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 rc = class_setup(obd, lcfg);
157 GOTO(class_detach, rc);
160 * Add here for obd notify mechanism, when adding a new ost, the mds
161 * will notify this mdd. The mds will be used for quota also.
163 obd->obd_upcall.onu_upcall = mdd_notify;
164 obd->obd_upcall.onu_owner = mdd;
165 mdd->mdd_obd_dev = obd;
169 class_detach(obd, lcfg);
171 lustre_cfg_free(lcfg);
174 OBD_FREE(name, name_size);
176 OBD_FREE(uuid, uuid_size);
180 int mdd_fini_obd(const struct lu_env *env, struct mdd_device *mdd,
181 struct lustre_cfg *lcfg)
183 struct obd_device *obd;
187 obd = mdd2obd_dev(mdd);
190 rc = class_cleanup(obd, lcfg);
192 GOTO(lcfg_cleanup, rc);
194 obd->obd_upcall.onu_upcall = NULL;
195 obd->obd_upcall.onu_owner = NULL;
196 rc = class_detach(obd, lcfg);
198 GOTO(lcfg_cleanup, rc);
199 mdd->mdd_obd_dev = NULL;
206 int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
207 void *md, int *md_size, const char *name)
212 rc = mdo_xattr_get(env, obj, mdd_buf_get(env, md, *md_size), name,
213 mdd_object_capa(env, obj));
215 * XXX: Handling of -ENODATA, the right way is to have ->do_md_get()
216 * exported by dt layer.
218 if (rc == 0 || rc == -ENODATA) {
222 CERROR("Error %d reading eadata - %d\n", rc, *md_size);
224 /* XXX: Convert lov EA but fixed after verification test. */
231 int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
232 void *md, int *md_size, const char *name)
235 mdd_read_lock(env, obj, MOR_TGT_CHILD);
236 rc = mdd_get_md(env, obj, md, md_size, name);
237 mdd_read_unlock(env, obj);
241 static int mdd_lov_set_stripe_md(const struct lu_env *env,
242 struct mdd_object *obj, struct lu_buf *buf,
243 struct thandle *handle)
245 struct mdd_device *mdd = mdo2mdd(&obj->mod_obj);
246 struct obd_device *obd = mdd2obd_dev(mdd);
247 struct obd_export *lov_exp = obd->u.mds.mds_lov_exp;
248 struct lov_stripe_md *lsm = NULL;
252 LASSERT(S_ISDIR(mdd_object_type(obj)) || S_ISREG(mdd_object_type(obj)));
253 rc = obd_iocontrol(OBD_IOC_LOV_SETSTRIPE, lov_exp, 0,
257 obd_free_memmd(lov_exp, &lsm);
259 rc = mdd_xattr_set_txn(env, obj, buf, XATTR_NAME_LOV, 0, handle);
261 CDEBUG(D_INFO, "set lov ea of "DFID" rc %d \n", PFID(mdo2fid(obj)), rc);
266 * Permission check is done before call it,
267 * no need check again.
269 static int mdd_lov_set_dir_md(const struct lu_env *env,
270 struct mdd_object *obj, struct lu_buf *buf,
271 struct thandle *handle)
273 struct lov_user_md *lum = NULL;
277 LASSERT(S_ISDIR(mdd_object_type(obj)));
278 lum = (struct lov_user_md*)buf->lb_buf;
280 /* if { size, offset, count } = { 0, -1, 0 } and no pool (i.e. all default
281 * values specified) then delete default striping from dir. */
282 if (LOVEA_DELETE_VALUES(lum->lmm_stripe_size, lum->lmm_stripe_count,
283 lum->lmm_stripe_offset) &&
284 lum->lmm_magic != LOV_USER_MAGIC_V3) {
285 rc = mdd_xattr_set_txn(env, obj, &LU_BUF_NULL,
286 XATTR_NAME_LOV, 0, handle);
289 CDEBUG(D_INFO, "delete lov ea of "DFID" rc %d \n",
290 PFID(mdo2fid(obj)), rc);
292 rc = mdd_lov_set_stripe_md(env, obj, buf, handle);
