4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
21 * CA 95054 USA or visit www.sun.com if you need additional information or
27 * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
28 * Use is subject to license terms.
31 * Copyright (c) 2011, 2012 Whamcloud, Inc.
32 * Use is subject to license terms.
35 * This file is part of Lustre, http://www.lustre.org/
36 * Lustre is a trademark of Sun Microsystems, Inc.
38 * lustre/osd-zfs/osd_object.c
40 * Author: Alex Zhuravlev <bzzz@whamcloud.com>
41 * Author: Mike Pershin <tappro@whamcloud.com>
42 * Author: Johann Lombardi <johann@whamcloud.com>
46 # define EXPORT_SYMTAB
48 #define DEBUG_SUBSYSTEM S_OSD
50 #include <lustre_ver.h>
51 #include <libcfs/libcfs.h>
52 #include <lustre_fsfilt.h>
53 #include <obd_support.h>
54 #include <lustre_net.h>
56 #include <obd_class.h>
57 #include <lustre_disk.h>
58 #include <lustre_fid.h>
60 #include "osd_internal.h"
62 #include <sys/dnode.h>
67 #include <sys/spa_impl.h>
68 #include <sys/zfs_znode.h>
69 #include <sys/dmu_tx.h>
70 #include <sys/dmu_objset.h>
71 #include <sys/dsl_prop.h>
72 #include <sys/sa_impl.h>
75 static char *osd_obj_tag = "osd_object";
77 static struct dt_object_operations osd_obj_ops;
78 static struct lu_object_operations osd_lu_obj_ops;
79 extern struct dt_body_operations osd_body_ops;
80 static struct dt_object_operations osd_obj_otable_it_ops;
82 extern cfs_mem_cache_t *osd_object_kmem;
85 osd_object_sa_fini(struct osd_object *obj)
88 sa_handle_destroy(obj->oo_sa_hdl);
89 obj->oo_sa_hdl = NULL;
94 osd_object_sa_init(struct osd_object *obj, udmu_objset_t *uos)
98 LASSERT(obj->oo_sa_hdl == NULL);
99 LASSERT(obj->oo_db != NULL);
101 rc = -sa_handle_get(uos->os, obj->oo_db->db_object, obj,
102 SA_HDL_PRIVATE, &obj->oo_sa_hdl);
106 /* Cache the xattr object id, valid for the life of the object */
107 rc = -sa_lookup(obj->oo_sa_hdl, SA_ZPL_XATTR(uos), &obj->oo_xattr, 8);
109 obj->oo_xattr = ZFS_NO_OBJECT;
112 osd_object_sa_fini(obj);
119 * Add object to list of dirty objects in tx handle.
122 osd_object_sa_dirty_add(struct osd_object *obj, struct osd_thandle *oh)
124 if (!cfs_list_empty(&obj->oo_sa_linkage))
127 cfs_down(&oh->ot_sa_lock);
128 if (likely(cfs_list_empty(&obj->oo_sa_linkage)))
129 cfs_list_add(&obj->oo_sa_linkage, &oh->ot_sa_list);
130 cfs_up(&oh->ot_sa_lock);
134 * Release spill block dbuf hold for all dirty SAs.
136 void osd_object_sa_dirty_rele(struct osd_thandle *oh)
138 struct osd_object *obj;
140 cfs_down(&oh->ot_sa_lock);
141 while (!cfs_list_empty(&oh->ot_sa_list)) {
142 obj = cfs_list_entry(oh->ot_sa_list.next,
143 struct osd_object, oo_sa_linkage);
144 sa_spill_rele(obj->oo_sa_hdl);
145 cfs_list_del_init(&obj->oo_sa_linkage);
147 cfs_up(&oh->ot_sa_lock);
151 * Update the SA and add the object to the dirty list.
153 int osd_object_sa_update(struct osd_object *obj, sa_attr_type_t type,
154 void *buf, uint32_t buflen, struct osd_thandle *oh)
158 LASSERT(obj->oo_sa_hdl != NULL);
159 LASSERT(oh->ot_tx != NULL);
161 rc = -sa_update(obj->oo_sa_hdl, type, buf, buflen, oh->ot_tx);
162 osd_object_sa_dirty_add(obj, oh);
168 * Bulk update the SA and add the object to the dirty list.
171 osd_object_sa_bulk_update(struct osd_object *obj, sa_bulk_attr_t *attrs,
172 int count, struct osd_thandle *oh)
176 LASSERT(obj->oo_sa_hdl != NULL);
177 LASSERT(oh->ot_tx != NULL);
179 rc = -sa_bulk_update(obj->oo_sa_hdl, attrs, count, oh->ot_tx);
180 osd_object_sa_dirty_add(obj, oh);
186 * Retrieve the attributes of a DMU object
188 int __osd_object_attr_get(const struct lu_env *env, udmu_objset_t *uos,
189 struct osd_object *obj, struct lu_attr *la)
191 struct osa_attr *osa = &osd_oti_get(env)->oti_osa;
193 sa_bulk_attr_t *bulk;
198 LASSERT(obj->oo_db != NULL);
200 rc = -sa_handle_get(uos->os, obj->oo_db->db_object, NULL,
201 SA_HDL_PRIVATE, &sa_hdl);
205 OBD_ALLOC(bulk, sizeof(sa_bulk_attr_t) * 9);
207 GOTO(out_sa, rc = -ENOMEM);
209 la->la_valid |= LA_ATIME | LA_MTIME | LA_CTIME | LA_MODE | LA_TYPE |
210 LA_SIZE | LA_UID | LA_GID | LA_FLAGS | LA_NLINK;
212 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_ATIME(uos), NULL, osa->atime, 16);
213 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MTIME(uos), NULL, osa->mtime, 16);
214 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_CTIME(uos), NULL, osa->ctime, 16);
215 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MODE(uos), NULL, &osa->mode, 8);
216 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_SIZE(uos), NULL, &osa->size, 8);
217 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_LINKS(uos), NULL, &osa->nlink, 8);
218 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_UID(uos), NULL, &osa->uid, 8);
219 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_GID(uos), NULL, &osa->gid, 8);
220 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_FLAGS(uos), NULL, &osa->flags, 8);
222 rc = -sa_bulk_lookup(sa_hdl, bulk, cnt);
226 la->la_atime = osa->atime[0];
227 la->la_mtime = osa->mtime[0];
228 la->la_ctime = osa->ctime[0];
229 la->la_mode = osa->mode;
230 la->la_uid = osa->uid;
231 la->la_gid = osa->gid;
232 la->la_nlink = osa->nlink;
233 la->la_flags = osa->flags;
234 la->la_size = osa->size;
236 if (S_ISCHR(la->la_mode) || S_ISBLK(la->la_mode)) {
237 rc = -sa_lookup(sa_hdl, SA_ZPL_RDEV(uos), &osa->rdev, 8);
240 la->la_rdev = osa->rdev;
241 la->la_valid |= LA_RDEV;
244 OBD_FREE(bulk, sizeof(sa_bulk_attr_t) * 9);
246 sa_handle_destroy(sa_hdl);
251 int __osd_obj2dbuf(const struct lu_env *env, objset_t *os,
252 uint64_t oid, dmu_buf_t **dbp, void *tag)
254 dmu_object_info_t *doi = &osd_oti_get(env)->oti_doi;
259 rc = -sa_buf_hold(os, oid, tag, dbp);
263 dmu_object_info_from_db(*dbp, doi);
264 if (unlikely (oid != DMU_USERUSED_OBJECT &&
265 oid != DMU_GROUPUSED_OBJECT && doi->doi_bonus_type != DMU_OT_SA)) {
266 sa_buf_rele(*dbp, tag);
272 LASSERT((*dbp)->db_object == oid);
273 LASSERT((*dbp)->db_offset == -1);
274 LASSERT((*dbp)->db_data != NULL);
280 * Concurrency: no concurrent access is possible that early in object
283 struct lu_object *osd_object_alloc(const struct lu_env *env,
284 const struct lu_object_header *hdr,
287 struct osd_object *mo;
289 OBD_SLAB_ALLOC_PTR_GFP(mo, osd_object_kmem, CFS_ALLOC_IO);
293 l = &mo->oo_dt.do_lu;
294 dt_object_init(&mo->oo_dt, NULL, d);
295 mo->oo_dt.do_ops = &osd_obj_ops;
296 l->lo_ops = &osd_lu_obj_ops;
297 CFS_INIT_LIST_HEAD(&mo->oo_sa_linkage);
298 cfs_init_rwsem(&mo->oo_sem);
299 cfs_sema_init(&mo->oo_guard, 1);
300 cfs_rwlock_init(&mo->oo_attr_lock);
308 * Concurrency: shouldn't matter.
