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) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
28 * Use is subject to license terms.
30 * Copyright (c) 2011, 2012, Whamcloud, Inc.
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 <lustre_acl.h>
45 #include <lustre_eacl.h>
47 #include <md_object.h>
48 #include <dt_object.h>
49 #include <linux/sched.h>
50 #include <linux/capability.h>
51 #ifdef HAVE_QUOTA_SUPPORT
52 # include <lustre_quota.h>
54 #include <lustre_fsfilt.h>
56 #ifdef HAVE_QUOTA_SUPPORT
58 extern quota_interface_t *mds_quota_interface_ref;
60 static inline void mdd_quota_wrapper(struct lu_attr *la, unsigned int *qids)
62 qids[USRQUOTA] = la->la_uid;
63 qids[GRPQUOTA] = la->la_gid;
67 /* PDO lock is unnecessary for current MDT stack because operations
68 * are already protected by ldlm lock */
69 #define MDD_DISABLE_PDO_LOCK 1
72 /** changelog is recording */
73 #define CLM_ON 0x00001
74 /** internal error prevented changelogs from starting */
75 #define CLM_ERR 0x00002
77 /** changelogs turned on */
78 #define CLM_START 0x10000
79 /** changelogs turned off */
80 #define CLM_FINI 0x20000
81 /** some changelog records purged */
82 #define CLM_PURGE 0x40000
84 struct mdd_changelog {
85 cfs_spinlock_t mc_lock; /* for index */
90 cfs_spinlock_t mc_user_lock;
94 /** Objects in .lustre dir */
95 struct mdd_dot_lustre_objs {
96 struct mdd_object *mdd_obf;
100 struct md_device mdd_md_dev;
101 struct dt_device *mdd_child;
102 struct obd_device *mdd_obd_dev;
103 struct lu_fid mdd_root_fid;
104 struct dt_device_param mdd_dt_conf;
105 struct dt_object *mdd_orphans; /* PENDING directory */
106 struct dt_object *mdd_capa;
107 struct dt_txn_callback mdd_txn_cb;
108 cfs_proc_dir_entry_t *mdd_proc_entry;
109 struct lprocfs_stats *mdd_stats;
110 struct mdd_changelog mdd_cl;
111 unsigned long mdd_atime_diff;
112 struct mdd_object *mdd_dot_lustre;
113 struct mdd_dot_lustre_objs mdd_dot_lustre_objs;
114 unsigned int mdd_sync_permission;
118 /* The dir object has been unlinked */
125 enum mdd_object_role {
134 struct md_object mod_obj;
139 unsigned long mod_flags;
140 #ifndef MDD_DISABLE_PDO_LOCK
141 struct dynlock mod_pdlock;
143 #ifdef CONFIG_LOCKDEP
144 /* "dep_map" name is assumed by lockdep.h macros. */
145 struct lockdep_map dep_map;
149 struct mdd_thread_info {
150 struct lu_fid mti_fid;
151 struct lu_fid mti_fid2; /* used for be & cpu converting */
152 struct lu_attr mti_la;
153 struct lu_attr mti_la_for_fix;
154 struct md_attr mti_ma;
155 struct obd_info mti_oi;
156 char mti_orph_key[NAME_MAX + 1];
157 struct obd_trans_info mti_oti;
158 struct lu_buf mti_buf;
159 struct lu_buf mti_big_buf; /* biggish persistent buf */
160 struct lu_name mti_name;
162 char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
163 struct dt_allocation_hint mti_hint;
164 struct lov_mds_md *mti_max_lmm;
165 int mti_max_lmm_size;
166 struct llog_cookie *mti_max_cookie;
167 int mti_max_cookie_size;
168 struct dt_object_format mti_dof;
169 struct obd_quotactl mti_oqctl;
172 extern const char orph_index_name[];
174 extern const struct dt_index_features orph_index_features;
176 struct lov_mds_md *mdd_max_lmm_buffer(const struct lu_env *env, int size);
177 struct lov_mds_md *mdd_max_lmm_get(const struct lu_env *env,
178 struct mdd_device *mdd);
180 struct llog_cookie *mdd_max_cookie_get(const struct lu_env *env,
181 struct mdd_device *mdd);
183 int mdd_init_obd(const struct lu_env *env, struct mdd_device *mdd,
184 struct lustre_cfg *cfg);
185 int mdd_fini_obd(const struct lu_env *env, struct mdd_device *mdd,
186 struct lustre_cfg *lcfg);
187 int __mdd_xattr_set(const struct lu_env *env, struct mdd_object *obj,
188 const struct lu_buf *buf, const char *name,
189 int fl, struct thandle *handle);
190 int mdd_xattr_set_txn(const struct lu_env *env, struct mdd_object *obj,
191 const struct lu_buf *buf, const char *name, int fl,
192 struct thandle *txn);
193 int mdd_lsm_sanity_check(const struct lu_env *env, struct mdd_object *obj);
