_MDS_LOV_SYNC_RACE       0x138
206 #define OBD_FAIL_MDS_OSC_PRECREATE       0x139
207 #define OBD_FAIL_MDS_LLOG_SYNC_TIMEOUT   0x13a
208 #define OBD_FAIL_MDS_CLOSE_NET_REP       0x13b
209 #define OBD_FAIL_MDS_BLOCK_QUOTA_REQ     0x13c
210 #define OBD_FAIL_MDS_DROP_QUOTA_REQ      0x13d
211 #define OBD_FAIL_MDS_REMOVE_COMMON_EA    0x13e
212 #define OBD_FAIL_MDS_ALLOW_COMMON_EA_SETTING   0x13f
213 #define OBD_FAIL_MDS_FAIL_LOV_LOG_ADD    0x140
214 #define OBD_FAIL_MDS_LOV_PREP_CREATE     0x141
215 #define OBD_FAIL_MDS_REINT_DELAY         0x142
216 #define OBD_FAIL_MDS_READLINK_EPROTO     0x143
217 #define OBD_FAIL_MDS_OPEN_WAIT_CREATE    0x144
218 #define OBD_FAIL_MDS_PDO_LOCK            0x145
219 #define OBD_FAIL_MDS_PDO_LOCK2           0x146
220 #define OBD_FAIL_MDS_OSC_CREATE_FAIL     0x147
221 #define OBD_FAIL_MDS_NEGATIVE_POSITIVE   0x148
222 #define OBD_FAIL_MDS_HSM_STATE_GET_NET          0x149
223 #define OBD_FAIL_MDS_HSM_STATE_SET_NET          0x14a
224 #define OBD_FAIL_MDS_HSM_PROGRESS_NET           0x14b
225 #define OBD_FAIL_MDS_HSM_REQUEST_NET            0x14c
226 #define OBD_FAIL_MDS_HSM_CT_REGISTER_NET        0x14d
227 #define OBD_FAIL_MDS_HSM_CT_UNREGISTER_NET      0x14e
228 #define OBD_FAIL_MDS_SWAP_LAYOUTS_NET           0x14f
229 #define OBD_FAIL_MDS_HSM_ACTION_NET             0x150
230 #define OBD_FAIL_MDS_CHANGELOG_INIT             0x151
231 #define OBD_FAIL_MDS_HSM_SWAP_LAYOUTS           0x152
232 #define OBD_FAIL_MDS_RENAME              0x153
233 #define OBD_FAIL_MDS_RENAME2             0x154
234 #define OBD_FAIL_MDS_RENAME3             0x155
235 #define OBD_FAIL_MDS_RENAME4             0x156
236 #define OBD_FAIL_MDS_LDLM_REPLY_NET      0x157
237 #define OBD_FAIL_MDS_STALE_DIR_LAYOUT    0x158
238 #define OBD_FAIL_MDS_REINT_MULTI_NET     0x159
239 #define OBD_FAIL_MDS_REINT_MULTI_NET_REP 0x15a
240 #define OBD_FAIL_MDS_LLOG_CREATE_FAILED2 0x15b
241 #define OBD_FAIL_MDS_FLD_LOOKUP                 0x15c
242 #define OBD_FAIL_MDS_CHANGELOG_REORDER  0x15d
243 #define OBD_FAIL_MDS_INTENT_DELAY               0x160
244 #define OBD_FAIL_MDS_XATTR_REP                  0x161
245 #define OBD_FAIL_MDS_TRACK_OVERFLOW      0x162
246 #define OBD_FAIL_MDS_LOV_CREATE_RACE     0x163
247 #define OBD_FAIL_MDS_HSM_CDT_DELAY       0x164
248 #define OBD_FAIL_MDS_ORPHAN_DELETE       0x165
249 #define OBD_FAIL_MDS_RMFID_NET           0x166
250
251 /* layout lock */
252 #define OBD_FAIL_MDS_NO_LL_GETATTR       0x170
253 #define OBD_FAIL_MDS_NO_LL_OPEN          0x171
254 #define OBD_FAIL_MDS_LL_BLOCK            0x172
255
256 /* CMD */
257 #define OBD_FAIL_MDS_IS_SUBDIR_NET       0x180
258 #define OBD_FAIL_MDS_IS_SUBDIR_PACK      0x181
259 #define OBD_FAIL_MDS_SET_INFO_NET        0x182
260 #define OBD_FAIL_MDS_WRITEPAGE_NET       0x183
261 #define OBD_FAIL_MDS_WRITEPAGE_PACK      0x184
262 #define OBD_FAIL_MDS_RECOVERY_ACCEPTS_GAPS 0x185
263 #define OBD_FAIL_MDS_GET_INFO_NET        0x186
264 #define OBD_FAIL_MDS_DQACQ_NET           0x187
265 #define OBD_FAIL_MDS_STRIPE_CREATE       0x188
266 #define OBD_FAIL_MDS_STRIPE_FID          0x189
267
268 /* OI scrub */
269 #define OBD_FAIL_OSD_SCRUB_DELAY                        0x190
270 #define OBD_FAIL_OSD_SCRUB_CRASH                        0x191
271 #define OBD_FAIL_OSD_SCRUB_FATAL                        0x192
272 #define OBD_FAIL_OSD_FID_MAPPING                        0x193
273 #define OBD_FAIL_OSD_LMA_INCOMPAT                       0x194
274 #define OBD_FAIL_OSD_COMPAT_INVALID_ENTRY               0x195
275 #define OBD_FAIL_OSD_COMPAT_NO_ENTRY                    0x196
276 #define OBD_FAIL_OSD_OST_EA_FID_SET                     0x197
277 #define OBD_FAIL_OSD_NO_OI_ENTRY                        0x198
278 #define OBD_FAIL_OSD_INDEX_CRASH                        0x199
279
280 #define OBD_FAIL_OSD_TXN_START                          0x19a
281
282 #define OBD_FAIL_OSD_DUPLICATE_MAP                      0x19b
283
284 #define OBD_FAIL_OFD_SET_OID                            0x1e0
285
286 #define OBD_FAIL_OST                     0x200
287 #define OBD_FAIL_OST_CONNECT_NET         0x201
288 #define OBD_FAIL_OST_DISCONNECT_NET      0x202
289 #define OBD_FAIL_OST_GET_INFO_NET        0x203
290 #define OBD_FAIL_OST_CREATE_NET          0x204
291 #define OBD_FAIL_OST_DESTROY_NET         0x205
