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.sun.com/software/products/lustre/docs/GPLv2.pdf
23 * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2011, 2014, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
30 * Lustre is a trademark of Sun Microsystems, Inc.
32 * lustre/obdclass/lprocfs_status_server.c
35 #define DEBUG_SUBSYSTEM S_CLASS
38 #include <obd_class.h>
39 #include <lprocfs_status.h>
40 #include <lustre/lustre_idl.h>
41 #include <lustre_nodemap.h>
45 int lprocfs_evict_client_open(struct inode *inode, struct file *f)
47 struct obd_device *obd = PDE_DATA(f->f_dentry->d_inode);
49 atomic_inc(&obd->obd_evict_inprogress);
53 int lprocfs_evict_client_release(struct inode *inode, struct file *f)
55 struct obd_device *obd = PDE_DATA(f->f_dentry->d_inode);
57 atomic_dec(&obd->obd_evict_inprogress);
58 wake_up(&obd->obd_evict_inprogress_waitq);
63 #define BUFLEN (UUID_MAX + 5)
66 lprocfs_evict_client_seq_write(struct file *file, const char *buffer,
67 size_t count, loff_t *off)
69 struct seq_file *m = file->private_data;
70 struct obd_device *obd = m->private;
73 OBD_ALLOC(kbuf, BUFLEN);
78 * OBD_ALLOC() will zero kbuf, but we only copy BUFLEN - 1
79 * bytes into kbuf, to ensure that the string is NUL-terminated.
80 * UUID_MAX should include a trailing NUL already.
82 if (copy_from_user(kbuf, buffer,
83 min_t(unsigned long, BUFLEN - 1, count))) {
87 tmpbuf = cfs_firststr(kbuf, min_t(unsigned long, BUFLEN - 1, count));
88 class_incref(obd, __func__, current);
90 if (strncmp(tmpbuf, "nid:", 4) == 0)
91 obd_export_evict_by_nid(obd, tmpbuf + 4);
92 else if (strncmp(tmpbuf, "uuid:", 5) == 0)
93 obd_export_evict_by_uuid(obd, tmpbuf + 5);
95 obd_export_evict_by_uuid(obd, tmpbuf);
97 class_decref(obd, __func__, current);
100 OBD_FREE(kbuf, BUFLEN);
103 EXPORT_SYMBOL(lprocfs_evict_client_seq_write);
107 int lprocfs_num_exports_seq_show(struct seq_file *m, void *data)
109 struct obd_device *obd = data;
111 LASSERT(obd != NULL);
112 return seq_printf(m, "%u\n", obd->obd_num_exports);
114 EXPORT_SYMBOL(lprocfs_num_exports_seq_show);
116 static void lprocfs_free_client_stats(struct nid_stat *client_stat)
118 CDEBUG(D_CONFIG, "stat %p - data %p/%p\n", client_stat,
119 client_stat->nid_proc, client_stat->nid_stats);
121 LASSERTF(atomic_read(&client_stat->nid_exp_ref_count) == 0,
122 "nid %s:count %d\n", libcfs_nid2str(client_stat->nid),
123 atomic_read(&client_stat->nid_exp_ref_count));
125 if (client_stat->nid_proc)
126 lprocfs_remove(&client_stat->nid_proc);
128 if (client_stat->nid_stats)
129 lprocfs_free_stats(&client_stat->nid_stats);
131 if (client_stat->nid_ldlm_stats)
132 lprocfs_free_stats(&client_stat->nid_ldlm_stats);
134 OBD_FREE_PTR(client_stat);
138 void lprocfs_free_per_client_stats(struct obd_device *obd)
140 cfs_hash_t *hash = obd->obd_nid_stats_hash;
141 struct nid_stat *stat;
144 /* we need extra list - because hash_exit called to early */
145 /* not need locking because all clients is died */
146 while (!list_empty(&obd->obd_nid_stats)) {
147 stat = list_entry(obd->obd_nid_stats.next,
148 struct nid_stat, nid_list);
149 list_del_init(&stat->nid_list);
150 cfs_hash_del(hash, &stat->nid, &stat->nid_hash);
151 lprocfs_free_client_stats(stat);
155 EXPORT_SYMBOL(lprocfs_free_per_client_stats);
157 int lprocfs_exp_nid_seq_show(struct seq_file *m, void *data)
159 struct obd_export *exp = m->private;
