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) 2012, 2015, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
30 * Lustre is a trademark of Sun Microsystems, Inc.
32 * lustre/osp/lproc_osp.c
34 * Lustre OST Proxy Device (OSP), procfs functions
36 * Author: Alex Zhuravlev <alexey.zhuravlev@intel.com>
39 #define DEBUG_SUBSYSTEM S_CLASS
41 #include "osp_internal.h"
45 * Show OSP active status
47 * \param[in] m seq_file handle
48 * \param[in] data unused for single entry
49 * \retval 0 on success
50 * \retval negative number on error
52 static int osp_active_seq_show(struct seq_file *m, void *data)
54 struct obd_device *dev = m->private;
56 LPROCFS_CLIMP_CHECK(dev);
57 seq_printf(m, "%d\n", !dev->u.cli.cl_import->imp_deactive);
58 LPROCFS_CLIMP_EXIT(dev);
63 * Activate/Deactivate OSP
65 * \param[in] file proc file
66 * \param[in] buffer string, which is "1" or "0" to activate/deactivate OSP
67 * \param[in] count \a buffer length
68 * \param[in] off unused for single entry
69 * \retval \a count on success
70 * \retval negative number on error
73 osp_active_seq_write(struct file *file, const char __user *buffer,
74 size_t count, loff_t *off)
76 struct seq_file *m = file->private_data;
77 struct obd_device *dev = m->private;
81 rc = lprocfs_str_to_s64(buffer, count, &val);
84 if (val < 0 || val > 1)
87 LPROCFS_CLIMP_CHECK(dev);
89 if (dev->u.cli.cl_import->imp_deactive == val)
90 rc = ptlrpc_set_import_active(dev->u.cli.cl_import, val);
92 CDEBUG(D_CONFIG, "activate "LPD64": ignoring repeat request\n",
95 LPROCFS_CLIMP_EXIT(dev);
98 LPROC_SEQ_FOPS(osp_active);
101 * Show number of RPCs in flight
103 * \param[in] m seq_file handle
104 * \param[in] data unused for single entry
105 * \retval 0 on success
106 * \retval negative number on error
108 static int osp_syn_in_flight_seq_show(struct seq_file *m, void *data)
110 struct obd_device *dev = m->private;
111 struct osp_device *osp = lu2osp_dev(dev->obd_lu_dev);
116 seq_printf(m, "%u\n", osp->opd_syn_rpc_in_flight);
119 LPROC_SEQ_FOPS_RO(osp_syn_in_flight);
122 * Show number of RPCs in processing (including uncommitted by OST)
124 * \param[in] m seq_file handle
125 * \param[in] data unused for single entry
126 * \retval 0 on success
127 * \retval negative number on error
129 static int osp_syn_in_prog_seq_show(struct seq_file *m, void *data)
131 struct obd_device *dev = m->private;
132 struct osp_device *osp = lu2osp_dev(dev->obd_lu_dev);
137 seq_printf(m, "%u\n", osp->opd_syn_rpc_in_progress);
140 LPROC_SEQ_FOPS_RO(osp_syn_in_prog);
143 * Show number of changes to sync
145 * \param[in] m seq_file handle
146 * \param[in] data unused for single entry
147 * \retval 0 on success
148 * \retval negative number on error
150 static int osp_syn_changes_seq_show(struct seq_file *m, void *data)
152 struct obd_device *dev = m->private;
153 struct osp_device *osp = lu2osp_dev(dev->obd_lu_dev);
158 seq_printf(m, "%lu\n", osp->opd_syn_changes);
165 * \param[in] file proc file
166 * \param[in] buffer unused because any input will do
167 * \param[in] count \a buffer length
168 * \param[in] off unused for single entry
169 * \retval \a count on success
170 * \retval negative number on error
172 static ssize_t osp_syn_changes_seq_write(struct file *file,
173 const char __user *buffer,
174 size_t count, loff_t *off)
176 struct seq_file *m = file->private_data;
177 struct obd_device *dev = m->private;
178 struct osp_device *osp = lu2osp_dev(dev->obd_lu_dev);
182 rc = lu_env_init(&env, LCT_LOCAL);
186 rc = dt_sync(&env, &osp->opd_dt_dev);
189 return rc == 0 ? count : rc;
191 LPROC_SEQ_FOPS(osp_syn_changes);
194 * Show maximum number of RPCs in flight allowed
196 * \param[in] m seq_file handle