292 #define OBD_FAIL_OST_GETATTR_NET         0x206
293 #define OBD_FAIL_OST_SETATTR_NET         0x207
294 #define OBD_FAIL_OST_OPEN_NET            0x208
295 #define OBD_FAIL_OST_CLOSE_NET           0x209
296 #define OBD_FAIL_OST_BRW_NET             0x20a
297 #define OBD_FAIL_OST_PUNCH_NET           0x20b
298 #define OBD_FAIL_OST_STATFS_NET          0x20c
299 #define OBD_FAIL_OST_HANDLE_UNPACK       0x20d
300 #define OBD_FAIL_OST_BRW_WRITE_BULK      0x20e
301 #define OBD_FAIL_OST_BRW_READ_BULK       0x20f
302 #define OBD_FAIL_OST_SYNC_NET            0x210
303 #define OBD_FAIL_OST_ALL_REPLY_NET       0x211
304 #define OBD_FAIL_OST_ALL_REQUEST_NET     0x212
305 #define OBD_FAIL_OST_LDLM_REPLY_NET      0x213
306 #define OBD_FAIL_OST_BRW_PAUSE_BULK      0x214
307 #define OBD_FAIL_OST_ENOSPC              0x215
308 #define OBD_FAIL_OST_EROFS               0x216
309 #define OBD_FAIL_SRV_ENOENT              0x217
310 /*      OBD_FAIL_OST_QUOTACHECK_NET      0x218 obsolete since 2.4 */
311 #define OBD_FAIL_OST_QUOTACTL_NET        0x219
312 #define OBD_FAIL_OST_CHECKSUM_RECEIVE    0x21a
313 #define OBD_FAIL_OST_CHECKSUM_SEND       0x21b
314 #define OBD_FAIL_OST_BRW_SIZE            0x21c
315 #define OBD_FAIL_OST_DROP_REQ            0x21d
316 #define OBD_FAIL_OST_SETATTR_CREDITS     0x21e
317 #define OBD_FAIL_OST_HOLD_WRITE_RPC      0x21f
318 #define OBD_FAIL_OST_BRW_WRITE_BULK2     0x220
319 #define OBD_FAIL_OST_LLOG_RECOVERY_TIMEOUT 0x221
320 #define OBD_FAIL_OST_CANCEL_COOKIE_TIMEOUT 0x222
321 #define OBD_FAIL_OST_PAUSE_CREATE        0x223
322 #define OBD_FAIL_OST_BRW_PAUSE_PACK      0x224
323 #define OBD_FAIL_OST_CONNECT_NET2        0x225
324 #define OBD_FAIL_OST_NOMEM               0x226
325 #define OBD_FAIL_OST_BRW_PAUSE_BULK2     0x227
326 #define OBD_FAIL_OST_MAPBLK_ENOSPC       0x228
327 #define OBD_FAIL_OST_ENOINO              0x229
328 #define OBD_FAIL_OST_DQACQ_NET           0x230
329 #define OBD_FAIL_OST_STATFS_EINPROGRESS  0x231
330 #define OBD_FAIL_OST_SET_INFO_NET        0x232
331 #define OBD_FAIL_OST_NODESTROY           0x233
332 /*      OBD_FAIL_OST_READ_SIZE           0x234 obsolete since 2.14 */
333 #define OBD_FAIL_OST_LADVISE_NET         0x235
334 #define OBD_FAIL_OST_PAUSE_PUNCH         0x236
335 #define OBD_FAIL_OST_LADVISE_PAUSE       0x237
336 #define OBD_FAIL_OST_FAKE_RW             0x238
337 #define OBD_FAIL_OST_LIST_ASSERT         0x239
338 #define OBD_FAIL_OST_GL_WORK_ALLOC       0x240
339 #define OBD_FAIL_OST_SKIP_LV_CHECK       0x241
340 #define OBD_FAIL_OST_STATFS_DELAY        0x242
341 #define OBD_FAIL_OST_INTEGRITY_FAULT     0x243
342 #define OBD_FAIL_OST_INTEGRITY_CMP       0x244
343 #define OBD_FAIL_OST_DISCONNECT_DELAY    0x245
344 #define OBD_FAIL_OST_DELAY_TRANS         0x246
345 #define OBD_FAIL_OST_PREPARE_DELAY       0x247
346 #define OBD_FAIL_OST_2BIG_NIOBUF         0x248
347
348 #define OBD_FAIL_LDLM                    0x300
349 #define OBD_FAIL_LDLM_NAMESPACE_NEW      0x301
350 #define OBD_FAIL_LDLM_ENQUEUE_NET                       0x302
351 #define OBD_FAIL_LDLM_CONVERT_NET                       0x303
352 #define OBD_FAIL_LDLM_CANCEL_NET                        0x304
353 #define OBD_FAIL_LDLM_BL_CALLBACK_NET                   0x305
354 #define OBD_FAIL_LDLM_CP_CALLBACK_NET                   0x306
355 #define OBD_FAIL_LDLM_GL_CALLBACK_NET                   0x307
356 #define OBD_FAIL_LDLM_ENQUEUE_EXTENT_ERR 0x308
357 #define OBD_FAIL_LDLM_ENQUEUE_INTENT_ERR 0x309
358 #define OBD_FAIL_LDLM_CREATE_RESOURCE    0x30a
359 #define OBD_FAIL_LDLM_ENQUEUE_BLOCKED    0x30b
360 #define OBD_FAIL_LDLM_REPLY              0x30c
361 #define OBD_FAIL_LDLM_RECOV_CLIENTS      0x30d
362 #define OBD_FAIL_LDLM_ENQUEUE_OLD_EXPORT 0x30e
363 #define OBD_FAIL_LDLM_GLIMPSE            0x30f
364 #define OBD_FAIL_LDLM_CANCEL_RACE        0x310
365 #define OBD_FAIL_LDLM_CANCEL_EVICT_RACE  0x311
366 #define OBD_FAIL_LDLM_PAUSE_CANCEL       0x312
367 #define OBD_FAIL_LDLM_CLOSE_THREAD       0x313
368 #define OBD_FAIL_LDLM_CANCEL_BL_CB_RACE  0x314
369 #define OBD_FAIL_LDLM_CP_CB_WAIT         0x315
370 #define OBD_FAIL_LDLM_OST_FAIL_RACE      0x316
371 #define OBD_FAIL_LDLM_INTR_CP_AST        0x317
372 #define OBD_FAIL_LDLM_CP_BL_RACE         0x318
373 #define OBD_FAIL_LDLM_NEW_LOCK           0x319
374 #define OBD_FAIL_LDLM_AGL_DELAY          0x31a