194 int mdd_lov_set_md(const struct lu_env *env, struct mdd_object *pobj,
195 struct mdd_object *child, struct lov_mds_md *lmm,
196 int lmm_size, struct thandle *handle, int set_stripe);
197 int mdd_lov_create(const struct lu_env *env, struct mdd_device *mdd,
198 struct mdd_object *parent, struct mdd_object *child,
199 struct lov_mds_md **lmm, int *lmm_size,
200 const struct md_op_spec *spec, struct md_attr *ma);
201 int mdd_lov_objid_prepare(struct mdd_device *mdd, struct lov_mds_md *lmm);
202 int mdd_declare_lov_objid_update(const struct lu_env *, struct mdd_device *,
204 void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm);
205 void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
206 struct lov_mds_md *lmm, int lmm_size,
207 const struct md_op_spec *spec);
208 int mdd_file_lock(const struct lu_env *env, struct md_object *obj,
209 struct lov_mds_md *lmm, struct ldlm_extent *extent,
210 struct lustre_handle *lockh);
211 int mdd_file_unlock(const struct lu_env *env, struct md_object *obj,
212 struct lov_mds_md *lmm, struct lustre_handle *lockh);
213 int mdd_lum_lmm_cmp(const struct lu_env *env, struct md_object *cobj,
214 const struct md_op_spec *spec, struct md_attr *ma);
215 int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
216 void *md, int *md_size, const char *name);
217 int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
218 void *md, int *md_size, const char *name);
219 int mdd_data_get(const struct lu_env *env, struct mdd_object *obj, void **data);
220 int mdd_la_get(const struct lu_env *env, struct mdd_object *obj,
221 struct lu_attr *la, struct lustre_capa *capa);
222 int mdd_attr_set_internal(const struct lu_env *env,
223 struct mdd_object *obj,
224 struct lu_attr *attr,
225 struct thandle *handle,
227 int mdd_attr_check_set_internal(const struct lu_env *env,
228 struct mdd_object *obj,
229 struct lu_attr *attr,
230 struct thandle *handle,
232 int mdd_declare_object_kill(const struct lu_env *env, struct mdd_object *obj,
233 struct md_attr *ma, struct thandle *handle);
234 int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
235 struct md_attr *ma, struct thandle *handle);
236 int mdd_iattr_get(const struct lu_env *env, struct mdd_object *mdd_obj,
238 int mdd_attr_get_internal(const struct lu_env *env, struct mdd_object *mdd_obj,
240 int mdd_attr_get_internal_locked(const struct lu_env *env,
241 struct mdd_object *mdd_obj,
243 int mdd_object_create_internal(const struct lu_env *env, struct mdd_object *p,
244 struct mdd_object *c, struct md_attr *ma,
245 struct thandle *handle,
246 const struct md_op_spec *spec);
247 int mdd_attr_check_set_internal_locked(const struct lu_env *env,
248 struct mdd_object *obj,
249 struct lu_attr *attr,
250 struct thandle *handle,
252 int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
256 void mdd_write_lock(const struct lu_env *env, struct mdd_object *obj,
257 enum mdd_object_role role);
258 void mdd_read_lock(const struct lu_env *env, struct mdd_object *obj,
259 enum mdd_object_role role);
260 void mdd_write_unlock(const struct lu_env *env, struct mdd_object *obj);
261 void mdd_read_unlock(const struct lu_env *env, struct mdd_object *obj);
262 int mdd_write_locked(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 void *mdd_pdo_write_lock(const struct lu_env *env, struct mdd_object *obj,
267 const char *name, enum mdd_object_role role);
268 void *mdd_pdo_read_lock(const struct lu_env *env, struct mdd_object *obj,
269 const char *name, enum mdd_object_role role);
270 void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
272 void mdd_pdo_read_unlock(const struct lu_env *env, struct mdd_object *obj,
275 int mdd_is_subdir(const struct lu_env *env, struct md_object *mo,
276 const struct lu_fid *fid, struct lu_fid *sfid);
277 int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
278 struct mdd_object *cobj, int check_perm, int check_nlink);
279 int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
280 const struct md_attr *ma);