197 * \param[in] data unused for single entry
198 * \retval 0 on success
199 * \retval negative number on error
201 static int osp_max_rpcs_in_flight_seq_show(struct seq_file *m, void *data)
203 struct obd_device *dev = m->private;
204 struct osp_device *osp = lu2osp_dev(dev->obd_lu_dev);
209 seq_printf(m, "%u\n", osp->opd_syn_max_rpc_in_flight);
214 * Change maximum number of RPCs in flight allowed
216 * \param[in] file proc file
217 * \param[in] buffer string which represents maximum number
218 * \param[in] count \a buffer length
219 * \param[in] off unused for single entry
220 * \retval \a count on success
221 * \retval negative number on error
224 osp_max_rpcs_in_flight_seq_write(struct file *file, const char __user *buffer,
225 size_t count, loff_t *off)
227 struct seq_file *m = file->private_data;
228 struct obd_device *dev = m->private;
229 struct osp_device *osp = lu2osp_dev(dev->obd_lu_dev);
236 rc = lprocfs_str_to_s64(buffer, count, &val);
240 if (val < 1 || val > INT_MAX)
243 osp->opd_syn_max_rpc_in_flight = val;
246 LPROC_SEQ_FOPS(osp_max_rpcs_in_flight);
249 * Show maximum number of RPCs in processing allowed
251 * \param[in] m seq_file handle
252 * \param[in] data unused
253 * \retval 0 on success
254 * \retval negative number on error
256 static int osp_max_rpcs_in_prog_seq_show(struct seq_file *m, void *data)
258 struct obd_device *dev = m->private;
259 struct osp_device *osp = lu2osp_dev(dev->obd_lu_dev);
264 seq_printf(m, "%u\n", osp->opd_syn_max_rpc_in_progress);
269 * Change maximum number of RPCs in processing allowed
271 * \param[in] file proc file
272 * \param[in] buffer string which represents maximum number
273 * \param[in] count \a buffer length
274 * \param[in] off unused for single entry
275 * \retval \a count on success
276 * \retval negative number on error
279 osp_max_rpcs_in_prog_seq_write(struct file *file, const char __user *buffer,
280 size_t count, loff_t *off)
282 struct seq_file *m = file->private_data;
283 struct obd_device *dev = m->private;
284 struct osp_device *osp = lu2osp_dev(dev->obd_lu_dev);
291 rc = lprocfs_str_to_s64(buffer, count, &val);
295 if (val < 1 || val > INT_MAX)
298 osp->opd_syn_max_rpc_in_progress = val;
302 LPROC_SEQ_FOPS(osp_max_rpcs_in_prog);
305 * Show number of objects to precreate next time
307 * \param[in] m seq_file handle
308 * \param[in] data unused for single entry
309 * \retval 0 on success
310 * \retval negative number on error
312 static int osp_create_count_seq_show(struct seq_file *m, void *data)
314 struct obd_device *obd = m->private;
315 struct osp_device *osp = lu2osp_dev(obd->obd_lu_dev);
317 if (osp == NULL || osp->opd_pre == NULL)
320 seq_printf(m, "%d\n", osp->opd_pre_create_count);
325 * Change number of objects to precreate next time
327 * \param[in] file proc file
328 * \param[in] buffer string which represents number of objects to precreate
329 * \param[in] count \a buffer length
330 * \param[in] off unused for single entry
331 * \retval \a count on success
332 * \retval negative number on error
335 osp_create_count_seq_write(struct file *file, const char __user *buffer,
336 size_t count, loff_t *off)
338 struct seq_file *m = file->private_data;
339 struct obd_device *obd = m->private;
340 struct osp_device *osp = lu2osp_dev(obd->obd_lu_dev);
344 if (osp == NULL || osp->opd_pre == NULL)
347 rc = lprocfs_str_to_s64(buffer, count, &val);
351 /* The MDT ALWAYS needs to limit the precreate count to
352 * OST_MAX_PRECREATE, and the constant cannot be changed
353 * because it is a value shared between the OSP and OST
354 * that is the maximum possible number of objects that will
355 * ever be handled by MDT->OST recovery processing.