375 #define OBD_FAIL_LDLM_AGL_NOLOCK         0x31b
376 #define OBD_FAIL_LDLM_OST_LVB            0x31c
377 #define OBD_FAIL_LDLM_ENQUEUE_HANG       0x31d
378 #define OBD_FAIL_LDLM_BL_EVICT           0x31e
379 #define OBD_FAIL_LDLM_PAUSE_CANCEL2      0x31f
380 #define OBD_FAIL_LDLM_CP_CB_WAIT2        0x320
381 #define OBD_FAIL_LDLM_CP_CB_WAIT3        0x321
382 #define OBD_FAIL_LDLM_CP_CB_WAIT4        0x322
383 #define OBD_FAIL_LDLM_CP_CB_WAIT5        0x323
384 #define OBD_FAIL_LDLM_SRV_BL_AST         0x324
385 #define OBD_FAIL_LDLM_SRV_CP_AST         0x325
386 #define OBD_FAIL_LDLM_SRV_GL_AST         0x326
387 #define OBD_FAIL_LDLM_WATERMARK_LOW      0x327
388 #define OBD_FAIL_LDLM_WATERMARK_HIGH     0x328
389
390 #define OBD_FAIL_LDLM_GRANT_CHECK        0x32a
391 #define OBD_FAIL_LDLM_PROLONG_PAUSE      0x32b
392 #define OBD_FAIL_LDLM_LOCAL_CANCEL_PAUSE 0x32c
393
394 /* LOCKLESS IO */
395 #define OBD_FAIL_LDLM_SET_CONTENTION     0x385
396
397 #define OBD_FAIL_OSC                     0x400
398 #define OBD_FAIL_OSC_BRW_READ_BULK       0x401
399 #define OBD_FAIL_OSC_BRW_WRITE_BULK      0x402
400 #define OBD_FAIL_OSC_LOCK_BL_AST         0x403
401 #define OBD_FAIL_OSC_LOCK_CP_AST         0x404
402 #define OBD_FAIL_OSC_MATCH               0x405
403 #define OBD_FAIL_OSC_BRW_PREP_REQ        0x406
404 #define OBD_FAIL_OSC_SHUTDOWN            0x407
405 #define OBD_FAIL_OSC_CHECKSUM_RECEIVE    0x408
406 #define OBD_FAIL_OSC_CHECKSUM_SEND       0x409
407 #define OBD_FAIL_OSC_BRW_PREP_REQ2       0x40a
408 /* #define OBD_FAIL_OSC_CONNECT_CKSUM       0x40b Obsolete since 2.9 */
409 #define OBD_FAIL_OSC_CKSUM_ADLER_ONLY    0x40c
410 #define OBD_FAIL_OSC_DIO_PAUSE           0x40d
411 #define OBD_FAIL_OSC_OBJECT_CONTENTION   0x40e
412 #define OBD_FAIL_OSC_CP_CANCEL_RACE      0x40f
413 #define OBD_FAIL_OSC_CP_ENQ_RACE         0x410
414 #define OBD_FAIL_OSC_NO_GRANT            0x411
415 #define OBD_FAIL_OSC_DELAY_SETTIME       0x412
416 #define OBD_FAIL_OSC_CONNECT_GRANT_PARAM 0x413
417 #define OBD_FAIL_OSC_DELAY_IO            0x414
418 #define OBD_FAIL_OSC_NO_SIZE_DATA        0x415
419
420 #define OBD_FAIL_PTLRPC                  0x500
421 #define OBD_FAIL_PTLRPC_ACK              0x501
422 #define OBD_FAIL_PTLRPC_RQBD             0x502
423 #define OBD_FAIL_PTLRPC_BULK_GET_NET     0x503
424 #define OBD_FAIL_PTLRPC_BULK_PUT_NET     0x504
425 #define OBD_FAIL_PTLRPC_DROP_RPC         0x505
426 #define OBD_FAIL_PTLRPC_DELAY_SEND       0x506
427 #define OBD_FAIL_PTLRPC_DELAY_RECOV      0x507
428 #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB   0x508
429 #define OBD_FAIL_PTLRPC_PAUSE_REQ        0x50a
430 #define OBD_FAIL_PTLRPC_PAUSE_REP        0x50c
431 #define OBD_FAIL_PTLRPC_IMP_DEACTIVE     0x50d
432 #define OBD_FAIL_PTLRPC_DUMP_LOG         0x50e
433 #define OBD_FAIL_PTLRPC_LONG_REPL_UNLINK 0x50f
434 #define OBD_FAIL_PTLRPC_LONG_BULK_UNLINK 0x510
435 #define OBD_FAIL_PTLRPC_HPREQ_TIMEOUT    0x511
436 #define OBD_FAIL_PTLRPC_HPREQ_NOTIMEOUT  0x512
437 #define OBD_FAIL_PTLRPC_DROP_REQ_OPC     0x513
438 #define OBD_FAIL_PTLRPC_FINISH_REPLAY    0x514
439 #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB2  0x515
440 #define OBD_FAIL_PTLRPC_DELAY_IMP_FULL   0x516
441 #define OBD_FAIL_PTLRPC_CANCEL_RESEND    0x517
442 #define OBD_FAIL_PTLRPC_DROP_BULK        0x51a
443 #define OBD_FAIL_PTLRPC_LONG_REQ_UNLINK  0x51b
444 #define OBD_FAIL_PTLRPC_LONG_BOTH_UNLINK 0x51c
445 #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB3  0x520
446 #define OBD_FAIL_PTLRPC_BULK_ATTACH      0x521
447 #define OBD_FAIL_PTLRPC_RESEND_RACE      0x525
448 #define OBD_FAIL_PTLRPC_ROUND_XID        0x530
449 #define OBD_FAIL_PTLRPC_CONNECT_RACE     0x531
450
451 #define OBD_FAIL_OBD_PING_NET            0x600
452 /*      OBD_FAIL_OBD_LOG_CANCEL_NET      0x601 obsolete since 1.5 */
453 #define OBD_FAIL_OBD_LOGD_NET            0x602
454 /*      OBD_FAIL_OBD_QC_CALLBACK_NET     0x603 obsolete since 2.4 */
455 #define OBD_FAIL_OBD_DQACQ               0x604
456 #define OBD_FAIL_OBD_LLOG_SETUP          0x605
457 /*      OBD_FAIL_OBD_LOG_CANCEL_REP      0x606 obsolete since 1.5 */
458 #define OBD_FAIL_OBD_IDX_READ_NET        0x607
459 #define OBD_FAIL_OBD_IDX_READ_BREAK      0x608
460 #define OBD_FAIL_OBD_NO_LRU              0x609
