1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 only,
10 * as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
18 * You should have received a copy of the GNU General Public License
19 * version 2 along with this program; If not, see
20 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright 2008 Sun Microsystems, Inc. All rights reserved
30 * Use is subject to license terms.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
38 # define EXPORT_SYMTAB
40 #define DEBUG_SUBSYSTEM S_LOV
43 #include <libcfs/libcfs.h>
45 #include <liblustre.h>
48 #include <obd_class.h>
50 #include <lustre/lustre_idl.h>
52 #include "lov_internal.h"
54 static void lov_init_set(struct lov_request_set *set)
57 set->set_completes = 0;
60 CFS_INIT_LIST_HEAD(&set->set_list);
61 atomic_set(&set->set_refcount, 1);
64 static void lov_finish_set(struct lov_request_set *set)
66 struct list_head *pos, *n;
70 list_for_each_safe(pos, n, &set->set_list) {
71 struct lov_request *req = list_entry(pos, struct lov_request,
73 list_del_init(&req->rq_link);
76 OBDO_FREE(req->rq_oi.oi_oa);
78 OBD_FREE(req->rq_oi.oi_md, req->rq_buflen);
79 if (req->rq_oi.oi_osfs)
80 OBD_FREE(req->rq_oi.oi_osfs,
81 sizeof(*req->rq_oi.oi_osfs));
82 OBD_FREE(req, sizeof(*req));
86 int len = set->set_oabufs * sizeof(*set->set_pga);
87 OBD_FREE(set->set_pga, len);
90 lov_llh_put(set->set_lockh);
92 OBD_FREE(set, sizeof(*set));
96 void lov_update_set(struct lov_request_set *set,
97 struct lov_request *req, int rc)
102 set->set_completes++;
107 int lov_update_common_set(struct lov_request_set *set,
108 struct lov_request *req, int rc)
110 struct lov_obd *lov = &set->set_exp->exp_obd->u.lov;
113 lov_update_set(set, req, rc);
115 /* grace error on inactive ost */
116 if (rc && !(lov->lov_tgts[req->rq_idx] &&
117 lov->lov_tgts[req->rq_idx]->ltd_active))
120 /* FIXME in raid1 regime, should return 0 */
124 void lov_set_add_req(struct lov_request *req, struct lov_request_set *set)
126 list_add_tail(&req->rq_link, &set->set_list);
130 int lov_update_enqueue_set(struct lov_request *req, __u32 mode, int rc)
132 struct lov_request_set *set = req->rq_rqset;
133 struct lustre_handle *lov_lockhp;
134 struct lov_oinfo *loi;
137 LASSERT(set != NULL);
138 LASSERT(set->set_oi != NULL);
140 lov_lockhp = set->set_lockh->llh_handles + req->rq_stripe;
141 loi = set->set_oi->oi_md->lsm_oinfo[req->rq_stripe];
143 /* XXX LOV STACKING: OSC gets a copy, created in lov_prep_enqueue_set
144 * and that copy can be arbitrarily out of date.
146 * The LOV API is due for a serious rewriting anyways, and this
147 * can be addressed then. */
149 if (rc == ELDLM_OK) {
150 struct ldlm_lock *lock = ldlm_handle2lock(lov_lockhp);
153 LASSERT(lock != NULL);
154 lov_stripe_lock(set->set_oi->oi_md);
155 loi->loi_lvb = req->rq_oi.oi_md->lsm_oinfo[0]->loi_lvb;
156 tmp = loi->loi_lvb.lvb_size;
157 /* Extend KMS up to the end of this lock and no further
158 * A lock on [x,y] means a KMS of up to y + 1 bytes! */
159 if (tmp > lock->l_policy_data.l_extent.end)
160 tmp = lock->l_policy_data.l_extent.end + 1;
161 if (tmp >= loi->loi_kms) {
162 LDLM_DEBUG(lock, "lock acquired, setting rss="LPU64
163 ", kms="LPU64, loi->loi_lvb.lvb_size, tmp);
165 loi->loi_kms_valid = 1;
167 LDLM_DEBUG(lock, "lock acquired, setting rss="
168 LPU64"; leaving kms="LPU64", end="LPU64,
169 loi->loi_lvb.lvb_size, loi->loi_kms,
170 lock->l_policy_data.l_extent.end);
172 lov_stripe_unlock(set->set_oi->oi_md);
173 ldlm_lock_allow_match(lock);
175 } else if ((rc == ELDLM_LOCK_ABORTED) &&
176 (set->set_oi->oi_flags & LDLM_FL_HAS_INTENT)) {
177 memset(lov_lockhp, 0, sizeof(*lov_lockhp));
178 lov_stripe_lock(set->set_oi->oi_md);
179 loi->loi_lvb = req->rq_oi.oi_md->lsm_oinfo[0]->loi_lvb;
180 lov_stripe_unlock(set->set_oi->oi_md);
181 CDEBUG(D_INODE, "glimpsed, setting rss="LPU64"; leaving"
182 " kms="LPU64"\n", loi->loi_lvb.lvb_size, loi->loi_kms);
185 struct obd_export *exp = set->set_exp;
186 struct lov_obd *lov = &exp->exp_obd->u.lov;
188 memset(lov_lockhp, 0, sizeof(*lov_lockhp));
189 if (lov->lov_tgts[req->rq_idx] &&
190 lov->lov_tgts[req->rq_idx]->ltd_active) {
191 /* -EUSERS used by OST to report file contention */
192 if (rc != -EINTR && rc != -EUSERS)
193 CERROR("enqueue objid "LPX64" subobj "
194 LPX64" on OST idx %d: rc %d\n",
195 set->set_oi->oi_md->lsm_object_id,
196 loi->loi_id, loi->loi_ost_idx, rc);
201 lov_update_set(set, req, rc);
205 /* The callback for osc_enqueue that updates lov info for every OSC request. */