281 int mdd_may_delete(const struct lu_env *env, struct mdd_object *pobj,
282 struct mdd_object *cobj, struct md_attr *ma,
283 int check_perm, int check_empty);
284 int mdd_unlink_sanity_check(const struct lu_env *env, struct mdd_object *pobj,
285 struct mdd_object *cobj, struct md_attr *ma);
286 int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
287 struct md_attr *ma, struct thandle *th);
288 int mdd_object_initialize(const struct lu_env *env, const struct lu_fid *pfid,
289 const struct lu_name *lname, struct mdd_object *child,
290 struct md_attr *ma, struct thandle *handle,
291 const struct md_op_spec *spec);
292 int mdd_link_sanity_check(const struct lu_env *env, struct mdd_object *tgt_obj,
293 const struct lu_name *lname, struct mdd_object *src_obj);
294 int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
295 int mdd_lookup(const struct lu_env *env,
296 struct md_object *pobj, const struct lu_name *lname,
297 struct lu_fid* fid, struct md_op_spec *spec);
298 struct lu_buf *mdd_links_get(const struct lu_env *env,
299 struct mdd_object *mdd_obj);
300 void mdd_lee_unpack(const struct link_ea_entry *lee, int *reclen,
301 struct lu_name *lname, struct lu_fid *pfid);
304 int mdd_declare_unlink_log(const struct lu_env *env, struct mdd_object *obj,
305 struct md_attr *ma, struct thandle *handle);
306 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
307 struct mdd_object *mdd_cobj, struct md_attr *ma);
309 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
310 const struct md_attr *ma,
311 struct lov_mds_md *lmm, int lmm_size,
312 struct llog_cookie *logcookies, int cookies_size);
314 int mdd_get_cookie_size(const struct lu_env *env, struct mdd_device *mdd,
315 struct lov_mds_md *lmm);
317 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
318 struct lov_mds_md *lmm, int lmm_size,
319 struct llog_cookie *logcookies);
320 int mdd_lovobj_unlink(const struct lu_env *env, struct mdd_device *mdd,
321 struct mdd_object *obj, struct lu_attr *la,
322 struct lov_mds_md *lmm, int lmm_size,
323 struct llog_cookie *logcookies,
326 struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
328 struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
329 const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
330 const void *area, ssize_t len);
332 int __mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
333 int __mdd_orphan_add(const struct lu_env *, struct mdd_object *,
335 int __mdd_orphan_del(const struct lu_env *, struct mdd_object *,
337 int orph_index_init(const struct lu_env *env, struct mdd_device *mdd);
338 void orph_index_fini(const struct lu_env *env, struct mdd_device *mdd);
339 int orph_declare_index_insert(const struct lu_env *, struct mdd_object *,
341 int orph_declare_index_delete(const struct lu_env *, struct mdd_object *,
345 void lprocfs_mdd_init_vars(struct lprocfs_static_vars *lvars);
346 int mdd_procfs_init(struct mdd_device *mdd, const char *name);
347 int mdd_procfs_fini(struct mdd_device *mdd);
348 void mdd_lprocfs_time_start(const struct lu_env *env);
349 void mdd_lprocfs_time_end(const struct lu_env *env,
350 struct mdd_device *mdd, int op);
353 int mdd_get_flags(const struct lu_env *env, struct mdd_object *obj);
354 struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
355 int mdd_buf_grow(const struct lu_env *env, ssize_t len);
356 void mdd_buf_put(struct lu_buf *buf);
358 extern const struct md_dir_operations mdd_dir_ops;
359 extern const struct md_object_operations mdd_obj_ops;
361 int accmode(const struct lu_env *env, struct lu_attr *la, int flags);
362 extern struct lu_context_key mdd_thread_key;
363 extern const struct lu_device_operations mdd_lu_ops;
365 struct mdd_object *mdd_object_find(const struct lu_env *env,
366 struct mdd_device *d,
367 const struct lu_fid *f);
368 int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm);
369 int mdd_readpage(const struct lu_env *env, struct md_object *obj,
370 const struct lu_rdpg *rdpg);
371 int mdd_declare_llog_record(const struct lu_env *env, struct mdd_device *mdd,
