1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 only,
10 * as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
18 * You should have received a copy of the GNU General Public License
19 * version 2 along with this program; If not, see
20 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
30 * Use is subject to license terms.
32 * Copyright (c) 2011 Whamcloud, Inc.
36 * This file is part of Lustre, http://www.lustre.org/
37 * Lustre is a trademark of Sun Microsystems, Inc.
39 * lustre/mdd/mdd_internal.h
41 * Author: Wang Di <wangdi@clusterfs.com>
44 #ifndef _MDD_INTERNAL_H
45 #define _MDD_INTERNAL_H
47 #include <lustre_acl.h>
48 #include <lustre_eacl.h>
50 #include <md_object.h>
51 #include <dt_object.h>
52 #include <linux/sched.h>
53 #include <linux/capability.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)
65 qids[USRQUOTA] = la->la_uid;
66 qids[GRPQUOTA] = la->la_gid;
70 /* PDO lock is unnecessary for current MDT stack because operations
71 * are already protected by ldlm lock */
72 #define MDD_DISABLE_PDO_LOCK 1
75 /** changelog is recording */
76 #define CLM_ON 0x00001
77 /** internal error prevented changelogs from starting */
78 #define CLM_ERR 0x00002
80 /** changelogs turned on */
81 #define CLM_START 0x10000
82 /** changelogs turned off */
83 #define CLM_FINI 0x20000
84 /** some changelog records purged */
85 #define CLM_PURGE 0x40000
87 struct mdd_changelog {
88 cfs_spinlock_t mc_lock; /* for index */
93 cfs_spinlock_t mc_user_lock;
97 /** Objects in .lustre dir */
98 struct mdd_dot_lustre_objs {
99 struct mdd_object *mdd_obf;
103 struct md_device mdd_md_dev;
104 struct dt_device *mdd_child;
105 struct obd_device *mdd_obd_dev;
106 struct lu_fid mdd_root_fid;
107 struct dt_device_param mdd_dt_conf;
108 struct dt_object *mdd_orphans;
109 struct dt_object *mdd_capa;
110 struct dt_txn_callback mdd_txn_cb;
111 cfs_proc_dir_entry_t *mdd_proc_entry;
112 struct lprocfs_stats *mdd_stats;
113 struct mdd_changelog mdd_cl;
114 unsigned long mdd_atime_diff;
115 struct mdd_object *mdd_dot_lustre;
116 struct mdd_dot_lustre_objs mdd_dot_lustre_objs;
117 unsigned int mdd_sync_permission;
121 /* The dir object has been unlinked */
129 enum mdd_object_role {
138 struct md_object mod_obj;
143 unsigned long mod_flags;
144 #ifndef MDD_DISABLE_PDO_LOCK
145 struct dynlock mod_pdlock;
147 #ifdef CONFIG_LOCKDEP
148 /* "dep_map" name is assumed by lockdep.h macros. */
149 struct lockdep_map dep_map;
153 struct mdd_thread_info {
154 struct lu_fid mti_fid;
155 struct lu_fid mti_fid2; /* used for be & cpu converting */
156 struct lu_attr mti_la;
157 struct lu_attr mti_la_for_fix;
158 struct md_attr mti_ma;
159 struct obd_info mti_oi;
160 char mti_orph_key[NAME_MAX + 1];
161 struct obd_trans_info mti_oti;
162 struct lu_buf mti_buf;
163 struct lu_buf mti_big_buf; /* biggish persistent buf */
164 struct lu_name mti_name;
166 char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
167 struct dt_allocation_hint mti_hint;
168 struct lov_mds_md *mti_max_lmm;
169 int mti_max_lmm_size;
170 struct llog_cookie *mti_max_cookie;
171 int mti_max_cookie_size;
172 struct dt_object_format mti_dof;
173 struct obd_quotactl mti_oqctl;
176 extern const char orph_index_name[];
178 extern const struct dt_index_features orph_index_features;
180 struct lov_mds_md *mdd_max_lmm_get(const struct lu_env *env,
181 struct mdd_device *mdd);
183 struct llog_cookie *mdd_max_cookie_get(const struct lu_env *env,
184 struct mdd_device *mdd);
186 int mdd_init_obd(const struct lu_env *env, struct mdd_device *mdd,
187 struct lustre_cfg *cfg);
188 int mdd_fini_obd(const struct lu_env *env, struct mdd_device *mdd,
189 struct lustre_cfg *lcfg);
190 int __mdd_xattr_set(const struct lu_env *env, struct mdd_object *obj,
191 const struct lu_buf *buf, const char *name,
192 int fl, struct thandle *handle);