206 static int cb_update_enqueue(struct obd_info *oinfo, int rc)
208 struct ldlm_enqueue_info *einfo;
209 struct lov_request *lovreq;
211 lovreq = container_of(oinfo, struct lov_request, rq_oi);
212 einfo = lovreq->rq_rqset->set_ei;
213 return lov_update_enqueue_set(lovreq, einfo->ei_mode, rc);
216 static int enqueue_done(struct lov_request_set *set, __u32 mode)
218 struct lov_request *req;
219 struct lov_obd *lov = &set->set_exp->exp_obd->u.lov;
223 /* enqueue/match success, just return */
224 if (set->set_completes && set->set_completes == set->set_success)
227 /* cancel enqueued/matched locks */
228 list_for_each_entry(req, &set->set_list, rq_link) {
229 struct lustre_handle *lov_lockhp;
231 if (!req->rq_complete || req->rq_rc)
234 lov_lockhp = set->set_lockh->llh_handles + req->rq_stripe;
236 if (!lustre_handle_is_used(lov_lockhp))
239 rc = obd_cancel(lov->lov_tgts[req->rq_idx]->ltd_exp,
240 req->rq_oi.oi_md, mode, lov_lockhp);
241 if (rc && lov->lov_tgts[req->rq_idx] &&
242 lov->lov_tgts[req->rq_idx]->ltd_active)
243 CERROR("cancelling obdjid "LPX64" on OST "
244 "idx %d error: rc = %d\n",
245 req->rq_oi.oi_md->lsm_object_id,
249 lov_llh_put(set->set_lockh);
253 int lov_fini_enqueue_set(struct lov_request_set *set, __u32 mode, int rc,
254 struct ptlrpc_request_set *rqset)
261 LASSERT(set->set_exp);
262 /* Do enqueue_done only for sync requests and if any request
266 set->set_completes = 0;
267 ret = enqueue_done(set, mode);
268 } else if (set->set_lockh)
269 lov_llh_put(set->set_lockh);
271 if (atomic_dec_and_test(&set->set_refcount))
274 RETURN(rc ? rc : ret);
277 int lov_prep_enqueue_set(struct obd_export *exp, struct obd_info *oinfo,
278 struct ldlm_enqueue_info *einfo,
279 struct lov_request_set **reqset)
281 struct lov_obd *lov = &exp->exp_obd->u.lov;
282 struct lov_request_set *set;
284 struct lov_oinfo *loi;
287 OBD_ALLOC(set, sizeof(*set));
295 set->set_lockh = lov_llh_new(oinfo->oi_md);
296 if (set->set_lockh == NULL)
297 GOTO(out_set, rc = -ENOMEM);
298 oinfo->oi_lockh->cookie = set->set_lockh->llh_handle.h_cookie;
300 for (i = 0; i < oinfo->oi_md->lsm_stripe_count; i++) {
301 struct lov_request *req;
304 loi = oinfo->oi_md->lsm_oinfo[i];
305 if (!lov_stripe_intersects(oinfo->oi_md, i,
306 oinfo->oi_policy.l_extent.start,
307 oinfo->oi_policy.l_extent.end,
311 if (!lov->lov_tgts[loi->loi_ost_idx] ||
312 !lov->lov_tgts[loi->loi_ost_idx]->ltd_active) {
313 CDEBUG(D_HA, "lov idx %d inactive\n", loi->loi_ost_idx);
317 OBD_ALLOC(req, sizeof(*req));
319 GOTO(out_set, rc = -ENOMEM);
321 req->rq_buflen = sizeof(*req->rq_oi.oi_md) +
322 sizeof(struct lov_oinfo *) +
323 sizeof(struct lov_oinfo);
324 OBD_ALLOC(req->rq_oi.oi_md, req->rq_buflen);
325 if (req->rq_oi.oi_md == NULL) {
326 OBD_FREE(req, sizeof(*req));
327 GOTO(out_set, rc = -ENOMEM);
329 req->rq_oi.oi_md->lsm_oinfo[0] =
330 ((void *)req->rq_oi.oi_md) + sizeof(*req->rq_oi.oi_md) +
331 sizeof(struct lov_oinfo *);
335 /* Set lov request specific parameters. */
336 req->rq_oi.oi_lockh = set->set_lockh->llh_handles + i;
337 req->rq_oi.oi_cb_up = cb_update_enqueue;
338 req->rq_oi.oi_flags = oinfo->oi_flags;
340 LASSERT(req->rq_oi.oi_lockh);
342 req->rq_oi.oi_policy.l_extent.gid =
343 oinfo->oi_policy.l_extent.gid;
344 req->rq_oi.oi_policy.l_extent.start = start;
345 req->rq_oi.oi_policy.l_extent.end = end;
347 req->rq_idx = loi->loi_ost_idx;
350 /* XXX LOV STACKING: submd should be from the subobj */
351 req->rq_oi.oi_md->lsm_object_id = loi->loi_id;
352 req->rq_oi.oi_md->lsm_object_gr = loi->loi_gr;
353 req->rq_oi.oi_md->lsm_stripe_count = 0;
354 req->rq_oi.oi_md->lsm_oinfo[0]->loi_kms_valid =
356 req->rq_oi.oi_md->lsm_oinfo[0]->loi_kms = loi->loi_kms;
357 req->rq_oi.oi_md->lsm_oinfo[0]->loi_lvb = loi->loi_lvb;
359 lov_set_add_req(req, set);
362 GOTO(out_set, rc = -EIO);
366 lov_fini_enqueue_set(set, einfo->ei_mode, rc, NULL);
370 int lov_update_match_set(struct lov_request_set *set, struct lov_request *req,
380 lov_update_set(set, req, ret);
384 int lov_fini_match_set(struct lov_request_set *set, __u32 mode, int flags)
391 LASSERT(set->set_exp);
392 rc = enqueue_done(set, mode);
393 if ((set->set_count == set->set_success) &&
394 (flags & LDLM_FL_TEST_LOCK))
395 lov_llh_put(set->set_lockh);
397 if (atomic_dec_and_test(&set->set_refcount))
403 int lov_prep_match_set(struct obd_export *exp, struct obd_info *oinfo,
404 struct lov_stripe_md *lsm, ldlm_policy_data_t *policy,
405 __u32 mode, struct lustre_handle *lockh,
406 struct lov_request_set **reqset)