372 int reclen, struct thandle *handle);
373 int mdd_declare_changelog_store(const struct lu_env *env,
374 struct mdd_device *mdd,
375 const struct lu_name *fname,
376 struct thandle *handle);
377 int mdd_changelog(const struct lu_env *env, enum changelog_rec_type type,
378 int flags, struct md_object *obj);
379 int mdd_declare_object_create_internal(const struct lu_env *env,
380 struct mdd_object *p,
381 struct mdd_object *c,
383 struct thandle *handle,
384 const struct md_op_spec *spec);
386 #ifdef HAVE_QUOTA_SUPPORT
387 int mdd_quota_notify(const struct lu_env *env, struct md_device *m);
388 int mdd_quota_setup(const struct lu_env *env, struct md_device *m,
390 int mdd_quota_cleanup(const struct lu_env *env, struct md_device *m);
391 int mdd_quota_recovery(const struct lu_env *env, struct md_device *m);
392 int mdd_quota_check(const struct lu_env *env, struct md_device *m,
394 int mdd_quota_on(const struct lu_env *env, struct md_device *m,
396 int mdd_quota_off(const struct lu_env *env, struct md_device *m,
398 int mdd_quota_setinfo(const struct lu_env *env, struct md_device *m,
399 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
400 int mdd_quota_getinfo(const struct lu_env *env, const struct md_device *m,
401 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
402 int mdd_quota_setquota(const struct lu_env *env, struct md_device *m,
403 __u32 type, __u32 id, struct obd_dqblk *dqblk);
404 int mdd_quota_getquota(const struct lu_env *env, const struct md_device *m,
405 __u32 type, __u32 id, struct obd_dqblk *dqblk);
406 int mdd_quota_getoinfo(const struct lu_env *env, const struct md_device *m,
407 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
408 int mdd_quota_getoquota(const struct lu_env *env, const struct md_device *m,
409 __u32 type, __u32 id, struct obd_dqblk *dqblk);
410 int mdd_quota_invalidate(const struct lu_env *env, struct md_device *m,
412 int mdd_quota_finvalidate(const struct lu_env *env, struct md_device *m,
417 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
418 struct mdd_object *obj, struct lu_attr *la);
420 static inline void mdd_object_put(const struct lu_env *env,
421 struct mdd_object *o)
423 lu_object_put(env, &o->mod_obj.mo_lu);
426 struct thandle *mdd_trans_create(const struct lu_env *env,
427 struct mdd_device *mdd);
428 int mdd_trans_start(const struct lu_env *env, struct mdd_device *mdd,
430 void mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
431 int rc, struct thandle *handle);
432 int mdd_txn_stop_cb(const struct lu_env *env, struct thandle *txn,
434 int mdd_txn_start_cb(const struct lu_env *env, struct thandle *,
438 struct lu_object *mdd_object_alloc(const struct lu_env *env,
439 const struct lu_object_header *hdr,
440 struct lu_device *d);
441 struct llog_changelog_rec;
442 int mdd_changelog_llog_write(struct mdd_device *mdd,
443 struct llog_changelog_rec *rec,
444 struct thandle *handle);
445 int mdd_changelog_llog_cancel(struct mdd_device *mdd, long long endrec);
446 int mdd_changelog_write_header(struct mdd_device *mdd, int markerflags);
447 int mdd_changelog_on(struct mdd_device *mdd, int on);
449 /* mdd_permission.c */
450 #define mdd_cap_t(x) (x)
452 #define MDD_CAP_TO_MASK(x) (1 << (x))
454 #define mdd_cap_raised(c, flag) (mdd_cap_t(c) & MDD_CAP_TO_MASK(flag))
456 /* capable() is copied from linux kernel! */
457 static inline int mdd_capable(struct md_ucred *uc, cfs_cap_t cap)
459 if (mdd_cap_raised(uc->mu_cap, cap))
464 int mdd_def_acl_get(const struct lu_env *env, struct mdd_object *mdd_obj,
466 int mdd_acl_chmod(const struct lu_env *env, struct mdd_object *o, __u32 mode,
467 struct thandle *handle);
468 int __mdd_declare_acl_init(const struct lu_env *env, struct mdd_object *obj,
469 int is_dir, struct thandle *handle);
470 int __mdd_acl_init(const struct lu_env *env, struct mdd_object *obj,
471 struct lu_buf *buf, __u32 *mode, struct thandle *handle);
472 int __mdd_permission_internal(const struct lu_env *env, struct mdd_object *obj,