310 int osd_object_init0(const struct lu_env *env, struct osd_object *obj)
312 struct osd_device *osd = osd_obj2dev(obj);
313 udmu_objset_t *uos = &osd->od_objset;
314 const struct lu_fid *fid = lu_object_fid(&obj->oo_dt.do_lu);
318 if (obj->oo_db == NULL)
323 rc = osd_object_sa_init(obj, uos);
327 /* cache attrs in object */
328 rc = __osd_object_attr_get(env, &osd->od_objset,
333 if (likely(!fid_is_acct(fid)))
334 /* no body operations for accounting objects */
335 obj->oo_dt.do_body_ops = &osd_body_ops;
338 * initialize object before marking it existing
340 obj->oo_dt.do_lu.lo_header->loh_attr |= obj->oo_attr.la_mode & S_IFMT;
343 obj->oo_dt.do_lu.lo_header->loh_attr |= LOHA_EXISTS;
349 * Concurrency: no concurrent access is possible that early in object
352 static int osd_object_init(const struct lu_env *env, struct lu_object *l,
353 const struct lu_object_conf *conf)
355 struct osd_object *obj = osd_obj(l);
356 struct osd_device *osd = osd_obj2dev(obj);
361 LASSERT(osd_invariant(obj));
363 rc = osd_fid_lookup(env, osd, lu_object_fid(l), &oid);
365 LASSERT(obj->oo_db == NULL);
366 rc = __osd_obj2dbuf(env, osd->od_objset.os, oid,
367 &obj->oo_db, osd_obj_tag);
370 rc = osd_object_init0(env, obj);
372 CERROR("%s: lookup "DFID"/"LPX64" failed: rc = %d\n",
373 osd->od_svname, PFID(lu_object_fid(l)), oid, rc);
375 } else if (rc == -ENOENT) {
376 if (fid_is_otable_it(&l->lo_header->loh_fid)) {
377 obj->oo_dt.do_ops = &osd_obj_otable_it_ops;
378 /* LFSCK iterator object is special without inode */
379 l->lo_header->loh_attr |= LOHA_EXISTS;
383 LASSERT(osd_invariant(obj));
388 * Concurrency: no concurrent access is possible that late in object
391 static void osd_object_free(const struct lu_env *env, struct lu_object *l)
393 struct osd_object *obj = osd_obj(l);
395 LASSERT(osd_invariant(obj));
397 dt_object_fini(&obj->oo_dt);
398 OBD_SLAB_FREE_PTR(obj, osd_object_kmem);
401 static void __osd_declare_object_destroy(const struct lu_env *env,
402 struct osd_object *obj,
403 struct osd_thandle *oh)
405 struct osd_device *osd = osd_obj2dev(obj);
406 udmu_objset_t *uos = &osd->od_objset;
407 dmu_buf_t *db = obj->oo_db;
408 zap_attribute_t *za = &osd_oti_get(env)->oti_za;
409 uint64_t oid = db->db_object, xid;
410 dmu_tx_t *tx = oh->ot_tx;
414 dmu_tx_hold_free(tx, oid, 0, DMU_OBJECT_END);
416 /* zap holding xattrs */
417 if (obj->oo_xattr != ZFS_NO_OBJECT) {
420 dmu_tx_hold_free(tx, oid, 0, DMU_OBJECT_END);
422 rc = -udmu_zap_cursor_init(&zc, uos, oid, 0);
426 while ((rc = -zap_cursor_retrieve(zc, za)) == 0) {
427 BUG_ON(za->za_integer_length != sizeof(uint64_t));
428 BUG_ON(za->za_num_integers != 1);
430 rc = -zap_lookup(uos->os, obj->oo_xattr, za->za_name,
431 sizeof(uint64_t), 1, &xid);
433 CERROR("%s: xattr lookup failed: rc = %d\n",
437 dmu_tx_hold_free(tx, xid, 0, DMU_OBJECT_END);
439 zap_cursor_advance(zc);
444 udmu_zap_cursor_fini(zc);
447 if (rc && tx->tx_err == 0)
451 static int osd_declare_object_destroy(const struct lu_env *env,
452 struct dt_object *dt,
455 char *buf = osd_oti_get(env)->oti_str;
456 const struct lu_fid *fid = lu_object_fid(&dt->do_lu);
457 struct osd_object *obj = osd_dt_obj(dt);
458 struct osd_device *osd = osd_obj2dev(obj);
459 struct osd_thandle *oh;
465 LASSERT(dt_object_exists(dt));
467 oh = container_of0(th, struct osd_thandle, ot_super);
468 LASSERT(oh->ot_tx != NULL);
470 /* declare that we'll destroy the object */
471 __osd_declare_object_destroy(env, obj, oh);
473 /* declare that we'll remove object from fid-dnode mapping */
474 zapid = osd_get_name_n_idx(env, osd, fid, buf);
475 dmu_tx_hold_bonus(oh->ot_tx, zapid);
476 dmu_tx_hold_zap(oh->ot_tx, zapid, 0, buf);
478 /* declare that we'll remove object from inode accounting ZAPs */
479 dmu_tx_hold_bonus(oh->ot_tx, osd->od_iusr_oid);
480 dmu_tx_hold_zap(oh->ot_tx, osd->od_iusr_oid, 0, buf);
481 dmu_tx_hold_bonus(oh->ot_tx, osd->od_igrp_oid);
482 dmu_tx_hold_zap(oh->ot_tx, osd->od_igrp_oid, 0, buf);
485 rc = osd_declare_quota(env, osd, obj->oo_attr.la_uid,
486 obj->oo_attr.la_gid, -1, oh, false, NULL, false);
490 /* data to be truncated */
491 rc = osd_declare_quota(env, osd, obj->oo_attr.la_uid,
492 obj->oo_attr.la_gid, 0, oh, true, NULL, false);
496 int __osd_object_free(udmu_objset_t *uos, uint64_t oid, dmu_tx_t *tx)
498 LASSERT(uos->objects != 0);
499 cfs_spin_lock(&uos->lock);
501 cfs_spin_unlock(&uos->lock);
503 return -dmu_object_free(uos->os, oid, tx);
507 * Delete a DMU object
509 * The transaction passed to this routine must have
510 * dmu_tx_hold_free(tx, oid, 0, DMU_OBJECT_END) called
511 * and then assigned to a transaction group.
