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.
36 * lustre/mdd/mdd_internal.h
38 * Author: Wang Di <wangdi@clusterfs.com>
41 #ifndef _MDD_INTERNAL_H
42 #define _MDD_INTERNAL_H
44 #include <asm/semaphore.h>
46 #include <lustre_acl.h>
47 #include <lustre_eacl.h>
49 #include <md_object.h>
50 #include <dt_object.h>
51 #include <linux/sched.h>
52 #include <linux/capability.h>
53 #include <linux/dynlocks.h>
54 #ifdef HAVE_QUOTA_SUPPORT
55 # include <lustre_quota.h>
57 #include <lustre_fsfilt.h>
59 #ifdef HAVE_QUOTA_SUPPORT
61 extern quota_interface_t *mds_quota_interface_ref;
63 static inline void mdd_quota_wrapper(struct lu_attr *la, unsigned int *qids)
71 MDD_TXN_OBJECT_DESTROY_OP = 0,
72 MDD_TXN_OBJECT_CREATE_OP,
75 MDD_TXN_INDEX_INSERT_OP,
76 MDD_TXN_INDEX_DELETE_OP,
80 MDD_TXN_RENAME_TGT_OP,
81 MDD_TXN_CREATE_DATA_OP,
86 struct mdd_txn_op_descr {
87 enum mdd_txn_op mod_op;
88 unsigned int mod_credits;
92 /** changelog is recording */
93 #define CLM_ON 0x00001
94 /** internal error prevented changelogs from starting */
95 #define CLM_ERR 0x00002
97 /** changelogs turned on */
98 #define CLM_START 0x10000
99 /** changelogs turned off */
100 #define CLM_FINI 0x20000
101 /** some changelog records purged */
102 #define CLM_PURGE 0x40000
104 struct mdd_changelog {
105 spinlock_t mc_lock; /* for index */
106 cfs_waitq_t mc_waitq;
114 struct md_device mdd_md_dev;
115 struct dt_device *mdd_child;
116 struct obd_device *mdd_obd_dev;
117 struct lu_fid mdd_root_fid;
118 struct dt_device_param mdd_dt_conf;
119 struct dt_object *mdd_orphans;
120 struct dt_txn_callback mdd_txn_cb;
121 cfs_proc_dir_entry_t *mdd_proc_entry;
122 struct lprocfs_stats *mdd_stats;
123 struct mdd_txn_op_descr mdd_tod[MDD_TXN_LAST_OP];
124 struct mdd_changelog mdd_cl;
125 unsigned long mdd_atime_diff;
129 /* The dir object has been unlinked */
137 #define LUSTRE_APPEND_FL LDISKFS_APPEND_FL
138 #define LUSTRE_IMMUTABLE_FL LDISKFS_IMMUTABLE_FL
139 #define LUSTRE_DIRSYNC_FL LDISKFS_DIRSYNC_FL
141 enum mdd_object_role {
150 struct md_object mod_obj;
155 unsigned long mod_flags;
156 struct dynlock mod_pdlock;
157 #ifdef CONFIG_LOCKDEP
158 /* "dep_map" name is assumed by lockdep.h macros. */
159 struct lockdep_map dep_map;
163 struct mdd_thread_info {
164 struct txn_param mti_param;
165 struct lu_fid mti_fid;
166 struct lu_fid mti_fid2; /* used for be & cpu converting */
167 struct lu_attr mti_la;
168 struct lu_attr mti_la_for_fix;
169 struct md_attr mti_ma;
170 struct obd_info mti_oi;
171 char mti_orph_key[NAME_MAX + 1];
172 struct obd_trans_info mti_oti;
173 struct lu_buf mti_buf;
174 struct lu_buf mti_big_buf; /* biggish persistent buf */
175 struct lu_name mti_name;
177 char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
178 struct lu_fid_pack mti_pack;
179 struct dt_allocation_hint mti_hint;
180 struct lov_mds_md *mti_max_lmm;
181 int mti_max_lmm_size;
182 struct llog_cookie *mti_max_cookie;
183 int mti_max_cookie_size;
184 struct dt_object_format mti_dof;
185 struct obd_quotactl mti_oqctl;
188 extern const char orph_index_name[];
190 extern const struct dt_index_features orph_index_features;
192 struct lov_mds_md *mdd_max_lmm_get(const struct lu_env *env,
193 struct mdd_device *mdd);
195 struct llog_cookie *mdd_max_cookie_get(const struct lu_env *env,
196 struct mdd_device *mdd);
198 int mdd_init_obd(const struct lu_env *env, struct mdd_device *mdd,
199 struct lustre_cfg *cfg);
200 int mdd_fini_obd(const struct lu_env *env, struct mdd_device *mdd,
201 struct lustre_cfg *lcfg);
202 int __mdd_xattr_set(const struct lu_env *env, struct mdd_object *obj,
203 const struct lu_buf *buf, const char *name,