193 int mdd_xattr_set_txn(const struct lu_env *env, struct mdd_object *obj,
194 const struct lu_buf *buf, const char *name, int fl,
195 struct thandle *txn);
196 int mdd_lsm_sanity_check(const struct lu_env *env, struct mdd_object *obj);
197 int mdd_lov_set_md(const struct lu_env *env, struct mdd_object *pobj,
198 struct mdd_object *child, struct lov_mds_md *lmm,
199 int lmm_size, struct thandle *handle, int set_stripe);
200 int mdd_lov_create(const struct lu_env *env, struct mdd_device *mdd,
201 struct mdd_object *parent, struct mdd_object *child,
202 struct lov_mds_md **lmm, int *lmm_size,
203 const struct md_op_spec *spec, struct lu_attr *la);
204 int mdd_lov_objid_prepare(struct mdd_device *mdd, struct lov_mds_md *lmm);
205 int mdd_declare_lov_objid_update(const struct lu_env *, struct mdd_device *,
207 void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm);
208 void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
209 struct lov_mds_md *lmm, int lmm_size,
210 const struct md_op_spec *spec);
211 int mdd_file_lock(const struct lu_env *env, struct md_object *obj,
212 struct lov_mds_md *lmm, struct ldlm_extent *extent,
213 struct lustre_handle *lockh);
214 int mdd_file_unlock(const struct lu_env *env, struct md_object *obj,
215 struct lov_mds_md *lmm, struct lustre_handle *lockh);
216 int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
217 void *md, int *md_size, const char *name);
218 int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
219 void *md, int *md_size, const char *name);
220 int mdd_data_get(const struct lu_env *env, struct mdd_object *obj, void **data);
221 int mdd_la_get(const struct lu_env *env, struct mdd_object *obj,
222 struct lu_attr *la, struct lustre_capa *capa);
223 int mdd_attr_set_internal(const struct lu_env *env,
224 struct mdd_object *obj,
225 struct lu_attr *attr,
226 struct thandle *handle,
228 int mdd_attr_check_set_internal(const struct lu_env *env,
229 struct mdd_object *obj,
230 struct lu_attr *attr,
231 struct thandle *handle,
233 int mdd_declare_object_kill(const struct lu_env *env, struct mdd_object *obj,
234 struct md_attr *ma, struct thandle *handle);
235 int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
236 struct md_attr *ma, struct thandle *handle);
237 int mdd_iattr_get(const struct lu_env *env, struct mdd_object *mdd_obj,
239 int mdd_attr_get_internal(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);
263 int mdd_write_locked(const struct lu_env *env, struct mdd_object *obj);
265 void mdd_pdlock_init(struct mdd_object *obj);
266 unsigned long mdd_name2hash(const char *name);
267 void *mdd_pdo_write_lock(const struct lu_env *env, struct mdd_object *obj,
268 const char *name, enum mdd_object_role role);
269 void *mdd_pdo_read_lock(const struct lu_env *env, struct mdd_object *obj,
270 const char *name, enum mdd_object_role role);
271 void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
273 void mdd_pdo_read_unlock(const struct lu_env *env, struct mdd_object *obj,
276 int mdd_is_subdir(const struct lu_env *env, struct md_object *mo,
277 const struct lu_fid *fid, struct lu_fid *sfid);
278 void __mdd_ref_add(const struct lu_env *env, struct mdd_object *obj,
279 struct thandle *handle);
280 void __mdd_ref_del(const struct lu_env *env, struct mdd_object *obj,
281 struct thandle *handle, int is_dot);
282 int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
283 struct mdd_object *cobj, int check_perm, int check_nlink);
284 int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
285 const struct md_attr *ma);
286 int mdd_may_delete(const struct lu_env *env, struct mdd_object *pobj,
287 struct mdd_object *cobj, struct md_attr *ma,
288 int check_perm, int check_empty);
289 int mdd_unlink_sanity_check(const struct lu_env *env, struct mdd_object *pobj,
290 struct mdd_object *cobj, struct md_attr *ma);