513 * This will release db and set it to NULL to prevent further dbuf releases.
515 static int __osd_object_destroy(const struct lu_env *env,
516 struct osd_object *obj,
517 dmu_tx_t *tx, void *tag)
519 struct osd_device *osd = osd_obj2dev(obj);
520 udmu_objset_t *uos = &osd->od_objset;
522 zap_attribute_t *za = &osd_oti_get(env)->oti_za;
526 /* Assert that the transaction has been assigned to a
527 transaction group. */
528 LASSERT(tx->tx_txg != 0);
530 /* zap holding xattrs */
531 if (obj->oo_xattr != ZFS_NO_OBJECT) {
532 rc = -udmu_zap_cursor_init(&zc, uos, obj->oo_xattr, 0);
535 while ((rc = -zap_cursor_retrieve(zc, za)) == 0) {
536 BUG_ON(za->za_integer_length != sizeof(uint64_t));
537 BUG_ON(za->za_num_integers != 1);
539 rc = -zap_lookup(uos->os, obj->oo_xattr, za->za_name,
540 sizeof(uint64_t), 1, &xid);
542 CERROR("%s: lookup xattr %s failed: rc = %d\n",
543 osd->od_svname, za->za_name, rc);
546 rc = __osd_object_free(uos, xid, tx);
548 CERROR("%s: fetch xattr %s failed: rc = %d\n",
549 osd->od_svname, za->za_name, rc);
550 zap_cursor_advance(zc);
552 udmu_zap_cursor_fini(zc);
554 rc = __osd_object_free(uos, obj->oo_xattr, tx);
556 CERROR("%s: freeing xattr failed: rc = %d\n",
560 return __osd_object_free(uos, obj->oo_db->db_object, tx);
563 static int osd_object_destroy(const struct lu_env *env,
564 struct dt_object *dt,
567 char *buf = osd_oti_get(env)->oti_str;
568 struct osd_object *obj = osd_dt_obj(dt);
569 struct osd_device *osd = osd_obj2dev(obj);
570 const struct lu_fid *fid = lu_object_fid(&dt->do_lu);
571 struct osd_thandle *oh;
576 LASSERT(obj->oo_db != NULL);
577 LASSERT(dt_object_exists(dt));
578 LASSERT(!lu_object_is_dying(dt->do_lu.lo_header));
580 oh = container_of0(th, struct osd_thandle, ot_super);
582 LASSERT(oh->ot_tx != NULL);
584 zapid = osd_get_name_n_idx(env, osd, fid, buf);
586 /* remove obj ref from index dir (it depends) */
587 rc = -zap_remove(osd->od_objset.os, zapid, buf, oh->ot_tx);
589 CERROR("%s: zap_remove() failed: rc = %d\n",
594 /* Remove object from inode accounting. It is not fatal for the destroy
595 * operation if something goes wrong while updating accounting, but we
596 * still log an error message to notify the administrator */
597 rc = -zap_increment_int(osd->od_objset.os, osd->od_iusr_oid,
598 obj->oo_attr.la_uid, -1, oh->ot_tx);
600 CERROR("%s: failed to remove "DFID" from accounting ZAP for usr"
601 " %d: rc = %d\n", osd->od_svname, PFID(fid),
602 obj->oo_attr.la_uid, rc);
603 rc = -zap_increment_int(osd->od_objset.os, osd->od_igrp_oid,
604 obj->oo_attr.la_gid, -1, oh->ot_tx);
606 CERROR("%s: failed to remove "DFID" from accounting ZAP for grp"
607 " %d: rc = %d\n", osd->od_svname, PFID(fid),
608 obj->oo_attr.la_gid, rc);
611 rc = __osd_object_destroy(env, obj, oh->ot_tx, osd_obj_tag);
613 CERROR("%s: __osd_object_destroy() failed: rc = %d\n",
619 /* not needed in the cache anymore */
620 set_bit(LU_OBJECT_HEARD_BANSHEE, &dt->do_lu.lo_header->loh_flags);
625 static void osd_object_delete(const struct lu_env *env, struct lu_object *l)
627 struct osd_object *obj = osd_obj(l);
629 if (obj->oo_db != NULL) {
630 osd_object_sa_fini(obj);
631 if (obj->oo_sa_xattr) {
632 nvlist_free(obj->oo_sa_xattr);
633 obj->oo_sa_xattr = NULL;
635 sa_buf_rele(obj->oo_db, osd_obj_tag);
636 cfs_list_del(&obj->oo_sa_linkage);
642 * Concurrency: ->loo_object_release() is called under site spin-lock.
644 static void osd_object_release(const struct lu_env *env,
650 * Concurrency: shouldn't matter.