204 int fl, struct thandle *handle);
205 int mdd_xattr_set_txn(const struct lu_env *env, struct mdd_object *obj,
206 const struct lu_buf *buf, const char *name, int fl,
207 struct thandle *txn);
208 int mdd_lsm_sanity_check(const struct lu_env *env, struct mdd_object *obj);
209 int mdd_lov_set_md(const struct lu_env *env, struct mdd_object *pobj,
210 struct mdd_object *child, struct lov_mds_md *lmm,
211 int lmm_size, struct thandle *handle, int set_stripe);
212 int mdd_lov_create(const struct lu_env *env, struct mdd_device *mdd,
213 struct mdd_object *parent, struct mdd_object *child,
214 struct lov_mds_md **lmm, int *lmm_size,
215 const struct md_op_spec *spec, struct lu_attr *la);
216 int mdd_lov_objid_prepare(struct mdd_device *mdd, struct lov_mds_md *lmm);
217 void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm);
218 void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
219 struct lov_mds_md *lmm, int lmm_size,
220 const struct md_op_spec *spec);
221 int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
222 void *md, int *md_size, const char *name);
223 int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
224 void *md, int *md_size, const char *name);
225 int mdd_la_get(const struct lu_env *env, struct mdd_object *obj,
226 struct lu_attr *la, struct lustre_capa *capa);
227 int mdd_attr_set_internal(const struct lu_env *env,
228 struct mdd_object *obj,
229 struct lu_attr *attr,
230 struct thandle *handle,
232 int mdd_attr_check_set_internal(const struct lu_env *env,
233 struct mdd_object *obj,
234 struct lu_attr *attr,
235 struct thandle *handle,
237 int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
239 int mdd_iattr_get(const struct lu_env *env, struct mdd_object *mdd_obj,
241 int mdd_attr_get_internal_locked(const struct lu_env *env,
242 struct mdd_object *mdd_obj,
244 int mdd_object_create_internal(const struct lu_env *env, struct mdd_object *p,
245 struct mdd_object *c, struct md_attr *ma,
246 struct thandle *handle,
247 const struct md_op_spec *spec);
248 int mdd_attr_check_set_internal_locked(const struct lu_env *env,
249 struct mdd_object *obj,
250 struct lu_attr *attr,
251 struct thandle *handle,
253 int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
257 void mdd_write_lock(const struct lu_env *env, struct mdd_object *obj,
258 enum mdd_object_role role);
259 void mdd_read_lock(const struct lu_env *env, struct mdd_object *obj,
260 enum mdd_object_role role);
261 void mdd_write_unlock(const struct lu_env *env, struct mdd_object *obj);
262 void mdd_read_unlock(const struct lu_env *env, struct mdd_object *obj);
264 void mdd_pdlock_init(struct mdd_object *obj);
265 unsigned long mdd_name2hash(const char *name);
266 struct dynlock_handle *mdd_pdo_write_lock(const struct lu_env *env,
267 struct mdd_object *obj,
269 enum mdd_object_role role);
270 struct dynlock_handle *mdd_pdo_read_lock(const struct lu_env *env,
271 struct mdd_object *obj,
273 enum mdd_object_role role);
274 void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
275 struct dynlock_handle *dlh);
276 void mdd_pdo_read_unlock(const struct lu_env *env, struct mdd_object *obj,
277 struct dynlock_handle *dlh);
279 void __mdd_ref_add(const struct lu_env *env, struct mdd_object *obj,
280 struct thandle *handle);
281 void __mdd_ref_del(const struct lu_env *env, struct mdd_object *obj,
282 struct thandle *handle, int is_dot);
283 int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
284 struct mdd_object *cobj, int check_perm, int check_nlink);
285 int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
286 const struct md_attr *ma);
287 int mdd_may_delete(const struct lu_env *env, struct mdd_object *pobj,