160 LASSERT(exp != NULL);
161 return seq_printf(m, "%s\n", obd_export_nid2str(exp));
164 static int lprocfs_exp_print_uuid_seq(cfs_hash_t *hs, cfs_hash_bd_t *bd,
165 struct hlist_node *hnode, void *cb_data)
168 struct obd_export *exp = cfs_hash_object(hs, hnode);
169 struct seq_file *m = cb_data;
171 if (exp->exp_nid_stats)
172 seq_printf(m, "%s\n", obd_uuid2str(&exp->exp_client_uuid));
176 static int lprocfs_exp_nodemap_seq_show(struct seq_file *m, void *data)
178 struct obd_export *exp = m->private;
179 if (exp->exp_target_data.ted_nodemap)
180 return seq_printf(m, "%s\n",
181 exp->exp_target_data.ted_nodemap->nm_name);
182 return seq_printf(m, "null\n");
184 LPROC_SEQ_FOPS_RO(lprocfs_exp_nodemap);
186 static int lprocfs_exp_uuid_seq_show(struct seq_file *m, void *data)
188 struct nid_stat *stats = m->private;
189 struct obd_device *obd = stats->nid_obd;
191 cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
192 lprocfs_exp_print_uuid_seq, m);
195 LPROC_SEQ_FOPS_RO(lprocfs_exp_uuid);
197 static int lprocfs_exp_print_hash_seq(cfs_hash_t *hs, cfs_hash_bd_t *bd,
198 struct hlist_node *hnode, void *cb_data)
201 struct seq_file *m = cb_data;
202 struct obd_export *exp = cfs_hash_object(hs, hnode);
204 if (exp->exp_lock_hash != NULL) {
205 cfs_hash_debug_header(m);
206 cfs_hash_debug_str(hs, m);
211 static int lprocfs_exp_hash_seq_show(struct seq_file *m, void *data)
213 struct nid_stat *stats = m->private;
214 struct obd_device *obd = stats->nid_obd;
216 cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
217 lprocfs_exp_print_hash_seq, m);
220 LPROC_SEQ_FOPS_RO(lprocfs_exp_hash);
222 int lprocfs_nid_stats_clear_seq_show(struct seq_file *m, void *data)
224 return seq_printf(m, "%s\n", "Write into this file to clear all nid "
225 "stats and stale nid entries");
227 EXPORT_SYMBOL(lprocfs_nid_stats_clear_seq_show);
229 static int lprocfs_nid_stats_clear_write_cb(void *obj, void *data)
231 struct nid_stat *stat = obj;
234 CDEBUG(D_INFO, "refcnt %d\n", atomic_read(&stat->nid_exp_ref_count));
235 if (atomic_read(&stat->nid_exp_ref_count) == 1) {
236 /* object has only hash references. */
237 spin_lock(&stat->nid_obd->obd_nid_lock);
238 list_move(&stat->nid_list, data);
239 spin_unlock(&stat->nid_obd->obd_nid_lock);
242 /* we has reference to object - only clear data*/
244 lprocfs_clear_stats(stat->nid_stats);
250 lprocfs_nid_stats_clear_seq_write(struct file *file, const char *buffer,
251 size_t count, loff_t *off)
253 struct seq_file *m = file->private_data;
254 struct obd_device *obd = m->private;
255 struct nid_stat *client_stat;
256 struct list_head free_list;
258 INIT_LIST_HEAD(&free_list);
259 cfs_hash_cond_del(obd->obd_nid_stats_hash,
260 lprocfs_nid_stats_clear_write_cb, &free_list);
262 while (!list_empty(&free_list)) {
263 client_stat = list_entry(free_list.next, struct nid_stat,
265 list_del_init(&client_stat->nid_list);
266 lprocfs_free_client_stats(client_stat);
270 EXPORT_SYMBOL(lprocfs_nid_stats_clear_seq_write);
272 int lprocfs_exp_setup(struct obd_export *exp, lnet_nid_t *nid, int *newnid)
274 struct nid_stat *new_stat, *old_stat;
275 struct obd_device *obd = NULL;
276 struct proc_dir_entry *entry;
283 if (!exp || !exp->exp_obd || !exp->exp_obd->obd_proc_exports_entry ||
284 !exp->exp_obd->obd_nid_stats_hash)
287 /* not test against zero because eric say:
288 * You may only test nid against another nid, or LNET_NID_ANY.