652 static int osd_object_print(const struct lu_env *env, void *cookie,
653 lu_printer_t p, const struct lu_object *l)
655 struct osd_object *o = osd_obj(l);
657 return (*p)(env, cookie, LUSTRE_OSD_ZFS_NAME"-object@%p", o);
660 static void osd_object_read_lock(const struct lu_env *env,
661 struct dt_object *dt, unsigned role)
663 struct osd_object *obj = osd_dt_obj(dt);
665 LASSERT(osd_invariant(obj));
667 cfs_down_read(&obj->oo_sem);
670 static void osd_object_write_lock(const struct lu_env *env,
671 struct dt_object *dt, unsigned role)
673 struct osd_object *obj = osd_dt_obj(dt);
675 LASSERT(osd_invariant(obj));
677 cfs_down_write(&obj->oo_sem);
680 static void osd_object_read_unlock(const struct lu_env *env,
681 struct dt_object *dt)
683 struct osd_object *obj = osd_dt_obj(dt);
685 LASSERT(osd_invariant(obj));
686 cfs_up_read(&obj->oo_sem);
689 static void osd_object_write_unlock(const struct lu_env *env,
690 struct dt_object *dt)
692 struct osd_object *obj = osd_dt_obj(dt);
694 LASSERT(osd_invariant(obj));
695 cfs_up_write(&obj->oo_sem);
698 static int osd_object_write_locked(const struct lu_env *env,
699 struct dt_object *dt)
701 struct osd_object *obj = osd_dt_obj(dt);
704 LASSERT(osd_invariant(obj));
706 if (cfs_down_write_trylock(&obj->oo_sem)) {
708 cfs_up_write(&obj->oo_sem);
713 static int osd_attr_get(const struct lu_env *env,
714 struct dt_object *dt,
715 struct lu_attr *attr,
716 struct lustre_capa *capa)
718 struct osd_object *obj = osd_dt_obj(dt);
722 LASSERT(dt_object_exists(dt));
723 LASSERT(osd_invariant(obj));
726 cfs_read_lock(&obj->oo_attr_lock);
727 *attr = obj->oo_attr;
728 cfs_read_unlock(&obj->oo_attr_lock);
730 /* with ZFS_DEBUG zrl_add_debug() called by DB_DNODE_ENTER()
731 * from within sa_object_size() can block on a mutex, so
732 * we can't call sa_object_size() holding rwlock */
733 sa_object_size(obj->oo_sa_hdl, &blksize, &blocks);
734 /* Block size may be not set; suggest maximal I/O transfers. */
736 blksize = 1ULL << SPA_MAXBLOCKSHIFT;
738 attr->la_blksize = blksize;
739 attr->la_blocks = blocks;
740 attr->la_valid |= LA_BLOCKS | LA_BLKSIZE;
745 /* Simple wrapper on top of qsd API which implement quota transfer for osd
746 * setattr needs. As a reminder, only the root user can change ownership of
747 * a file, that's why EDQUOT & EINPROGRESS errors are discarded */
748 static inline int qsd_transfer(const struct lu_env *env,
749 struct qsd_instance *qsd,
750 struct lquota_trans *trans, int qtype,
751 __u64 orig_id, __u64 new_id, __u64 bspace,
752 struct lquota_id_info *qi)
756 if (unlikely(qsd == NULL))
759 LASSERT(qtype >= 0 && qtype < MAXQUOTAS);
760 qi->lqi_type = qtype;
762 /* inode accounting */
763 qi->lqi_is_blk = false;
765 /* one more inode for the new owner ... */
766 qi->lqi_id.qid_uid = new_id;
768 rc = qsd_op_begin(env, qsd, trans, qi, NULL);
769 if (rc == -EDQUOT || rc == -EINPROGRESS)
774 /* and one less inode for the current id */
775 qi->lqi_id.qid_uid = orig_id;;
777 rc = qsd_op_begin(env, qsd, trans, qi, NULL);
778 if (rc == -EDQUOT || rc == -EINPROGRESS)
783 /* block accounting */
784 qi->lqi_is_blk = true;
786 /* more blocks for the new owner ... */
787 qi->lqi_id.qid_uid = new_id;
788 qi->lqi_space = bspace;
789 rc = qsd_op_begin(env, qsd, trans, qi, NULL);
790 if (rc == -EDQUOT || rc == -EINPROGRESS)
795 /* and finally less blocks for the current owner */
796 qi->lqi_id.qid_uid = orig_id;
797 qi->lqi_space = -bspace;
798 rc = qsd_op_begin(env, qsd, trans, qi, NULL);
799 if (rc == -EDQUOT || rc == -EINPROGRESS)
804 static int osd_declare_attr_set(const struct lu_env *env,
805 struct dt_object *dt,
806 const struct lu_attr *attr,
807 struct thandle *handle)
809 struct osd_thread_info *info = osd_oti_get(env);
810 char *buf = osd_oti_get(env)->oti_str;
811 struct osd_object *obj = osd_dt_obj(dt);
812 struct osd_device *osd = osd_obj2dev(obj);
813 struct osd_thandle *oh;
819 if (!dt_object_exists(dt)) {
820 /* XXX: sanity check that object creation is declared */
824 LASSERT(handle != NULL);
825 LASSERT(osd_invariant(obj));
827 oh = container_of0(handle, struct osd_thandle, ot_super);
829 LASSERT(obj->oo_sa_hdl != NULL);
830 dmu_tx_hold_sa(oh->ot_tx, obj->oo_sa_hdl, 0);
832 sa_object_size(obj->oo_sa_hdl, &blksize, &bspace);
833 bspace = toqb(bspace * blksize);
835 if (attr && attr->la_valid & LA_UID) {
836 /* account for user inode tracking ZAP update */
837 dmu_tx_hold_bonus(oh->ot_tx, osd->od_iusr_oid);
838 dmu_tx_hold_zap(oh->ot_tx, osd->od_iusr_oid, TRUE, buf);
840 /* quota enforcement for user */
841 if (attr->la_uid != obj->oo_attr.la_uid) {
842 rc = qsd_transfer(env, osd->od_quota_slave,
843 &oh->ot_quota_trans, USRQUOTA,
844 obj->oo_attr.la_uid, attr->la_uid,
845 bspace, &info->oti_qi);
850 if (attr && attr->la_valid & LA_GID) {
851 /* account for user inode tracking ZAP update */
852 dmu_tx_hold_bonus(oh->ot_tx, osd->od_igrp_oid);
853 dmu_tx_hold_zap(oh->ot_tx, osd->od_igrp_oid, TRUE, buf);
855 /* quota enforcement for group */
856 if (attr->la_gid != obj->oo_attr.la_gid) {
857 rc = qsd_transfer(env, osd->od_quota_slave,
858 &oh->ot_quota_trans, GRPQUOTA,
859 obj->oo_attr.la_gid, attr->la_gid,
860 bspace, &info->oti_qi);
870 * Set the attributes of an object
872 * The transaction passed to this routine must have
873 * dmu_tx_hold_bonus(tx, oid) called and then assigned
874 * to a transaction group.