288 struct mdd_object *cobj, struct md_attr *ma,
289 int check_perm, int check_empty);
290 int mdd_unlink_sanity_check(const struct lu_env *env, struct mdd_object *pobj,
291 struct mdd_object *cobj, struct md_attr *ma);
292 int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
293 struct md_attr *ma, struct thandle *th);
294 int mdd_object_initialize(const struct lu_env *env, const struct lu_fid *pfid,
295 const struct lu_name *lname, struct mdd_object *child,
296 struct md_attr *ma, struct thandle *handle,
297 const struct md_op_spec *spec);
298 int mdd_link_sanity_check(const struct lu_env *env, struct mdd_object *tgt_obj,
299 const struct lu_name *lname, struct mdd_object *src_obj);
300 int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
301 int mdd_lookup(const struct lu_env *env,
302 struct md_object *pobj, const struct lu_name *lname,
303 struct lu_fid* fid, struct md_op_spec *spec);
304 struct lu_buf *mdd_links_get(const struct lu_env *env,
305 struct mdd_object *mdd_obj);
306 void mdd_lee_unpack(const struct link_ea_entry *lee, int *reclen,
307 struct lu_name *lname, struct lu_fid *pfid);
310 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
311 struct mdd_object *mdd_cobj, struct md_attr *ma);
313 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
314 const struct md_attr *ma,
315 struct lov_mds_md *lmm, int lmm_size,
316 struct llog_cookie *logcookies, int cookies_size);
318 int mdd_get_cookie_size(const struct lu_env *env, struct mdd_device *mdd,
319 struct lov_mds_md *lmm);
321 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
322 struct lov_mds_md *lmm, int lmm_size,
323 struct llog_cookie *logcookies);
325 struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
327 struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
328 const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
329 const void *area, ssize_t len);
331 int __mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
332 int __mdd_orphan_add(const struct lu_env *, struct mdd_object *,
334 int __mdd_orphan_del(const struct lu_env *, struct mdd_object *,
336 int orph_index_init(const struct lu_env *env, struct mdd_device *mdd);
337 void orph_index_fini(const struct lu_env *env, struct mdd_device *mdd);
338 int mdd_txn_init_credits(const struct lu_env *env, struct mdd_device *mdd);
341 void lprocfs_mdd_init_vars(struct lprocfs_static_vars *lvars);
342 int mdd_procfs_init(struct mdd_device *mdd, const char *name);
343 int mdd_procfs_fini(struct mdd_device *mdd);
344 void mdd_lprocfs_time_start(const struct lu_env *env);
345 void mdd_lprocfs_time_end(const struct lu_env *env,
346 struct mdd_device *mdd, int op);
349 int mdd_get_flags(const struct lu_env *env, struct mdd_object *obj);
350 struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
351 int mdd_buf_grow(const struct lu_env *env, ssize_t len);
352 void mdd_buf_put(struct lu_buf *buf);
354 extern const struct md_dir_operations mdd_dir_ops;
355 extern const struct md_object_operations mdd_obj_ops;
357 int accmode(const struct lu_env *env, struct lu_attr *la, int flags);
358 extern struct lu_context_key mdd_thread_key;
359 extern const struct lu_device_operations mdd_lu_ops;
361 struct mdd_object *mdd_object_find(const struct lu_env *env,
362 struct mdd_device *d,
363 const struct lu_fid *f);
366 #ifdef HAVE_QUOTA_SUPPORT
367 int mdd_quota_notify(const struct lu_env *env, struct md_device *m);
368 int mdd_quota_setup(const struct lu_env *env, struct md_device *m,
370 int mdd_quota_cleanup(const struct lu_env *env, struct md_device *m);
371 int mdd_quota_recovery(const struct lu_env *env, struct md_device *m);