297 int mdd_lsm_sanity_check(const struct lu_env *env, struct mdd_object *obj)
299 struct lu_attr *tmp_la = &mdd_env_info(env)->mti_la;
300 struct md_ucred *uc = md_ucred(env);
304 rc = mdd_la_get(env, obj, tmp_la, BYPASS_CAPA);
308 if ((uc->mu_fsuid != tmp_la->la_uid) &&
309 !mdd_capable(uc, CFS_CAP_FOWNER))
310 rc = mdd_permission_internal_locked(env, obj, tmp_la,
311 MAY_WRITE, MOR_TGT_CHILD);
316 int mdd_lov_set_md(const struct lu_env *env, struct mdd_object *pobj,
317 struct mdd_object *child, struct lov_mds_md *lmmp,
318 int lmm_size, struct thandle *handle, int set_stripe)
325 buf = mdd_buf_get(env, lmmp, lmm_size);
326 mode = mdd_object_type(child);
327 if (S_ISREG(mode) && lmm_size > 0) {
329 rc = mdd_lov_set_stripe_md(env, child, buf, handle);
331 rc = mdd_xattr_set_txn(env, child, buf,
332 XATTR_NAME_LOV, 0, handle);
334 } else if (S_ISDIR(mode)) {
335 if (lmmp == NULL && lmm_size == 0) {
336 struct mdd_device *mdd = mdd_obj2mdd_dev(child);
337 struct lov_mds_md *lmm = mdd_max_lmm_get(env, mdd);
338 int size = sizeof(struct lov_mds_md_v3);
340 /* Get parent dir stripe and set */
342 rc = mdd_get_md_locked(env, pobj, lmm, &size,
345 buf = mdd_buf_get(env, lmm, size);
346 rc = mdd_xattr_set_txn(env, child, buf,
347 XATTR_NAME_LOV, 0, handle);
349 CERROR("error on copy stripe info: rc "
353 LASSERT(lmmp != NULL && lmm_size > 0);
354 rc = mdd_lov_set_dir_md(env, child, buf, handle);
357 CDEBUG(D_INFO, "Set lov md %p size %d for fid "DFID" rc %d\n",
358 lmmp, lmm_size, PFID(mdo2fid(child)), rc);
362 int mdd_lov_objid_prepare(struct mdd_device *mdd, struct lov_mds_md *lmm)
364 /* copy mds_lov code is using wrong layer */
365 return mds_lov_prepare_objids(mdd->mdd_obd_dev, lmm);
368 void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm)
370 /* copy mds_lov code is using wrong layer */
371 mds_lov_update_objids(mdd->mdd_obd_dev, lmm);
374 void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
375 struct lov_mds_md *lmm, int lmm_size,
376 const struct md_op_spec *spec)
378 if (lmm && !spec->no_create)
379 OBD_FREE(lmm, lmm_size);
382 int mdd_lov_create(const struct lu_env *env, struct mdd_device *mdd,
383 struct mdd_object *parent, struct mdd_object *child,
384 struct lov_mds_md **lmm, int *lmm_size,
385 const struct md_op_spec *spec, struct lu_attr *la)
387 struct obd_device *obd = mdd2obd_dev(mdd);
388 struct obd_export *lov_exp = obd->u.mds.mds_lov_exp;
389 struct lu_site *site = mdd2lu_dev(mdd)->ld_site;
391 struct lov_stripe_md *lsm = NULL;
392 const void *eadata = spec->u.sp_ea.eadata;
393 __u64 create_flags = spec->sp_cr_flags;
394 struct obd_trans_info *oti = &mdd_env_info(env)->mti_oti;
398 if (!md_should_create(create_flags)) {
404 /* replay case, has objects already, only get lov from eadata */
405 if (spec->no_create != 0) {
406 *lmm = (struct lov_mds_md *)spec->u.sp_ea.eadata;
407 *lmm_size = spec->u.sp_ea.eadatalen;
408 if (*lmm_size == lov_mds_md_size((*lmm)->lmm_stripe_count,
409 (*lmm)->lmm_magic)) {
412 CERROR("incorrect lsm received during recovery\n");
417 if (OBD_FAIL_CHECK(OBD_FAIL_MDS_ALLOC_OBDO))