289 * Anything else is nonsense.*/
290 if (!nid || *nid == LNET_NID_ANY)
293 spin_lock(&exp->exp_lock);
294 if (exp->exp_nid_stats != NULL) {
295 spin_unlock(&exp->exp_lock);
298 spin_unlock(&exp->exp_lock);
302 CDEBUG(D_CONFIG, "using hash %p\n", obd->obd_nid_stats_hash);
304 OBD_ALLOC_PTR(new_stat);
305 if (new_stat == NULL)
308 new_stat->nid = *nid;
309 new_stat->nid_obd = exp->exp_obd;
310 /* we need set default refcount to 1 to balance obd_disconnect */
311 atomic_set(&new_stat->nid_exp_ref_count, 1);
313 old_stat = cfs_hash_findadd_unique(obd->obd_nid_stats_hash,
314 nid, &new_stat->nid_hash);
315 CDEBUG(D_INFO, "Found stats %p for nid %s - ref %d\n",
316 old_stat, libcfs_nid2str(*nid),
317 atomic_read(&new_stat->nid_exp_ref_count));
319 /* Return -EALREADY here so that we know that the /proc
320 * entry already has been created */
321 if (old_stat != new_stat) {
322 spin_lock(&exp->exp_lock);
323 if (exp->exp_nid_stats) {
324 LASSERT(exp->exp_nid_stats == old_stat);
325 nidstat_putref(exp->exp_nid_stats);
327 exp->exp_nid_stats = old_stat;
328 spin_unlock(&exp->exp_lock);
329 GOTO(destroy_new, rc = -EALREADY);
331 /* not found - create */
332 OBD_ALLOC(buffer, LNET_NIDSTR_SIZE);
334 GOTO(destroy_new, rc = -ENOMEM);
336 memcpy(buffer, libcfs_nid2str(*nid), LNET_NIDSTR_SIZE);
337 #ifndef HAVE_ONLY_PROCFS_SEQ
338 new_stat->nid_proc = lprocfs_register(buffer,
339 obd->obd_proc_exports_entry,
342 new_stat->nid_proc = lprocfs_seq_register(buffer,
343 obd->obd_proc_exports_entry,
346 OBD_FREE(buffer, LNET_NIDSTR_SIZE);
348 if (IS_ERR(new_stat->nid_proc)) {
349 rc = PTR_ERR(new_stat->nid_proc);
350 new_stat->nid_proc = NULL;
351 CERROR("%s: cannot create proc entry for export %s: rc = %d\n",
352 obd->obd_name, libcfs_nid2str(*nid), rc);
353 GOTO(destroy_new_ns, rc);
356 entry = lprocfs_add_simple(new_stat->nid_proc, "nodemap",
357 exp, &lprocfs_exp_nodemap_fops);
360 CWARN("Error adding the nodemap file: rc = %d\n", rc);
361 GOTO(destroy_new_ns, rc);
364 entry = lprocfs_add_simple(new_stat->nid_proc, "uuid", new_stat,
365 &lprocfs_exp_uuid_fops);
368 CWARN("Error adding the NID stats file: rc = %d\n", rc);
369 GOTO(destroy_new_ns, rc);
372 entry = lprocfs_add_simple(new_stat->nid_proc, "hash", new_stat,
373 &lprocfs_exp_hash_fops);
376 CWARN("Error adding the hash file: rc = %d\n", rc);
377 GOTO(destroy_new_ns, rc);
380 spin_lock(&exp->exp_lock);
381 exp->exp_nid_stats = new_stat;
382 spin_unlock(&exp->exp_lock);
384 /* protect competitive add to list, not need locking on destroy */
385 spin_lock(&obd->obd_nid_lock);
386 list_add(&new_stat->nid_list, &obd->obd_nid_stats);
387 spin_unlock(&obd->obd_nid_lock);
392 if (new_stat->nid_proc != NULL)
393 lprocfs_remove(&new_stat->nid_proc);
394 cfs_hash_del(obd->obd_nid_stats_hash, nid, &new_stat->nid_hash);
397 nidstat_putref(new_stat);
398 OBD_FREE_PTR(new_stat);
401 EXPORT_SYMBOL(lprocfs_exp_setup);
403 int lprocfs_exp_cleanup(struct obd_export *exp)
405 struct nid_stat *stat = exp->exp_nid_stats;