291 int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
292 struct md_attr *ma, struct thandle *th);
293 int mdd_object_initialize(const struct lu_env *env, const struct lu_fid *pfid,
294 const struct lu_name *lname, struct mdd_object *child,
295 struct md_attr *ma, struct thandle *handle,
296 const struct md_op_spec *spec);
297 int mdd_link_sanity_check(const struct lu_env *env, struct mdd_object *tgt_obj,
298 const struct lu_name *lname, struct mdd_object *src_obj);
299 int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
300 int mdd_lookup(const struct lu_env *env,
301 struct md_object *pobj, const struct lu_name *lname,
302 struct lu_fid* fid, struct md_op_spec *spec);
303 struct lu_buf *mdd_links_get(const struct lu_env *env,
304 struct mdd_object *mdd_obj);
305 void mdd_lee_unpack(const struct link_ea_entry *lee, int *reclen,
306 struct lu_name *lname, struct lu_fid *pfid);
309 int mdd_declare_unlink_log(const struct lu_env *env, struct mdd_object *obj,
310 struct md_attr *ma, struct thandle *handle);
311 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
312 struct mdd_object *mdd_cobj, struct md_attr *ma);
314 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
315 const struct md_attr *ma,
316 struct lov_mds_md *lmm, int lmm_size,
317 struct llog_cookie *logcookies, int cookies_size);
319 int mdd_get_cookie_size(const struct lu_env *env, struct mdd_device *mdd,
320 struct lov_mds_md *lmm);
322 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
323 struct lov_mds_md *lmm, int lmm_size,
324 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_is_mnlink(struct mdd_object *obj)
580 return obj->mod_flags & MNLINK_OBJ;
583 static inline int mdd_object_exists(struct mdd_object *obj)
585 return lu_object_exists(mdd2lu_obj(obj));
588 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
590 return lu_object_fid(mdd2lu_obj(obj));
593 static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
594 const struct mdd_object *obj)
596 struct md_capainfo *ci = md_capainfo(env);
597 const struct lu_fid *fid = mdo2fid(obj);
600 /* NB: in mdt_init0 */
603 for (i = 0; i < MD_CAPAINFO_MAX; i++)
604 if (ci->mc_fid[i] && lu_fid_eq(ci->mc_fid[i], fid))
605 return ci->mc_capa[i];
609 static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
610 const struct mdd_object *obj,
611 struct lustre_capa *capa)
613 struct md_capainfo *ci = md_capainfo(env);
614 const struct lu_fid *fid = mdo2fid(obj);
616 LASSERT(offset >= 0 && offset <= MD_CAPAINFO_MAX);
617 /* NB: in mdt_init0 */
620 ci->mc_fid[offset] = fid;
621 ci->mc_capa[offset] = capa;
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 LASSERT(mdd_object_exists(obj));
679 return next->do_ops->do_attr_set(env, next, la, handle, capa);
682 static inline int mdo_xattr_get(const struct lu_env *env,struct mdd_object *obj,
683 struct lu_buf *buf, const char *name,
684 struct lustre_capa *capa)
686 struct dt_object *next = mdd_object_child(obj);
687 return next->do_ops->do_xattr_get(env, next, buf, name, capa);
690 static inline int mdo_declare_xattr_set(const struct lu_env *env,
691 struct mdd_object *obj,
692 const struct lu_buf *buf,
694 int fl, struct thandle *handle)
696 struct dt_object *next = mdd_object_child(obj);
697 return dt_declare_xattr_set(env, next, buf, name, fl, handle);
700 static inline int mdo_xattr_set(const struct lu_env *env,struct mdd_object *obj,
701 const struct lu_buf *buf, const char *name,
702 int fl, struct thandle *handle,
703 struct lustre_capa *capa)
705 struct dt_object *next = mdd_object_child(obj);
706 LASSERT(mdd_object_exists(obj));
707 return next->do_ops->do_xattr_set(env, next, buf, name, fl, handle,
711 static inline int mdo_declare_xattr_del(const struct lu_env *env,
712 struct mdd_object *obj,
714 struct thandle *handle)
716 struct dt_object *next = mdd_object_child(obj);