461 #define OBD_FAIL_OBDCLASS_MODULE_LOAD    0x60a
462 #define OBD_FAIL_OBD_ZERO_NLINK_RACE     0x60b
463 #define OBD_FAIL_OBD_STOP_MDS_RACE       0x60c
464
465 #define OBD_FAIL_TGT_REPLY_NET           0x700
466 #define OBD_FAIL_TGT_CONN_RACE           0x701
467 #define OBD_FAIL_TGT_FORCE_RECONNECT     0x702
468 #define OBD_FAIL_TGT_DELAY_CONNECT       0x703
469 #define OBD_FAIL_TGT_DELAY_RECONNECT     0x704
470 #define OBD_FAIL_TGT_DELAY_PRECREATE     0x705
471 #define OBD_FAIL_TGT_TOOMANY_THREADS     0x706
472 #define OBD_FAIL_TGT_REPLAY_DROP         0x707
473 #define OBD_FAIL_TGT_FAKE_EXP            0x708
474 #define OBD_FAIL_TGT_REPLAY_DELAY        0x709
475 /* #define OBD_FAIL_TGT_LAST_REPLAY         0x710 (obsoleted) */
476 #define OBD_FAIL_TGT_CLIENT_ADD          0x711
477 #define OBD_FAIL_TGT_RCVG_FLAG           0x712
478 #define OBD_FAIL_TGT_DELAY_CONDITIONAL   0x713
479 #define OBD_FAIL_TGT_REPLAY_DELAY2       0x714
480 #define OBD_FAIL_TGT_REPLAY_RECONNECT    0x715
481 #define OBD_FAIL_TGT_MOUNT_RACE          0x716
482 #define OBD_FAIL_TGT_REPLAY_TIMEOUT      0x717
483 #define OBD_FAIL_TGT_CLIENT_DEL          0x718
484 #define OBD_FAIL_TGT_SLUGGISH_NET        0x719
485 #define OBD_FAIL_TGT_RCVD_EIO            0x720
486 #define OBD_FAIL_TGT_RECOVERY_REQ_RACE   0x721
487 #define OBD_FAIL_TGT_REPLY_DATA_RACE     0x722
488 #define OBD_FAIL_TGT_RECOVERY_CONNECT    0x724
489
490 #define OBD_FAIL_MDC_REVALIDATE_PAUSE    0x800
491 #define OBD_FAIL_MDC_ENQUEUE_PAUSE       0x801
492 #define OBD_FAIL_MDC_OLD_EXT_FLAGS       0x802
493 #define OBD_FAIL_MDC_GETATTR_ENQUEUE     0x803
494 #define OBD_FAIL_MDC_RPCS_SEM            0x804 /* deprecated */
495 #define OBD_FAIL_MDC_LIGHTWEIGHT         0x805
496 #define OBD_FAIL_MDC_CLOSE               0x806
497 #define OBD_FAIL_MDC_MERGE               0x807
498 #define OBD_FAIL_MDC_GLIMPSE_DDOS        0x808
499
500 #define OBD_FAIL_MGS                     0x900
501 #define OBD_FAIL_MGS_ALL_REQUEST_NET     0x901
502 #define OBD_FAIL_MGS_ALL_REPLY_NET       0x902
503 #define OBD_FAIL_MGC_PAUSE_PROCESS_LOG   0x903
504 #define OBD_FAIL_MGS_PAUSE_REQ           0x904
505 #define OBD_FAIL_MGS_PAUSE_TARGET_REG    0x905
506 #define OBD_FAIL_MGS_CONNECT_NET         0x906
507 #define OBD_FAIL_MGS_DISCONNECT_NET      0x907
508 #define OBD_FAIL_MGS_SET_INFO_NET        0x908
509 #define OBD_FAIL_MGS_EXCEPTION_NET       0x909
510 #define OBD_FAIL_MGS_TARGET_REG_NET      0x90a
511 #define OBD_FAIL_MGS_TARGET_DEL_NET      0x90b
512 #define OBD_FAIL_MGS_CONFIG_READ_NET     0x90c
513 #define OBD_FAIL_MGS_LDLM_REPLY_NET      0x90d
514 #define OBD_FAIL_MGS_WRITE_TARGET_DELAY  0x90e
515
516 #define OBD_FAIL_QUOTA_DQACQ_NET                        0xA01
517 #define OBD_FAIL_QUOTA_EDQUOT            0xA02
518 #define OBD_FAIL_QUOTA_DELAY_REINT       0xA03
519 #define OBD_FAIL_QUOTA_RECOVERABLE_ERR   0xA04
520 #define OBD_FAIL_QUOTA_INIT              0xA05
521
522 #define OBD_FAIL_LPROC_REMOVE            0xB00
523
524 #define OBD_FAIL_SEQ                     0x1000
525 #define OBD_FAIL_SEQ_QUERY_NET           0x1001
526 #define OBD_FAIL_SEQ_EXHAUST             0x1002
527
528 #define OBD_FAIL_FLD                     0x1100
529 #define OBD_FAIL_FLD_QUERY_NET           0x1101
530 #define OBD_FAIL_FLD_READ_NET            0x1102
531 #define OBD_FAIL_FLD_QUERY_REQ           0x1103
532
533 #define OBD_FAIL_SEC_CTX                 0x1200
534 #define OBD_FAIL_SEC_CTX_INIT_NET        0x1201
535 #define OBD_FAIL_SEC_CTX_INIT_CONT_NET   0x1202
536 #define OBD_FAIL_SEC_CTX_FINI_NET        0x1203
537 #define OBD_FAIL_SEC_CTX_HDL_PAUSE       0x1204
538
539 #define OBD_FAIL_LLOG                               0x1300
540 /* was  OBD_FAIL_LLOG_ORIGIN_CONNECT_NET            0x1301 until 2.4 */
541 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_CREATE_NET      0x1302
542 /* was  OBD_FAIL_LLOG_ORIGIN_HANDLE_DESTROY_NET     0x1303 until 2.11 */
543 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_READ_HEADER_NET 0x1304
544 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_NEXT_BLOCK_NET  0x1305
545 #define OBD_FAIL_LLOG_ORIGIN_HANDLE_PREV_BLOCK_NET  0x1306
546 /* was  OBD_FAIL_LLOG_ORIGIN_HANDLE_WRITE_REC_NET   0x1307 until 2.1 */
547 /* was  OBD_FAIL_LLOG_ORIGIN_HANDLE_CLOSE_NET       0x1308 until 1.8 */
