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>
46 #include <md_object.h>
47 #include <dt_object.h>
48 #include <lustre_fsfilt.h>
49 #include <lustre/lustre_lfsck_user.h>
50 #include <lustre_fid.h>
51 #include <lustre_capa.h>
52 #include <lprocfs_status.h>
53 #include <lustre_log.h>
55 /* PDO lock is unnecessary for current MDT stack because operations
56 * are already protected by ldlm lock */
57 #define MDD_DISABLE_PDO_LOCK 1
60 /** changelog is recording */
61 #define CLM_ON 0x00001
62 /** internal error prevented changelogs from starting */
63 #define CLM_ERR 0x00002
65 /** changelogs turned on */
66 #define CLM_START 0x10000
67 /** changelogs turned off */
68 #define CLM_FINI 0x20000
69 /** some changelog records purged */
70 #define CLM_PURGE 0x40000
72 struct mdd_changelog {
73 cfs_spinlock_t mc_lock; /* for index */
78 cfs_spinlock_t mc_user_lock;
82 /** Objects in .lustre dir */
83 struct mdd_dot_lustre_objs {
84 struct mdd_object *mdd_obf;
87 extern const char lfsck_bookmark_name[];
91 cfs_spinlock_t ml_lock;
92 struct ptlrpc_thread ml_thread;
93 struct dt_object *ml_bookmark_obj;
94 struct dt_object *ml_it_obj;
96 /* Arguments for low layer iteration. */
99 /* Raw value for LFSCK speed limit. */
100 __u32 ml_speed_limit;
102 /* Schedule for every N objects. */
105 /* Sleep N jiffies for each schedule. */
108 unsigned int ml_paused:1; /* The lfsck is paused. */
112 struct md_device mdd_md_dev;
113 struct obd_export *mdd_child_exp;
114 struct dt_device *mdd_child;
115 struct lu_fid mdd_root_fid;
116 struct dt_device_param mdd_dt_conf;
117 struct dt_object *mdd_orphans; /* PENDING directory */
118 struct dt_object *mdd_capa;
119 cfs_proc_dir_entry_t *mdd_proc_entry;
120 struct lprocfs_stats *mdd_stats;
121 struct mdd_changelog mdd_cl;
122 unsigned long mdd_atime_diff;
123 struct mdd_object *mdd_dot_lustre;
124 struct mdd_dot_lustre_objs mdd_dot_lustre_objs;
125 struct md_lfsck mdd_lfsck;
126 unsigned int mdd_sync_permission;
131 /* The dir object has been unlinked */
138 enum mdd_object_role {
147 struct md_object mod_obj;
152 unsigned long mod_flags;
153 #ifndef MDD_DISABLE_PDO_LOCK
154 struct dynlock mod_pdlock;
156 #ifdef CONFIG_LOCKDEP
157 /* "dep_map" name is assumed by lockdep.h macros. */
158 struct lockdep_map dep_map;
162 struct mdd_thread_info {
163 struct lu_fid mti_fid;
164 struct lu_fid mti_fid2; /* used for be & cpu converting */
165 struct lu_attr mti_la;
166 struct lu_attr mti_la_for_fix;
167 struct lu_attr mti_pattr;
168 struct lu_attr mti_cattr;
169 struct md_attr mti_ma;
170 struct obd_info mti_oi;
171 /* mti_orph_ent and mti_orph_key must be conjoint,
172 * then mti_orph_ent::lde_name will be mti_orph_key. */
173 struct lu_dirent mti_orph_ent;
174 char mti_orph_key[NAME_MAX + 1];
175 struct obd_trans_info mti_oti;
176 struct lu_buf mti_buf;
177 struct lu_buf mti_big_buf; /* biggish persistent buf */
178 struct lu_name mti_name;
180 char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
181 struct dt_allocation_hint mti_hint;
182 struct lov_mds_md *mti_max_lmm;
183 int mti_max_lmm_size;
184 struct llog_cookie *mti_max_cookie;
185 int mti_max_cookie_size;
186 struct dt_object_format mti_dof;
187 struct obd_quotactl mti_oqctl;
190 extern const char orph_index_name[];
192 extern const struct dt_index_features orph_index_features;
194 struct lov_mds_md *mdd_max_lmm_buffer(const struct lu_env *env, int size);
195 struct lov_mds_md *mdd_max_lmm_get(const struct lu_env *env,
196 struct mdd_device *mdd);
198 struct llog_cookie *mdd_max_cookie_get(const struct lu_env *env,
199 struct mdd_device *mdd);
201 int mdd_init_obd(const struct lu_env *env, struct mdd_device *mdd,
202 struct lustre_cfg *cfg);
203 int mdd_fini_obd(const struct lu_env *env, struct mdd_device *mdd,
204 struct lustre_cfg *lcfg);
205 int __mdd_xattr_set(const struct lu_env *env, struct mdd_object *obj,
206 const struct lu_buf *buf, const char *name,
207 int fl, struct thandle *handle);