408 struct lov_obd *lov = &exp->exp_obd->u.lov;
409 struct lov_request_set *set;
411 struct lov_oinfo *loi;
414 OBD_ALLOC(set, sizeof(*set));
421 set->set_oi->oi_md = lsm;
422 set->set_lockh = lov_llh_new(lsm);
423 if (set->set_lockh == NULL)
424 GOTO(out_set, rc = -ENOMEM);
425 lockh->cookie = set->set_lockh->llh_handle.h_cookie;
427 for (i = 0; i < lsm->lsm_stripe_count; i++){
428 struct lov_request *req;
431 loi = lsm->lsm_oinfo[i];
432 if (!lov_stripe_intersects(lsm, i, policy->l_extent.start,
433 policy->l_extent.end, &start, &end))
436 /* FIXME raid1 should grace this error */
437 if (!lov->lov_tgts[loi->loi_ost_idx] ||
438 !lov->lov_tgts[loi->loi_ost_idx]->ltd_active) {
439 CDEBUG(D_HA, "lov idx %d inactive\n", loi->loi_ost_idx);
440 GOTO(out_set, rc = -EIO);
443 OBD_ALLOC(req, sizeof(*req));
445 GOTO(out_set, rc = -ENOMEM);
447 req->rq_buflen = sizeof(*req->rq_oi.oi_md);
448 OBD_ALLOC(req->rq_oi.oi_md, req->rq_buflen);
449 if (req->rq_oi.oi_md == NULL) {
450 OBD_FREE(req, sizeof(*req));
451 GOTO(out_set, rc = -ENOMEM);
454 req->rq_oi.oi_policy.l_extent.start = start;
455 req->rq_oi.oi_policy.l_extent.end = end;
456 req->rq_oi.oi_policy.l_extent.gid = policy->l_extent.gid;
458 req->rq_idx = loi->loi_ost_idx;
461 /* XXX LOV STACKING: submd should be from the subobj */
462 req->rq_oi.oi_md->lsm_object_id = loi->loi_id;
463 req->rq_oi.oi_md->lsm_object_gr = loi->loi_gr;
464 req->rq_oi.oi_md->lsm_stripe_count = 0;
466 lov_set_add_req(req, set);
469 GOTO(out_set, rc = -EIO);
473 lov_fini_match_set(set, mode, 0);
477 int lov_fini_cancel_set(struct lov_request_set *set)
485 LASSERT(set->set_exp);
487 lov_llh_put(set->set_lockh);
489 if (atomic_dec_and_test(&set->set_refcount))
495 int lov_prep_cancel_set(struct obd_export *exp, struct obd_info *oinfo,
496 struct lov_stripe_md *lsm, __u32 mode,
497 struct lustre_handle *lockh,
498 struct lov_request_set **reqset)
500 struct lov_request_set *set;
502 struct lov_oinfo *loi;
505 OBD_ALLOC(set, sizeof(*set));
512 set->set_oi->oi_md = lsm;
513 set->set_lockh = lov_handle2llh(lockh);
514 if (set->set_lockh == NULL) {
515 CERROR("LOV: invalid lov lock handle %p\n", lockh);
516 GOTO(out_set, rc = -EINVAL);
518 lockh->cookie = set->set_lockh->llh_handle.h_cookie;
520 for (i = 0; i < lsm->lsm_stripe_count; i++){
521 struct lov_request *req;
522 struct lustre_handle *lov_lockhp;
524 loi = lsm->lsm_oinfo[i];
525 lov_lockhp = set->set_lockh->llh_handles + i;
526 if (!lustre_handle_is_used(lov_lockhp)) {
527 CDEBUG(D_RPCTRACE,"lov idx %d subobj "LPX64" no lock\n",
528 loi->loi_ost_idx, loi->loi_id);
532 OBD_ALLOC(req, sizeof(*req));
534 GOTO(out_set, rc = -ENOMEM);
536 req->rq_buflen = sizeof(*req->rq_oi.oi_md);
537 OBD_ALLOC(req->rq_oi.oi_md, req->rq_buflen);
538 if (req->rq_oi.oi_md == NULL) {
539 OBD_FREE(req, sizeof(*req));
540 GOTO(out_set, rc = -ENOMEM);
543 req->rq_idx = loi->loi_ost_idx;
546 /* XXX LOV STACKING: submd should be from the subobj */
547 req->rq_oi.oi_md->lsm_object_id = loi->loi_id;
548 req->rq_oi.oi_md->lsm_stripe_count = 0;
550 lov_set_add_req(req, set);
553 GOTO(out_set, rc = -EIO);
557 lov_fini_cancel_set(set);
561 static int create_done(struct obd_export *exp, struct lov_request_set *set,
562 struct lov_stripe_md **lsmp)
564 struct lov_obd *lov = &exp->exp_obd->u.lov;
565 struct obd_trans_info *oti = set->set_oti;
566 struct obdo *src_oa = set->set_oi->oi_oa;
567 struct lov_request *req;
568 struct obdo *ret_oa = NULL;
569 int attrset = 0, rc = 0;
572 LASSERT(set->set_completes);
574 /* try alloc objects on other osts if osc_create fails for
575 * exceptions: RPC failure, ENOSPC, etc */
576 if (set->set_count != set->set_success) {
577 list_for_each_entry (req, &set->set_list, rq_link) {
581 set->set_completes--;
582 req->rq_complete = 0;
584 rc = qos_remedy_create(set, req);
585 lov_update_create_set(set, req, rc);
592 /* no successful creates */
593 if (set->set_success == 0)
596 /* If there was an explicit stripe set, fail. Otherwise, we
597 * got some objects and that's not bad. */
598 if (set->set_count != set->set_success) {
601 set->set_count = set->set_success;
607 GOTO(cleanup, rc = -ENOMEM);
609 list_for_each_entry(req, &set->set_list, rq_link) {
610 if (!req->rq_complete || req->rq_rc)
612 lov_merge_attrs(ret_oa, req->rq_oi.oi_oa,
613 req->rq_oi.oi_oa->o_valid, set->set_oi->oi_md,
614 req->rq_stripe, &attrset);
616 if (src_oa->o_valid & OBD_MD_FLSIZE &&
617 ret_oa->o_size != src_oa->o_size) {
618 CERROR("original size "LPU64" isn't new object size "LPU64"\n",