372 int mdd_quota_check(const struct lu_env *env, struct md_device *m,
373 struct obd_export *exp, __u32 type);
374 int mdd_quota_on(const struct lu_env *env, struct md_device *m,
376 int mdd_quota_off(const struct lu_env *env, struct md_device *m,
378 int mdd_quota_setinfo(const struct lu_env *env, struct md_device *m,
379 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
380 int mdd_quota_getinfo(const struct lu_env *env, const struct md_device *m,
381 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
382 int mdd_quota_setquota(const struct lu_env *env, struct md_device *m,
383 __u32 type, __u32 id, struct obd_dqblk *dqblk);
384 int mdd_quota_getquota(const struct lu_env *env, const struct md_device *m,
385 __u32 type, __u32 id, struct obd_dqblk *dqblk);
386 int mdd_quota_getoinfo(const struct lu_env *env, const struct md_device *m,
387 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
388 int mdd_quota_getoquota(const struct lu_env *env, const struct md_device *m,
389 __u32 type, __u32 id, struct obd_dqblk *dqblk);
390 int mdd_quota_invalidate(const struct lu_env *env, struct md_device *m,
392 int mdd_quota_finvalidate(const struct lu_env *env, struct md_device *m,
397 void mdd_txn_param_build(const struct lu_env *env, struct mdd_device *mdd,
399 int mdd_log_txn_param_build(const struct lu_env *env, struct md_object *obj,
400 struct md_attr *ma, enum mdd_txn_op);
401 int mdd_setattr_txn_param_build(const struct lu_env *env, struct md_object *obj,
402 struct md_attr *ma, enum mdd_txn_op);
404 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
405 struct mdd_object *obj, struct lu_attr *la);
407 static inline void mdd_object_put(const struct lu_env *env,
408 struct mdd_object *o)
410 lu_object_put(env, &o->mod_obj.mo_lu);
413 struct thandle* mdd_trans_start(const struct lu_env *env,
414 struct mdd_device *);
416 void mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
417 int rc, struct thandle *handle);
419 int mdd_txn_start_cb(const struct lu_env *env, struct txn_param *param,
422 int mdd_txn_stop_cb(const struct lu_env *env, struct thandle *txn,
425 int mdd_txn_commit_cb(const struct lu_env *env, struct thandle *txn,
428 struct lu_object *mdd_object_alloc(const struct lu_env *env,
429 const struct lu_object_header *hdr,
430 struct lu_device *d);
431 struct llog_changelog_rec;
432 int mdd_changelog_llog_write(struct mdd_device *mdd,
433 struct llog_changelog_rec *rec,
434 struct thandle *handle);
435 int mdd_changelog_llog_cancel(struct mdd_device *mdd, long long endrec);
436 int mdd_changelog_write_header(struct mdd_device *mdd, int markerflags);
438 /* mdd_permission.c */
439 #define mdd_cap_t(x) (x)
441 #define MDD_CAP_TO_MASK(x) (1 << (x))
443 #define mdd_cap_raised(c, flag) (mdd_cap_t(c) & MDD_CAP_TO_MASK(flag))
445 /* capable() is copied from linux kernel! */
446 static inline int mdd_capable(struct md_ucred *uc, cfs_cap_t cap)
448 if (mdd_cap_raised(uc->mu_cap, cap))
453 int mdd_def_acl_get(const struct lu_env *env, struct mdd_object *mdd_obj,
455 int mdd_acl_chmod(const struct lu_env *env, struct mdd_object *o, __u32 mode,
456 struct thandle *handle);
457 int __mdd_acl_init(const struct lu_env *env, struct mdd_object *obj,
458 struct lu_buf *buf, __u32 *mode, struct thandle *handle);
459 int __mdd_permission_internal(const struct lu_env *env, struct mdd_object *obj,
460 struct lu_attr *la, int mask, int role);
461 int mdd_permission(const struct lu_env *env,
462 struct md_object *pobj, struct md_object *cobj,
463 struct md_attr *ma, int mask);
464 int mdd_capa_get(const struct lu_env *env, struct md_object *obj,