357 * If the OST ever gets a request to delete more orphans,
358 * this implies that something has gone badly on the MDT
359 * and the OST will refuse to delete so much data from the
360 * filesystem as a safety measure. */
361 if (val < OST_MIN_PRECREATE || val > OST_MAX_PRECREATE)
363 if (val > osp->opd_pre_max_create_count)
366 for (i = 1; (i << 1) <= val; i <<= 1)
368 osp->opd_pre_create_count = i;
372 LPROC_SEQ_FOPS(osp_create_count);
375 * Show maximum number of objects to precreate
377 * \param[in] m seq_file handle
378 * \param[in] data unused for single entry
379 * \retval 0 on success
380 * \retval negative number on error
382 static int osp_max_create_count_seq_show(struct seq_file *m, void *data)
384 struct obd_device *obd = m->private;
385 struct osp_device *osp = lu2osp_dev(obd->obd_lu_dev);
387 if (osp == NULL || osp->opd_pre == NULL)
390 seq_printf(m, "%d\n", osp->opd_pre_max_create_count);
395 * Change maximum number of objects to precreate
397 * \param[in] file proc file
398 * \param[in] buffer string which represents maximum number
399 * \param[in] count \a buffer length
400 * \param[in] off unused for single entry
401 * \retval \a count on success
402 * \retval negative number on error
405 osp_max_create_count_seq_write(struct file *file, const char __user *buffer,
406 size_t count, loff_t *off)
408 struct seq_file *m = file->private_data;
409 struct obd_device *obd = m->private;
410 struct osp_device *osp = lu2osp_dev(obd->obd_lu_dev);
414 if (osp == NULL || osp->opd_pre == NULL)
417 rc = lprocfs_str_to_s64(buffer, count, &val);
421 if (val < 0 || val > INT_MAX)
423 if (val > OST_MAX_PRECREATE)
426 if (osp->opd_pre_create_count > val)
427 osp->opd_pre_create_count = val;
429 osp->opd_pre_max_create_count = val;
433 LPROC_SEQ_FOPS(osp_max_create_count);
436 * Show last id to assign in creation
438 * \param[in] m seq_file handle
439 * \param[in] data unused for single entry
440 * \retval 0 on success
441 * \retval negative number on error
443 static int osp_prealloc_next_id_seq_show(struct seq_file *m, void *data)
445 struct obd_device *obd = m->private;
446 struct osp_device *osp = lu2osp_dev(obd->obd_lu_dev);
448 if (osp == NULL || osp->opd_pre == NULL)
451 seq_printf(m, "%u\n", fid_oid(&osp->opd_pre_used_fid) + 1);
454 LPROC_SEQ_FOPS_RO(osp_prealloc_next_id);
457 * Show last created id OST reported
459 * \param[in] m seq_file handle
460 * \param[in] data unused for single entry
461 * \retval 0 on success
462 * \retval negative number on error
464 static int osp_prealloc_last_id_seq_show(struct seq_file *m, void *data)
466 struct obd_device *obd = m->private;
467 struct osp_device *osp = lu2osp_dev(obd->obd_lu_dev);
469 if (osp == NULL || osp->opd_pre == NULL)
472 seq_printf(m, "%u\n", fid_oid(&osp->opd_pre_last_created_fid));
475 LPROC_SEQ_FOPS_RO(osp_prealloc_last_id);
478 * Show next FID sequence to precreate
480 * \param[in] m seq_file handle
481 * \param[in] data unused for single entry
482 * \retval 0 on success
483 * \retval negative number on error
485 static int osp_prealloc_next_seq_seq_show(struct seq_file *m, void *data)
487 struct obd_device *obd = m->private;
488 struct osp_device *osp = lu2osp_dev(obd->obd_lu_dev);
490 if (osp == NULL || osp->opd_pre == NULL)
493 seq_printf(m, LPX64"\n", fid_seq(&osp->opd_pre_used_fid));
496 LPROC_SEQ_FOPS_RO(osp_prealloc_next_seq);
499 * Show last created FID sequence OST reported
501 * \param[in] m seq_file handle
502 * \param[in] data unused for single entry