876 static int osd_attr_set(const struct lu_env *env, struct dt_object *dt,
877 const struct lu_attr *la, struct thandle *handle,
878 struct lustre_capa *capa)
880 struct osd_object *obj = osd_dt_obj(dt);
881 struct osd_device *osd = osd_obj2dev(obj);
882 udmu_objset_t *uos = &osd->od_objset;
883 struct osd_thandle *oh;
884 struct osa_attr *osa = &osd_oti_get(env)->oti_osa;
885 sa_bulk_attr_t *bulk;
890 LASSERT(handle != NULL);
891 LASSERT(dt_object_exists(dt));
892 LASSERT(osd_invariant(obj));
893 LASSERT(obj->oo_sa_hdl);
895 oh = container_of0(handle, struct osd_thandle, ot_super);
896 /* Assert that the transaction has been assigned to a
897 transaction group. */
898 LASSERT(oh->ot_tx->tx_txg != 0);
900 if (la->la_valid == 0)
903 OBD_ALLOC(bulk, sizeof(sa_bulk_attr_t) * 10);
907 /* do both accounting updates outside oo_attr_lock below */
908 if ((la->la_valid & LA_UID) && (la->la_uid != obj->oo_attr.la_uid)) {
909 /* Update user accounting. Failure isn't fatal, but we still
910 * log an error message */
911 rc = -zap_increment_int(osd->od_objset.os, osd->od_iusr_oid,
912 la->la_uid, 1, oh->ot_tx);
914 CERROR("%s: failed to update accounting ZAP for user "
915 "%d (%d)\n", osd->od_svname, la->la_uid, rc);
916 rc = -zap_increment_int(osd->od_objset.os, osd->od_iusr_oid,
917 obj->oo_attr.la_uid, -1, oh->ot_tx);
919 CERROR("%s: failed to update accounting ZAP for user "
920 "%d (%d)\n", osd->od_svname,
921 obj->oo_attr.la_uid, rc);
923 if ((la->la_valid & LA_GID) && (la->la_gid != obj->oo_attr.la_gid)) {
924 /* Update group accounting. Failure isn't fatal, but we still
925 * log an error message */
926 rc = -zap_increment_int(osd->od_objset.os, osd->od_igrp_oid,
927 la->la_gid, 1, oh->ot_tx);
929 CERROR("%s: failed to update accounting ZAP for user "
930 "%d (%d)\n", osd->od_svname, la->la_gid, rc);
931 rc = -zap_increment_int(osd->od_objset.os, osd->od_igrp_oid,
932 obj->oo_attr.la_gid, -1, oh->ot_tx);
934 CERROR("%s: failed to update accounting ZAP for user "
935 "%d (%d)\n", osd->od_svname,
936 obj->oo_attr.la_gid, rc);
939 cfs_write_lock(&obj->oo_attr_lock);
941 if (la->la_valid & LA_ATIME) {
942 osa->atime[0] = obj->oo_attr.la_atime = la->la_atime;
943 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_ATIME(uos), NULL,
946 if (la->la_valid & LA_MTIME) {
947 osa->mtime[0] = obj->oo_attr.la_mtime = la->la_mtime;
948 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MTIME(uos), NULL,
951 if (la->la_valid & LA_CTIME) {
952 osa->ctime[0] = obj->oo_attr.la_ctime = la->la_ctime;
953 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_CTIME(uos), NULL,
956 if (la->la_valid & LA_MODE) {
957 /* mode is stored along with type, so read it first */
958 obj->oo_attr.la_mode = (obj->oo_attr.la_mode & S_IFMT) |
959 (la->la_mode & ~S_IFMT);
960 osa->mode = obj->oo_attr.la_mode;
961 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MODE(uos), NULL,
964 if (la->la_valid & LA_SIZE) {
965 osa->size = obj->oo_attr.la_size = la->la_size;
966 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_SIZE(uos), NULL,
969 if (la->la_valid & LA_NLINK) {
970 osa->nlink = obj->oo_attr.la_nlink = la->la_nlink;
971 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_LINKS(uos), NULL,
974 if (la->la_valid & LA_RDEV) {
975 osa->rdev = obj->oo_attr.la_rdev = la->la_rdev;
976 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_RDEV(uos), NULL,
979 if (la->la_valid & LA_FLAGS) {
980 osa->flags = obj->oo_attr.la_flags = la->la_flags;
981 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_FLAGS(uos), NULL,
984 if (la->la_valid & LA_UID) {
985 osa->uid = obj->oo_attr.la_uid = la->la_uid;
986 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_UID(uos), NULL,
989 if (la->la_valid & LA_GID) {
990 osa->gid = obj->oo_attr.la_gid = la->la_gid;
991 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_GID(uos), NULL,
994 obj->oo_attr.la_valid |= la->la_valid;
995 cfs_write_unlock(&obj->oo_attr_lock);
997 rc = osd_object_sa_bulk_update(obj, bulk, cnt, oh);
999 OBD_FREE(bulk, sizeof(sa_bulk_attr_t) * 10);
1006 * XXX temporary solution.
1009 static void osd_ah_init(const struct lu_env *env, struct dt_allocation_hint *ah,
1010 struct dt_object *parent, struct dt_object *child,
1011 cfs_umode_t child_mode)
1015 memset(ah, 0, sizeof(*ah));
1016 ah->dah_mode = child_mode;
1019 static int osd_declare_object_create(const struct lu_env *env,
1020 struct dt_object *dt,
1021 struct lu_attr *attr,
1022 struct dt_allocation_hint *hint,
1023 struct dt_object_format *dof,
1024 struct thandle *handle)
1026 char *buf = osd_oti_get(env)->oti_str;
1027 const struct lu_fid *fid = lu_object_fid(&dt->do_lu);
1028 struct osd_object *obj = osd_dt_obj(dt);
1029 struct osd_device *osd = osd_obj2dev(obj);
1030 struct osd_thandle *oh;
1036 switch (dof->dof_type) {
1040 if (obj->oo_dt.do_body_ops == NULL)
1041 obj->oo_dt.do_body_ops = &osd_body_ops;
1047 LASSERT(handle != NULL);
1048 oh = container_of0(handle, struct osd_thandle, ot_super);
1049 LASSERT(oh->ot_tx != NULL);
1051 switch (dof->dof_type) {
1054 /* for zap create */
1055 dmu_tx_hold_zap(oh->ot_tx, DMU_NEW_OBJECT, 1, NULL);
1060 /* first, we'll create new object */
1061 dmu_tx_hold_bonus(oh->ot_tx, DMU_NEW_OBJECT);
1069 /* and we'll add it to some mapping */
1070 zapid = osd_get_name_n_idx(env, osd, fid, buf);
1071 dmu_tx_hold_bonus(oh->ot_tx, zapid);
1072 dmu_tx_hold_zap(oh->ot_tx, zapid, TRUE, buf);
1074 /* we will also update inode accounting ZAPs */
1075 dmu_tx_hold_bonus(oh->ot_tx, osd->od_iusr_oid);
1076 dmu_tx_hold_zap(oh->ot_tx, osd->od_iusr_oid, TRUE, buf);
1077 dmu_tx_hold_bonus(oh->ot_tx, osd->od_igrp_oid);
1078 dmu_tx_hold_zap(oh->ot_tx, osd->od_igrp_oid, TRUE, buf);
1080 dmu_tx_hold_sa_create(oh->ot_tx, ZFS_SA_BASE_ATTR_SIZE);
1082 RETURN(osd_declare_quota(env, osd, attr->la_uid, attr->la_gid, 1, oh,
1083 false, NULL, false));
1086 int __osd_attr_init(const struct lu_env *env, udmu_objset_t *uos,
1087 uint64_t oid, dmu_tx_t *tx, struct lu_attr *la)
1089 sa_bulk_attr_t *bulk;
1090 sa_handle_t *sa_hdl;
1091 struct osa_attr *osa = &osd_oti_get(env)->oti_osa;
1100 gen = dmu_tx_get_txg(tx);
1102 ZFS_TIME_ENCODE(&now, crtime);
1103 /* XXX: this should be real id of parent for ZPL access, but we have no
1104 * such info in OSD, probably it can be part of dt_object_format */
1107 osa->atime[0] = la->la_atime;
1108 osa->ctime[0] = la->la_ctime;
1109 osa->mtime[0] = la->la_mtime;
1110 osa->mode = la->la_mode;
1111 osa->uid = la->la_uid;
1112 osa->gid = la->la_gid;
1113 osa->rdev = la->la_rdev;
1114 osa->nlink = la->la_nlink;
1115 osa->flags = la->la_flags;
1116 osa->size = la->la_size;
1118 /* Now add in all of the "SA" attributes */
1119 rc = -sa_handle_get(uos->os, oid, NULL, SA_HDL_PRIVATE, &sa_hdl);
1123 OBD_ALLOC(bulk, sizeof(sa_bulk_attr_t) * 13);
1129 * we need to create all SA below upon object create.