208 int mdd_xattr_set_txn(const struct lu_env *env, struct mdd_object *obj,
209 const struct lu_buf *buf, const char *name, int fl,
210 struct thandle *txn);
211 int mdd_lsm_sanity_check(const struct lu_env *env, struct mdd_object *obj);
212 int mdd_lov_set_md(const struct lu_env *env, struct mdd_object *pobj,
213 struct mdd_object *child, struct lov_mds_md *lmm,
214 int lmm_size, struct thandle *handle, int set_stripe);
215 int mdd_lov_create(const struct lu_env *env, struct mdd_device *mdd,
216 struct mdd_object *parent, struct mdd_object *child,
217 struct lov_mds_md **lmm, int *lmm_size,
218 const struct md_op_spec *spec, struct md_attr *ma);
219 int mdd_lov_objid_prepare(struct mdd_device *mdd, struct lov_mds_md *lmm);
220 int mdd_declare_lov_objid_update(const struct lu_env *, struct mdd_device *,
222 void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm);
223 void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
224 struct lov_mds_md *lmm, int lmm_size,
225 const struct md_op_spec *spec);
226 int mdd_file_lock(const struct lu_env *env, struct md_object *obj,
227 struct lov_mds_md *lmm, struct ldlm_extent *extent,
228 struct lustre_handle *lockh);
229 int mdd_file_unlock(const struct lu_env *env, struct md_object *obj,
230 struct lov_mds_md *lmm, struct lustre_handle *lockh);
231 int mdd_lum_lmm_cmp(const struct lu_env *env, struct md_object *cobj,
232 const struct md_op_spec *spec, struct md_attr *ma);
233 int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
234 void *md, int *md_size, const char *name);
235 int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
236 void *md, int *md_size, const char *name);
237 int mdd_data_get(const struct lu_env *env, struct mdd_object *obj, void **data);
238 int mdd_la_get(const struct lu_env *env, struct mdd_object *obj,
239 struct lu_attr *la, struct lustre_capa *capa);
240 int mdd_attr_get(const struct lu_env *env, struct md_object *obj,
242 int mdd_attr_set(const struct lu_env *env, struct md_object *obj,
243 const struct md_attr *ma);
244 int mdd_attr_set_internal(const struct lu_env *env,
245 struct mdd_object *obj,
246 struct lu_attr *attr,
247 struct thandle *handle,
249 int mdd_attr_check_set_internal(const struct lu_env *env,
250 struct mdd_object *obj,
251 struct lu_attr *attr,
252 struct thandle *handle,
254 int mdd_declare_object_kill(const struct lu_env *env, struct mdd_object *obj,
255 struct md_attr *ma, struct thandle *handle);
256 int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
257 struct md_attr *ma, struct thandle *handle);
258 int mdd_iattr_get(const struct lu_env *env, struct mdd_object *mdd_obj,
260 int mdd_object_create_internal(const struct lu_env *env, struct mdd_object *p,
261 struct mdd_object *c, struct lu_attr *attr,
262 struct thandle *handle,
263 const struct md_op_spec *spec);
264 int mdd_attr_check_set_internal_locked(const struct lu_env *env,
265 struct mdd_object *obj,
266 struct lu_attr *attr,
267 struct thandle *handle,
269 int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
273 void mdd_write_lock(const struct lu_env *env, struct mdd_object *obj,
274 enum mdd_object_role role);
275 void mdd_read_lock(const struct lu_env *env, struct mdd_object *obj,
276 enum mdd_object_role role);
277 void mdd_write_unlock(const struct lu_env *env, struct mdd_object *obj);
278 void mdd_read_unlock(const struct lu_env *env, struct mdd_object *obj);
279 int mdd_write_locked(const struct lu_env *env, struct mdd_object *obj);
281 void mdd_pdlock_init(struct mdd_object *obj);
282 unsigned long mdd_name2hash(const char *name);
283 void *mdd_pdo_write_lock(const struct lu_env *env, struct mdd_object *obj,
284 const char *name, enum mdd_object_role role);
285 void *mdd_pdo_read_lock(const struct lu_env *env, struct mdd_object *obj,
286 const char *name, enum mdd_object_role role);
287 void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