619 src_oa->o_size, ret_oa->o_size);
622 ret_oa->o_id = src_oa->o_id;
623 memcpy(src_oa, ret_oa, sizeof(*src_oa));
626 *lsmp = set->set_oi->oi_md;
630 list_for_each_entry(req, &set->set_list, rq_link) {
631 struct obd_export *sub_exp;
634 if (!req->rq_complete || req->rq_rc)
637 sub_exp = lov->lov_tgts[req->rq_idx]->ltd_exp;
638 err = obd_destroy(sub_exp, req->rq_oi.oi_oa, NULL, oti, NULL);
640 CERROR("Failed to uncreate objid "LPX64" subobj "
641 LPX64" on OST idx %d: rc = %d\n",
642 src_oa->o_id, req->rq_oi.oi_oa->o_id,
646 obd_free_memmd(exp, &set->set_oi->oi_md);
648 if (oti && set->set_cookies) {
649 oti->oti_logcookies = set->set_cookies;
650 if (!set->set_cookie_sent) {
651 oti_free_cookies(oti);
652 src_oa->o_valid &= ~OBD_MD_FLCOOKIE;
654 src_oa->o_valid |= OBD_MD_FLCOOKIE;
660 int lov_fini_create_set(struct lov_request_set *set,struct lov_stripe_md **lsmp)
667 LASSERT(set->set_exp);
668 if (set->set_completes)
669 rc = create_done(set->set_exp, set, lsmp);
671 if (atomic_dec_and_test(&set->set_refcount))
677 int lov_update_create_set(struct lov_request_set *set,
678 struct lov_request *req, int rc)
680 struct obd_trans_info *oti = set->set_oti;
681 struct lov_stripe_md *lsm = set->set_oi->oi_md;
682 struct lov_oinfo *loi;
683 struct lov_obd *lov = &set->set_exp->exp_obd->u.lov;
686 req->rq_stripe = set->set_success;
687 loi = lsm->lsm_oinfo[req->rq_stripe];
689 if (rc && lov->lov_tgts[req->rq_idx] &&
690 lov->lov_tgts[req->rq_idx]->ltd_active) {
691 CERROR("error creating fid "LPX64" sub-object"
692 " on OST idx %d/%d: rc = %d\n",
693 set->set_oi->oi_oa->o_id, req->rq_idx,
694 lsm->lsm_stripe_count, rc);
696 CERROR("obd_create returned invalid err %d\n", rc);
700 lov_update_set(set, req, rc);
704 loi->loi_id = req->rq_oi.oi_oa->o_id;
705 loi->loi_ost_idx = req->rq_idx;
706 CDEBUG(D_INODE, "objid "LPX64" has subobj "LPX64"/"LPU64" at idx %d\n",
707 lsm->lsm_object_id, loi->loi_id, loi->loi_id, req->rq_idx);
710 if (oti && set->set_cookies)
711 ++oti->oti_logcookies;
712 if (req->rq_oi.oi_oa->o_valid & OBD_MD_FLCOOKIE)
713 set->set_cookie_sent++;
718 int lov_prep_create_set(struct obd_export *exp, struct obd_info *oinfo,
719 struct lov_stripe_md **lsmp, struct obdo *src_oa,
720 struct obd_trans_info *oti,
721 struct lov_request_set **reqset)
723 struct lov_request_set *set;
727 OBD_ALLOC(set, sizeof(*set));
734 set->set_oi->oi_md = *lsmp;
735 set->set_oi->oi_oa = src_oa;
738 rc = qos_prep_create(exp, set);
740 lov_fini_create_set(set, lsmp);
746 static int common_attr_done(struct lov_request_set *set)
748 struct list_head *pos;
749 struct lov_request *req;
751 int rc = 0, attrset = 0;
754 LASSERT(set->set_oi != NULL);
756 if (set->set_oi->oi_oa == NULL)
759 if (!set->set_success)
764 GOTO(out, rc = -ENOMEM);
766 list_for_each (pos, &set->set_list) {
767 req = list_entry(pos, struct lov_request, rq_link);
769 if (!req->rq_complete || req->rq_rc)
771 if (req->rq_oi.oi_oa->o_valid == 0) /* inactive stripe */
773 lov_merge_attrs(tmp_oa, req->rq_oi.oi_oa,
774 req->rq_oi.oi_oa->o_valid,
775 set->set_oi->oi_md, req->rq_stripe, &attrset);
778 CERROR("No stripes had valid attrs\n");
781 tmp_oa->o_id = set->set_oi->oi_oa->o_id;
782 memcpy(set->set_oi->oi_oa, tmp_oa, sizeof(*set->set_oi->oi_oa));
790 static int brw_done(struct lov_request_set *set)
792 struct lov_stripe_md *lsm = set->set_oi->oi_md;
793 struct lov_oinfo *loi = NULL;
794 struct list_head *pos;
795 struct lov_request *req;
798 list_for_each (pos, &set->set_list) {
799 req = list_entry(pos, struct lov_request, rq_link);
801 if (!req->rq_complete || req->rq_rc)
804 loi = lsm->lsm_oinfo[req->rq_stripe];
806 if (req->rq_oi.oi_oa->o_valid & OBD_MD_FLBLOCKS)
807 loi->loi_lvb.lvb_blocks = req->rq_oi.oi_oa->o_blocks;
813 int lov_fini_brw_set(struct lov_request_set *set)
820 LASSERT(set->set_exp);
821 if (set->set_completes) {
823 /* FIXME update qos data here */
825 if (atomic_dec_and_test(&set->set_refcount))
831 int lov_prep_brw_set(struct obd_export *exp, struct obd_info *oinfo,
832 obd_count oa_bufs, struct brw_page *pga,
833 struct obd_trans_info *oti,
834 struct lov_request_set **reqset)
841 struct lov_request_set *set;
842 struct lov_oinfo *loi = NULL;
843 struct lov_obd *lov = &exp->exp_obd->u.lov;
844 int rc = 0, i, shift;
847 OBD_ALLOC(set, sizeof(*set));
855 set->set_oabufs = oa_bufs;
856 OBD_ALLOC(set->set_pga, oa_bufs * sizeof(*set->set_pga));
858 GOTO(out, rc = -ENOMEM);