503 * \retval 0 on success
504 * \retval negative number on error
506 static int osp_prealloc_last_seq_seq_show(struct seq_file *m, void *data)
508 struct obd_device *obd = m->private;
509 struct osp_device *osp = lu2osp_dev(obd->obd_lu_dev);
511 if (osp == NULL || osp->opd_pre == NULL)
514 seq_printf(m, LPX64"\n",
515 fid_seq(&osp->opd_pre_last_created_fid));
518 LPROC_SEQ_FOPS_RO(osp_prealloc_last_seq);
521 * Show the number of ids reserved by declare
523 * \param[in] m seq_file handle
524 * \param[in] data unused for single entry
525 * \retval 0 on success
526 * \retval negative number on error
528 static int osp_prealloc_reserved_seq_show(struct seq_file *m, void *data)
530 struct obd_device *obd = m->private;
531 struct osp_device *osp = lu2osp_dev(obd->obd_lu_dev);
533 if (osp == NULL || osp->opd_pre == NULL)
536 seq_printf(m, LPU64"\n", osp->opd_pre_reserved);
539 LPROC_SEQ_FOPS_RO(osp_prealloc_reserved);
542 * Show interval (in seconds) to update statfs data
544 * \param[in] m seq_file handle
545 * \param[in] data unused for single entry
546 * \retval 0 on success
547 * \retval negative number on error
549 static int osp_maxage_seq_show(struct seq_file *m, void *data)
551 struct obd_device *dev = m->private;
552 struct osp_device *osp = lu2osp_dev(dev->obd_lu_dev);
557 seq_printf(m, "%u\n", osp->opd_statfs_maxage);
562 * Change interval to update statfs data
564 * \param[in] file proc file
565 * \param[in] buffer string which represents statfs interval (in seconds)
566 * \param[in] count \a buffer length
567 * \param[in] off unused for single entry
568 * \retval \a count on success
569 * \retval negative number on error
572 osp_maxage_seq_write(struct file *file, const char __user *buffer,
573 size_t count, loff_t *off)
575 struct seq_file *m = file->private_data;
576 struct obd_device *dev = m->private;
577 struct osp_device *osp = lu2osp_dev(dev->obd_lu_dev);
584 rc = lprocfs_str_to_s64(buffer, count, &val);
588 if (val < 1 || val > INT_MAX)
591 osp->opd_statfs_maxage = val;
595 LPROC_SEQ_FOPS(osp_maxage);
598 * Show current precreation status: output 0 means success, otherwise negative
601 * \param[in] m seq_file handle
602 * \param[in] data unused for single entry
603 * \retval 0 on success
604 * \retval negative number on error
606 static int osp_pre_status_seq_show(struct seq_file *m, void *data)
608 struct obd_device *dev = m->private;
609 struct osp_device *osp = lu2osp_dev(dev->obd_lu_dev);
611 if (osp == NULL || osp->opd_pre == NULL)
614 seq_printf(m, "%d\n", osp->opd_pre_status);
617 LPROC_SEQ_FOPS_RO(osp_pre_status);
620 * Show the number of RPCs in processing (including uncommitted by OST) plus
621 * changes to sync, i.e. this is the total number of changes OST needs to apply
624 * This counter is used to determine if OST has space returned. A zero value
625 * indicates that OST storage space consumed by destroyed objects has been freed
626 * on disk, the associated llog records have been cleared, and no synchronous
627 * RPC are being processed.
629 * \param[in] m seq_file handle
630 * \param[in] data unused for single entry
631 * \retval 0 on success
632 * \retval negative number on error
634 static int osp_destroys_in_flight_seq_show(struct seq_file *m, void *data)
636 struct obd_device *dev = m->private;
637 struct osp_device *osp = lu2osp_dev(dev->obd_lu_dev);
642 seq_printf(m, "%lu\n",
643 osp->opd_syn_rpc_in_progress + osp->opd_syn_changes);
646 LPROC_SEQ_FOPS_RO(osp_destroys_in_flight);
649 * Show changes synced from previous mount
