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 (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
30 * Use is subject to license terms.
32 * Copyright (c) 2011 Whamcloud, Inc.
36 * This file is part of Lustre, http://www.lustre.org/
37 * Lustre is a trademark of Sun Microsystems, Inc.
39 * lustre/mdd/mdd_lov.c
41 * Lustre Metadata Server (mds) handling of striped file data
43 * Author: Peter Braam <braam@clusterfs.com>
44 * Author: wangdi <wangdi@clusterfs.com>
48 # define EXPORT_SYMTAB
50 #define DEBUG_SUBSYSTEM S_MDS
52 #include <linux/module.h>
54 #include <obd_class.h>
55 #include <lustre_ver.h>
56 #include <obd_support.h>
58 #include <lprocfs_status.h>
59 #include <lustre_mds.h>
60 #include <lustre_fid.h>
61 #include <lustre/lustre_idl.h>
63 #include "mdd_internal.h"
65 static int mdd_notify(struct obd_device *host, struct obd_device *watched,
66 enum obd_notify_event ev, void *owner, void *data)
68 struct mdd_device *mdd = owner;
72 LASSERT(owner != NULL);
75 case OBD_NOTIFY_ACTIVE:
77 case OBD_NOTIFY_SYNC_NONBLOCK:
78 rc = md_do_upcall(NULL, &mdd->mdd_md_dev,
81 case OBD_NOTIFY_CONFIG:
82 rc = md_do_upcall(NULL, &mdd->mdd_md_dev,
85 #ifdef HAVE_QUOTA_SUPPORT
86 case OBD_NOTIFY_QUOTA:
87 rc = md_do_upcall(NULL, &mdd->mdd_md_dev,
92 CDEBUG(D_INFO, "Unhandled notification %#x\n", ev);
98 /* The obd is created for handling data stack for mdd */
99 int mdd_init_obd(const struct lu_env *env, struct mdd_device *mdd,
100 struct lustre_cfg *cfg)
102 char *dev = lustre_cfg_string(cfg, 0);
103 int rc, name_size, uuid_size;
106 struct lustre_cfg_bufs *bufs;
107 struct lustre_cfg *lcfg;
108 struct obd_device *obd;
111 mds_id = lu_site2md(mdd2lu_dev(mdd)->ld_site)->ms_node_id;
112 name_size = strlen(MDD_OBD_NAME) + 35;
113 uuid_size = strlen(MDD_OBD_UUID) + 35;
115 OBD_ALLOC(name, name_size);
116 OBD_ALLOC(uuid, uuid_size);
117 if (name == NULL || uuid == NULL)
118 GOTO(cleanup_mem, rc = -ENOMEM);
122 GOTO(cleanup_mem, rc = -ENOMEM);
124 snprintf(name, strlen(MDD_OBD_NAME) + 35, "%s-%s",
127 snprintf(uuid, strlen(MDD_OBD_UUID) + 35, "%s-%s",
130 lustre_cfg_bufs_reset(bufs, name);
131 lustre_cfg_bufs_set_string(bufs, 1, MDD_OBD_TYPE);
132 lustre_cfg_bufs_set_string(bufs, 2, uuid);
133 lustre_cfg_bufs_set_string(bufs, 3, (char*)dev/* MDD_OBD_PROFILE */);
134 lustre_cfg_bufs_set_string(bufs, 4, (char*)dev);
136 lcfg = lustre_cfg_new(LCFG_ATTACH, bufs);
139 GOTO(cleanup_mem, rc = -ENOMEM);
141 rc = class_attach(lcfg);
143 GOTO(lcfg_cleanup, rc);
145 obd = class_name2obd(name);
147 CERROR("Can not find obd %s\n", MDD_OBD_NAME);
151 cfs_spin_lock(&obd->obd_dev_lock);
152 obd->obd_recovering = 1;
153 cfs_spin_unlock(&obd->obd_dev_lock);
154 obd->u.mds.mds_id = mds_id;
155 obd->u.obt.obt_osd_properties.osd_max_ea_size =
156 mdd->mdd_dt_conf.ddp_max_ea_size;
158 rc = class_setup(obd, lcfg);
160 GOTO(class_detach, rc);
163 * Add here for obd notify mechanism, when adding a new ost, the mds
164 * will notify this mdd. The mds will be used for quota also.