407 if (!stat || !exp->exp_obd)
410 nidstat_putref(exp->exp_nid_stats);
411 exp->exp_nid_stats = NULL;
415 EXPORT_SYMBOL(lprocfs_exp_cleanup);
417 #define LPROCFS_OBD_OP_INIT(base, stats, op) \
419 unsigned int coffset = base + OBD_COUNTER_OFFSET(op); \
420 LASSERT(coffset < stats->ls_num); \
421 lprocfs_counter_init(stats, coffset, 0, #op, "reqs"); \
424 void lprocfs_init_ops_stats(int num_private_stats, struct lprocfs_stats *stats)
426 LPROCFS_OBD_OP_INIT(num_private_stats, stats, iocontrol);
427 LPROCFS_OBD_OP_INIT(num_private_stats, stats, get_info);
428 LPROCFS_OBD_OP_INIT(num_private_stats, stats, set_info_async);
429 LPROCFS_OBD_OP_INIT(num_private_stats, stats, setup);
430 LPROCFS_OBD_OP_INIT(num_private_stats, stats, precleanup);
431 LPROCFS_OBD_OP_INIT(num_private_stats, stats, cleanup);
432 LPROCFS_OBD_OP_INIT(num_private_stats, stats, process_config);
433 LPROCFS_OBD_OP_INIT(num_private_stats, stats, postrecov);
434 LPROCFS_OBD_OP_INIT(num_private_stats, stats, add_conn);
435 LPROCFS_OBD_OP_INIT(num_private_stats, stats, del_conn);
436 LPROCFS_OBD_OP_INIT(num_private_stats, stats, connect);
437 LPROCFS_OBD_OP_INIT(num_private_stats, stats, reconnect);
438 LPROCFS_OBD_OP_INIT(num_private_stats, stats, disconnect);
439 LPROCFS_OBD_OP_INIT(num_private_stats, stats, fid_init);
440 LPROCFS_OBD_OP_INIT(num_private_stats, stats, fid_fini);
441 LPROCFS_OBD_OP_INIT(num_private_stats, stats, fid_alloc);
442 LPROCFS_OBD_OP_INIT(num_private_stats, stats, statfs);
443 LPROCFS_OBD_OP_INIT(num_private_stats, stats, statfs_async);
444 LPROCFS_OBD_OP_INIT(num_private_stats, stats, packmd);
445 LPROCFS_OBD_OP_INIT(num_private_stats, stats, unpackmd);
446 LPROCFS_OBD_OP_INIT(num_private_stats, stats, create);
447 LPROCFS_OBD_OP_INIT(num_private_stats, stats, destroy);
448 LPROCFS_OBD_OP_INIT(num_private_stats, stats, setattr);
449 LPROCFS_OBD_OP_INIT(num_private_stats, stats, setattr_async);
450 LPROCFS_OBD_OP_INIT(num_private_stats, stats, getattr);
451 LPROCFS_OBD_OP_INIT(num_private_stats, stats, getattr_async);
452 LPROCFS_OBD_OP_INIT(num_private_stats, stats, preprw);
453 LPROCFS_OBD_OP_INIT(num_private_stats, stats, commitrw);
454 LPROCFS_OBD_OP_INIT(num_private_stats, stats, change_cbdata);
455 LPROCFS_OBD_OP_INIT(num_private_stats, stats, find_cbdata);
456 LPROCFS_OBD_OP_INIT(num_private_stats, stats, init_export);
457 LPROCFS_OBD_OP_INIT(num_private_stats, stats, destroy_export);
458 LPROCFS_OBD_OP_INIT(num_private_stats, stats, import_event);
459 LPROCFS_OBD_OP_INIT(num_private_stats, stats, notify);
460 LPROCFS_OBD_OP_INIT(num_private_stats, stats, health_check);
461 LPROCFS_OBD_OP_INIT(num_private_stats, stats, get_uuid);
462 LPROCFS_OBD_OP_INIT(num_private_stats, stats, quotacheck);
463 LPROCFS_OBD_OP_INIT(num_private_stats, stats, quotactl);
464 LPROCFS_OBD_OP_INIT(num_private_stats, stats, ping);
465 LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_new);
466 LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_rem);