289 void mdd_pdo_read_unlock(const struct lu_env *env, struct mdd_object *obj,
292 int mdd_is_subdir(const struct lu_env *env, struct md_object *mo,
293 const struct lu_fid *fid, struct lu_fid *sfid);
294 int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
295 struct mdd_object *cobj, int check_perm, int check_nlink);
296 int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
297 const struct lu_attr *attr);
298 int mdd_may_delete(const struct lu_env *env, struct mdd_object *pobj,
299 struct mdd_object *cobj, struct lu_attr *cattr,
300 struct lu_attr *src_attr, int check_perm, int check_empty);
301 int mdd_unlink_sanity_check(const struct lu_env *env, struct mdd_object *pobj,
302 struct mdd_object *cobj, struct lu_attr *cattr);
303 int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
304 struct md_attr *ma, struct thandle *th);
305 int mdd_object_initialize(const struct lu_env *env, const struct lu_fid *pfid,
306 const struct lu_name *lname, struct mdd_object *child,
307 struct lu_attr *attr, struct thandle *handle,
308 const struct md_op_spec *spec);
309 int mdd_link_sanity_check(const struct lu_env *env, struct mdd_object *tgt_obj,
310 const struct lu_name *lname, struct mdd_object *src_obj);
311 int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
312 int mdd_lookup(const struct lu_env *env,
313 struct md_object *pobj, const struct lu_name *lname,
314 struct lu_fid* fid, struct md_op_spec *spec);
315 struct lu_buf *mdd_links_get(const struct lu_env *env,
316 struct mdd_object *mdd_obj);
317 void mdd_lee_unpack(const struct link_ea_entry *lee, int *reclen,
318 struct lu_name *lname, struct lu_fid *pfid);
321 int mdd_declare_unlink_log(const struct lu_env *env, struct mdd_object *obj,
322 struct md_attr *ma, struct thandle *handle);
323 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
324 struct mdd_object *mdd_cobj, struct md_attr *ma);
326 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
327 const struct md_attr *ma,
328 struct lov_mds_md *lmm, int lmm_size,
329 struct llog_cookie *logcookies, int cookies_size);
331 int mdd_get_cookie_size(const struct lu_env *env, struct mdd_device *mdd,
332 struct lov_mds_md *lmm);
334 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
335 struct lov_mds_md *lmm, int lmm_size,
336 struct llog_cookie *logcookies);
338 int mdd_lovobj_unlink(const struct lu_env *env, struct mdd_device *mdd,
339 struct mdd_object *obj, struct lu_attr *la,
340 struct md_attr *ma, int log_unlink);
342 struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
344 struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
345 const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
346 const void *area, ssize_t len);
348 int __mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
349 int __mdd_orphan_add(const struct lu_env *, struct mdd_object *,
351 int __mdd_orphan_del(const struct lu_env *, struct mdd_object *,
353 int orph_index_init(const struct lu_env *env, struct mdd_device *mdd);
354 void orph_index_fini(const struct lu_env *env, struct mdd_device *mdd);
355 int orph_declare_index_insert(const struct lu_env *, struct mdd_object *,
357 int orph_declare_index_delete(const struct lu_env *, struct mdd_object *,
361 void lprocfs_mdd_init_vars(struct lprocfs_static_vars *lvars);
362 int mdd_procfs_init(struct mdd_device *mdd, const char *name);
363 int mdd_procfs_fini(struct mdd_device *mdd);
364 void mdd_lprocfs_time_start(const struct lu_env *env);
365 void mdd_lprocfs_time_end(const struct lu_env *env,
366 struct mdd_device *mdd, int op);
369 int mdd_get_flags(const struct lu_env *env, struct mdd_object *obj);
370 struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
371 int mdd_buf_grow(const struct lu_env *env, ssize_t len);
372 void mdd_buf_put(struct lu_buf *buf);
374 extern const struct md_dir_operations mdd_dir_ops;
375 extern const struct md_object_operations mdd_obj_ops;
377 int accmode(const struct lu_env *env, struct lu_attr *la, int flags);