860 OBD_ALLOC(info, sizeof(*info) * oinfo->oi_md->lsm_stripe_count);
862 GOTO(out, rc = -ENOMEM);
864 /* calculate the page count for each stripe */
865 for (i = 0; i < oa_bufs; i++) {
866 int stripe = lov_stripe_number(oinfo->oi_md, pga[i].off);
867 info[stripe].count++;
870 /* alloc and initialize lov request */
872 for (i = 0 ; i < oinfo->oi_md->lsm_stripe_count; i++){
873 struct lov_request *req;
875 if (info[i].count == 0)
878 loi = oinfo->oi_md->lsm_oinfo[i];
879 if (!lov->lov_tgts[loi->loi_ost_idx] ||
880 !lov->lov_tgts[loi->loi_ost_idx]->ltd_active) {
881 CDEBUG(D_HA, "lov idx %d inactive\n", loi->loi_ost_idx);
882 GOTO(out, rc = -EIO);
885 OBD_ALLOC(req, sizeof(*req));
887 GOTO(out, rc = -ENOMEM);
889 OBDO_ALLOC(req->rq_oi.oi_oa);
890 if (req->rq_oi.oi_oa == NULL) {
891 OBD_FREE(req, sizeof(*req));
892 GOTO(out, rc = -ENOMEM);
896 memcpy(req->rq_oi.oi_oa, oinfo->oi_oa,
897 sizeof(*req->rq_oi.oi_oa));
899 req->rq_oi.oi_oa->o_id = loi->loi_id;
900 req->rq_oi.oi_oa->o_stripe_idx = i;
902 req->rq_buflen = sizeof(*req->rq_oi.oi_md);
903 OBD_ALLOC(req->rq_oi.oi_md, req->rq_buflen);
904 if (req->rq_oi.oi_md == NULL) {
905 OBDO_FREE(req->rq_oi.oi_oa);
906 OBD_FREE(req, sizeof(*req));
907 GOTO(out, rc = -ENOMEM);
910 req->rq_idx = loi->loi_ost_idx;
913 /* XXX LOV STACKING */
914 req->rq_oi.oi_md->lsm_object_id = loi->loi_id;
915 req->rq_oi.oi_md->lsm_object_gr = oinfo->oi_md->lsm_object_gr;
916 req->rq_oabufs = info[i].count;
917 req->rq_pgaidx = shift;
918 shift += req->rq_oabufs;
920 /* remember the index for sort brw_page array */
921 info[i].index = req->rq_pgaidx;
923 lov_set_add_req(req, set);
926 GOTO(out, rc = -EIO);
928 /* rotate & sort the brw_page array */
929 for (i = 0; i < oa_bufs; i++) {
930 int stripe = lov_stripe_number(oinfo->oi_md, pga[i].off);
932 shift = info[stripe].index + info[stripe].off;
933 LASSERT(shift < oa_bufs);
934 set->set_pga[shift] = pga[i];
935 lov_stripe_offset(oinfo->oi_md, pga[i].off, stripe,
936 &set->set_pga[shift].off);
941 OBD_FREE(info, sizeof(*info) * oinfo->oi_md->lsm_stripe_count);
946 lov_fini_brw_set(set);
951 int lov_fini_getattr_set(struct lov_request_set *set)
958 LASSERT(set->set_exp);
959 if (set->set_completes)
960 rc = common_attr_done(set);
962 if (atomic_dec_and_test(&set->set_refcount))
968 /* The callback for osc_getattr_async that finilizes a request info when a
969 * response is recieved. */
970 static int cb_getattr_update(struct obd_info *oinfo, int rc)
972 struct lov_request *lovreq;
973 lovreq = container_of(oinfo, struct lov_request, rq_oi);
974 return lov_update_common_set(lovreq->rq_rqset, lovreq, rc);
977 int lov_prep_getattr_set(struct obd_export *exp, struct obd_info *oinfo,
978 struct lov_request_set **reqset)
980 struct lov_request_set *set;
981 struct lov_oinfo *loi = NULL;
982 struct lov_obd *lov = &exp->exp_obd->u.lov;
986 OBD_ALLOC(set, sizeof(*set));
994 for (i = 0; i < oinfo->oi_md->lsm_stripe_count; i++) {
995 struct lov_request *req;
997 loi = oinfo->oi_md->lsm_oinfo[i];
998 if (!lov->lov_tgts[loi->loi_ost_idx] ||
999 !lov->lov_tgts[loi->loi_ost_idx]->ltd_active) {
1000 CDEBUG(D_HA, "lov idx %d inactive\n", loi->loi_ost_idx);
1004 OBD_ALLOC(req, sizeof(*req));
1006 GOTO(out_set, rc = -ENOMEM);
1009 req->rq_idx = loi->loi_ost_idx;
1011 OBDO_ALLOC(req->rq_oi.oi_oa);
1012 if (req->rq_oi.oi_oa == NULL) {
1013 OBD_FREE(req, sizeof(*req));
1014 GOTO(out_set, rc = -ENOMEM);
1016 memcpy(req->rq_oi.oi_oa, oinfo->oi_oa,
1017 sizeof(*req->rq_oi.oi_oa));
1018 req->rq_oi.oi_oa->o_id = loi->loi_id;
1019 req->rq_oi.oi_cb_up = cb_getattr_update;
1020 req->rq_rqset = set;
1022 lov_set_add_req(req, set);
1024 if (!set->set_count)
1025 GOTO(out_set, rc = -EIO);
1029 lov_fini_getattr_set(set);
1033 int lov_fini_destroy_set(struct lov_request_set *set)
1039 LASSERT(set->set_exp);
1040 if (set->set_completes) {
1041 /* FIXME update qos data here */
1044 if (atomic_dec_and_test(&set->set_refcount))
1045 lov_finish_set(set);
1050 int lov_prep_destroy_set(struct obd_export *exp, struct obd_info *oinfo,
1051 struct obdo *src_oa, struct lov_stripe_md *lsm,
1052 struct obd_trans_info *oti,
1053 struct lov_request_set **reqset)
1055 struct lov_request_set *set;
1056 struct lov_oinfo *loi = NULL;
1057 struct lov_obd *lov = &exp->exp_obd->u.lov;
1061 OBD_ALLOC(set, sizeof(*set));
1067 set->set_oi = oinfo;
1068 set->set_oi->oi_md = lsm;
1069 set->set_oi->oi_oa = src_oa;
1071 if (oti != NULL && src_oa->o_valid & OBD_MD_FLCOOKIE)
1072 set->set_cookies = oti->oti_logcookies;
