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/
30 * Lustre is a trademark of Sun Microsystems, Inc.
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>
42 #include <libcfs/libcfs.h>
43 #include <lprocfs_status.h>
44 #include <lustre_handles.h>
46 /* global variables */
47 extern struct lprocfs_stats *obd_memory;
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;
69 extern unsigned long obd_max_dirty_pages;
70 extern atomic_long_t obd_dirty_pages;
71 extern char obd_jobid_var[];
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
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 */
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
145 #define GRANT_SHRINK_INTERVAL 1200/*20 minutes*/
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
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
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
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
280 #define OBD_FAIL_OSD_TXN_START 0x19a
282 #define OBD_FAIL_OSD_DUPLICATE_MAP 0x19b
284 #define OBD_FAIL_OFD_SET_OID 0x1e0
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
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
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
395 #define OBD_FAIL_LDLM_SET_CONTENTION 0x385
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
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
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
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
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
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
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
522 #define OBD_FAIL_LPROC_REMOVE 0xB00
524 #define OBD_FAIL_SEQ 0x1000
525 #define OBD_FAIL_SEQ_QUERY_NET 0x1001
526 #define OBD_FAIL_SEQ_EXHAUST 0x1002
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
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
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
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
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
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
634 #define OBD_FAIL_LFSCK_NOTIFY_NET 0x16f0
635 #define OBD_FAIL_LFSCK_QUERY_NET 0x16f1
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
646 #define OBD_FAIL_MIGRATE_ENTRIES 0x1801
649 #define OBD_FAIL_UNKNOWN_LMV_STRIPE 0x1901
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
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
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
692 #define OBD_FAIL_MGS_BARRIER_READ_NET 0x2200
693 #define OBD_FAIL_MGS_BARRIER_NOTIFY_NET 0x2201
695 #define OBD_FAIL_BARRIER_DELAY 0x2202
696 #define OBD_FAIL_BARRIER_FAILURE 0x2203
698 #define OBD_FAIL_OSD_FAIL_AT_TRUNCATE 0x2301
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
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)
720 extern atomic_t libcfs_kmemory;
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)
731 extern void obd_update_maxusage(void);
732 extern __u64 obd_memory_max(void);
734 #else /* CONFIG_PROC_FS */
736 extern __u64 obd_alloc;
738 extern __u64 obd_max_alloc;
740 static inline void obd_memory_add(long size)
743 if (obd_alloc > obd_max_alloc)
744 obd_max_alloc = obd_alloc;
747 static inline void obd_memory_sub(long size)
752 #define obd_memory_sum() (obd_alloc)
754 #define obd_memory_max() (obd_max_alloc)
756 #endif /* !CONFIG_PROC_FS */
758 #define OBD_DEBUG_MEMUSAGE (1)
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", \
766 #define OBD_FREE_PRE(ptr, size, name) \
768 obd_memory_sub(size); \
769 CDEBUG(D_MALLOC, name " '" #ptr "': %d at %p.\n", \
772 #else /* !OBD_DEBUG_MEMUSAGE */
774 #define OBD_ALLOC_POST(ptr, size, name) ((void)0)
775 #define OBD_FREE_PRE(ptr, size, name) ((void)0)
777 #endif /* !OBD_DEBUG_MEMUSAGE */
779 #define __OBD_MALLOC_VERBOSE(ptr, cptab, cpt, size, flags) \
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"); \
790 #define OBD_ALLOC_GFP(ptr, size, gfp_mask) \
791 __OBD_MALLOC_VERBOSE(ptr, NULL, 0, size, gfp_mask)
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))
798 #define OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, gfp_mask) \
799 __OBD_MALLOC_VERBOSE(ptr, cptab, cpt, size, gfp_mask)
801 #define OBD_CPT_ALLOC(ptr, cptab, cpt, size) \
802 OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, GFP_NOFS)
804 #define OBD_CPT_ALLOC_PTR(ptr, cptab, cpt) \
805 OBD_CPT_ALLOC(ptr, cptab, cpt, sizeof *(ptr))
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).