465 struct lustre_capa *capa, int renewal);
467 static inline int lu_device_is_mdd(struct lu_device *d)
469 return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdd_lu_ops);
472 static inline struct mdd_device* lu2mdd_dev(struct lu_device *d)
474 LASSERT(lu_device_is_mdd(d));
475 return container_of0(d, struct mdd_device, mdd_md_dev.md_lu_dev);
478 static inline struct lu_device *mdd2lu_dev(struct mdd_device *d)
480 return (&d->mdd_md_dev.md_lu_dev);
483 static inline struct mdd_object *lu2mdd_obj(struct lu_object *o)
485 LASSERT(ergo(o != NULL, lu_device_is_mdd(o->lo_dev)));
486 return container_of0(o, struct mdd_object, mod_obj.mo_lu);
489 static inline struct mdd_device* mdo2mdd(struct md_object *mdo)
491 return lu2mdd_dev(mdo->mo_lu.lo_dev);
494 static inline struct mdd_object* md2mdd_obj(struct md_object *mdo)
496 return container_of0(mdo, struct mdd_object, mod_obj);
499 static inline const struct dt_device_operations *
500 mdd_child_ops(struct mdd_device *d)
502 return d->mdd_child->dd_ops;
505 static inline struct lu_object *mdd2lu_obj(struct mdd_object *obj)
507 return &obj->mod_obj.mo_lu;
510 static inline struct dt_object* mdd_object_child(struct mdd_object *o)
512 return container_of0(lu_object_next(mdd2lu_obj(o)),
513 struct dt_object, do_lu);
516 static inline struct obd_device *mdd2obd_dev(struct mdd_device *mdd)
518 return mdd->mdd_obd_dev;
521 static inline struct mdd_device *mdd_obj2mdd_dev(struct mdd_object *obj)
523 return mdo2mdd(&obj->mod_obj);
526 static inline const struct lu_fid *mdo2fid(const struct mdd_object *obj)
528 return lu_object_fid(&obj->mod_obj.mo_lu);
531 static inline const struct dt_rec *__mdd_fid_rec(const struct lu_env *env,
532 const struct lu_fid *fid)
534 struct lu_fid_pack *pack = &mdd_env_info(env)->mti_pack;
536 fid_pack(pack, fid, &mdd_env_info(env)->mti_fid2);
537 return (const struct dt_rec *)pack;
540 static inline umode_t mdd_object_type(const struct mdd_object *obj)
542 return lu_object_attr(&obj->mod_obj.mo_lu);
545 static inline int mdd_lov_mdsize(const struct lu_env *env,
546 struct mdd_device *mdd)
548 struct obd_device *obd = mdd2obd_dev(mdd);
549 return obd->u.mds.mds_max_mdsize;
552 static inline int mdd_lov_cookiesize(const struct lu_env *env,
553 struct mdd_device *mdd)
555 struct obd_device *obd = mdd2obd_dev(mdd);
556 return obd->u.mds.mds_max_cookiesize;
559 static inline int mdd_is_immutable(struct mdd_object *obj)
561 return obj->mod_flags & IMMUTE_OBJ;
564 static inline int mdd_is_dead_obj(struct mdd_object *obj)
566 return obj && obj->mod_flags & DEAD_OBJ;
569 static inline int mdd_is_append(struct mdd_object *obj)
571 return obj->mod_flags & APPEND_OBJ;
574 static inline int mdd_is_mnlink(struct mdd_object *obj)
576 return obj->mod_flags & MNLINK_OBJ;
579 static inline int mdd_object_exists(struct mdd_object *obj)
581 return lu_object_exists(mdd2lu_obj(obj));
584 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
586 return lu_object_fid(mdd2lu_obj(obj));
589 static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
590 const struct mdd_object *obj)
592 struct md_capainfo *ci = md_capainfo(env);
593 const struct lu_fid *fid = mdo2fid(obj);
596 /* NB: in mdt_init0 */
599 for (i = 0; i < MD_CAPAINFO_MAX; i++)
600 if (ci->mc_fid[i] && lu_fid_eq(ci->mc_fid[i], fid))
601 return ci->mc_capa[i];
605 static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
606 const struct mdd_object *obj,
607 struct lustre_capa *capa)
609 struct md_capainfo *ci = md_capainfo(env);
610 const struct lu_fid *fid = mdo2fid(obj);
612 LASSERT(offset >= 0 && offset <= MD_CAPAINFO_MAX);
613 /* NB: in mdt_init0 */
616 ci->mc_fid[offset] = fid;