378 extern struct lu_context_key mdd_thread_key;
379 extern const struct lu_device_operations mdd_lu_ops;
381 struct mdd_object *mdd_object_find(const struct lu_env *env,
382 struct mdd_device *d,
383 const struct lu_fid *f);
384 int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm);
385 int mdd_readpage(const struct lu_env *env, struct md_object *obj,
386 const struct lu_rdpg *rdpg);
387 int mdd_declare_llog_record(const struct lu_env *env, struct mdd_device *mdd,
388 int reclen, struct thandle *handle);
389 int mdd_declare_changelog_store(const struct lu_env *env,
390 struct mdd_device *mdd,
391 const struct lu_name *fname,
392 struct thandle *handle);
393 int mdd_changelog(const struct lu_env *env, enum changelog_rec_type type,
394 int flags, struct md_object *obj);
395 int mdd_declare_object_create_internal(const struct lu_env *env,
396 struct mdd_object *p,
397 struct mdd_object *c,
398 struct lu_attr *attr,
399 struct thandle *handle,
400 const struct md_op_spec *spec);
403 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
404 struct mdd_object *obj, struct lu_attr *la);
406 void mdd_object_make_hint(const struct lu_env *env, struct mdd_object *parent,
407 struct mdd_object *child, struct lu_attr *attr);
409 static inline void mdd_object_put(const struct lu_env *env,
410 struct mdd_object *o)
412 lu_object_put(env, &o->mod_obj.mo_lu);
415 struct thandle *mdd_trans_create(const struct lu_env *env,
416 struct mdd_device *mdd);
417 int mdd_trans_start(const struct lu_env *env, struct mdd_device *mdd,
419 void mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
420 int rc, struct thandle *handle);
421 int mdd_txn_stop_cb(const struct lu_env *env, struct thandle *txn,
423 int mdd_txn_start_cb(const struct lu_env *env, struct thandle *,
427 void mdd_lfsck_set_speed(struct md_lfsck *lfsck, __u32 limit);
428 int mdd_lfsck_start(const struct lu_env *env, struct md_lfsck *lfsck,
429 struct lfsck_start *start);
430 int mdd_lfsck_stop(const struct lu_env *env, struct md_lfsck *lfsck);
431 int mdd_lfsck_setup(const struct lu_env *env, struct mdd_device *mdd);
432 void mdd_lfsck_cleanup(const struct lu_env *env, struct mdd_device *mdd);
435 struct lu_object *mdd_object_alloc(const struct lu_env *env,
436 const struct lu_object_header *hdr,
437 struct lu_device *d);
438 struct llog_changelog_rec;
439 int mdd_changelog_llog_write(struct mdd_device *mdd,
440 struct llog_changelog_rec *rec,
441 struct thandle *handle);
442 int mdd_changelog_ext_llog_write(struct mdd_device *mdd,
443 struct llog_changelog_ext_rec *rec,
444 struct thandle *handle);
445 int mdd_changelog_llog_cancel(const struct lu_env *env, struct mdd_device *mdd,
447 int mdd_changelog_write_header(struct mdd_device *mdd, int markerflags);
448 int mdd_changelog_on(struct mdd_device *mdd, int on);
450 /* mdd_permission.c */
451 #define mdd_cap_t(x) (x)
453 #define MDD_CAP_TO_MASK(x) (1 << (x))
455 #define mdd_cap_raised(c, flag) (mdd_cap_t(c) & MDD_CAP_TO_MASK(flag))
457 /* capable() is copied from linux kernel! */
458 static inline int mdd_capable(struct md_ucred *uc, cfs_cap_t cap)
460 if (mdd_cap_raised(uc->mu_cap, cap))
465 int mdd_acl_chmod(const struct lu_env *env, struct mdd_object *o, __u32 mode,
466 struct thandle *handle);
467 int __mdd_declare_acl_init(const struct lu_env *env, struct mdd_object *obj,
468 int is_dir, struct thandle *handle);
469 int mdd_acl_set(const struct lu_env *env, struct mdd_object *obj,
470 const struct lu_buf *buf, int fl);
471 int __mdd_acl_init(const struct lu_env *env, struct mdd_object *obj,
472 struct lu_buf *buf, __u32 *mode, struct thandle *handle);
473 int __mdd_permission_internal(const struct lu_env *env, struct mdd_object *obj,
474 struct lu_attr *la, int mask, int role);
475 int mdd_permission(const struct lu_env *env,
476 struct md_object *pobj, struct md_object *cobj,
477 struct md_attr *ma, int mask);
478 int mdd_capa_get(const struct lu_env *env, struct md_object *obj,