166 obd->obd_upcall.onu_upcall = mdd_notify;
167 obd->obd_upcall.onu_owner = mdd;
168 mdd->mdd_obd_dev = obd;
173 class_detach(obd, lcfg);
175 lustre_cfg_free(lcfg);
178 OBD_FREE(name, name_size);
180 OBD_FREE(uuid, uuid_size);
184 int mdd_fini_obd(const struct lu_env *env, struct mdd_device *mdd,
185 struct lustre_cfg *lcfg)
187 struct obd_device *obd;
191 obd = mdd2obd_dev(mdd);
194 rc = class_cleanup(obd, lcfg);
196 GOTO(lcfg_cleanup, rc);
198 obd->obd_upcall.onu_upcall = NULL;
199 obd->obd_upcall.onu_owner = NULL;
200 rc = class_detach(obd, lcfg);
202 GOTO(lcfg_cleanup, rc);
203 mdd->mdd_obd_dev = NULL;
210 int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
211 void *md, int *md_size, const char *name)
216 rc = mdo_xattr_get(env, obj, mdd_buf_get(env, md, *md_size), name,
217 mdd_object_capa(env, obj));
219 * XXX: Handling of -ENODATA, the right way is to have ->do_md_get()
220 * exported by dt layer.
222 if (rc == 0 || rc == -ENODATA) {
226 CERROR("Error %d reading eadata - %d\n", rc, *md_size);
228 /* XXX: Convert lov EA but fixed after verification test. */
235 int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
236 void *md, int *md_size, const char *name)
239 mdd_read_lock(env, obj, MOR_TGT_CHILD);
240 rc = mdd_get_md(env, obj, md, md_size, name);
241 mdd_read_unlock(env, obj);
245 static int mdd_lov_set_stripe_md(const struct lu_env *env,
246 struct mdd_object *obj, struct lu_buf *buf,
247 struct thandle *handle)
249 struct mdd_device *mdd = mdo2mdd(&obj->mod_obj);
250 struct obd_device *obd = mdd2obd_dev(mdd);
251 struct obd_export *lov_exp = obd->u.mds.mds_lov_exp;
252 struct lov_stripe_md *lsm = NULL;
256 LASSERT(S_ISDIR(mdd_object_type(obj)) || S_ISREG(mdd_object_type(obj)));
257 rc = obd_iocontrol(OBD_IOC_LOV_SETSTRIPE, lov_exp, 0,
261 obd_free_memmd(lov_exp, &lsm);
263 rc = mdd_xattr_set_txn(env, obj, buf, XATTR_NAME_LOV, 0, handle);
265 CDEBUG(D_INFO, "set lov ea of "DFID" rc %d \n", PFID(mdo2fid(obj)), rc);
270 * Permission check is done before call it,
271 * no need check again.
273 static int mdd_lov_set_dir_md(const struct lu_env *env,
274 struct mdd_object *obj, struct lu_buf *buf,
275 struct thandle *handle)
277 struct lov_user_md *lum = NULL;
281 LASSERT(S_ISDIR(mdd_object_type(obj)));
282 lum = (struct lov_user_md*)buf->lb_buf;
284 /* if { size, offset, count } = { 0, -1, 0 } and no pool (i.e. all default
285 * values specified) then delete default striping from dir. */
286 if (LOVEA_DELETE_VALUES(lum->lmm_stripe_size, lum->lmm_stripe_count,
287 lum->lmm_stripe_offset) &&
288 lum->lmm_magic != LOV_USER_MAGIC_V3) {
289 rc = mdd_xattr_set_txn(env, obj, &LU_BUF_NULL,
290 XATTR_NAME_LOV, 0, handle);
293 CDEBUG(D_INFO, "delete lov ea of "DFID" rc %d \n",
294 PFID(mdo2fid(obj)), rc);
296 rc = mdd_lov_set_stripe_md(env, obj, buf, handle);
301 int mdd_lsm_sanity_check(const struct lu_env *env, struct mdd_object *obj)
303 struct lu_attr *tmp_la = &mdd_env_info(env)->mti_la;
304 struct md_ucred *uc = md_ucred(env);