548 /* was  OBD_FAIL_LLOG_CATINFO_NET                   0x1309 until 2.3 */
549 #define OBD_FAIL_MDS_SYNC_CAPA_SL                   0x1310
550 #define OBD_FAIL_SEQ_ALLOC                          0x1311
551 #define OBD_FAIL_CAT_RECORDS                        0x1312
552 #define OBD_FAIL_CAT_FREE_RECORDS                   0x1313
553 #define OBD_FAIL_TIME_IN_CHLOG_USER                 0x1314
554 #define CFS_FAIL_CHLOG_USER_REG_UNREG_RACE          0x1315
555 #define OBD_FAIL_FORCE_GC_THREAD                    0x1316
556 #define OBD_FAIL_LLOG_PROCESS_TIMEOUT               0x1317
557 #define OBD_FAIL_LLOG_PURGE_DELAY                   0x1318
558
559 #define OBD_FAIL_LLITE                              0x1400
560 #define OBD_FAIL_LLITE_FAULT_TRUNC_RACE             0x1401
561 #define OBD_FAIL_LOCK_STATE_WAIT_INTR               0x1402
562 #define OBD_FAIL_LOV_INIT                           0x1403
563 #define OBD_FAIL_GLIMPSE_DELAY                      0x1404
564 #define OBD_FAIL_LLITE_XATTR_ENOMEM                 0x1405
565 #define OBD_FAIL_MAKE_LOVEA_HOLE                    0x1406
566 #define OBD_FAIL_LLITE_LOST_LAYOUT                  0x1407
567 #define OBD_FAIL_LLITE_NO_CHECK_DEAD                0x1408
568 #define OBD_FAIL_GETATTR_DELAY                      0x1409
569 #define OBD_FAIL_LLITE_CREATE_FILE_PAUSE            0x1409
570 #define OBD_FAIL_LLITE_NEWNODE_PAUSE                0x140a
571 #define OBD_FAIL_LLITE_SETDIRSTRIPE_PAUSE           0x140b
572 #define OBD_FAIL_LLITE_CREATE_NODE_PAUSE            0x140c
573 #define OBD_FAIL_LLITE_IMUTEX_SEC                   0x140e
574 #define OBD_FAIL_LLITE_IMUTEX_NOSEC                 0x140f
575 #define OBD_FAIL_LLITE_OPEN_BY_NAME                 0x1410
576 #define OBD_FAIL_LLITE_PCC_FAKE_ERROR               0x1411
577 #define OBD_FAIL_LLITE_PCC_DETACH_MKWRITE           0x1412
578 #define OBD_FAIL_LLITE_PCC_MKWRITE_PAUSE            0x1413
579 #define OBD_FAIL_LLITE_PCC_ATTACH_PAUSE             0x1414
580
581 #define OBD_FAIL_FID_INDIR      0x1501
582 #define OBD_FAIL_FID_INLMA      0x1502
583 #define OBD_FAIL_FID_IGIF       0x1504
584 #define OBD_FAIL_FID_LOOKUP     0x1505
585 #define OBD_FAIL_FID_NOLMA      0x1506
586
587 /* LFSCK */
588 #define OBD_FAIL_LFSCK_DELAY1           0x1600
589 #define OBD_FAIL_LFSCK_DELAY2           0x1601
590 #define OBD_FAIL_LFSCK_DELAY3           0x1602
591 #define OBD_FAIL_LFSCK_LINKEA_CRASH     0x1603
592 #define OBD_FAIL_LFSCK_LINKEA_MORE      0x1604
593 #define OBD_FAIL_LFSCK_LINKEA_MORE2     0x1605
594 #define OBD_FAIL_LFSCK_FATAL1           0x1608
595 #define OBD_FAIL_LFSCK_FATAL2           0x1609
596 #define OBD_FAIL_LFSCK_CRASH            0x160a
597 #define OBD_FAIL_LFSCK_NO_AUTO          0x160b
598 #define OBD_FAIL_LFSCK_NO_DOUBLESCAN    0x160c
599 #define OBD_FAIL_LFSCK_SKIP_LASTID      0x160d
600 #define OBD_FAIL_LFSCK_DELAY4           0x160e
601 #define OBD_FAIL_LFSCK_BAD_LMMOI        0x160f
602 #define OBD_FAIL_LFSCK_DANGLING         0x1610
603 #define OBD_FAIL_LFSCK_UNMATCHED_PAIR1  0x1611
604 #define OBD_FAIL_LFSCK_UNMATCHED_PAIR2  0x1612
605 #define OBD_FAIL_LFSCK_BAD_OWNER        0x1613
606 #define OBD_FAIL_LFSCK_MULTIPLE_REF     0x1614
607 #define OBD_FAIL_LFSCK_LOST_STRIPE      0x1615
608 #define OBD_FAIL_LFSCK_LOST_MDTOBJ      0x1616
609 #define OBD_FAIL_LFSCK_NOPFID           0x1617
610 #define OBD_FAIL_LFSCK_CHANGE_STRIPE    0x1618
611 #define OBD_FAIL_LFSCK_INVALID_PFID     0x1619
612 #define OBD_FAIL_LFSCK_LOST_SPEOBJ      0x161a
613 #define OBD_FAIL_LFSCK_DELAY5           0x161b
614 #define OBD_FAIL_LFSCK_BAD_NETWORK      0x161c
615 #define OBD_FAIL_LFSCK_NO_LINKEA        0x161d
616 #define OBD_FAIL_LFSCK_BAD_PARENT       0x161e
617 #define OBD_FAIL_LFSCK_DANGLING2        0x1620
618 #define OBD_FAIL_LFSCK_DANGLING3        0x1621
619 #define OBD_FAIL_LFSCK_MUL_REF          0x1622
620 #define OBD_FAIL_LFSCK_BAD_TYPE         0x1623
621 #define OBD_FAIL_LFSCK_NO_NAMEENTRY     0x1624
622 #define OBD_FAIL_LFSCK_LESS_NLINK       0x1626
623 #define OBD_FAIL_LFSCK_BAD_NAME_HASH    0x1628
624 #define OBD_FAIL_LFSCK_LOST_MASTER_LMV  0x1629
625 #define OBD_FAIL_LFSCK_LOST_SLAVE_LMV   0x162a
626 #define OBD_FAIL_LFSCK_BAD_SLAVE_LMV    0x162b
627 #define OBD_FAIL_LFSCK_BAD_SLAVE_NAME   0x162c
628 #define OBD_FAIL_LFSCK_ENGINE_DELAY     0x162d