479 struct lustre_capa *capa, int renewal);
481 static inline int lu_device_is_mdd(struct lu_device *d)
483 return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdd_lu_ops);
486 static inline struct mdd_device* lu2mdd_dev(struct lu_device *d)
488 LASSERT(lu_device_is_mdd(d));
489 return container_of0(d, struct mdd_device, mdd_md_dev.md_lu_dev);
492 static inline struct lu_device *mdd2lu_dev(struct mdd_device *d)
494 return (&d->mdd_md_dev.md_lu_dev);
497 static inline struct mdd_object *lu2mdd_obj(struct lu_object *o)
499 LASSERT(ergo(o != NULL, lu_device_is_mdd(o->lo_dev)));
500 return container_of0(o, struct mdd_object, mod_obj.mo_lu);
503 static inline struct mdd_device* mdo2mdd(struct md_object *mdo)
505 return lu2mdd_dev(mdo->mo_lu.lo_dev);
508 static inline struct mdd_object* md2mdd_obj(struct md_object *mdo)
510 return container_of0(mdo, struct mdd_object, mod_obj);
513 static inline const struct dt_device_operations *
514 mdd_child_ops(struct mdd_device *d)
516 return d->mdd_child->dd_ops;
519 static inline struct lu_object *mdd2lu_obj(struct mdd_object *obj)
521 return &obj->mod_obj.mo_lu;
524 static inline struct dt_object* mdd_object_child(struct mdd_object *o)
526 return container_of0(lu_object_next(mdd2lu_obj(o)),
527 struct dt_object, do_lu);
530 static inline struct obd_device *mdd2obd_dev(struct mdd_device *mdd)
532 return (mdd->mdd_md_dev.md_lu_dev.ld_obd);
535 static inline struct mdd_device *mdd_obj2mdd_dev(struct mdd_object *obj)
537 return mdo2mdd(&obj->mod_obj);
540 static inline const struct lu_fid *mdo2fid(const struct mdd_object *obj)
542 return lu_object_fid(&obj->mod_obj.mo_lu);
545 static inline int mdd_object_obf(const struct mdd_object *obj)
547 return lu_fid_eq(mdo2fid(obj), &LU_OBF_FID);
550 static inline cfs_umode_t mdd_object_type(const struct mdd_object *obj)
552 return lu_object_attr(&obj->mod_obj.mo_lu);
555 static inline int mdd_lov_mdsize(const struct lu_env *env,
556 struct mdd_device *mdd)
558 struct obd_device *obd = mdd2obd_dev(mdd);
559 return obd->u.mds.mds_max_mdsize;
562 static inline int mdd_lov_cookiesize(const struct lu_env *env,
563 struct mdd_device *mdd)
565 struct obd_device *obd = mdd2obd_dev(mdd);
566 return obd->u.mds.mds_max_cookiesize;
569 static inline int mdd_is_immutable(struct mdd_object *obj)
571 return obj->mod_flags & IMMUTE_OBJ;
574 static inline int mdd_is_dead_obj(struct mdd_object *obj)
576 return obj && obj->mod_flags & DEAD_OBJ;
579 static inline int mdd_is_append(struct mdd_object *obj)
581 return obj->mod_flags & APPEND_OBJ;
584 static inline int mdd_object_exists(struct mdd_object *obj)
586 return lu_object_exists(mdd2lu_obj(obj));
589 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
591 return lu_object_fid(mdd2lu_obj(obj));
594 static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
595 const struct mdd_object *obj)
597 struct md_capainfo *ci = md_capainfo(env);
598 const struct lu_fid *fid = mdo2fid(obj);
601 /* NB: in mdt_init0 */
604 for (i = 0; i < MD_CAPAINFO_MAX; i++)
605 if (lu_fid_eq(&ci->mc_fid[i], fid))
606 return ci->mc_capa[i];
610 static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
611 const struct mdd_object *obj,
612 struct lustre_capa *capa)
614 struct md_capainfo *ci = md_capainfo(env);
615 const struct lu_fid *fid = mdo2fid(obj);
617 LASSERT(offset >= 0 && offset < MD_CAPAINFO_MAX);
618 /* NB: in mdt_init0 */
621 ci->mc_fid[offset] = *fid;
622 ci->mc_capa[offset] = capa;
625 static inline const char *mdd_obj_dev_name(const struct mdd_object *obj)
627 return lu_dev_name(obj->mod_obj.mo_lu.lo_dev);
630 #define MAX_ATIME_DIFF 60
636 static inline int mdd_permission_internal(const struct lu_env *env,
637 struct mdd_object *obj,
638 struct lu_attr *la, int mask)
640 return __mdd_permission_internal(env, obj, la, mask, -1);
643 static inline int mdd_permission_internal_locked(const struct lu_env *env,
644 struct mdd_object *obj,
645 struct lu_attr *la, int mask,