308 rc = mdd_la_get(env, obj, tmp_la, BYPASS_CAPA);
312 if ((uc->mu_fsuid != tmp_la->la_uid) &&
313 !mdd_capable(uc, CFS_CAP_FOWNER))
314 rc = mdd_permission_internal_locked(env, obj, tmp_la,
315 MAY_WRITE, MOR_TGT_CHILD);
320 int mdd_lov_set_md(const struct lu_env *env, struct mdd_object *pobj,
321 struct mdd_object *child, struct lov_mds_md *lmmp,
322 int lmm_size, struct thandle *handle, int set_stripe)
329 buf = mdd_buf_get(env, lmmp, lmm_size);
330 mode = mdd_object_type(child);
331 if (S_ISREG(mode) && lmm_size > 0) {
333 rc = mdd_lov_set_stripe_md(env, child, buf, handle);
335 rc = mdd_xattr_set_txn(env, child, buf,
336 XATTR_NAME_LOV, 0, handle);
338 } else if (S_ISDIR(mode)) {
339 if (lmmp == NULL && lmm_size == 0) {
340 struct mdd_device *mdd = mdd_obj2mdd_dev(child);
341 struct lov_mds_md *lmm = mdd_max_lmm_get(env, mdd);
342 int size = sizeof(struct lov_mds_md_v3);
344 /* Get parent dir stripe and set */
346 rc = mdd_get_md_locked(env, pobj, lmm, &size,
349 buf = mdd_buf_get(env, lmm, size);
350 rc = mdd_xattr_set_txn(env, child, buf,
351 XATTR_NAME_LOV, 0, handle);
353 CERROR("error on copy stripe info: rc "
357 LASSERT(lmmp != NULL && lmm_size > 0);
358 rc = mdd_lov_set_dir_md(env, child, buf, handle);
361 CDEBUG(D_INFO, "Set lov md %p size %d for fid "DFID" rc %d\n",
362 lmmp, lmm_size, PFID(mdo2fid(child)), rc);
366 int mdd_lov_objid_prepare(struct mdd_device *mdd, struct lov_mds_md *lmm)
368 /* copy mds_lov code is using wrong layer */
369 return mds_lov_prepare_objids(mdd->mdd_obd_dev, lmm);
372 void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm)
374 /* copy mds_lov code is using wrong layer */
375 mds_lov_update_objids(mdd->mdd_obd_dev, lmm);
378 void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
379 struct lov_mds_md *lmm, int lmm_size,
380 const struct md_op_spec *spec)
382 if (lmm && !spec->no_create)
383 OBD_FREE_LARGE(lmm, lmm_size);
386 int mdd_lov_create(const struct lu_env *env, struct mdd_device *mdd,
387 struct mdd_object *parent, struct mdd_object *child,
388 struct lov_mds_md **lmm, int *lmm_size,
389 const struct md_op_spec *spec, struct lu_attr *la)
391 struct obd_device *obd = mdd2obd_dev(mdd);
392 struct obd_export *lov_exp = obd->u.mds.mds_lov_exp;
393 struct lu_site *site = mdd2lu_dev(mdd)->ld_site;
395 struct lov_stripe_md *lsm = NULL;
396 const void *eadata = spec->u.sp_ea.eadata;
397 __u64 create_flags = spec->sp_cr_flags;
398 struct obd_trans_info *oti = &mdd_env_info(env)->mti_oti;
402 if (!md_should_create(create_flags)) {
408 /* replay case, has objects already, only get lov from eadata */
409 if (spec->no_create != 0) {
410 *lmm = (struct lov_mds_md *)spec->u.sp_ea.eadata;
411 *lmm_size = spec->u.sp_ea.eadatalen;
412 if (*lmm_size == lov_mds_md_size((*lmm)->lmm_stripe_count,
413 (*lmm)->lmm_magic)) {
416 CERROR("incorrect lsm received during recovery\n");
421 if (OBD_FAIL_CHECK(OBD_FAIL_MDS_ALLOC_OBDO))
422 GOTO(out_ids, rc = -ENOMEM);
424 LASSERT(lov_exp != NULL);