467 LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_add);
468 LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_del);
469 LPROCFS_OBD_OP_INIT(num_private_stats, stats, getref);
470 LPROCFS_OBD_OP_INIT(num_private_stats, stats, putref);
472 CLASSERT(NUM_OBD_STATS == OBD_COUNTER_OFFSET(putref) + 1);
474 EXPORT_SYMBOL(lprocfs_init_ops_stats);
476 int lprocfs_alloc_obd_stats(struct obd_device *obd, unsigned num_private_stats)
478 struct lprocfs_stats *stats;
479 unsigned int num_stats;
482 LASSERT(obd->obd_stats == NULL);
483 LASSERT(obd->obd_proc_entry != NULL);
484 LASSERT(obd->obd_cntr_base == 0);
486 num_stats = NUM_OBD_STATS + num_private_stats;
487 stats = lprocfs_alloc_stats(num_stats, 0);
491 lprocfs_init_ops_stats(num_private_stats, stats);
493 for (i = num_private_stats; i < num_stats; i++) {
494 /* If this LBUGs, it is likely that an obd
495 * operation was added to struct obd_ops in
496 * <obd.h>, and that the corresponding line item
497 * LPROCFS_OBD_OP_INIT(.., .., opname)
498 * is missing from the list above. */
499 LASSERTF(stats->ls_cnt_header[i].lc_name != NULL,
500 "Missing obd_stat initializer obd_op "
501 "operation at offset %d.\n", i - num_private_stats);
503 rc = lprocfs_register_stats(obd->obd_proc_entry, "stats", stats);
505 lprocfs_free_stats(&stats);
507 obd->obd_stats = stats;
508 obd->obd_cntr_base = num_private_stats;
512 EXPORT_SYMBOL(lprocfs_alloc_obd_stats);
514 void lprocfs_free_obd_stats(struct obd_device *obd)
517 lprocfs_free_stats(&obd->obd_stats);
519 EXPORT_SYMBOL(lprocfs_free_obd_stats);
521 int lprocfs_hash_seq_show(struct seq_file *m, void *data)
523 struct obd_device *obd = m->private;
529 c += cfs_hash_debug_header(m);
530 c += cfs_hash_debug_str(obd->obd_uuid_hash, m);
531 c += cfs_hash_debug_str(obd->obd_nid_hash, m);
532 c += cfs_hash_debug_str(obd->obd_nid_stats_hash, m);
535 EXPORT_SYMBOL(lprocfs_hash_seq_show);
537 int lprocfs_recovery_status_seq_show(struct seq_file *m, void *data)
539 struct obd_device *obd = m->private;
541 LASSERT(obd != NULL);
543 seq_printf(m, "status: ");
544 if (obd->obd_max_recoverable_clients == 0) {
545 seq_printf(m, "INACTIVE\n");
549 /* sampled unlocked, but really... */
550 if (obd->obd_recovering == 0) {
551 seq_printf(m, "COMPLETE\n");
552 seq_printf(m, "recovery_start: %lu\n", obd->obd_recovery_start);
553 seq_printf(m, "recovery_duration: %lu\n",
554 obd->obd_recovery_end - obd->obd_recovery_start);
555 /* Number of clients that have completed recovery */
556 seq_printf(m, "completed_clients: %d/%d\n",
557 obd->obd_max_recoverable_clients -
558 obd->obd_stale_clients,
559 obd->obd_max_recoverable_clients);
560 seq_printf(m, "replayed_requests: %d\n",
561 obd->obd_replayed_requests);
562 seq_printf(m, "last_transno: "LPD64"\n",
563 obd->obd_next_recovery_transno - 1);
564 seq_printf(m, "VBR: %s\n", obd->obd_version_recov ?
565 "ENABLED" : "DISABLED");
566 seq_printf(m, "IR: %s\n", obd->obd_no_ir ?