651 * \param[in] m seq_file handle
652 * \param[in] data unused for single entry
653 * \retval 0 on success
654 * \retval negative number on error
656 static int osp_old_sync_processed_seq_show(struct seq_file *m, void *data)
658 struct obd_device *dev = m->private;
659 struct osp_device *osp = lu2osp_dev(dev->obd_lu_dev);
664 seq_printf(m, "%d\n", osp->opd_syn_prev_done);
667 LPROC_SEQ_FOPS_RO(osp_old_sync_processed);
670 * Show maximum number of RPCs in flight
672 * \param[in] m seq_file handle
673 * \param[in] data unused for single entry
674 * \retval 0 on success
675 * \retval negative number on error
678 osp_lfsck_max_rpcs_in_flight_seq_show(struct seq_file *m, void *data)
680 struct obd_device *dev = m->private;
683 max = obd_get_max_rpcs_in_flight(&dev->u.cli);
684 seq_printf(m, "%u\n", max);
689 * Change maximum number of RPCs in flight
691 * \param[in] file proc file
692 * \param[in] buffer string which represents maximum number of RPCs in flight
693 * \param[in] count \a buffer length
694 * \param[in] off unused for single entry
695 * \retval \a count on success
696 * \retval negative number on error
699 osp_lfsck_max_rpcs_in_flight_seq_write(struct file *file,
700 const char __user *buffer,
701 size_t count, loff_t *off)
703 struct seq_file *m = file->private_data;
704 struct obd_device *dev = m->private;
708 rc = lprocfs_str_to_s64(buffer, count, &val);
713 rc = obd_set_max_rpcs_in_flight(&dev->u.cli, val);
720 LPROC_SEQ_FOPS(osp_lfsck_max_rpcs_in_flight);
722 LPROC_SEQ_FOPS_WO_TYPE(osp, ping);
723 LPROC_SEQ_FOPS_RO_TYPE(osp, uuid);
724 LPROC_SEQ_FOPS_RO_TYPE(osp, connect_flags);
725 LPROC_SEQ_FOPS_RO_TYPE(osp, server_uuid);
726 LPROC_SEQ_FOPS_RO_TYPE(osp, conn_uuid);
729 * Show maximum pages per bulk RPC
731 * \param[in] m seq_file handle
732 * \param[in] data unused for single entry
733 * \retval 0 on success
734 * \retval negative number on error
736 static int osp_max_pages_per_rpc_seq_show(struct seq_file *m, void *v)
738 return lprocfs_obd_max_pages_per_rpc_seq_show(m, m->private);
740 LPROC_SEQ_FOPS_RO(osp_max_pages_per_rpc);
741 LPROC_SEQ_FOPS_RO_TYPE(osp, timeouts);
743 LPROC_SEQ_FOPS_RW_TYPE(osp, import);
744 LPROC_SEQ_FOPS_RO_TYPE(osp, state);
746 static struct lprocfs_vars lprocfs_osp_obd_vars[] = {
748 .fops = &osp_uuid_fops },
750 .fops = &osp_ping_fops,
752 { .name = "connect_flags",
753 .fops = &osp_connect_flags_fops },
754 { .name = "ost_server_uuid",
755 .fops = &osp_server_uuid_fops },
756 { .name = "ost_conn_uuid",
757 .fops = &osp_conn_uuid_fops },
759 .fops = &osp_active_fops },
760 { .name = "max_rpcs_in_flight",
761 .fops = &osp_max_rpcs_in_flight_fops },
762 { .name = "max_rpcs_in_progress",
763 .fops = &osp_max_rpcs_in_prog_fops },
764 { .name = "create_count",
765 .fops = &osp_create_count_fops },
766 { .name = "max_create_count",
767 .fops = &osp_max_create_count_fops },
768 { .name = "prealloc_next_id",
769 .fops = &osp_prealloc_next_id_fops },
770 { .name = "prealloc_next_seq",
771 .fops = &osp_prealloc_next_seq_fops },
772 { .name = "prealloc_last_id",
773 .fops = &osp_prealloc_last_id_fops },
774 { .name = "prealloc_last_seq",
775 .fops = &osp_prealloc_last_seq_fops },
776 { .name = "prealloc_reserved",
777 .fops = &osp_prealloc_reserved_fops },
778 { .name = "timeouts",
779 .fops = &osp_timeouts_fops },
781 .fops = &osp_import_fops },
783 .fops = &osp_state_fops },
785 .fops = &osp_maxage_fops },
786 { .name = "prealloc_status",
787 .fops = &osp_pre_status_fops },