1074 for (i = 0; i < lsm->lsm_stripe_count; i++) {
1075 struct lov_request *req;
1077 loi = lsm->lsm_oinfo[i];
1078 if (!lov->lov_tgts[loi->loi_ost_idx] ||
1079 !lov->lov_tgts[loi->loi_ost_idx]->ltd_active) {
1080 CDEBUG(D_HA, "lov idx %d inactive\n", loi->loi_ost_idx);
1084 OBD_ALLOC(req, sizeof(*req));
1086 GOTO(out_set, rc = -ENOMEM);
1089 req->rq_idx = loi->loi_ost_idx;
1091 OBDO_ALLOC(req->rq_oi.oi_oa);
1092 if (req->rq_oi.oi_oa == NULL) {
1093 OBD_FREE(req, sizeof(*req));
1094 GOTO(out_set, rc = -ENOMEM);
1096 memcpy(req->rq_oi.oi_oa, src_oa, sizeof(*req->rq_oi.oi_oa));
1097 req->rq_oi.oi_oa->o_id = loi->loi_id;
1098 lov_set_add_req(req, set);
1100 if (!set->set_count)
1101 GOTO(out_set, rc = -EIO);
1105 lov_fini_destroy_set(set);
1109 int lov_fini_setattr_set(struct lov_request_set *set)
1116 LASSERT(set->set_exp);
1117 if (set->set_completes) {
1118 rc = common_attr_done(set);
1119 /* FIXME update qos data here */
1122 if (atomic_dec_and_test(&set->set_refcount))
1123 lov_finish_set(set);
1127 int lov_update_setattr_set(struct lov_request_set *set,
1128 struct lov_request *req, int rc)
1130 struct lov_obd *lov = &req->rq_rqset->set_exp->exp_obd->u.lov;
1131 struct lov_stripe_md *lsm = req->rq_rqset->set_oi->oi_md;
1134 lov_update_set(set, req, rc);
1136 /* grace error on inactive ost */
1137 if (rc && !(lov->lov_tgts[req->rq_idx] &&
1138 lov->lov_tgts[req->rq_idx]->ltd_active))
1142 if (req->rq_oi.oi_oa->o_valid & OBD_MD_FLCTIME)
1143 lsm->lsm_oinfo[req->rq_stripe]->loi_lvb.lvb_ctime =
1144 req->rq_oi.oi_oa->o_ctime;
1145 if (req->rq_oi.oi_oa->o_valid & OBD_MD_FLMTIME)
1146 lsm->lsm_oinfo[req->rq_stripe]->loi_lvb.lvb_mtime =
1147 req->rq_oi.oi_oa->o_mtime;
1148 if (req->rq_oi.oi_oa->o_valid & OBD_MD_FLATIME)
1149 lsm->lsm_oinfo[req->rq_stripe]->loi_lvb.lvb_atime =
1150 req->rq_oi.oi_oa->o_atime;
1156 /* The callback for osc_setattr_async that finilizes a request info when a
1157 * response is recieved. */
1158 static int cb_setattr_update(struct obd_info *oinfo, int rc)
1160 struct lov_request *lovreq;
1161 lovreq = container_of(oinfo, struct lov_request, rq_oi);
1162 return lov_update_setattr_set(lovreq->rq_rqset, lovreq, rc);
1165 int lov_prep_setattr_set(struct obd_export *exp, struct obd_info *oinfo,
1166 struct obd_trans_info *oti,
1167 struct lov_request_set **reqset)
1169 struct lov_request_set *set;
1170 struct lov_oinfo *loi = NULL;
1171 struct lov_obd *lov = &exp->exp_obd->u.lov;
1175 OBD_ALLOC(set, sizeof(*set));
1182 set->set_oi = oinfo;
1183 if (oti != NULL && oinfo->oi_oa->o_valid & OBD_MD_FLCOOKIE)
1184 set->set_cookies = oti->oti_logcookies;
1186 for (i = 0; i < oinfo->oi_md->lsm_stripe_count; i++) {
1187 struct lov_request *req;
1189 loi = oinfo->oi_md->lsm_oinfo[i];
1190 if (!lov->lov_tgts[loi->loi_ost_idx] ||
1191 !lov->lov_tgts[loi->loi_ost_idx]->ltd_active) {
1192 CDEBUG(D_HA, "lov idx %d inactive\n", loi->loi_ost_idx);
1196 OBD_ALLOC(req, sizeof(*req));
1198 GOTO(out_set, rc = -ENOMEM);
1200 req->rq_idx = loi->loi_ost_idx;
1202 OBDO_ALLOC(req->rq_oi.oi_oa);
1203 if (req->rq_oi.oi_oa == NULL) {
1204 OBD_FREE(req, sizeof(*req));
1205 GOTO(out_set, rc = -ENOMEM);
1207 memcpy(req->rq_oi.oi_oa, oinfo->oi_oa,
1208 sizeof(*req->rq_oi.oi_oa));
1209 req->rq_oi.oi_oa->o_id = loi->loi_id;
1210 req->rq_oi.oi_oa->o_stripe_idx = i;
1211 req->rq_oi.oi_cb_up = cb_setattr_update;
1212 req->rq_rqset = set;
1214 if (oinfo->oi_oa->o_valid & OBD_MD_FLSIZE) {
1215 int off = lov_stripe_offset(oinfo->oi_md,
1216 oinfo->oi_oa->o_size, i,
1217 &req->rq_oi.oi_oa->o_size);
1219 if (off < 0 && req->rq_oi.oi_oa->o_size)
1220 req->rq_oi.oi_oa->o_size--;
1222 CDEBUG(D_INODE, "stripe %d has size "LPU64"/"LPU64"\n",
1223 i, req->rq_oi.oi_oa->o_size,
1224 oinfo->oi_oa->o_size);
1226 lov_set_add_req(req, set);
1228 if (!set->set_count)
1229 GOTO(out_set, rc = -EIO);
1233 lov_fini_setattr_set(set);
1237 int lov_fini_punch_set(struct lov_request_set *set)
1244 LASSERT(set->set_exp);
1245 if (set->set_completes) {
1247 /* FIXME update qos data here */
1248 if (set->set_success)
1249 rc = common_attr_done(set);
1252 if (atomic_dec_and_test(&set->set_refcount))
1253 lov_finish_set(set);
1258 int lov_update_punch_set(struct lov_request_set *set,
1259 struct lov_request *req, int rc)
1261 struct lov_obd *lov = &req->rq_rqset->set_exp->exp_obd->u.lov;
1262 struct lov_stripe_md *lsm = req->rq_rqset->set_oi->oi_md;
1265 lov_update_set(set, req, rc);
1267 /* grace error on inactive ost */
1268 if (rc && !lov->lov_tgts[req->rq_idx]->ltd_active)