617 ci->mc_capa[offset] = capa;
620 #define MAX_ATIME_DIFF 60
626 static inline int mdd_permission_internal(const struct lu_env *env,
627 struct mdd_object *obj,
628 struct lu_attr *la, int mask)
630 return __mdd_permission_internal(env, obj, la, mask, -1);
633 static inline int mdd_permission_internal_locked(const struct lu_env *env,
634 struct mdd_object *obj,
635 struct lu_attr *la, int mask,
636 enum mdd_object_role role)
638 return __mdd_permission_internal(env, obj, la, mask, role);
641 /* mdd inline func for calling osd_dt_object ops */
642 static inline int mdo_attr_get(const struct lu_env *env, struct mdd_object *obj,
643 struct lu_attr *la, struct lustre_capa *capa)
645 struct dt_object *next = mdd_object_child(obj);
646 return next->do_ops->do_attr_get(env, next, la, capa);
649 static inline int mdo_attr_set(const struct lu_env *env, struct mdd_object *obj,
650 const struct lu_attr *la, struct thandle *handle,
651 struct lustre_capa *capa)
653 struct dt_object *next = mdd_object_child(obj);
654 LASSERT(mdd_object_exists(obj));
655 return next->do_ops->do_attr_set(env, next, la, handle, capa);
658 static inline int mdo_xattr_get(const struct lu_env *env,struct mdd_object *obj,
659 struct lu_buf *buf, const char *name,
660 struct lustre_capa *capa)
662 struct dt_object *next = mdd_object_child(obj);
663 return next->do_ops->do_xattr_get(env, next, buf, name, capa);
666 static inline int mdo_xattr_set(const struct lu_env *env,struct mdd_object *obj,
667 const struct lu_buf *buf, const char *name,
668 int fl, struct thandle *handle,
669 struct lustre_capa *capa)
671 struct dt_object *next = mdd_object_child(obj);
672 LASSERT(mdd_object_exists(obj));
673 return next->do_ops->do_xattr_set(env, next, buf, name, fl, handle,
677 static inline int mdo_xattr_del(const struct lu_env *env,struct mdd_object *obj,
678 const char *name, struct thandle *handle,
679 struct lustre_capa *capa)
681 struct dt_object *next = mdd_object_child(obj);
682 LASSERT(mdd_object_exists(obj));
683 return next->do_ops->do_xattr_del(env, next, name, handle, capa);
687 int mdo_xattr_list(const struct lu_env *env, struct mdd_object *obj,
688 struct lu_buf *buf, struct lustre_capa *capa)
690 struct dt_object *next = mdd_object_child(obj);
691 LASSERT(mdd_object_exists(obj));
692 return next->do_ops->do_xattr_list(env, next, buf, capa);
696 int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
697 const struct dt_index_features *feat)
699 struct dt_object *next = mdd_object_child(obj);
700 return next->do_ops->do_index_try(env, next, feat);
703 static inline void mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
704 struct thandle *handle)
706 struct dt_object *next = mdd_object_child(obj);
707 LASSERT(mdd_object_exists(obj));
708 return next->do_ops->do_ref_add(env, next, handle);
711 static inline void mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
712 struct thandle *handle)
714 struct dt_object *next = mdd_object_child(obj);
715 LASSERT(mdd_object_exists(obj));
716 return next->do_ops->do_ref_del(env, next, handle);
720 int mdo_create_obj(const struct lu_env *env, struct mdd_object *o,
721 struct lu_attr *attr,
722 struct dt_allocation_hint *hint,
723 struct dt_object_format *dof,
724 struct thandle *handle)
726 struct dt_object *next = mdd_object_child(o);
727 return next->do_ops->do_create(env, next, attr, hint, dof, handle);
730 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
731 struct mdd_object *obj,
732 struct lustre_capa *old,
735 struct dt_object *next = mdd_object_child(obj);
736 LASSERT(mdd_object_exists(obj));
737 return next->do_ops->do_capa_get(env, next, old, opc);