788 { .name = "sync_changes",
789 .fops = &osp_syn_changes_fops },
790 { .name = "sync_in_flight",
791 .fops = &osp_syn_in_flight_fops },
792 { .name = "sync_in_progress",
793 .fops = &osp_syn_in_prog_fops },
794 { .name = "old_sync_processed",
795 .fops = &osp_old_sync_processed_fops },
797 /* for compatibility reasons */
798 { .name = "destroys_in_flight",
799 .fops = &osp_destroys_in_flight_fops },
800 { .name = "lfsck_max_rpcs_in_flight",
801 .fops = &osp_lfsck_max_rpcs_in_flight_fops },
805 static struct lprocfs_vars lprocfs_osp_md_vars[] = {
807 .fops = &osp_uuid_fops },
809 .fops = &osp_ping_fops,
811 { .name = "connect_flags",
812 .fops = &osp_connect_flags_fops },
813 { .name = "mdt_server_uuid",
814 .fops = &osp_server_uuid_fops },
815 { .name = "mdt_conn_uuid",
816 .fops = &osp_conn_uuid_fops },
818 .fops = &osp_active_fops },
819 { .name = "max_rpcs_in_flight",
820 .fops = &osp_max_rpcs_in_flight_fops },
821 { .name = "max_rpcs_in_progress",
822 .fops = &osp_max_rpcs_in_prog_fops },
823 { .name = "timeouts",
824 .fops = &osp_timeouts_fops },
826 .fops = &osp_import_fops },
828 .fops = &osp_state_fops },
830 .fops = &osp_maxage_fops },
831 { .name = "prealloc_status",
832 .fops = &osp_pre_status_fops },
834 /* for compatibility reasons */
835 { .name = "destroys_in_flight",
836 .fops = &osp_destroys_in_flight_fops },
837 { .name = "lfsck_max_rpcs_in_flight",
838 .fops = &osp_lfsck_max_rpcs_in_flight_fops },
842 LPROC_SEQ_FOPS_RO_TYPE(osp, dt_blksize);
843 LPROC_SEQ_FOPS_RO_TYPE(osp, dt_kbytestotal);
844 LPROC_SEQ_FOPS_RO_TYPE(osp, dt_kbytesfree);
845 LPROC_SEQ_FOPS_RO_TYPE(osp, dt_kbytesavail);
846 LPROC_SEQ_FOPS_RO_TYPE(osp, dt_filestotal);
847 LPROC_SEQ_FOPS_RO_TYPE(osp, dt_filesfree);
849 static struct lprocfs_vars lprocfs_osp_osd_vars[] = {
850 { .name = "blocksize",
851 .fops = &osp_dt_blksize_fops },
852 { .name = "kbytestotal",
853 .fops = &osp_dt_kbytestotal_fops },
854 { .name = "kbytesfree",
855 .fops = &osp_dt_kbytesfree_fops },
856 { .name = "kbytesavail",
857 .fops = &osp_dt_kbytesavail_fops },
858 { .name = "filestotal",
859 .fops = &osp_dt_filestotal_fops },
860 { .name = "filesfree",
861 .fops = &osp_dt_filesfree_fops },
866 * Initialize OSP lprocfs
868 * param[in] osp OSP device
870 void osp_lprocfs_init(struct osp_device *osp)
872 struct obd_device *obd = osp->opd_obd;
873 struct proc_dir_entry *osc_proc_dir = NULL;
874 struct obd_type *type;
877 if (osp->opd_connect_mdt)
878 obd->obd_vars = lprocfs_osp_md_vars;
880 obd->obd_vars = lprocfs_osp_obd_vars;
881 if (lprocfs_obd_setup(obd) != 0)
884 rc = lprocfs_add_vars(obd->obd_proc_entry, lprocfs_osp_osd_vars,
887 CERROR("%s: can't register in lprocfs, rc %d\n",
892 sptlrpc_lprocfs_cliobd_attach(obd);
893 ptlrpc_lprocfs_register_obd(obd);
895 if (osp->opd_connect_mdt || !strstr(obd->obd_name, "osc"))
898 /* If the real OSC is present which is the case for setups
899 * with both server and clients on the same node then use
900 * the OSC's proc root */
901 type = class_search_type(LUSTRE_OSC_NAME);
902 if (type != NULL && type->typ_procroot != NULL)
903 osc_proc_dir = type->typ_procroot;
905 osc_proc_dir = obd->obd_type->typ_procsym;
907 if (osc_proc_dir == NULL)
910 /* for compatibility we link old procfs's OSC entries to osp ones */
911 osp->opd_symlink = lprocfs_add_symlink(obd->obd_name, osc_proc_dir,
912 "../osp/%s", obd->obd_name);
913 if (osp->opd_symlink == NULL)
914 CERROR("cannot create OSC symlink for /proc/fs/lustre/osp/%s\n",
918 #endif /* CONFIG_PROC_FS */