425 oa = &mdd_env_info(env)->mti_oa;
427 oa->o_uid = 0; /* must have 0 uid / gid on OST */
429 oa->o_seq = mdt_to_obd_objseq(lu_site2md(site)->ms_node_id);
430 oa->o_mode = S_IFREG | 0600;
431 oa->o_id = fid_ver_oid(mdd_object_fid(child));
432 oa->o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLFLAGS |
433 OBD_MD_FLMODE | OBD_MD_FLUID | OBD_MD_FLGID | OBD_MD_FLGROUP;
436 if (!(create_flags & MDS_OPEN_HAS_OBJS)) {
437 if (create_flags & MDS_OPEN_HAS_EA) {
438 LASSERT(eadata != NULL);
439 rc = obd_iocontrol(OBD_IOC_LOV_SETSTRIPE, lov_exp,
440 0, &lsm, (void*)eadata);
443 } else if (parent != NULL) {
444 /* get lov ea from parent and set to lov */
445 struct lov_mds_md *_lmm;
448 _lmm_size = mdd_lov_mdsize(env, mdd);
449 _lmm = mdd_max_lmm_get(env, mdd);
452 GOTO(out_oti, rc = -ENOMEM);
454 rc = mdd_get_md_locked(env, parent, _lmm,
458 rc = obd_iocontrol(OBD_IOC_LOV_SETSTRIPE,
466 OBD_FAIL_TIMEOUT(OBD_FAIL_MDS_OPEN_WAIT_CREATE, 10);
467 rc = obd_create(lov_exp, oa, &lsm, oti);
470 CERROR("Create error for "DFID": %d\n",
471 PFID(mdo2fid(child)), rc);
476 LASSERT_SEQ_IS_MDT(lsm->lsm_object_seq);
478 LASSERT(eadata != NULL);
479 rc = obd_iocontrol(OBD_IOC_LOV_SETEA, lov_exp, 0, &lsm,
486 lsm->lsm_object_id = fid_ver_oid(mdd_object_fid(child));
487 lsm->lsm_object_seq = fid_seq(mdd_object_fid(child));
489 * Sometimes, we may truncate some object(without lsm) then open it
490 * (with write flags), so creating lsm above. The Nonzero(truncated)
491 * size should tell ost, since size attr is in charge by OST.
493 if (la->la_size && la->la_valid & LA_SIZE) {
494 struct obd_info *oinfo = &mdd_env_info(env)->mti_oi;
496 memset(oinfo, 0, sizeof(*oinfo));
498 /* When setting attr to ost, FLBKSZ is not needed. */
499 oa->o_valid &= ~OBD_MD_FLBLKSZ;
500 obdo_from_la(oa, la, OBD_MD_FLTYPE | OBD_MD_FLATIME |
501 OBD_MD_FLMTIME | OBD_MD_FLCTIME | OBD_MD_FLSIZE);
504 * XXX: Pack lustre id to OST, in OST, it will be packed by
505 * filter_fid, but can not see what is the usages. So just pack
506 * o_seq o_ver here, maybe fix it after this cycle.
508 obdo_from_inode(oa, NULL,
509 (struct lu_fid *)mdd_object_fid(child), 0);
512 oinfo->oi_capa = NULL;
513 oinfo->oi_policy.l_extent.start = la->la_size;
514 oinfo->oi_policy.l_extent.end = OBD_OBJECT_EOF;
516 rc = obd_punch_rqset(lov_exp, oinfo, oti);
518 CERROR("Error setting attrs for "DFID": rc %d\n",
519 PFID(mdo2fid(child)), rc);
521 CERROR("obd_setattr for "DFID" rc %d\n",
522 PFID(mdo2fid(child)), rc);
528 /* blksize should be changed after create data object */
529 la->la_valid |= LA_BLKSIZE;
530 la->la_blksize = oa->o_blksize;
532 rc = obd_packmd(lov_exp, lmm, lsm);
534 CERROR("Cannot pack lsm, err = %d\n", rc);
537 if (mdd_lov_objid_prepare(mdd, *lmm) != 0) {
538 CERROR("Not have memory for update objid\n");
541 GOTO(out_oti, rc = -ENOMEM);
547 oti_free_cookies(oti);
550 obd_free_memmd(lov_exp, &lsm);
556 * used when destroying orphans and from mds_reint_unlink() when MDS wants to
557 * destroy objects on OSS.