646 enum mdd_object_role role)
648 return __mdd_permission_internal(env, obj, la, mask, role);
651 static inline int mdo_data_get(const struct lu_env *env,
652 struct mdd_object *obj,
655 struct dt_object *next = mdd_object_child(obj);
656 next->do_ops->do_data_get(env, next, data);
660 /* mdd inline func for calling osd_dt_object ops */
661 static inline int mdo_attr_get(const struct lu_env *env, struct mdd_object *obj,
662 struct lu_attr *la, struct lustre_capa *capa)
664 struct dt_object *next = mdd_object_child(obj);
665 return next->do_ops->do_attr_get(env, next, la, capa);
668 static inline int mdo_declare_attr_set(const struct lu_env *env,
669 struct mdd_object *obj,
670 const struct lu_attr *la,
671 struct thandle *handle)
673 struct dt_object *next = mdd_object_child(obj);
674 return dt_declare_attr_set(env, next, la, handle);
677 static inline int mdo_attr_set(const struct lu_env *env,
678 struct mdd_object *obj,
679 const struct lu_attr *la,
680 struct thandle *handle,
681 struct lustre_capa *capa)
683 struct dt_object *next = mdd_object_child(obj);
684 if (mdd_object_exists(obj) == 0) {
685 CERROR("%s: object "DFID" not found: rc = -2\n",
686 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
689 return next->do_ops->do_attr_set(env, next, la, handle, capa);
692 static inline int mdo_xattr_get(const struct lu_env *env,struct mdd_object *obj,
693 struct lu_buf *buf, const char *name,
694 struct lustre_capa *capa)
696 struct dt_object *next = mdd_object_child(obj);
697 return next->do_ops->do_xattr_get(env, next, buf, name, capa);
700 static inline int mdo_declare_xattr_set(const struct lu_env *env,
701 struct mdd_object *obj,
702 const struct lu_buf *buf,
704 int fl, struct thandle *handle)
706 struct dt_object *next = mdd_object_child(obj);
707 return dt_declare_xattr_set(env, next, buf, name, fl, handle);
710 static inline int mdo_xattr_set(const struct lu_env *env,struct mdd_object *obj,
711 const struct lu_buf *buf, const char *name,
712 int fl, struct thandle *handle,
713 struct lustre_capa *capa)
715 struct dt_object *next = mdd_object_child(obj);
716 if (mdd_object_exists(obj) == 0) {
717 CERROR("%s: object "DFID" not found: rc = -2\n",
718 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
721 return next->do_ops->do_xattr_set(env, next, buf, name, fl, handle,
725 static inline int mdo_declare_xattr_del(const struct lu_env *env,
726 struct mdd_object *obj,
728 struct thandle *handle)
730 struct dt_object *next = mdd_object_child(obj);
731 return dt_declare_xattr_del(env, next, name, handle);
734 static inline int mdo_xattr_del(const struct lu_env *env,struct mdd_object *obj,
735 const char *name, struct thandle *handle,
736 struct lustre_capa *capa)
738 struct dt_object *next = mdd_object_child(obj);
739 if (mdd_object_exists(obj) == 0) {
740 CERROR("%s: object "DFID" not found: rc = -2\n",
741 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
744 return next->do_ops->do_xattr_del(env, next, name, handle, capa);
748 int mdo_xattr_list(const struct lu_env *env, struct mdd_object *obj,
749 struct lu_buf *buf, struct lustre_capa *capa)
751 struct dt_object *next = mdd_object_child(obj);
752 if (mdd_object_exists(obj) == 0) {
753 CERROR("%s: object "DFID" not found: rc = -2\n",
754 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
757 return next->do_ops->do_xattr_list(env, next, buf, capa);
761 int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
762 const struct dt_index_features *feat)
764 struct dt_object *next = mdd_object_child(obj);
765 return next->do_ops->do_index_try(env, next, feat);
769 int mdo_declare_index_insert(const struct lu_env *env, struct mdd_object *obj,
770 const struct lu_fid *fid, const char *name,
771 struct thandle *handle)
773 struct dt_object *next = mdd_object_child(obj);
777 * if the object doesn't exist yet, then it's supposed to be created
778 * and declaration of the creation should be enough to insert ./..