629 #define OBD_FAIL_LFSCK_LOST_MDTOBJ2     0x162e
630 #define OBD_FAIL_LFSCK_BAD_PFL_RANGE    0x162f
631 #define OBD_FAIL_LFSCK_NO_AGENTOBJ      0x1630
632 #define OBD_FAIL_LFSCK_NO_AGENTENT      0x1631
633
634 #define OBD_FAIL_LFSCK_NOTIFY_NET       0x16f0
635 #define OBD_FAIL_LFSCK_QUERY_NET        0x16f1
636
637 /* UPDATE */
638 #define OBD_FAIL_OUT_UPDATE_NET         0x1700
639 #define OBD_FAIL_OUT_UPDATE_NET_REP     0x1701
640 #define OBD_FAIL_SPLIT_UPDATE_REC       0x1702
641 #define OBD_FAIL_LARGE_STRIPE           0x1703
642 #define OBD_FAIL_OUT_ENOSPC             0x1704
643 #define OBD_FAIL_INVALIDATE_UPDATE      0x1705
644
645 /* MIGRATE */
646 #define OBD_FAIL_MIGRATE_ENTRIES                0x1801
647
648 /* LMV */
649 #define OBD_FAIL_UNKNOWN_LMV_STRIPE             0x1901
650
651 /* FLR */
652 #define OBD_FAIL_FLR_GLIMPSE_IMMUTABLE          0x1A00
653 #define OBD_FAIL_FLR_LV_DELAY                   0x1A01
654 #define OBD_FAIL_FLR_LV_INC                     0x1A02
655 #define OBD_FAIL_FLR_RANDOM_PICK_MIRROR 0x1A03
656
657 /* DT */
658 #define OBD_FAIL_DT_DECLARE_ATTR_GET            0x2000
659 #define OBD_FAIL_DT_ATTR_GET                    0x2001
660 #define OBD_FAIL_DT_DECLARE_ATTR_SET            0x2002
661 #define OBD_FAIL_DT_ATTR_SET                    0x2003
662 #define OBD_FAIL_DT_DECLARE_XATTR_GET           0x2004
663 #define OBD_FAIL_DT_XATTR_GET                   0x2005
664 #define OBD_FAIL_DT_DECLARE_XATTR_SET           0x2006
665 #define OBD_FAIL_DT_XATTR_SET                   0x2007
666 #define OBD_FAIL_DT_DECLARE_XATTR_DEL           0x2008
667 #define OBD_FAIL_DT_XATTR_DEL                   0x2009
668 #define OBD_FAIL_DT_XATTR_LIST                  0x200a
669 #define OBD_FAIL_DT_DECLARE_CREATE              0x200b
670 #define OBD_FAIL_DT_CREATE                      0x200c
671 #define OBD_FAIL_DT_DECLARE_DESTROY             0x200d
672 #define OBD_FAIL_DT_DESTROY                     0x200e
673 #define OBD_FAIL_DT_INDEX_TRY                   0x200f
674 #define OBD_FAIL_DT_DECLARE_REF_ADD             0x2010
675 #define OBD_FAIL_DT_REF_ADD                     0x2011
676 #define OBD_FAIL_DT_DECLARE_REF_DEL             0x2012
677 #define OBD_FAIL_DT_REF_DEL                     0x2013
678 #define OBD_FAIL_DT_DECLARE_INSERT              0x2014
679 #define OBD_FAIL_DT_INSERT                      0x2015
680 #define OBD_FAIL_DT_DECLARE_DELETE              0x2016
681 #define OBD_FAIL_DT_DELETE                      0x2017
682 #define OBD_FAIL_DT_LOOKUP                      0x2018
683 #define OBD_FAIL_DT_TXN_STOP                    0x2019
684
685 #define OBD_FAIL_OSP_CHECK_INVALID_REC          0x2100
686 #define OBD_FAIL_OSP_CHECK_ENOMEM               0x2101
687 #define OBD_FAIL_OSP_FAKE_PRECREATE             0x2102
688 #define OBD_FAIL_OSP_RPCS_SEM                   0x2104
689 #define OBD_FAIL_OSP_CANT_PROCESS_LLOG          0x2105
690
691  /* barrier */
692 #define OBD_FAIL_MGS_BARRIER_READ_NET           0x2200
693 #define OBD_FAIL_MGS_BARRIER_NOTIFY_NET         0x2201
694
695 #define OBD_FAIL_BARRIER_DELAY                  0x2202
696 #define OBD_FAIL_BARRIER_FAILURE                0x2203
697
698 #define OBD_FAIL_OSD_FAIL_AT_TRUNCATE           0x2301
699
700 /* LNet is allocated failure locations 0xe000 to 0xffff */
701 /* Assign references to moved code to reduce code changes */
702 #define OBD_FAIL_PRECHECK(id)                   CFS_FAIL_PRECHECK(id)
703 #define OBD_FAIL_CHECK(id)                      CFS_FAIL_CHECK(id)
704 #define OBD_FAIL_CHECK_VALUE(id, value)         CFS_FAIL_CHECK_VALUE(id, value)
705 #define OBD_FAIL_CHECK_ORSET(id, value)         CFS_FAIL_CHECK_ORSET(id, value)
706 #define OBD_FAIL_CHECK_RESET(id, value)         CFS_FAIL_CHECK_RESET(id, value)
707 #define OBD_FAIL_RETURN(id, ret)                CFS_FAIL_RETURN(id, ret)
708 #define OBD_FAIL_TIMEOUT(id, secs)              CFS_FAIL_TIMEOUT(id, secs)
709 #define OBD_FAIL_TIMEOUT_MS(id, ms)             CFS_FAIL_TIMEOUT_MS(id, ms)
710 #define OBD_FAIL_TIMEOUT_ORSET(id, value, secs) CFS_FAIL_TIMEOUT_ORSET(id, value, secs)
711 #define OBD_RACE(id)                            CFS_RACE(id)
712 #define OBD_FAIL_ONCE                           CFS_FAIL_ONCE
713 #define OBD_FAILED                              CFS_FAILED
714