560 int mdd_lovobj_unlink(const struct lu_env *env, struct mdd_device *mdd,
561 struct mdd_object *obj, struct lu_attr *la,
562 struct lov_mds_md *lmm, int lmm_size,
563 struct llog_cookie *logcookies,
566 struct obd_device *obd = mdd2obd_dev(mdd);
567 struct obd_export *lov_exp = obd->u.mds.mds_lov_exp;
568 struct lov_stripe_md *lsm = NULL;
569 struct obd_trans_info *oti = &mdd_env_info(env)->mti_oti;
570 struct obdo *oa = &mdd_env_info(env)->mti_oa;
571 struct lu_site *site = mdd2lu_dev(mdd)->ld_site;
578 rc = obd_unpackmd(lov_exp, &lsm, lmm, lmm_size);
580 CERROR("Error unpack md %p\n", lmm);
583 LASSERT(rc >= sizeof(*lsm));
587 oa->o_id = lsm->lsm_object_id;
588 oa->o_seq = mdt_to_obd_objseq(lu_site2md(site)->ms_node_id);
589 oa->o_mode = la->la_mode & S_IFMT;
590 oa->o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLGROUP;
593 if (log_unlink && logcookies) {
594 oa->o_valid |= OBD_MD_FLCOOKIE;
595 oti->oti_logcookies = logcookies;
598 CDEBUG(D_INFO, "destroying OSS object "LPU64":"LPU64"\n", oa->o_seq,
601 rc = obd_destroy(lov_exp, oa, lsm, oti, NULL, NULL);
603 obd_free_memmd(lov_exp, &lsm);
608 * called with obj locked.
610 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
611 struct mdd_object *obj, struct lu_attr *la)
613 struct md_attr *ma = &mdd_env_info(env)->mti_ma;
617 LASSERT(mdd_write_locked(env, obj) != 0);
619 if (unlikely(!S_ISREG(mdd_object_type(obj))))
622 if (unlikely(la->la_nlink != 0)) {
623 CWARN("Attempt to destroy OSS object when nlink == %d\n",
628 ma->ma_lmm_size = mdd_lov_mdsize(env, mdd);
629 ma->ma_lmm = mdd_max_lmm_get(env, mdd);
630 ma->ma_cookie_size = mdd_lov_cookiesize(env, mdd);
631 ma->ma_cookie = mdd_max_cookie_get(env, mdd);
632 if (ma->ma_lmm == NULL || ma->ma_cookie == NULL)
633 RETURN(rc = -ENOMEM);
637 rc = mdd_get_md(env, obj, ma->ma_lmm, &ma->ma_lmm_size,
641 CWARN("Get lov ea failed for "DFID" rc = %d\n",
642 PFID(mdo2fid(obj)), rc);
648 ma->ma_valid = MA_LOV;
650 rc = mdd_unlink_log(env, mdd, obj, ma);
652 CWARN("mds unlink log for "DFID" failed: %d\n",
653 PFID(mdo2fid(obj)), rc);
657 if (ma->ma_valid & MA_COOKIE)
658 rc = mdd_lovobj_unlink(env, mdd, obj, la,
659 ma->ma_lmm, ma->ma_lmm_size,
664 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
665 struct mdd_object *mdd_cobj, struct md_attr *ma)
667 LASSERT(ma->ma_valid & MA_LOV);
669 if ((ma->ma_cookie_size > 0) &&
670 (mds_log_op_unlink(mdd2obd_dev(mdd), ma->ma_lmm, ma->ma_lmm_size,
671 ma->ma_cookie, ma->ma_cookie_size) > 0)) {
672 CDEBUG(D_HA, "DEBUG: unlink log is added for object "DFID"\n",
673 PFID(mdd_object_fid(mdd_cobj)));
674 ma->ma_valid |= MA_COOKIE;
679 int mdd_log_op_setattr(struct obd_device *obd, __u32 uid, __u32 gid,
680 struct lov_mds_md *lmm, int lmm_size,
681 struct llog_cookie *logcookies, int cookies_size)
683 struct mds_obd *mds = &obd->u.mds;
684 struct lov_stripe_md *lsm = NULL;
685 struct llog_setattr64_rec *lsr;
686 struct llog_ctxt *ctxt;
690 if (IS_ERR(mds->mds_lov_obd))
691 RETURN(PTR_ERR(mds->mds_lov_obd));
693 rc = obd_unpackmd(mds->mds_lov_exp, &lsm, lmm, lmm_size);
697 OBD_ALLOC(lsr, sizeof(*lsr));