1131 * XXX The attribute order matters since the accounting callback relies
1132 * on static offsets (i.e. SA_*_OFFSET, see zfs_space_delta_cb()) to
1133 * look up the UID/GID attributes. Moreover, the callback does not seem
1134 * to support the spill block.
1135 * We define attributes in the same order as SA_*_OFFSET in order to
1136 * work around the problem. See ORI-610.
1139 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MODE(uos), NULL, &osa->mode, 8);
1140 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_SIZE(uos), NULL, &osa->size, 8);
1141 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_GEN(uos), NULL, &gen, 8);
1142 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_UID(uos), NULL, &osa->uid, 8);
1143 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_GID(uos), NULL, &osa->gid, 8);
1144 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_PARENT(uos), NULL, &parent, 8);
1145 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_FLAGS(uos), NULL, &osa->flags, 8);
1146 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_ATIME(uos), NULL, osa->atime, 16);
1147 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MTIME(uos), NULL, osa->mtime, 16);
1148 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_CTIME(uos), NULL, osa->ctime, 16);
1149 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_CRTIME(uos), NULL, crtime, 16);
1150 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_LINKS(uos), NULL, &osa->nlink, 8);
1151 SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_RDEV(uos), NULL, &osa->rdev, 8);
1153 rc = -sa_replace_all_by_template(sa_hdl, bulk, cnt, tx);
1155 OBD_FREE(bulk, sizeof(sa_bulk_attr_t) * 13);
1157 sa_handle_destroy(sa_hdl);
1162 * The transaction passed to this routine must have
1163 * dmu_tx_hold_bonus(tx, DMU_NEW_OBJECT) called and then assigned
1164 * to a transaction group.
1166 int __osd_object_create(const struct lu_env *env, udmu_objset_t *uos,
1167 dmu_buf_t **dbp, dmu_tx_t *tx,
1168 struct lu_attr *la, void *tag)
1174 cfs_spin_lock(&uos->lock);
1176 cfs_spin_unlock(&uos->lock);
1178 /* Assert that the transaction has been assigned to a
1179 transaction group. */
1180 LASSERT(tx->tx_txg != 0);
1182 /* Create a new DMU object. */
1183 oid = dmu_object_alloc(uos->os, DMU_OT_PLAIN_FILE_CONTENTS, 0,
1184 DMU_OT_SA, DN_MAX_BONUSLEN, tx);
1185 rc = -sa_buf_hold(uos->os, oid, tag, dbp);
1189 LASSERT(la->la_valid & LA_MODE);
1193 return __osd_attr_init(env, uos, oid, tx, la);
1197 * The transaction passed to this routine must have
1198 * dmu_tx_hold_zap(tx, DMU_NEW_OBJECT, ...) called and then assigned
1199 * to a transaction group.
1201 * Using ZAP_FLAG_HASH64 will force the ZAP to always be a FAT ZAP.
1202 * This is fine for directories today, because storing the FID in the dirent
1203 * will also require a FAT ZAP. If there is a new type of micro ZAP created
1204 * then we might need to re-evaluate the use of this flag and instead do
1205 * a conversion from the different internal ZAP hash formats being used. */
1206 int __osd_zap_create(const struct lu_env *env, udmu_objset_t *uos,
1207 dmu_buf_t **zap_dbp, dmu_tx_t *tx,
1208 struct lu_attr *la, void *tag, zap_flags_t flags)
1215 cfs_spin_lock(&uos->lock);
1217 cfs_spin_unlock(&uos->lock);
1219 /* Assert that the transaction has been assigned to a
1220 transaction group. */
1221 LASSERT(tx->tx_txg != 0);
1223 oid = zap_create_flags(uos->os, 0, flags | ZAP_FLAG_HASH64,
1224 DMU_OT_DIRECTORY_CONTENTS, 12, 12,
1225 DMU_OT_SA, DN_MAX_BONUSLEN, tx);
1227 rc = -sa_buf_hold(uos->os, oid, tag, zap_dbp);
1231 LASSERT(la->la_valid & LA_MODE);
1235 return __osd_attr_init(env, uos, oid, tx, la);
1238 static dmu_buf_t *osd_mkidx(const struct lu_env *env, struct osd_device *osd,
1239 struct lu_attr *la, struct osd_thandle *oh)
1244 /* Index file should be created as regular file in order not to confuse
1245 * ZPL which could interpret them as directory.