418 GOTO(out_ids, rc = -ENOMEM);
420 LASSERT(lov_exp != NULL);
421 oa = &mdd_env_info(env)->mti_oa;
423 oa->o_uid = 0; /* must have 0 uid / gid on OST */
425 oa->o_seq = mdt_to_obd_objseq(lu_site2md(site)->ms_node_id);
426 oa->o_mode = S_IFREG | 0600;
427 oa->o_id = fid_ver_oid(mdd_object_fid(child));
428 oa->o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLFLAGS |
429 OBD_MD_FLMODE | OBD_MD_FLUID | OBD_MD_FLGID | OBD_MD_FLGROUP;
432 if (!(create_flags & MDS_OPEN_HAS_OBJS)) {
433 if (create_flags & MDS_OPEN_HAS_EA) {
434 LASSERT(eadata != NULL);
435 rc = obd_iocontrol(OBD_IOC_LOV_SETSTRIPE, lov_exp,
436 0, &lsm, (void*)eadata);
439 } else if (parent != NULL) {
440 /* get lov ea from parent and set to lov */
441 struct lov_mds_md *_lmm;
444 _lmm_size = mdd_lov_mdsize(env, mdd);
445 _lmm = mdd_max_lmm_get(env, mdd);
448 GOTO(out_oti, rc = -ENOMEM);
450 rc = mdd_get_md_locked(env, parent, _lmm,
454 rc = obd_iocontrol(OBD_IOC_LOV_SETSTRIPE,
462 OBD_FAIL_TIMEOUT(OBD_FAIL_MDS_OPEN_WAIT_CREATE, 10);
463 rc = obd_create(lov_exp, oa, &lsm, oti);
466 CERROR("Create error for "DFID": %d\n",
467 PFID(mdo2fid(child)), rc);
472 LASSERT_SEQ_IS_MDT(lsm->lsm_object_seq);
474 LASSERT(eadata != NULL);
475 rc = obd_iocontrol(OBD_IOC_LOV_SETEA, lov_exp, 0, &lsm,
482 lsm->lsm_object_id = fid_ver_oid(mdd_object_fid(child));
483 lsm->lsm_object_seq = fid_seq(mdd_object_fid(child));
485 * Sometimes, we may truncate some object(without lsm) then open it
486 * (with write flags), so creating lsm above. The Nonzero(truncated)
487 * size should tell ost, since size attr is in charge by OST.
489 if (la->la_size && la->la_valid & LA_SIZE) {
490 struct obd_info *oinfo = &mdd_env_info(env)->mti_oi;
492 memset(oinfo, 0, sizeof(*oinfo));
494 /* When setting attr to ost, FLBKSZ is not needed. */
495 oa->o_valid &= ~OBD_MD_FLBLKSZ;
496 obdo_from_la(oa, la, OBD_MD_FLTYPE | OBD_MD_FLATIME |
497 OBD_MD_FLMTIME | OBD_MD_FLCTIME | OBD_MD_FLSIZE);
500 * XXX: Pack lustre id to OST, in OST, it will be packed by
501 * filter_fid, but can not see what is the usages. So just pack
502 * o_seq o_ver here, maybe fix it after this cycle.
504 obdo_from_inode(oa, NULL,
505 (struct lu_fid *)mdd_object_fid(child), 0);
508 oinfo->oi_capa = NULL;
509 oinfo->oi_policy.l_extent.start = la->la_size;
510 oinfo->oi_policy.l_extent.end = OBD_OBJECT_EOF;
512 rc = obd_punch_rqset(lov_exp, oinfo, oti);
514 CERROR("Error setting attrs for "DFID": rc %d\n",
515 PFID(mdo2fid(child)), rc);
517 CERROR("obd_setattr for "DFID" rc %d\n",
518 PFID(mdo2fid(child)), rc);
524 /* blksize should be changed after create data object */
525 la->la_valid |= LA_BLKSIZE;
526 la->la_blksize = oa->o_blksize;
528 rc = obd_packmd(lov_exp, lmm, lsm);
530 CERROR("Cannot pack lsm, err = %d\n", rc);
533 if (mdd_lov_objid_prepare(mdd, *lmm) != 0) {
534 CERROR("Not have memory for update objid\n");
537 GOTO(out_oti, rc = -ENOMEM);
543 oti_free_cookies(oti);
546 obd_free_memmd(lov_exp, &lsm);
552 * used when destroying orphans and from mds_reint_unlink() when MDS wants to
553 * destroy objects on OSS.