473 struct lu_attr *la, int mask, int role);
474 int mdd_permission(const struct lu_env *env,
475 struct md_object *pobj, struct md_object *cobj,
476 struct md_attr *ma, int mask);
477 int mdd_capa_get(const struct lu_env *env, struct md_object *obj,
478 struct lustre_capa *capa, int renewal);
480 static inline int lu_device_is_mdd(struct lu_device *d)
482 return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdd_lu_ops);
485 static inline struct mdd_device* lu2mdd_dev(struct lu_device *d)
487 LASSERT(lu_device_is_mdd(d));
488 return container_of0(d, struct mdd_device, mdd_md_dev.md_lu_dev);
491 static inline struct lu_device *mdd2lu_dev(struct mdd_device *d)
493 return (&d->mdd_md_dev.md_lu_dev);
496 static inline struct mdd_object *lu2mdd_obj(struct lu_object *o)
498 LASSERT(ergo(o != NULL, lu_device_is_mdd(o->lo_dev)));
499 return container_of0(o, struct mdd_object, mod_obj.mo_lu);
502 static inline struct mdd_device* mdo2mdd(struct md_object *mdo)
504 return lu2mdd_dev(mdo->mo_lu.lo_dev);
507 static inline struct mdd_object* md2mdd_obj(struct md_object *mdo)
509 return container_of0(mdo, struct mdd_object, mod_obj);
512 static inline const struct dt_device_operations *
513 mdd_child_ops(struct mdd_device *d)
515 return d->mdd_child->dd_ops;
518 static inline struct lu_object *mdd2lu_obj(struct mdd_object *obj)
520 return &obj->mod_obj.mo_lu;
523 static inline struct dt_object* mdd_object_child(struct mdd_object *o)
525 return container_of0(lu_object_next(mdd2lu_obj(o)),
526 struct dt_object, do_lu);
529 static inline struct obd_device *mdd2obd_dev(struct mdd_device *mdd)
531 return mdd->mdd_obd_dev;
534 static inline struct mdd_device *mdd_obj2mdd_dev(struct mdd_object *obj)
536 return mdo2mdd(&obj->mod_obj);
539 static inline const struct lu_fid *mdo2fid(const struct mdd_object *obj)
541 return lu_object_fid(&obj->mod_obj.mo_lu);
544 static inline cfs_umode_t mdd_object_type(const struct mdd_object *obj)
546 return lu_object_attr(&obj->mod_obj.mo_lu);
549 static inline int mdd_lov_mdsize(const struct lu_env *env,
550 struct mdd_device *mdd)
552 struct obd_device *obd = mdd2obd_dev(mdd);
553 return obd->u.mds.mds_max_mdsize;
556 static inline int mdd_lov_cookiesize(const struct lu_env *env,
557 struct mdd_device *mdd)
559 struct obd_device *obd = mdd2obd_dev(mdd);
560 return obd->u.mds.mds_max_cookiesize;
563 static inline int mdd_is_immutable(struct mdd_object *obj)
565 return obj->mod_flags & IMMUTE_OBJ;
568 static inline int mdd_is_dead_obj(struct mdd_object *obj)
570 return obj && obj->mod_flags & DEAD_OBJ;
573 static inline int mdd_is_append(struct mdd_object *obj)
575 return obj->mod_flags & APPEND_OBJ;
578 static inline int mdd_object_exists(struct mdd_object *obj)
580 return lu_object_exists(mdd2lu_obj(obj));
583 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
585 return lu_object_fid(mdd2lu_obj(obj));
588 static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
589 const struct mdd_object *obj)
591 struct md_capainfo *ci = md_capainfo(env);
592 const struct lu_fid *fid = mdo2fid(obj);
595 /* NB: in mdt_init0 */
598 for (i = 0; i < MD_CAPAINFO_MAX; i++)
599 if (lu_fid_eq(&ci->mc_fid[i], fid))
600 return ci->mc_capa[i];
604 static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
605 const struct mdd_object *obj,
606 struct lustre_capa *capa)
608 struct md_capainfo *ci = md_capainfo(env);
609 const struct lu_fid *fid = mdo2fid(obj);
611 LASSERT(offset >= 0 && offset <= MD_CAPAINFO_MAX);
612 /* NB: in mdt_init0 */
615 ci->mc_fid[offset] = *fid;
616 ci->mc_capa[offset] = capa;
619 static inline const char *mdd_obj_dev_name(const struct mdd_object *obj)
621 return lu_dev_name(obj->mod_obj.mo_lu.lo_dev);
624 #define MAX_ATIME_DIFF 60
630 static inline int mdd_permission_internal(const struct lu_env *env,
631 struct mdd_object *obj,
632 struct lu_attr *la, int mask)
634 return __mdd_permission_internal(env, obj, la, mask, -1);
637 static inline int mdd_permission_internal_locked(const struct lu_env *env,