811 #define __OBD_VMALLOC_VERBOSE(ptr, cptab, cpt, size) \
813 (ptr) = cptab == NULL ? \
814 __vmalloc(size, GFP_NOFS | __GFP_HIGHMEM | __GFP_ZERO, \
816 cfs_cpt_vzalloc(cptab, cpt, size); \
817 if (unlikely((ptr) == NULL)) { \
818 CERROR("vmalloc of '" #ptr "' (%d bytes) failed\n", \
820 CERROR("%llu total bytes allocated by Lustre, %d by LNET\n", \
821 obd_memory_sum(), atomic_read(&libcfs_kmemory)); \
823 OBD_ALLOC_POST(ptr, size, "vmalloced"); \
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)
832 #define OBD_ALLOC_LARGE(ptr, size) \
834 /* LU-8196 - force large allocations to use vmalloc, not kmalloc */ \
835 if ((size) > KMALLOC_MAX_SIZE) \
838 OBD_ALLOC_GFP(ptr, size, GFP_NOFS | __GFP_NOWARN); \
840 OBD_VMALLOC(ptr, size); \
843 #define OBD_CPT_ALLOC_LARGE(ptr, cptab, cpt, size) \
845 OBD_CPT_ALLOC_GFP(ptr, cptab, cpt, size, GFP_NOFS | __GFP_NOWARN); \
847 OBD_CPT_VMALLOC(ptr, cptab, cpt, size); \
850 #ifdef CONFIG_DEBUG_SLAB
851 #define POISON(ptr, c, s) do {} while (0)
852 #define POISON_PTR(ptr) ((void)0)
854 #define POISON(ptr, c, s) memset(ptr, c, s)
855 #define POISON_PTR(ptr) (ptr) = (void *)0xdeadbeef
859 #define POISON_PAGE(page, val) do { memset(kmap(page), val, PAGE_SIZE); \
860 kunmap(page); } while (0)
862 #define POISON_PAGE(page, val) do { } while (0)
865 #define OBD_FREE(ptr, size) \
867 OBD_FREE_PRE(ptr, size, "kfreed"); \
868 POISON(ptr, 0x5a, size); \
873 #define OBD_FREE_LARGE(ptr, size) \
875 if (is_vmalloc_addr(ptr)) { \
876 OBD_FREE_PRE(ptr, size, "vfreed"); \
877 POISON(ptr, 0x5a, size); \
881 OBD_FREE(ptr, size); \
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) \
890 kmem_cache_free((slab), (ptr)); \
895 #define __OBD_SLAB_ALLOC_VERBOSE(ptr, slab, cptab, cpt, size, type) \
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); \
902 OBD_ALLOC_POST(ptr, size, "slab-alloced"); \
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)
910 #define OBD_FREE_PTR(ptr) OBD_FREE(ptr, sizeof *(ptr))
912 #define OBD_SLAB_FREE(ptr, slab, size) \
914 OBD_FREE_PRE(ptr, size, "slab-freed"); \
915 POISON(ptr, 0x5a, size); \
916 kmem_cache_free(slab, ptr); \
920 #define OBD_SLAB_ALLOC(ptr, slab, size) \
921 OBD_SLAB_ALLOC_GFP(ptr, slab, size, GFP_NOFS)
923 #define OBD_SLAB_CPT_ALLOC(ptr, slab, cptab, cpt, size) \
924 OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, size, GFP_NOFS)
926 #define OBD_SLAB_ALLOC_PTR(ptr, slab) \
927 OBD_SLAB_ALLOC(ptr, slab, sizeof *(ptr))
929 #define OBD_SLAB_CPT_ALLOC_PTR(ptr, slab, cptab, cpt) \
930 OBD_SLAB_CPT_ALLOC(ptr, slab, cptab, cpt, sizeof *(ptr))
932 #define OBD_SLAB_ALLOC_PTR_GFP(ptr, slab, flags) \
933 OBD_SLAB_ALLOC_GFP(ptr, slab, sizeof *(ptr), flags)
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)
938 #define OBD_SLAB_FREE_PTR(ptr, slab) \
939 OBD_SLAB_FREE((ptr), (slab), sizeof *(ptr))
941 #define KEY_IS(str) \
942 (keylen >= (sizeof(str)-1) && memcmp(key, str, (sizeof(str)-1)) == 0)
944 /* LUSTRE_LMA_FL_MASKS defines which flags will be stored in LMA */
946 static inline int lma_to_lustre_flags(__u32 lma_flags)
948 return (lma_flags & LMAI_ORPHAN) ? LUSTRE_ORPHAN_FL : 0;
951 static inline int lustre_to_lma_flags(__u32 la_flags)
953 return (la_flags & LUSTRE_ORPHAN_FL) ? LMAI_ORPHAN : 0;
956 struct obd_heat_instance {
958 __u64 ohi_time_second;