1272 lov_stripe_lock(lsm);
1273 if (req->rq_oi.oi_oa->o_valid & OBD_MD_FLBLOCKS) {
1274 lsm->lsm_oinfo[req->rq_stripe]->loi_lvb.lvb_blocks =
1275 req->rq_oi.oi_oa->o_blocks;
1278 /* Do we need to update lvb_size here? It needn't because
1279 * it have been done in ll_truncate(). -jay */
1280 lov_stripe_unlock(lsm);
1286 /* The callback for osc_punch that finilizes a request info when a response
1288 static int cb_update_punch(struct obd_info *oinfo, int rc)
1290 struct lov_request *lovreq;
1291 lovreq = container_of(oinfo, struct lov_request, rq_oi);
1292 return lov_update_punch_set(lovreq->rq_rqset, lovreq, rc);
1295 int lov_prep_punch_set(struct obd_export *exp, struct obd_info *oinfo,
1296 struct obd_trans_info *oti,
1297 struct lov_request_set **reqset)
1299 struct lov_request_set *set;
1300 struct lov_oinfo *loi = NULL;
1301 struct lov_obd *lov = &exp->exp_obd->u.lov;
1305 OBD_ALLOC(set, sizeof(*set));
1310 set->set_oi = oinfo;
1313 for (i = 0; i < oinfo->oi_md->lsm_stripe_count; i++) {
1314 struct lov_request *req;
1317 loi = oinfo->oi_md->lsm_oinfo[i];
1318 if (!lov->lov_tgts[loi->loi_ost_idx] ||
1319 !lov->lov_tgts[loi->loi_ost_idx]->ltd_active) {
1320 CDEBUG(D_HA, "lov idx %d inactive\n", loi->loi_ost_idx);
1324 if (!lov_stripe_intersects(oinfo->oi_md, i,
1325 oinfo->oi_policy.l_extent.start,
1326 oinfo->oi_policy.l_extent.end,
1330 OBD_ALLOC(req, sizeof(*req));
1332 GOTO(out_set, rc = -ENOMEM);
1334 req->rq_idx = loi->loi_ost_idx;
1336 OBDO_ALLOC(req->rq_oi.oi_oa);
1337 if (req->rq_oi.oi_oa == NULL) {
1338 OBD_FREE(req, sizeof(*req));
1339 GOTO(out_set, rc = -ENOMEM);
1341 memcpy(req->rq_oi.oi_oa, oinfo->oi_oa,
1342 sizeof(*req->rq_oi.oi_oa));
1343 req->rq_oi.oi_oa->o_id = loi->loi_id;
1344 req->rq_oi.oi_oa->o_stripe_idx = i;
1345 req->rq_oi.oi_cb_up = cb_update_punch;
1346 req->rq_rqset = set;
1348 req->rq_oi.oi_policy.l_extent.start = rs;
1349 req->rq_oi.oi_policy.l_extent.end = re;
1350 req->rq_oi.oi_policy.l_extent.gid = -1;
1352 lov_set_add_req(req, set);
1354 if (!set->set_count)
1355 GOTO(out_set, rc = -EIO);
1359 lov_fini_punch_set(set);
1363 int lov_fini_sync_set(struct lov_request_set *set)
1370 LASSERT(set->set_exp);
1371 if (set->set_completes) {
1372 if (!set->set_success)
1374 /* FIXME update qos data here */
1377 if (atomic_dec_and_test(&set->set_refcount))
1378 lov_finish_set(set);
1383 /* The callback for osc_sync that finilizes a request info when a
1384 * response is recieved. */
1385 static int cb_sync_update(struct obd_info *oinfo, int rc)
1387 struct lov_request *lovreq;
1388 lovreq = container_of(oinfo, struct lov_request, rq_oi);
1389 return lov_update_common_set(lovreq->rq_rqset, lovreq, rc);
1392 int lov_prep_sync_set(struct obd_export *exp, struct obd_info *oinfo,
1393 obd_off start, obd_off end,
1394 struct lov_request_set **reqset)
1396 struct lov_request_set *set;
1397 struct lov_oinfo *loi = NULL;
1398 struct lov_obd *lov = &exp->exp_obd->u.lov;
1402 OBD_ALLOC(set, sizeof(*set));
1408 set->set_oi = oinfo;
1409 set->set_oi->oi_md = oinfo->oi_md;
1410 set->set_oi->oi_oa = oinfo->oi_oa;
1412 for (i = 0; i < oinfo->oi_md->lsm_stripe_count; i++) {
1413 struct lov_request *req;
1416 loi = oinfo->oi_md->lsm_oinfo[i];
1417 if (!lov->lov_tgts[loi->loi_ost_idx] ||
1418 !lov->lov_tgts[loi->loi_ost_idx]->ltd_active) {
1419 CDEBUG(D_HA, "lov idx %d inactive\n", loi->loi_ost_idx);
1423 if (!lov_stripe_intersects(oinfo->oi_md, i, start,
1427 OBD_ALLOC(req, sizeof(*req));
1429 GOTO(out_set, rc = -ENOMEM);
1431 req->rq_idx = loi->loi_ost_idx;
1433 OBDO_ALLOC(req->rq_oi.oi_oa);
1434 if (req->rq_oi.oi_oa == NULL) {
1435 OBD_FREE(req, sizeof(*req));
1436 GOTO(out_set, rc = -ENOMEM);
1438 memcpy(req->rq_oi.oi_oa, oinfo->oi_oa,
1439 sizeof(*req->rq_oi.oi_oa));
1440 req->rq_oi.oi_oa->o_id = loi->loi_id;
1441 req->rq_oi.oi_oa->o_stripe_idx = i;
1443 req->rq_oi.oi_policy.l_extent.start = rs;
1444 req->rq_oi.oi_policy.l_extent.end = re;
1445 req->rq_oi.oi_policy.l_extent.gid = -1;
1446 req->rq_oi.oi_cb_up = cb_sync_update;
1447 req->rq_rqset = set;
1449 lov_set_add_req(req, set);
1451 if (!set->set_count)
1452 GOTO(out_set, rc = -EIO);
1456 lov_fini_sync_set(set);
1460 #define LOV_U64_MAX ((__u64)~0ULL)
1461 #define LOV_SUM_MAX(tot, add) \
1463 if ((tot) + (add) < (tot)) \
1464 (tot) = LOV_U64_MAX; \
1469 int lov_fini_statfs(struct obd_device *obd, struct obd_statfs *osfs,int success)
1474 __u32 expected_stripes = lov_get_stripecnt(&obd->u.lov, 0);
1476 if (osfs->os_files != LOV_U64_MAX)