638 struct mdd_object *obj,
639 struct lu_attr *la, int mask,
640 enum mdd_object_role role)
642 return __mdd_permission_internal(env, obj, la, mask, role);
645 static inline int mdo_data_get(const struct lu_env *env,
646 struct mdd_object *obj,
649 struct dt_object *next = mdd_object_child(obj);
650 next->do_ops->do_data_get(env, next, data);
654 /* mdd inline func for calling osd_dt_object ops */
655 static inline int mdo_attr_get(const struct lu_env *env, struct mdd_object *obj,
656 struct lu_attr *la, struct lustre_capa *capa)
658 struct dt_object *next = mdd_object_child(obj);
659 return next->do_ops->do_attr_get(env, next, la, capa);
662 static inline int mdo_declare_attr_set(const struct lu_env *env,
663 struct mdd_object *obj,
664 const struct lu_attr *la,
665 struct thandle *handle)
667 struct dt_object *next = mdd_object_child(obj);
668 return dt_declare_attr_set(env, next, la, handle);
671 static inline int mdo_attr_set(const struct lu_env *env,
672 struct mdd_object *obj,
673 const struct lu_attr *la,
674 struct thandle *handle,
675 struct lustre_capa *capa)
677 struct dt_object *next = mdd_object_child(obj);
678 if (mdd_object_exists(obj) == 0) {
679 CERROR("%s: object "DFID" not found: rc = -2\n",
680 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
683 return next->do_ops->do_attr_set(env, next, la, handle, capa);
686 static inline int mdo_xattr_get(const struct lu_env *env,struct mdd_object *obj,
687 struct lu_buf *buf, const char *name,
688 struct lustre_capa *capa)
690 struct dt_object *next = mdd_object_child(obj);
691 return next->do_ops->do_xattr_get(env, next, buf, name, capa);
694 static inline int mdo_declare_xattr_set(const struct lu_env *env,
695 struct mdd_object *obj,
696 const struct lu_buf *buf,
698 int fl, struct thandle *handle)
700 struct dt_object *next = mdd_object_child(obj);
701 return dt_declare_xattr_set(env, next, buf, name, fl, handle);
704 static inline int mdo_xattr_set(const struct lu_env *env,struct mdd_object *obj,
705 const struct lu_buf *buf, const char *name,
706 int fl, struct thandle *handle,
707 struct lustre_capa *capa)
709 struct dt_object *next = mdd_object_child(obj);
710 if (mdd_object_exists(obj) == 0) {
711 CERROR("%s: object "DFID" not found: rc = -2\n",
712 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
715 return next->do_ops->do_xattr_set(env, next, buf, name, fl, handle,
719 static inline int mdo_declare_xattr_del(const struct lu_env *env,
720 struct mdd_object *obj,
722 struct thandle *handle)
724 struct dt_object *next = mdd_object_child(obj);
725 return dt_declare_xattr_del(env, next, name, handle);
728 static inline int mdo_xattr_del(const struct lu_env *env,struct mdd_object *obj,
729 const char *name, struct thandle *handle,
730 struct lustre_capa *capa)
732 struct dt_object *next = mdd_object_child(obj);
733 if (mdd_object_exists(obj) == 0) {
734 CERROR("%s: object "DFID" not found: rc = -2\n",
735 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
738 return next->do_ops->do_xattr_del(env, next, name, handle, capa);
742 int mdo_xattr_list(const struct lu_env *env, struct mdd_object *obj,
743 struct lu_buf *buf, struct lustre_capa *capa)
745 struct dt_object *next = mdd_object_child(obj);
746 if (mdd_object_exists(obj) == 0) {
747 CERROR("%s: object "DFID" not found: rc = -2\n",
748 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
751 return next->do_ops->do_xattr_list(env, next, buf, capa);
755 int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
756 const struct dt_index_features *feat)
758 struct dt_object *next = mdd_object_child(obj);
759 return next->do_ops->do_index_try(env, next, feat);
763 int mdo_declare_index_insert(const struct lu_env *env, struct mdd_object *obj,
764 const struct lu_fid *fid, const char *name,
765 struct thandle *handle)
767 struct dt_object *next = mdd_object_child(obj);
771 * if the object doesn't exist yet, then it's supposed to be created
772 * and declaration of the creation should be enough to insert ./..