556 int mdd_lovobj_unlink(const struct lu_env *env, struct mdd_device *mdd,
557 struct mdd_object *obj, struct lu_attr *la,
558 struct lov_mds_md *lmm, int lmm_size,
559 struct llog_cookie *logcookies,
562 struct obd_device *obd = mdd2obd_dev(mdd);
563 struct obd_export *lov_exp = obd->u.mds.mds_lov_exp;
564 struct lov_stripe_md *lsm = NULL;
565 struct obd_trans_info *oti = &mdd_env_info(env)->mti_oti;
566 struct obdo *oa = &mdd_env_info(env)->mti_oa;
567 struct lu_site *site = mdd2lu_dev(mdd)->ld_site;
574 rc = obd_unpackmd(lov_exp, &lsm, lmm, lmm_size);
576 CERROR("Error unpack md %p\n", lmm);
579 LASSERT(rc >= sizeof(*lsm));
583 oa->o_id = lsm->lsm_object_id;
584 oa->o_seq = mdt_to_obd_objseq(lu_site2md(site)->ms_node_id);
585 oa->o_mode = la->la_mode & S_IFMT;
586 oa->o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLGROUP;
589 if (log_unlink && logcookies) {
590 oa->o_valid |= OBD_MD_FLCOOKIE;
591 oti->oti_logcookies = logcookies;
594 CDEBUG(D_INFO, "destroying OSS object "LPU64":"LPU64"\n", oa->o_seq,
597 rc = obd_destroy(lov_exp, oa, lsm, oti, NULL, NULL);
599 obd_free_memmd(lov_exp, &lsm);
604 * called with obj locked.
606 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
607 struct mdd_object *obj, struct lu_attr *la)
609 struct md_attr *ma = &mdd_env_info(env)->mti_ma;
613 LASSERT(mdd_write_locked(env, obj) != 0);
615 if (unlikely(!S_ISREG(mdd_object_type(obj))))
618 if (unlikely(la->la_nlink != 0)) {
619 CWARN("Attempt to destroy OSS object when nlink == %d\n",
624 ma->ma_lmm_size = mdd_lov_mdsize(env, mdd);
625 ma->ma_lmm = mdd_max_lmm_get(env, mdd);
626 ma->ma_cookie_size = mdd_lov_cookiesize(env, mdd);
627 ma->ma_cookie = mdd_max_cookie_get(env, mdd);
628 if (ma->ma_lmm == NULL || ma->ma_cookie == NULL)
629 RETURN(rc = -ENOMEM);
633 rc = mdd_get_md(env, obj, ma->ma_lmm, &ma->ma_lmm_size,
637 CWARN("Get lov ea failed for "DFID" rc = %d\n",
638 PFID(mdo2fid(obj)), rc);
644 ma->ma_valid = MA_LOV;
646 rc = mdd_unlink_log(env, mdd, obj, ma);
648 CWARN("mds unlink log for "DFID" failed: %d\n",
649 PFID(mdo2fid(obj)), rc);
653 if (ma->ma_valid & MA_COOKIE)
654 rc = mdd_lovobj_unlink(env, mdd, obj, la,
655 ma->ma_lmm, ma->ma_lmm_size,
660 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
661 struct mdd_object *mdd_cobj, struct md_attr *ma)
663 LASSERT(ma->ma_valid & MA_LOV);
665 if ((ma->ma_cookie_size > 0) &&
666 (mds_log_op_unlink(mdd2obd_dev(mdd), ma->ma_lmm, ma->ma_lmm_size,
667 ma->ma_cookie, ma->ma_cookie_size) > 0)) {
668 CDEBUG(D_HA, "DEBUG: unlink log is added for object "DFID"\n",
669 PFID(mdd_object_fid(mdd_cobj)));
670 ma->ma_valid |= MA_COOKIE;
675 int mdd_log_op_setattr(struct obd_device *obd, __u32 uid, __u32 gid,
676 struct lov_mds_md *lmm, int lmm_size,
677 struct llog_cookie *logcookies, int cookies_size)
679 struct mds_obd *mds = &obd->u.mds;
680 struct lov_stripe_md *lsm = NULL;
681 struct llog_setattr64_rec *lsr;
682 struct llog_ctxt *ctxt;
686 if (IS_ERR(mds->mds_lov_obd))
687 RETURN(PTR_ERR(mds->mds_lov_obd));
689 rc = obd_unpackmd(mds->mds_lov_exp, &lsm, lmm, lmm_size);
693 OBD_ALLOC(lsr, sizeof(*lsr));