715 #define LUT_FAIL_CLASS(fail_id)                 (((fail_id) >> 8) << 16)
716 #define LUT_FAIL_MGT                            LUT_FAIL_CLASS(OBD_FAIL_MGS)
717 #define LUT_FAIL_MDT                            LUT_FAIL_CLASS(OBD_FAIL_MDS)
718 #define LUT_FAIL_OST                            LUT_FAIL_CLASS(OBD_FAIL_OST)
719
720 extern atomic_t libcfs_kmemory;
721
722 #ifdef CONFIG_PROC_FS
723 #define obd_memory_add(size)                                                  \
724         lprocfs_counter_add(obd_memory, OBD_MEMORY_STAT, (long)(size))
725 #define obd_memory_sub(size)                                                  \
726         lprocfs_counter_sub(obd_memory, OBD_MEMORY_STAT, (long)(size))
727 #define obd_memory_sum()                                                      \
728         lprocfs_stats_collector(obd_memory, OBD_MEMORY_STAT,                  \
729                                 LPROCFS_FIELDS_FLAGS_SUM)
730
731 extern void obd_update_maxusage(void);
732 extern __u64 obd_memory_max(void);
733
734 #else /* CONFIG_PROC_FS */
735
736 extern __u64 obd_alloc;
737
738 extern __u64 obd_max_alloc;
739
740 static inline void obd_memory_add(long size)
741 {
742         obd_alloc += size;
743         if (obd_alloc > obd_max_alloc)
744                 obd_max_alloc = obd_alloc;
745 }
746
747 static inline void obd_memory_sub(long size)
748 {
749         obd_alloc -= size;
750 }
751
752 #define obd_memory_sum() (obd_alloc)
753
754 #define obd_memory_max() (obd_max_alloc)
755
756 #endif /* !CONFIG_PROC_FS */
757
758 #define OBD_DEBUG_MEMUSAGE (1)
759
760 #if OBD_DEBUG_MEMUSAGE
761 #define OBD_ALLOC_POST(ptr, size, name)                                 \
762                 obd_memory_add(size);                                   \
763                 CDEBUG(D_MALLOC, name " '" #ptr "': %d at %p.\n",       \
764                        (int)(size), ptr)
765
766 #define OBD_FREE_PRE(ptr, size, name)                                   \
767         LASSERT(ptr);                                                   \
768         obd_memory_sub(size);                                           \
769         CDEBUG(D_MALLOC, name " '" #ptr "': %d at %p.\n",               \
770                (int)(size), ptr);
771
772 #else /* !OBD_DEBUG_MEMUSAGE */
773
774 #define OBD_ALLOC_POST(ptr, size, name) ((void)0)
775 #define OBD_FREE_PRE(ptr, size, name)   ((void)0)
776
777 #endif /* !OBD_DEBUG_MEMUSAGE */
778
779 #define __OBD_MALLOC_VERBOSE(ptr, cptab, cpt, size, flags)                    \
780 do {                                                                          \
781         if (cptab)                                                            \
782                 ptr = cfs_cpt_malloc((cptab), (cpt), (size),                  \
783                                      (flags) | __GFP_ZERO | __GFP_NOWARN);    \
784         if (!(cptab) || unlikely(!(ptr))) /* retry without CPT if failure */  \
785                 ptr = kmalloc(size, (flags) | __GFP_ZERO);                    \
786         if (likely((ptr) != NULL))                                            \
787                 OBD_ALLOC_POST((ptr), (size), "kmalloced");                   \
788 } while (0)
789
790 #define OBD_ALLOC_GFP(ptr, size, gfp_mask)                                    \
791         __OBD_MALLOC_VERBOSE(ptr, NULL, 0, size, gfp_mask)
792
793 #define OBD_ALLOC(ptr, size) OBD_ALLOC_GFP(ptr, size, GFP_NOFS)
794 #define OBD_ALLOC_WAIT(ptr, size) OBD_ALLOC_GFP(ptr, size, GFP_KERNEL)
795 #define OBD_ALLOC_PTR(ptr) OBD_ALLOC(ptr, sizeof *(ptr))
796 #define OBD_ALLOC_PTR_WAIT(ptr) OBD_ALLOC_WAIT(ptr, sizeof *(ptr))
797
798 #define OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, gfp_mask)                    \
799         __OBD_MALLOC_VERBOSE(ptr, cptab, cpt, size, gfp_mask)
800
801 #define OBD_CPT_ALLOC(ptr, cptab, cpt, size)                                  \
802         OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, GFP_NOFS)
803
804 #define OBD_CPT_ALLOC_PTR(ptr, cptab, cpt)                                    \
805         OBD_CPT_ALLOC(ptr, cptab, cpt, sizeof *(ptr))
806
807 /* Direct use of __vmalloc() allows for protection flag specification
808  * (and particularly to not set __GFP_FS, which is likely to cause some
809  * deadlock situations in our code).