774 if (mdd_object_exists(obj)) {
776 if (dt_try_as_dir(env, next))
777 rc = dt_declare_insert(env, next,
778 (struct dt_rec *)fid,
779 (const struct dt_key *)name,
787 int mdo_declare_index_delete(const struct lu_env *env, struct mdd_object *obj,
788 const char *name, struct thandle *handle)
790 struct dt_object *next = mdd_object_child(obj);
792 if (!dt_try_as_dir(env, next))
795 return dt_declare_delete(env, next, (const struct dt_key *)name,
799 static inline int mdo_declare_ref_add(const struct lu_env *env,
800 struct mdd_object *obj,
801 struct thandle *handle)
803 struct dt_object *next = mdd_object_child(obj);
804 return dt_declare_ref_add(env, next, handle);
807 static inline int mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
808 struct thandle *handle)
810 struct dt_object *next = mdd_object_child(obj);
811 if (mdd_object_exists(obj) == 0) {
812 CERROR("%s: object "DFID" not found: rc = -2\n",
813 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
816 return next->do_ops->do_ref_add(env, next, handle);
819 static inline int mdo_declare_ref_del(const struct lu_env *env,
820 struct mdd_object *obj,
821 struct thandle *handle)
823 struct dt_object *next = mdd_object_child(obj);
824 return dt_declare_ref_del(env, next, handle);
827 static inline int mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
828 struct thandle *handle)
830 struct dt_object *next = mdd_object_child(obj);
831 if (mdd_object_exists(obj) == 0) {
832 CERROR("%s: object "DFID" not found: rc = -2\n",
833 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
836 return next->do_ops->do_ref_del(env, next, handle);
840 int mdo_declare_create_obj(const struct lu_env *env, struct mdd_object *o,
841 struct lu_attr *attr,
842 struct dt_allocation_hint *hint,
843 struct dt_object_format *dof,
844 struct thandle *handle)
846 struct dt_object *next = mdd_object_child(o);
847 return next->do_ops->do_declare_create(env, next, attr, hint,
852 int mdo_create_obj(const struct lu_env *env, struct mdd_object *o,
853 struct lu_attr *attr,
854 struct dt_allocation_hint *hint,
855 struct dt_object_format *dof,
856 struct thandle *handle)
858 struct dt_object *next = mdd_object_child(o);
859 return next->do_ops->do_create(env, next, attr, hint, dof, handle);
863 int mdo_declare_destroy(const struct lu_env *env, struct mdd_object *o,
864 struct thandle *handle)
866 struct dt_object *next = mdd_object_child(o);
867 return dt_declare_destroy(env, next, handle);
871 int mdo_destroy(const struct lu_env *env, struct mdd_object *o,
872 struct thandle *handle)
874 struct dt_object *next = mdd_object_child(o);
875 return dt_destroy(env, next, handle);
878 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
879 struct mdd_object *obj,
880 struct lustre_capa *old,
883 struct dt_object *next = mdd_object_child(obj);
884 if (mdd_object_exists(obj) == 0) {
885 CERROR("%s: object "DFID" not found: rc = -2\n",
886 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
887 return ERR_PTR(-ENOENT);
889 return next->do_ops->do_capa_get(env, next, old, opc);