567 "DISABLED" : "ENABLED");
571 seq_printf(m, "RECOVERING\n");
572 seq_printf(m, "recovery_start: %lu\n", obd->obd_recovery_start);
573 seq_printf(m, "time_remaining: %lu\n",
574 cfs_time_current_sec() >=
575 obd->obd_recovery_start +
576 obd->obd_recovery_timeout ? 0 :
577 obd->obd_recovery_start +
578 obd->obd_recovery_timeout -
579 cfs_time_current_sec());
580 seq_printf(m, "connected_clients: %d/%d\n",
581 atomic_read(&obd->obd_connected_clients),
582 obd->obd_max_recoverable_clients);
583 /* Number of clients that have completed recovery */
584 seq_printf(m, "req_replay_clients: %d\n",
585 atomic_read(&obd->obd_req_replay_clients));
586 seq_printf(m, "lock_repay_clients: %d\n",
587 atomic_read(&obd->obd_lock_replay_clients));
588 seq_printf(m, "completed_clients: %d\n",
589 atomic_read(&obd->obd_connected_clients) -
590 atomic_read(&obd->obd_lock_replay_clients));
591 seq_printf(m, "evicted_clients: %d\n", obd->obd_stale_clients);
592 seq_printf(m, "replayed_requests: %d\n", obd->obd_replayed_requests);
593 seq_printf(m, "queued_requests: %d\n",
594 obd->obd_requests_queued_for_recovery);
595 seq_printf(m, "next_transno: "LPD64"\n",
596 obd->obd_next_recovery_transno);
600 EXPORT_SYMBOL(lprocfs_recovery_status_seq_show);
602 int lprocfs_ir_factor_seq_show(struct seq_file *m, void *data)
604 struct obd_device *obd = m->private;
606 LASSERT(obd != NULL);
607 return seq_printf(m, "%d\n", obd->obd_recovery_ir_factor);
609 EXPORT_SYMBOL(lprocfs_ir_factor_seq_show);
612 lprocfs_ir_factor_seq_write(struct file *file, const char *buffer,
613 size_t count, loff_t *off)
615 struct seq_file *m = file->private_data;
616 struct obd_device *obd = m->private;
619 LASSERT(obd != NULL);
620 rc = lprocfs_write_helper(buffer, count, &val);
624 if (val < OBD_IR_FACTOR_MIN || val > OBD_IR_FACTOR_MAX)
627 obd->obd_recovery_ir_factor = val;
630 EXPORT_SYMBOL(lprocfs_ir_factor_seq_write);
632 int lprocfs_recovery_time_soft_seq_show(struct seq_file *m, void *data)
634 struct obd_device *obd = m->private;
636 LASSERT(obd != NULL);
637 return seq_printf(m, "%d\n", obd->obd_recovery_timeout);
639 EXPORT_SYMBOL(lprocfs_recovery_time_soft_seq_show);
642 lprocfs_recovery_time_soft_seq_write(struct file *file, const char *buffer,
643 size_t count, loff_t *off)
645 struct seq_file *m = file->private_data;
646 struct obd_device *obd = m->private;
649 LASSERT(obd != NULL);
650 rc = lprocfs_write_helper(buffer, count, &val);
654 obd->obd_recovery_timeout = val;
657 EXPORT_SYMBOL(lprocfs_recovery_time_soft_seq_write);
659 int lprocfs_recovery_time_hard_seq_show(struct seq_file *m, void *data)
661 struct obd_device *obd = m->private;
663 LASSERT(obd != NULL);
664 return seq_printf(m, "%u\n", obd->obd_recovery_time_hard);
666 EXPORT_SYMBOL(lprocfs_recovery_time_hard_seq_show);
669 lprocfs_recovery_time_hard_seq_write(struct file *file, const char *buffer,
670 size_t count, loff_t *off)
672 struct seq_file *m = file->private_data;
673 struct obd_device *obd = m->private;
676 LASSERT(obd != NULL);
677 rc = lprocfs_write_helper(buffer, count, &val);
681 obd->obd_recovery_time_hard = val;
684 EXPORT_SYMBOL(lprocfs_recovery_time_hard_seq_write);
686 int lprocfs_target_instance_seq_show(struct seq_file *m, void *data)
688 struct obd_device *obd = m->private;
689 struct obd_device_target *target = &obd->u.obt;
691 LASSERT(obd != NULL);
692 LASSERT(target->obt_magic == OBT_MAGIC);
693 return seq_printf(m, "%u\n", obd->u.obt.obt_instance);
695 EXPORT_SYMBOL(lprocfs_target_instance_seq_show);