1246 * We set ZAP_FLAG_UINT64_KEY to let ZFS know than we are going to use
1248 LASSERT(S_ISREG(la->la_mode));
1249 rc = __osd_zap_create(env, &osd->od_objset, &db, oh->ot_tx, la,
1250 osd_obj_tag, ZAP_FLAG_UINT64_KEY);
1256 static dmu_buf_t *osd_mkdir(const struct lu_env *env, struct osd_device *osd,
1257 struct lu_attr *la, struct osd_thandle *oh)
1262 LASSERT(S_ISDIR(la->la_mode));
1263 rc = __osd_zap_create(env, &osd->od_objset, &db, oh->ot_tx, la,
1270 static dmu_buf_t* osd_mkreg(const struct lu_env *env, struct osd_device *osd,
1271 struct lu_attr *la, struct osd_thandle *oh)
1276 LASSERT(S_ISREG(la->la_mode));
1277 rc = __osd_object_create(env, &osd->od_objset, &db, oh->ot_tx, la,
1283 * XXX: a hack, OST to use bigger blocksize. we need
1284 * a method in OSD API to control this from OFD/MDD
1286 if (!lu_device_is_md(osd2lu_dev(osd))) {
1287 rc = -dmu_object_set_blocksize(osd->od_objset.os,
1289 128 << 10, 0, oh->ot_tx);
1291 CERROR("%s: can't change blocksize: %d\n",
1292 osd->od_svname, rc);
1300 static dmu_buf_t *osd_mksym(const struct lu_env *env, struct osd_device *osd,
1301 struct lu_attr *la, struct osd_thandle *oh)
1306 LASSERT(S_ISLNK(la->la_mode));
1307 rc = __osd_object_create(env, &osd->od_objset, &db, oh->ot_tx, la,
1314 static dmu_buf_t *osd_mknod(const struct lu_env *env, struct osd_device *osd,
1315 struct lu_attr *la, struct osd_thandle *oh)
1320 la->la_valid = LA_MODE;
1321 if (S_ISCHR(la->la_mode) || S_ISBLK(la->la_mode))
1322 la->la_valid |= LA_RDEV;
1324 rc = __osd_object_create(env, &osd->od_objset, &db, oh->ot_tx, la,
1331 typedef dmu_buf_t *(*osd_obj_type_f)(const struct lu_env *env, struct osd_device *osd,
1332 struct lu_attr *la, struct osd_thandle *oh);
1334 static osd_obj_type_f osd_create_type_f(enum dt_format_type type)
1336 osd_obj_type_f result;
1362 * Primitives for directory (i.e. ZAP) handling
1366 * Concurrency: @dt is write locked.
1368 static int osd_object_create(const struct lu_env *env, struct dt_object *dt,
1369 struct lu_attr *attr,
1370 struct dt_allocation_hint *hint,
1371 struct dt_object_format *dof,
1374 struct zpl_direntry *zde = &osd_oti_get(env)->oti_zde.lzd_reg;
1375 const struct lu_fid *fid = lu_object_fid(&dt->do_lu);
1376 struct osd_object *obj = osd_dt_obj(dt);
1377 struct osd_device *osd = osd_obj2dev(obj);
1378 char *buf = osd_oti_get(env)->oti_str;
1379 struct osd_thandle *oh;
1386 /* concurrent create declarations should not see
1387 * the object inconsistent (db, attr, etc).
1388 * in regular cases acquisition should be cheap */
1389 cfs_down(&obj->oo_guard);
1391 LASSERT(osd_invariant(obj));
1392 LASSERT(!dt_object_exists(dt));
1393 LASSERT(dof != NULL);
1395 LASSERT(th != NULL);
1396 oh = container_of0(th, struct osd_thandle, ot_super);
1399 * XXX missing: Quote handling.
1402 LASSERT(obj->oo_db == NULL);
1404 db = osd_create_type_f(dof->dof_type)(env, osd, attr, oh);
1406 GOTO(out, rc = PTR_ERR(th));
1409 zde->zde_dnode = db->db_object;
1410 zde->zde_type = IFTODT(attr->la_mode & S_IFMT);
1412 zapid = osd_get_name_n_idx(env, osd, fid, buf);
1414 rc = -zap_add(osd->od_objset.os, zapid, buf, 8, 1, zde, oh->ot_tx);
1418 /* Add new object to inode accounting.
1419 * Errors are not considered as fatal */
1420 rc = -zap_increment_int(osd->od_objset.os, osd->od_iusr_oid,
1421 (attr->la_valid & LA_UID) ? attr->la_uid : 0, 1,
1424 CERROR("%s: failed to add "DFID" to accounting ZAP for usr %d "
1425 "(%d)\n", osd->od_svname, PFID(fid), attr->la_uid, rc);
1426 rc = -zap_increment_int(osd->od_objset.os, osd->od_igrp_oid,
1427 (attr->la_valid & LA_GID) ? attr->la_gid : 0, 1,
1430 CERROR("%s: failed to add "DFID" to accounting ZAP for grp %d "
1431 "(%d)\n", osd->od_svname, PFID(fid), attr->la_gid, rc);
1433 /* configure new osd object */
1435 rc = osd_object_init0(env, obj);
1436 LASSERT(ergo(rc == 0, dt_object_exists(dt)));
1437 LASSERT(osd_invariant(obj));
1440 cfs_up(&obj->oo_guard);
1444 static int osd_declare_object_ref_add(const struct lu_env *env,
1445 struct dt_object *dt,
1448 return osd_declare_attr_set(env, dt, NULL, th);
1452 * Concurrency: @dt is write locked.
1454 static int osd_object_ref_add(const struct lu_env *env,
1455 struct dt_object *dt,
1456 struct thandle *handle)
1458 struct osd_object *obj = osd_dt_obj(dt);
1459 struct osd_thandle *oh;
1460 struct osd_device *osd = osd_obj2dev(obj);
1461 udmu_objset_t *uos = &osd->od_objset;
1467 LASSERT(osd_invariant(obj));
1468 LASSERT(dt_object_exists(dt));
1469 LASSERT(obj->oo_sa_hdl != NULL);
1471 oh = container_of0(handle, struct osd_thandle, ot_super);
1473 cfs_write_lock(&obj->oo_attr_lock);
1474 nlink = ++obj->oo_attr.la_nlink;
1475 cfs_write_unlock(&obj->oo_attr_lock);
1477 rc = osd_object_sa_update(obj, SA_ZPL_LINKS(uos), &nlink, 8, oh);
1481 static int osd_declare_object_ref_del(const struct lu_env *env,
1482 struct dt_object *dt,
1483 struct thandle *handle)
1485 return osd_declare_attr_set(env, dt, NULL, handle);
1489 * Concurrency: @dt is write locked.