695 GOTO(out, rc = -ENOMEM);
697 /* prepare setattr log record */
698 lsr->lsr_hdr.lrh_len = lsr->lsr_tail.lrt_len = sizeof(*lsr);
699 lsr->lsr_hdr.lrh_type = MDS_SETATTR64_REC;
703 /* write setattr log */
704 ctxt = llog_get_context(obd, LLOG_MDS_OST_ORIG_CTXT);
705 rc = llog_add(ctxt, &lsr->lsr_hdr, lsm, logcookies,
706 cookies_size / sizeof(struct llog_cookie));
710 OBD_FREE(lsr, sizeof(*lsr));
712 obd_free_memmd(mds->mds_lov_exp, &lsm);
716 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
717 const struct md_attr *ma,
718 struct lov_mds_md *lmm, int lmm_size,
719 struct llog_cookie *logcookies, int cookies_size)
721 struct obd_device *obd = mdd2obd_dev(mdd);
723 /* journal chown/chgrp in llog, just like unlink */
725 CDEBUG(D_INFO, "setattr llog for uid/gid=%lu/%lu\n",
726 (unsigned long)ma->ma_attr.la_uid,
727 (unsigned long)ma->ma_attr.la_gid);
728 return mdd_log_op_setattr(obd, ma->ma_attr.la_uid,
729 ma->ma_attr.la_gid, lmm,
730 lmm_size, logcookies,
736 static int mdd_osc_setattr_async(struct obd_device *obd, __u32 uid, __u32 gid,
737 struct lov_mds_md *lmm, int lmm_size,
738 struct llog_cookie *logcookies, const struct lu_fid *parent,
741 struct mds_obd *mds = &obd->u.mds;
742 struct obd_trans_info oti = { 0 };
743 struct obd_info oinfo = { { { 0 } } };
747 if (OBD_FAIL_CHECK(OBD_FAIL_MDS_OST_SETATTR))
750 /* first get memory EA */
751 OBDO_ALLOC(oinfo.oi_oa);
757 rc = obd_unpackmd(mds->mds_lov_exp, &oinfo.oi_md, lmm, lmm_size);
759 CERROR("Error unpack md %p for obj "DFID"\n", lmm,
765 oinfo.oi_oa->o_uid = uid;
766 oinfo.oi_oa->o_gid = gid;
767 oinfo.oi_oa->o_id = oinfo.oi_md->lsm_object_id;
768 oinfo.oi_oa->o_seq = oinfo.oi_md->lsm_object_seq;
769 oinfo.oi_oa->o_valid |= OBD_MD_FLID | OBD_MD_FLGROUP |
770 OBD_MD_FLUID | OBD_MD_FLGID;
772 oinfo.oi_oa->o_valid |= OBD_MD_FLCOOKIE;
773 oti.oti_logcookies = logcookies;
776 obdo_from_inode(oinfo.oi_oa, NULL, (struct lu_fid *)parent, 0);
779 /* do async setattr from mds to ost not waiting for responses. */
780 rc = obd_setattr_async(mds->mds_lov_exp, &oinfo, &oti, NULL);
782 CDEBUG(D_INODE, "mds to ost setattr objid 0x"LPX64
783 " on ost error %d\n", oinfo.oi_md->lsm_object_id, rc);
786 obd_free_memmd(mds->mds_lov_exp, &oinfo.oi_md);
787 OBDO_FREE(oinfo.oi_oa);
791 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
792 struct lov_mds_md *lmm, int lmm_size,
793 struct llog_cookie *logcookies)
795 struct mdd_device *mdd = mdo2mdd(&obj->mod_obj);
796 struct obd_device *obd = mdd2obd_dev(mdd);
797 struct lu_attr *tmp_la = &mdd_env_info(env)->mti_la;
798 const struct lu_fid *fid = mdd_object_fid(obj);
802 mdd_read_lock(env, obj, MOR_TGT_CHILD);
803 rc = mdo_attr_get(env, obj, tmp_la, mdd_object_capa(env, obj));
804 mdd_read_unlock(env, obj);
808 rc = mdd_osc_setattr_async(obd, tmp_la->la_uid, tmp_la->la_gid, lmm,
809 lmm_size, logcookies, fid, NULL);
813 static int grouplock_blocking_ast(struct ldlm_lock *lock,
814 struct ldlm_lock_desc *desc,
815 void *data, int flag)
817 struct md_attr *ma = data;
818 struct lustre_handle lockh;
824 case LDLM_CB_BLOCKING :
825 /* lock is canceled */