699 GOTO(out, rc = -ENOMEM);
701 /* prepare setattr log record */
702 lsr->lsr_hdr.lrh_len = lsr->lsr_tail.lrt_len = sizeof(*lsr);
703 lsr->lsr_hdr.lrh_type = MDS_SETATTR64_REC;
707 /* write setattr log */
708 ctxt = llog_get_context(obd, LLOG_MDS_OST_ORIG_CTXT);
709 rc = llog_add(ctxt, &lsr->lsr_hdr, lsm, logcookies,
710 cookies_size / sizeof(struct llog_cookie));
714 OBD_FREE(lsr, sizeof(*lsr));
716 obd_free_memmd(mds->mds_lov_exp, &lsm);
720 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
721 const struct md_attr *ma,
722 struct lov_mds_md *lmm, int lmm_size,
723 struct llog_cookie *logcookies, int cookies_size)
725 struct obd_device *obd = mdd2obd_dev(mdd);
727 /* journal chown/chgrp in llog, just like unlink */
729 CDEBUG(D_INFO, "setattr llog for uid/gid=%lu/%lu\n",
730 (unsigned long)ma->ma_attr.la_uid,
731 (unsigned long)ma->ma_attr.la_gid);
732 return mdd_log_op_setattr(obd, ma->ma_attr.la_uid,
733 ma->ma_attr.la_gid, lmm,
734 lmm_size, logcookies,
740 static int mdd_osc_setattr_async(struct obd_device *obd, __u32 uid, __u32 gid,
741 struct lov_mds_md *lmm, int lmm_size,
742 struct llog_cookie *logcookies, const struct lu_fid *parent,
745 struct mds_obd *mds = &obd->u.mds;
746 struct obd_trans_info oti = { 0 };
747 struct obd_info oinfo = { { { 0 } } };
751 if (OBD_FAIL_CHECK(OBD_FAIL_MDS_OST_SETATTR))
754 /* first get memory EA */
755 OBDO_ALLOC(oinfo.oi_oa);
761 rc = obd_unpackmd(mds->mds_lov_exp, &oinfo.oi_md, lmm, lmm_size);
763 CERROR("Error unpack md %p for obj "DFID"\n", lmm,
769 oinfo.oi_oa->o_uid = uid;
770 oinfo.oi_oa->o_gid = gid;
771 oinfo.oi_oa->o_id = oinfo.oi_md->lsm_object_id;
772 oinfo.oi_oa->o_seq = oinfo.oi_md->lsm_object_seq;
773 oinfo.oi_oa->o_valid |= OBD_MD_FLID | OBD_MD_FLGROUP |
774 OBD_MD_FLUID | OBD_MD_FLGID;
776 oinfo.oi_oa->o_valid |= OBD_MD_FLCOOKIE;
777 oti.oti_logcookies = logcookies;
780 obdo_from_inode(oinfo.oi_oa, NULL, (struct lu_fid *)parent, 0);
783 /* do async setattr from mds to ost not waiting for responses. */
784 rc = obd_setattr_async(mds->mds_lov_exp, &oinfo, &oti, NULL);
786 CDEBUG(D_INODE, "mds to ost setattr objid 0x"LPX64
787 " on ost error %d\n", oinfo.oi_md->lsm_object_id, rc);
790 obd_free_memmd(mds->mds_lov_exp, &oinfo.oi_md);
791 OBDO_FREE(oinfo.oi_oa);
795 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
796 struct lov_mds_md *lmm, int lmm_size,
797 struct llog_cookie *logcookies)
799 struct mdd_device *mdd = mdo2mdd(&obj->mod_obj);
800 struct obd_device *obd = mdd2obd_dev(mdd);
801 struct lu_attr *tmp_la = &mdd_env_info(env)->mti_la;
802 const struct lu_fid *fid = mdd_object_fid(obj);
806 mdd_read_lock(env, obj, MOR_TGT_CHILD);
807 rc = mdo_attr_get(env, obj, tmp_la, mdd_object_capa(env, obj));
808 mdd_read_unlock(env, obj);
812 rc = mdd_osc_setattr_async(obd, tmp_la->la_uid, tmp_la->la_gid, lmm,
813 lmm_size, logcookies, fid, NULL);
817 static int grouplock_blocking_ast(struct ldlm_lock *lock,
818 struct ldlm_lock_desc *desc,
819 void *data, int flag)
821 struct md_attr *ma = data;
822 struct lustre_handle lockh;
828 case LDLM_CB_BLOCKING :
829 /* lock is canceled */