810  */
811 #define __OBD_VMALLOC_VERBOSE(ptr, cptab, cpt, size)                          \
812 do {                                                                          \
813         (ptr) = cptab == NULL ?                                               \
814                 __vmalloc(size, GFP_NOFS | __GFP_HIGHMEM | __GFP_ZERO,        \
815                           PAGE_KERNEL) :                                      \
816                 cfs_cpt_vzalloc(cptab, cpt, size);                            \
817         if (unlikely((ptr) == NULL)) {                                        \
818                 CERROR("vmalloc of '" #ptr "' (%d bytes) failed\n",           \
819                        (int)(size));                                          \
820                 CERROR("%llu total bytes allocated by Lustre, %d by LNET\n", \
821                        obd_memory_sum(), atomic_read(&libcfs_kmemory));       \
822         } else {                                                              \
823                 OBD_ALLOC_POST(ptr, size, "vmalloced");                       \
824         }                                                                     \
825 } while(0)
826
827 #define OBD_VMALLOC(ptr, size)                                                \
828          __OBD_VMALLOC_VERBOSE(ptr, NULL, 0, size)
829 #define OBD_CPT_VMALLOC(ptr, cptab, cpt, size)                                \
830          __OBD_VMALLOC_VERBOSE(ptr, cptab, cpt, size)
831
832 #define OBD_ALLOC_LARGE(ptr, size)                                            \
833 do {                                                                          \
834         /* LU-8196 - force large allocations to use vmalloc, not kmalloc */   \
835         if ((size) > KMALLOC_MAX_SIZE)                                          \
836                 ptr = NULL;                                                   \
837         else                                                                  \
838                 OBD_ALLOC_GFP(ptr, size, GFP_NOFS | __GFP_NOWARN);            \
839         if (ptr == NULL)                                                      \
840                 OBD_VMALLOC(ptr, size);                                       \
841 } while (0)
842
843 #define OBD_CPT_ALLOC_LARGE(ptr, cptab, cpt, size)                            \
844 do {                                                                          \
845         OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, GFP_NOFS | __GFP_NOWARN);    \
846         if (ptr == NULL)                                                      \
847                 OBD_CPT_VMALLOC(ptr, cptab, cpt, size);                       \
848 } while (0)
849
850 #ifdef CONFIG_DEBUG_SLAB
851 #define POISON(ptr, c, s) do {} while (0)
852 #define POISON_PTR(ptr)  ((void)0)
853 #else
854 #define POISON(ptr, c, s) memset(ptr, c, s)
855 #define POISON_PTR(ptr)  (ptr) = (void *)0xdeadbeef
856 #endif
857
858 #ifdef POISON_BULK
859 #define POISON_PAGE(page, val) do { memset(kmap(page), val, PAGE_SIZE); \
860                                     kunmap(page); } while (0)
861 #else
862 #define POISON_PAGE(page, val) do { } while (0)
863 #endif
864
865 #define OBD_FREE(ptr, size)                                                   \
866 do {                                                                          \
867         OBD_FREE_PRE(ptr, size, "kfreed");                                    \
868         POISON(ptr, 0x5a, size);                                              \
869         kfree(ptr);                                                           \
870         POISON_PTR(ptr);                                                      \
871 } while (0)
872
873 #define OBD_FREE_LARGE(ptr, size)                                             \
874 do {                                                                          \
875         if (is_vmalloc_addr(ptr)) {                                           \
876                 OBD_FREE_PRE(ptr, size, "vfreed");                            \
877                 POISON(ptr, 0x5a, size);                                      \
878                 vfree(ptr);                                                   \
879                 POISON_PTR(ptr);                                              \
880         } else {                                                              \
881                 OBD_FREE(ptr, size);                                          \
882         }                                                                     \
883 } while (0)
884
885 /* we memset() the slab object to 0 when allocation succeeds, so DO NOT
886  * HAVE A CTOR THAT DOES ANYTHING.  its work will be cleared here.  we'd
887  * love to assert on that, but slab.c keeps kmem_cache_s all to itself. */
888 #define OBD_SLAB_FREE_RTN0(ptr, slab)                                         \
889 ({                                                                            \
890         kmem_cache_free((slab), (ptr));                                    \
891         (ptr) = NULL;                                                         \
892         0;                                                                    \
893 })
894
895 #define __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, cptab, cpt, size, type)           \
896 do {                                                                          \
897         LASSERT(ergo((type) != GFP_ATOMIC, !in_interrupt()));                 \
898         (ptr) = (cptab) == NULL ?                                             \
899                 kmem_cache_alloc(slab, (type) | __GFP_ZERO) :                 \
900                 cfs_mem_cache_cpt_alloc(slab, cptab, cpt, (type) | __GFP_ZERO); \
901         if (likely((ptr)))                                                    \
902                 OBD_ALLOC_POST(ptr, size, "slab-alloced");                    \
903 } while(0)
904
905 #define OBD_SLAB_ALLOC_GFP(ptr, slab, size, flags)                            \
906         __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, NULL, 0, size, flags)
907 #define OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, size, flags)            \
908         __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, cptab, cpt, size, flags)
909
910 #define OBD_FREE_PTR(ptr) OBD_FREE(ptr, sizeof *(ptr))
911
912 #define OBD_SLAB_FREE(ptr, slab, size)                                        \
913 do {                                                                          \
914         OBD_FREE_PRE(ptr, size, "slab-freed");                                \
915         POISON(ptr, 0x5a, size);                                              \
916         kmem_cache_free(slab, ptr);                                        \
917         POISON_PTR(ptr);                                                      \
918 } while(0)
919
920 #define OBD_SLAB_ALLOC(ptr, slab, size)                                       \
921         OBD_SLAB_ALLOC_GFP(ptr, slab, size, GFP_NOFS)
922
923 #define OBD_SLAB_CPT_ALLOC(ptr, slab, cptab, cpt, size)                       \
924         OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, size, GFP_NOFS)
925
926 #define OBD_SLAB_ALLOC_PTR(ptr, slab)                                         \
927         OBD_SLAB_ALLOC(ptr, slab, sizeof *(ptr))
928
929 #define OBD_SLAB_CPT_ALLOC_PTR(ptr, slab, cptab, cpt)                         \
930         OBD_SLAB_CPT_ALLOC(ptr, slab, cptab, cpt, sizeof *(ptr))
931
932 #define OBD_SLAB_ALLOC_PTR_GFP(ptr, slab, flags)                              \
933         OBD_SLAB_ALLOC_GFP(ptr, slab, sizeof *(ptr), flags)
934
935 #define OBD_SLAB_CPT_ALLOC_PTR_GFP(ptr, slab, cptab, cpt, flags)                      \
936         OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, sizeof *(ptr), flags)
937
938 #define OBD_SLAB_FREE_PTR(ptr, slab)                                          \
939         OBD_SLAB_FREE((ptr), (slab), sizeof *(ptr))
940
941 #define KEY_IS(str) \
942         (keylen >= (sizeof(str)-1) && memcmp(key, str, (sizeof(str)-1)) == 0)
943
944 /* LUSTRE_LMA_FL_MASKS defines which flags will be stored in LMA */
945
946 static inline int lma_to_lustre_flags(__u32 lma_flags)
947 {
948         return (lma_flags & LMAI_ORPHAN) ? LUSTRE_ORPHAN_FL : 0;
949 }
950
951 static inline int lustre_to_lma_flags(__u32 la_flags)
952 {
953         return (la_flags & LUSTRE_ORPHAN_FL) ? LMAI_ORPHAN : 0;
954 }
955
956 struct obd_heat_instance {
957         __u64 ohi_heat;
958         __u64 ohi_time_second;
959         __u64 ohi_count;
960 };
961
962 #endif