1491 static int osd_object_ref_del(const struct lu_env *env,
1492 struct dt_object *dt,
1493 struct thandle *handle)
1495 struct osd_object *obj = osd_dt_obj(dt);
1496 struct osd_thandle *oh;
1497 struct osd_device *osd = osd_obj2dev(obj);
1498 udmu_objset_t *uos = &osd->od_objset;
1504 LASSERT(osd_invariant(obj));
1505 LASSERT(dt_object_exists(dt));
1506 LASSERT(obj->oo_sa_hdl != NULL);
1508 oh = container_of0(handle, struct osd_thandle, ot_super);
1509 LASSERT(!lu_object_is_dying(dt->do_lu.lo_header));
1511 cfs_write_lock(&obj->oo_attr_lock);
1512 nlink = --obj->oo_attr.la_nlink;
1513 cfs_write_unlock(&obj->oo_attr_lock);
1515 rc = osd_object_sa_update(obj, SA_ZPL_LINKS(uos), &nlink, 8, oh);
1519 static int capa_is_sane(const struct lu_env *env, struct osd_device *dev,
1520 struct lustre_capa *capa, struct lustre_capa_key *keys)
1522 struct osd_thread_info *oti = osd_oti_get(env);
1523 struct obd_capa *oc;
1527 oc = capa_lookup(dev->od_capa_hash, capa, 0);
1529 if (capa_is_expired(oc)) {
1530 DEBUG_CAPA(D_ERROR, capa, "expired");
1537 cfs_spin_lock(&capa_lock);
1538 for (i = 0; i < 2; i++) {
1539 if (keys[i].lk_keyid == capa->lc_keyid) {
1540 oti->oti_capa_key = keys[i];
1544 cfs_spin_unlock(&capa_lock);
1547 DEBUG_CAPA(D_ERROR, capa, "no matched capa key");
1551 rc = capa_hmac(oti->oti_capa.lc_hmac, capa, oti->oti_capa_key.lk_key);
1554 if (memcmp(oti->oti_capa.lc_hmac, capa->lc_hmac, sizeof(capa->lc_hmac)))
1556 DEBUG_CAPA(D_ERROR, capa, "HMAC mismatch");
1560 oc = capa_add(dev->od_capa_hash, capa);
1566 static int osd_object_auth(const struct lu_env *env, struct dt_object *dt,
1567 struct lustre_capa *capa, __u64 opc)
1569 const struct lu_fid *fid = lu_object_fid(&dt->do_lu);
1570 struct osd_device *dev = osd_dev(dt->do_lu.lo_dev);
1573 if (!dev->od_fl_capa)
1576 if (capa == BYPASS_CAPA)
1580 CERROR("no capability is provided for fid "DFID"\n", PFID(fid));
1584 if (!lu_fid_eq(fid, &capa->lc_fid)) {
1585 DEBUG_CAPA(D_ERROR, capa, "fid "DFID" mismatch with",PFID(fid));
1589 if (!capa_opc_supported(capa, opc)) {
1590 DEBUG_CAPA(D_ERROR, capa, "opc "LPX64" not supported by", opc);
1594 if ((rc = capa_is_sane(env, dev, capa, dev->od_capa_keys))) {
1595 DEBUG_CAPA(D_ERROR, capa, "insane (rc %d)", rc);
1602 static struct obd_capa *osd_capa_get(const struct lu_env *env,
1603 struct dt_object *dt,
1604 struct lustre_capa *old,
1607 struct osd_thread_info *info = osd_oti_get(env);
1608 const struct lu_fid *fid = lu_object_fid(&dt->do_lu);
1609 struct osd_object *obj = osd_dt_obj(dt);
1610 struct osd_device *dev = osd_obj2dev(obj);
1611 struct lustre_capa_key *key = &info->oti_capa_key;
1612 struct lustre_capa *capa = &info->oti_capa;
1613 struct obd_capa *oc;
1617 if (!dev->od_fl_capa)
1618 RETURN(ERR_PTR(-ENOENT));
1620 LASSERT(dt_object_exists(dt));
1621 LASSERT(osd_invariant(obj));
1623 /* renewal sanity check */
1624 if (old && osd_object_auth(env, dt, old, opc))
1625 RETURN(ERR_PTR(-EACCES));
1627 capa->lc_fid = *fid;
1630 capa->lc_flags = dev->od_capa_alg << 24;
1631 capa->lc_timeout = dev->od_capa_timeout;
1632 capa->lc_expiry = 0;
1634 oc = capa_lookup(dev->od_capa_hash, capa, 1);
1636 LASSERT(!capa_is_expired(oc));
1640 cfs_spin_lock(&capa_lock);
1641 *key = dev->od_capa_keys[1];
1642 cfs_spin_unlock(&capa_lock);
1644 capa->lc_keyid = key->lk_keyid;
1645 capa->lc_expiry = cfs_time_current_sec() + dev->od_capa_timeout;
1647 rc = capa_hmac(capa->lc_hmac, capa, key->lk_key);
1649 DEBUG_CAPA(D_ERROR, capa, "HMAC failed: %d for", rc);
1651 RETURN(ERR_PTR(rc));
1654 oc = capa_add(dev->od_capa_hash, capa);
1658 static int osd_object_sync(const struct lu_env *env, struct dt_object *dt)
1660 struct osd_device *osd = osd_obj2dev(osd_dt_obj(dt));
1663 /* XXX: no other option than syncing the whole filesystem until we
1665 txg_wait_synced(dmu_objset_pool(osd->od_objset.os), 0ULL);
1670 static struct dt_object_operations osd_obj_ops = {
1671 .do_read_lock = osd_object_read_lock,
1672 .do_write_lock = osd_object_write_lock,
1673 .do_read_unlock = osd_object_read_unlock,
1674 .do_write_unlock = osd_object_write_unlock,
1675 .do_write_locked = osd_object_write_locked,
1676 .do_attr_get = osd_attr_get,
1677 .do_declare_attr_set = osd_declare_attr_set,
1678 .do_attr_set = osd_attr_set,
1679 .do_ah_init = osd_ah_init,
1680 .do_declare_create = osd_declare_object_create,
1681 .do_create = osd_object_create,
1682 .do_declare_destroy = osd_declare_object_destroy,
1683 .do_destroy = osd_object_destroy,
1684 .do_index_try = osd_index_try,
1685 .do_declare_ref_add = osd_declare_object_ref_add,
1686 .do_ref_add = osd_object_ref_add,
1687 .do_declare_ref_del = osd_declare_object_ref_del,
1688 .do_ref_del = osd_object_ref_del,
1689 .do_xattr_get = osd_xattr_get,
1690 .do_declare_xattr_set = osd_declare_xattr_set,
1691 .do_xattr_set = osd_xattr_set,
1692 .do_declare_xattr_del = osd_declare_xattr_del,
1693 .do_xattr_del = osd_xattr_del,
1694 .do_xattr_list = osd_xattr_list,
1695 .do_capa_get = osd_capa_get,
1696 .do_object_sync = osd_object_sync,
1699 static struct lu_object_operations osd_lu_obj_ops = {
1700 .loo_object_init = osd_object_init,
1701 .loo_object_delete = osd_object_delete,
1702 .loo_object_release = osd_object_release,
1703 .loo_object_free = osd_object_free,
1704 .loo_object_print = osd_object_print,
1705 .loo_object_invariant = osd_object_invariant,
1708 static int osd_otable_it_attr_get(const struct lu_env *env,
1709 struct dt_object *dt,
1710 struct lu_attr *attr,
1711 struct lustre_capa *capa)
1717 static struct dt_object_operations osd_obj_otable_it_ops = {
1718 .do_attr_get = osd_otable_it_attr_get,
1719 .do_index_try = osd_index_try,