830 CDEBUG(D_DLMTRACE, "Lock %p is canceled\n", lock);
832 ldlm_lock2handle(lock, &lockh);
833 rc = ldlm_cli_cancel(&lockh);
836 case LDLM_CB_CANCELING :
838 "Lock %p has been canceled, do cleaning\n",
841 if (ma && ma->ma_som)
842 OBD_FREE_PTR(ma->ma_som);
852 static int grouplock_glimpse_ast(struct ldlm_lock *lock, void *data)
854 struct ptlrpc_request *req = data;
860 ma = lock->l_ast_data;
862 req_capsule_extend(&req->rq_pill, &RQF_LDLM_GL_CALLBACK);
863 req_capsule_set_size(&req->rq_pill, &RMF_DLM_LVB, RCL_SERVER,
865 rc = req_capsule_server_pack(&req->rq_pill);
867 CERROR("failed pack reply: %d\n", rc);
871 lvb = req_capsule_server_get(&req->rq_pill, &RMF_DLM_LVB);
873 if ((ma) && (ma->ma_valid & MA_SOM)) {
874 lvb->lvb_size = ma->ma_som->msd_size;
875 lvb->lvb_blocks = ma->ma_som->msd_blocks;
876 } else if ((ma) && (ma->ma_valid & MA_INODE)) {
877 lvb->lvb_size = ma->ma_attr.la_size;
878 lvb->lvb_blocks = ma->ma_attr.la_blocks;
881 rc = -ELDLM_NO_LOCK_DATA;
886 if (rc == -ELDLM_NO_LOCK_DATA)
887 lustre_pack_reply(req, 1, NULL, NULL);
893 int mdd_file_lock(const struct lu_env *env, struct md_object *obj,
894 struct lov_mds_md *lmm, struct ldlm_extent *extent,
895 struct lustre_handle *lockh)
897 struct ldlm_enqueue_info einfo = { 0 };
898 struct obd_info oinfo = { { { 0 } } };
899 struct obd_device *obd;
900 struct obd_export *lov_exp;
901 struct lov_stripe_md *lsm = NULL;
902 struct md_attr *ma = NULL;
906 obd = mdo2mdd(obj)->mdd_obd_dev;
907 lov_exp = obd->u.mds.mds_lov_exp;
909 obd_unpackmd(lov_exp, &lsm, lmm,
910 lov_mds_md_size(lmm->lmm_stripe_count, lmm->lmm_magic));
914 GOTO(out, rc = -ENOMEM);
916 OBD_ALLOC_PTR(ma->ma_som);
917 if (ma->ma_som == NULL)
918 GOTO(out, rc = -ENOMEM);
920 ma->ma_need = MA_SOM | MA_INODE;
921 mo_attr_get(env, obj, ma);
923 einfo.ei_type = LDLM_EXTENT;
924 einfo.ei_mode = LCK_GROUP;
925 einfo.ei_cb_bl = grouplock_blocking_ast;
926 einfo.ei_cb_cp = ldlm_completion_ast;
927 einfo.ei_cb_gl = grouplock_glimpse_ast;
929 if (ma->ma_valid & (MA_SOM | MA_INODE))
930 einfo.ei_cbdata = ma;
932 einfo.ei_cbdata = NULL;
934 memset(&oinfo.oi_policy, 0, sizeof(oinfo.oi_policy));
935 oinfo.oi_policy.l_extent = *extent;
936 oinfo.oi_lockh = lockh;
940 rc = obd_enqueue(lov_exp, &oinfo, &einfo, NULL);
941 /* ei_cbdata is used as a free flag at exit */
943 einfo.ei_cbdata = NULL;
945 obd_unpackmd(lov_exp, &lsm, NULL, 0);
948 /* ma is freed if not used as callback data */
949 if ((einfo.ei_cbdata == NULL) && ma && ma->ma_som)
950 OBD_FREE_PTR(ma->ma_som);
951 if ((einfo.ei_cbdata == NULL) && ma)
957 int mdd_file_unlock(const struct lu_env *env, struct md_object *obj,
958 struct lov_mds_md *lmm, struct lustre_handle *lockh)
960 struct obd_device *obd;
961 struct obd_export *lov_exp;
962 struct lov_stripe_md *lsm = NULL;
966 LASSERT(lustre_handle_is_used(lockh));
968 obd = mdo2mdd(obj)->mdd_obd_dev;
969 lov_exp = obd->u.mds.mds_lov_exp;
971 obd_unpackmd(lov_exp, &lsm, lmm,
972 lov_mds_md_size(lmm->lmm_stripe_count, lmm->lmm_magic));
974 rc = obd_cancel(lov_exp, lsm, LCK_GROUP, lockh);
976 obd_unpackmd(lov_exp, &lsm, NULL, 0);