780 if (mdd_object_exists(obj)) {
782 if (dt_try_as_dir(env, next))
783 rc = dt_declare_insert(env, next,
784 (struct dt_rec *)fid,
785 (const struct dt_key *)name,
793 int mdo_declare_index_delete(const struct lu_env *env, struct mdd_object *obj,
794 const char *name, struct thandle *handle)
796 struct dt_object *next = mdd_object_child(obj);
798 if (!dt_try_as_dir(env, next))
801 return dt_declare_delete(env, next, (const struct dt_key *)name,
805 static inline int mdo_declare_ref_add(const struct lu_env *env,
806 struct mdd_object *obj,
807 struct thandle *handle)
809 struct dt_object *next = mdd_object_child(obj);
810 return dt_declare_ref_add(env, next, handle);
813 static inline int mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
814 struct thandle *handle)
816 struct dt_object *next = mdd_object_child(obj);
817 if (mdd_object_exists(obj) == 0) {
818 CERROR("%s: object "DFID" not found: rc = -2\n",
819 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
822 return next->do_ops->do_ref_add(env, next, handle);
825 static inline int mdo_declare_ref_del(const struct lu_env *env,
826 struct mdd_object *obj,
827 struct thandle *handle)
829 struct dt_object *next = mdd_object_child(obj);
830 return dt_declare_ref_del(env, next, handle);
833 static inline int mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
834 struct thandle *handle)
836 struct dt_object *next = mdd_object_child(obj);
837 if (mdd_object_exists(obj) == 0) {
838 CERROR("%s: object "DFID" not found: rc = -2\n",
839 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
842 return next->do_ops->do_ref_del(env, next, handle);
846 int mdo_declare_create_obj(const struct lu_env *env, struct mdd_object *o,
847 struct lu_attr *attr,
848 struct dt_allocation_hint *hint,
849 struct dt_object_format *dof,
850 struct thandle *handle)
852 struct dt_object *next = mdd_object_child(o);
853 return next->do_ops->do_declare_create(env, next, attr, hint,
858 int mdo_create_obj(const struct lu_env *env, struct mdd_object *o,
859 struct lu_attr *attr,
860 struct dt_allocation_hint *hint,
861 struct dt_object_format *dof,
862 struct thandle *handle)
864 struct dt_object *next = mdd_object_child(o);
865 return next->do_ops->do_create(env, next, attr, hint, dof, handle);
869 int mdo_declare_destroy(const struct lu_env *env, struct mdd_object *o,
870 struct thandle *handle)
872 struct dt_object *next = mdd_object_child(o);
873 return dt_declare_destroy(env, next, handle);
877 int mdo_destroy(const struct lu_env *env, struct mdd_object *o,
878 struct thandle *handle)
880 struct dt_object *next = mdd_object_child(o);
881 return dt_destroy(env, next, handle);
884 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
885 struct mdd_object *obj,
886 struct lustre_capa *old,
889 struct dt_object *next = mdd_object_child(obj);
890 if (mdd_object_exists(obj) == 0) {
891 CERROR("%s: object "DFID" not found: rc = -2\n",
892 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
893 return ERR_PTR(-ENOENT);
895 return next->do_ops->do_capa_get(env, next, old, opc);