1477 do_div(osfs->os_files, expected_stripes);
1478 if (osfs->os_ffree != LOV_U64_MAX)
1479 do_div(osfs->os_ffree, expected_stripes);
1481 spin_lock(&obd->obd_osfs_lock);
1482 memcpy(&obd->obd_osfs, osfs, sizeof(*osfs));
1483 obd->obd_osfs_age = cfs_time_current_64();
1484 spin_unlock(&obd->obd_osfs_lock);
1491 int lov_fini_statfs_set(struct lov_request_set *set)
1499 if (set->set_completes) {
1500 rc = lov_fini_statfs(set->set_obd, set->set_oi->oi_osfs,
1504 if (atomic_dec_and_test(&set->set_refcount))
1505 lov_finish_set(set);
1510 void lov_update_statfs(struct obd_statfs *osfs, struct obd_statfs *lov_sfs,
1513 int shift = 0, quit = 0;
1517 memcpy(osfs, lov_sfs, sizeof(*lov_sfs));
1519 if (osfs->os_bsize != lov_sfs->os_bsize) {
1520 /* assume all block sizes are always powers of 2 */
1521 /* get the bits difference */
1522 tmp = osfs->os_bsize | lov_sfs->os_bsize;
1523 for (shift = 0; shift <= 64; ++shift) {
1535 if (osfs->os_bsize < lov_sfs->os_bsize) {
1536 osfs->os_bsize = lov_sfs->os_bsize;
1538 osfs->os_bfree >>= shift;
1539 osfs->os_bavail >>= shift;
1540 osfs->os_blocks >>= shift;
1541 } else if (shift != 0) {
1542 lov_sfs->os_bfree >>= shift;
1543 lov_sfs->os_bavail >>= shift;
1544 lov_sfs->os_blocks >>= shift;
1547 /* Sandia requested that df (and so, statfs) only
1548 returned minimal available space on
1549 a single OST, so people would be able to
1550 write this much data guaranteed. */
1551 if (osfs->os_bavail > lov_sfs->os_bavail) {
1552 /* Presumably if new bavail is smaller,
1553 new bfree is bigger as well */
1554 osfs->os_bfree = lov_sfs->os_bfree;
1555 osfs->os_bavail = lov_sfs->os_bavail;
1558 osfs->os_bfree += lov_sfs->os_bfree;
1559 osfs->os_bavail += lov_sfs->os_bavail;
1561 osfs->os_blocks += lov_sfs->os_blocks;
1562 /* XXX not sure about this one - depends on policy.
1563 * - could be minimum if we always stripe on all OBDs
1564 * (but that would be wrong for any other policy,
1565 * if one of the OBDs has no more objects left)
1566 * - could be sum if we stripe whole objects
1567 * - could be average, just to give a nice number
1569 * To give a "reasonable" (if not wholly accurate)
1570 * number, we divide the total number of free objects
1571 * by expected stripe count (watch out for overflow).
1573 LOV_SUM_MAX(osfs->os_files, lov_sfs->os_files);
1574 LOV_SUM_MAX(osfs->os_ffree, lov_sfs->os_ffree);
1578 /* The callback for osc_statfs_async that finilizes a request info when a
1579 * response is recieved. */
1580 static int cb_statfs_update(struct obd_info *oinfo, int rc)
1582 struct lov_request *lovreq;
1583 struct obd_statfs *osfs, *lov_sfs;
1584 struct obd_device *obd;
1585 struct lov_obd *lov;
1589 lovreq = container_of(oinfo, struct lov_request, rq_oi);
1590 lov = &lovreq->rq_rqset->set_obd->u.lov;
1591 obd = class_exp2obd(lov->lov_tgts[lovreq->rq_idx]->ltd_exp);
1593 osfs = lovreq->rq_rqset->set_oi->oi_osfs;
1594 lov_sfs = oinfo->oi_osfs;
1596 success = lovreq->rq_rqset->set_success;
1598 /* XXX: the same is done in lov_update_common_set, however
1599 lovset->set_exp is not initialized. */
1600 lov_update_set(lovreq->rq_rqset, lovreq, rc);
1602 if (rc && !(lov->lov_tgts[lovreq->rq_idx] &&
1603 lov->lov_tgts[lovreq->rq_idx]->ltd_active))
1608 spin_lock(&obd->obd_osfs_lock);
1609 memcpy(&obd->obd_osfs, lov_sfs, sizeof(*lov_sfs));
1610 if ((oinfo->oi_flags & OBD_STATFS_FROM_CACHE) == 0)
1611 obd->obd_osfs_age = cfs_time_current_64();
1612 spin_unlock(&obd->obd_osfs_lock);
1614 lov_update_statfs(osfs, lov_sfs, success);
1620 int lov_prep_statfs_set(struct obd_device *obd, struct obd_info *oinfo,
1621 struct lov_request_set **reqset)
1623 struct lov_request_set *set;
1624 struct lov_obd *lov = &obd->u.lov;
1628 OBD_ALLOC(set, sizeof(*set));
1634 set->set_oi = oinfo;
1636 /* We only get block data from the OBD */
1637 for (i = 0; i < lov->desc.ld_tgt_count; i++) {
1638 struct lov_request *req;
1640 if (!lov->lov_tgts[i] || !lov->lov_tgts[i]->ltd_active) {
1641 CDEBUG(D_HA, "lov idx %d inactive\n", i);
1645 OBD_ALLOC(req, sizeof(*req));
1647 GOTO(out_set, rc = -ENOMEM);
1649 OBD_ALLOC(req->rq_oi.oi_osfs, sizeof(*req->rq_oi.oi_osfs));
1650 if (req->rq_oi.oi_osfs == NULL) {
1651 OBD_FREE(req, sizeof(*req));
1652 GOTO(out_set, rc = -ENOMEM);
1656 req->rq_oi.oi_cb_up = cb_statfs_update;
1657 req->rq_oi.oi_flags = oinfo->oi_flags;
1658 req->rq_rqset = set;
1660 lov_set_add_req(req, set);
1662 if (!set->set_count)
1663 GOTO(out_set, rc = -EIO);
1667 lov_fini_statfs_set(set);