826 CDEBUG(D_DLMTRACE, "Lock %p is canceled\n", lock);
828 ldlm_lock2handle(lock, &lockh);
829 rc = ldlm_cli_cancel(&lockh);
832 case LDLM_CB_CANCELING :
834 "Lock %p has been canceled, do cleaning\n",
837 if (ma && ma->ma_som)
838 OBD_FREE_PTR(ma->ma_som);
848 static int grouplock_glimpse_ast(struct ldlm_lock *lock, void *data)
850 struct ptlrpc_request *req = data;
856 ma = lock->l_ast_data;
858 req_capsule_extend(&req->rq_pill, &RQF_LDLM_GL_CALLBACK);
859 req_capsule_set_size(&req->rq_pill, &RMF_DLM_LVB, RCL_SERVER,
861 rc = req_capsule_server_pack(&req->rq_pill);
863 CERROR("failed pack reply: %d\n", rc);
867 lvb = req_capsule_server_get(&req->rq_pill, &RMF_DLM_LVB);
869 if ((ma) && (ma->ma_valid & MA_SOM)) {
870 lvb->lvb_size = ma->ma_som->msd_size;
871 lvb->lvb_blocks = ma->ma_som->msd_blocks;
872 } else if ((ma) && (ma->ma_valid & MA_INODE)) {
873 lvb->lvb_size = ma->ma_attr.la_size;
874 lvb->lvb_blocks = ma->ma_attr.la_blocks;
877 rc = -ELDLM_NO_LOCK_DATA;
882 if (rc == -ELDLM_NO_LOCK_DATA)
883 lustre_pack_reply(req, 1, NULL, NULL);
889 int mdd_file_lock(const struct lu_env *env, struct md_object *obj,
890 struct lov_mds_md *lmm, struct ldlm_extent *extent,
891 struct lustre_handle *lockh)
893 struct ldlm_enqueue_info einfo = { 0 };
894 struct obd_info oinfo = { { { 0 } } };
895 struct obd_device *obd;
896 struct obd_export *lov_exp;
897 struct lov_stripe_md *lsm = NULL;
898 struct md_attr *ma = NULL;
902 obd = mdo2mdd(obj)->mdd_obd_dev;
903 lov_exp = obd->u.mds.mds_lov_exp;
905 obd_unpackmd(lov_exp, &lsm, lmm,
906 lov_mds_md_size(lmm->lmm_stripe_count, lmm->lmm_magic));
910 GOTO(out, rc = -ENOMEM);
912 OBD_ALLOC_PTR(ma->ma_som);
913 if (ma->ma_som == NULL)
914 GOTO(out, rc = -ENOMEM);
916 ma->ma_need = MA_SOM | MA_INODE;
917 mo_attr_get(env, obj, ma);
919 einfo.ei_type = LDLM_EXTENT;
920 einfo.ei_mode = LCK_GROUP;
921 einfo.ei_cb_bl = grouplock_blocking_ast;
922 einfo.ei_cb_cp = ldlm_completion_ast;
923 einfo.ei_cb_gl = grouplock_glimpse_ast;
925 if (ma->ma_valid & (MA_SOM | MA_INODE))
926 einfo.ei_cbdata = ma;
928 einfo.ei_cbdata = NULL;
930 memset(&oinfo.oi_policy, 0, sizeof(oinfo.oi_policy));
931 oinfo.oi_policy.l_extent = *extent;
932 oinfo.oi_lockh = lockh;
936 rc = obd_enqueue(lov_exp, &oinfo, &einfo, NULL);
937 /* ei_cbdata is used as a free flag at exit */
939 einfo.ei_cbdata = NULL;
941 obd_unpackmd(lov_exp, &lsm, NULL, 0);
944 /* ma is freed if not used as callback data */
945 if ((einfo.ei_cbdata == NULL) && ma && ma->ma_som)
946 OBD_FREE_PTR(ma->ma_som);
947 if ((einfo.ei_cbdata == NULL) && ma)
953 int mdd_file_unlock(const struct lu_env *env, struct md_object *obj,
954 struct lov_mds_md *lmm, struct lustre_handle *lockh)
956 struct obd_device *obd;
957 struct obd_export *lov_exp;
958 struct lov_stripe_md *lsm = NULL;
962 LASSERT(lustre_handle_is_used(lockh));
964 obd = mdo2mdd(obj)->mdd_obd_dev;
965 lov_exp = obd->u.mds.mds_lov_exp;
967 obd_unpackmd(lov_exp, &lsm, lmm,
968 lov_mds_md_size(lmm->lmm_stripe_count, lmm->lmm_magic));
970 rc = obd_cancel(lov_exp, lsm, LCK_GROUP, lockh);
972 obd_unpackmd(lov_exp, &lsm, NULL, 0);