717 return dt_declare_xattr_del(env, next, name, handle);
720 static inline int mdo_xattr_del(const struct lu_env *env,struct mdd_object *obj,
721 const char *name, struct thandle *handle,
722 struct lustre_capa *capa)
724 struct dt_object *next = mdd_object_child(obj);
725 LASSERT(mdd_object_exists(obj));
726 return next->do_ops->do_xattr_del(env, next, name, handle, capa);
730 int mdo_xattr_list(const struct lu_env *env, struct mdd_object *obj,
731 struct lu_buf *buf, struct lustre_capa *capa)
733 struct dt_object *next = mdd_object_child(obj);
734 LASSERT(mdd_object_exists(obj));
735 return next->do_ops->do_xattr_list(env, next, buf, capa);
739 int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
740 const struct dt_index_features *feat)
742 struct dt_object *next = mdd_object_child(obj);
743 return next->do_ops->do_index_try(env, next, feat);
747 int mdo_declare_index_insert(const struct lu_env *env, struct mdd_object *obj,
748 const struct lu_fid *fid, const char *name,
749 struct thandle *handle)
751 struct dt_object *next = mdd_object_child(obj);
755 * if the object doesn't exist yet, then it's supposed to be created
756 * and declaration of the creation should be enough to insert ./..
758 if (mdd_object_exists(obj)) {
760 if (dt_try_as_dir(env, next))
761 rc = dt_declare_insert(env, next,
762 (struct dt_rec *)fid,
763 (const struct dt_key *)name,
771 int mdo_declare_index_delete(const struct lu_env *env, struct mdd_object *obj,
772 const char *name, struct thandle *handle)
774 struct dt_object *next = mdd_object_child(obj);
776 if (!dt_try_as_dir(env, next))
779 return dt_declare_delete(env, next, (const struct dt_key *)name,
783 static inline int mdo_declare_ref_add(const struct lu_env *env,
784 struct mdd_object *obj,
785 struct thandle *handle)
787 struct dt_object *next = mdd_object_child(obj);
788 return dt_declare_ref_add(env, next, handle);
791 static inline int mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
792 struct thandle *handle)
794 struct dt_object *next = mdd_object_child(obj);
795 LASSERT(mdd_object_exists(obj));
796 return next->do_ops->do_ref_add(env, next, handle);
799 static inline int mdo_declare_ref_del(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_del(env, next, handle);
807 static inline int mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
808 struct thandle *handle)
810 struct dt_object *next = mdd_object_child(obj);
811 LASSERT(mdd_object_exists(obj));
812 return next->do_ops->do_ref_del(env, next, handle);
816 int mdo_declare_create_obj(const struct lu_env *env, struct mdd_object *o,
817 struct lu_attr *attr,
818 struct dt_allocation_hint *hint,
819 struct dt_object_format *dof,
820 struct thandle *handle)
822 struct dt_object *next = mdd_object_child(o);
823 return next->do_ops->do_declare_create(env, next, attr, hint,
828 int mdo_create_obj(const struct lu_env *env, struct mdd_object *o,
829 struct lu_attr *attr,
830 struct dt_allocation_hint *hint,
831 struct dt_object_format *dof,
832 struct thandle *handle)
834 struct dt_object *next = mdd_object_child(o);
835 return next->do_ops->do_create(env, next, attr, hint, dof, handle);
839 int mdo_declare_destroy(const struct lu_env *env, struct mdd_object *o,
840 struct thandle *handle)
842 struct dt_object *next = mdd_object_child(o);
843 return dt_declare_destroy(env, next, handle);
847 int mdo_destroy(const struct lu_env *env, struct mdd_object *o,
848 struct thandle *handle)
850 struct dt_object *next = mdd_object_child(o);
851 return dt_destroy(env, next, handle);
854 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
855 struct mdd_object *obj,
856 struct lustre_capa *old,
859 struct dt_object *next = mdd_object_child(obj);
860 LASSERT(mdd_object_exists(obj));
861 return next->do_ops->do_capa_get(env, next, old, opc);