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