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>
55 #include <lustre/lustre_lfsck_user.h>
57 #ifdef HAVE_QUOTA_SUPPORT
59 extern quota_interface_t *mds_quota_interface_ref;
61 static inline void mdd_quota_wrapper(struct lu_attr *la, unsigned int *qids)
63 qids[USRQUOTA] = la->la_uid;
64 qids[GRPQUOTA] = la->la_gid;
68 /* PDO lock is unnecessary for current MDT stack because operations
69 * are already protected by ldlm lock */
70 #define MDD_DISABLE_PDO_LOCK 1
73 /** changelog is recording */
74 #define CLM_ON 0x00001
75 /** internal error prevented changelogs from starting */
76 #define CLM_ERR 0x00002
78 /** changelogs turned on */
79 #define CLM_START 0x10000
80 /** changelogs turned off */
81 #define CLM_FINI 0x20000
82 /** some changelog records purged */
83 #define CLM_PURGE 0x40000
85 struct mdd_changelog {
86 cfs_spinlock_t mc_lock; /* for index */
91 cfs_spinlock_t mc_user_lock;
95 /** Objects in .lustre dir */
96 struct mdd_dot_lustre_objs {
97 struct mdd_object *mdd_obf;
100 extern const char lfsck_bookmark_name[];
103 cfs_mutex_t ml_mutex;
104 cfs_spinlock_t ml_lock;
105 struct ptlrpc_thread ml_thread;
106 struct dt_object *ml_bookmark_obj;
107 struct dt_object *ml_it_obj;
108 __u32 ml_new_scanned;
109 /* Arguments for low layer iteration. */
112 /* Raw value for LFSCK speed limit. */
113 __u32 ml_speed_limit;
115 /* Schedule for every N objects. */
118 /* Sleep N jiffies for each schedule. */
124 struct md_device mdd_md_dev;
125 struct dt_device *mdd_child;
126 struct obd_device *mdd_obd_dev;
127 struct lu_fid mdd_root_fid;
128 struct dt_device_param mdd_dt_conf;
129 struct dt_object *mdd_orphans; /* PENDING directory */
130 struct dt_object *mdd_capa;
131 struct dt_txn_callback mdd_txn_cb;
132 cfs_proc_dir_entry_t *mdd_proc_entry;
133 struct lprocfs_stats *mdd_stats;
134 struct mdd_changelog mdd_cl;
135 unsigned long mdd_atime_diff;
136 struct mdd_object *mdd_dot_lustre;
137 struct mdd_dot_lustre_objs mdd_dot_lustre_objs;
138 struct md_lfsck mdd_lfsck;
139 unsigned int mdd_sync_permission;
143 /* The dir object has been unlinked */
150 enum mdd_object_role {
159 struct md_object mod_obj;
164 unsigned long mod_flags;
165 #ifndef MDD_DISABLE_PDO_LOCK
166 struct dynlock mod_pdlock;
168 #ifdef CONFIG_LOCKDEP
169 /* "dep_map" name is assumed by lockdep.h macros. */
170 struct lockdep_map dep_map;
174 struct mdd_thread_info {
175 struct lu_fid mti_fid;
176 struct lu_fid mti_fid2; /* used for be & cpu converting */
177 struct lu_attr mti_la;
178 struct lu_attr mti_la_for_fix;
179 struct md_attr mti_ma;
180 struct obd_info mti_oi;
181 /* mti_orph_ent and mti_orph_key must be conjoint,
182 * then mti_orph_ent::lde_name will be mti_orph_key. */
183 struct lu_dirent mti_orph_ent;
184 char mti_orph_key[NAME_MAX + 1];
185 struct obd_trans_info mti_oti;
186 struct lu_buf mti_buf;
187 struct lu_buf mti_big_buf; /* biggish persistent buf */
188 struct lu_name mti_name;
190 char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
191 struct dt_allocation_hint mti_hint;
192 struct lov_mds_md *mti_max_lmm;
193 int mti_max_lmm_size;
194 struct llog_cookie *mti_max_cookie;
195 int mti_max_cookie_size;
196 struct dt_object_format mti_dof;
197 struct obd_quotactl mti_oqctl;
200 extern const char orph_index_name[];
202 extern const struct dt_index_features orph_index_features;
204 struct lov_mds_md *mdd_max_lmm_buffer(const struct lu_env *env, int size);
205 struct lov_mds_md *mdd_max_lmm_get(const struct lu_env *env,
206 struct mdd_device *mdd);
208 struct llog_cookie *mdd_max_cookie_get(const struct lu_env *env,
209 struct mdd_device *mdd);
211 int mdd_init_obd(const struct lu_env *env, struct mdd_device *mdd,
212 struct lustre_cfg *cfg);
213 int mdd_fini_obd(const struct lu_env *env, struct mdd_device *mdd,
214 struct lustre_cfg *lcfg);
215 int __mdd_xattr_set(const struct lu_env *env, struct mdd_object *obj,
216 const struct lu_buf *buf, const char *name,
217 int fl, struct thandle *handle);
218 int mdd_xattr_set_txn(const struct lu_env *env, struct mdd_object *obj,
219 const struct lu_buf *buf, const char *name, int fl,
220 struct thandle *txn);
221 int mdd_lsm_sanity_check(const struct lu_env *env, struct mdd_object *obj);
222 int mdd_lov_set_md(const struct lu_env *env, struct mdd_object *pobj,
223 struct mdd_object *child, struct lov_mds_md *lmm,
224 int lmm_size, struct thandle *handle, int set_stripe);
225 int mdd_lov_create(const struct lu_env *env, struct mdd_device *mdd,
226 struct mdd_object *parent, struct mdd_object *child,
227 struct lov_mds_md **lmm, int *lmm_size,
228 const struct md_op_spec *spec, struct md_attr *ma);
229 int mdd_lov_objid_prepare(struct mdd_device *mdd, struct lov_mds_md *lmm);
230 int mdd_declare_lov_objid_update(const struct lu_env *, struct mdd_device *,
232 void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm);
233 void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
234 struct lov_mds_md *lmm, int lmm_size,
235 const struct md_op_spec *spec);
236 int mdd_file_lock(const struct lu_env *env, struct md_object *obj,
237 struct lov_mds_md *lmm, struct ldlm_extent *extent,
238 struct lustre_handle *lockh);
239 int mdd_file_unlock(const struct lu_env *env, struct md_object *obj,
240 struct lov_mds_md *lmm, struct lustre_handle *lockh);
241 int mdd_lum_lmm_cmp(const struct lu_env *env, struct md_object *cobj,
242 const struct md_op_spec *spec, struct md_attr *ma);
243 int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
244 void *md, int *md_size, const char *name);
245 int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
246 void *md, int *md_size, const char *name);
247 int mdd_data_get(const struct lu_env *env, struct mdd_object *obj, void **data);
248 int mdd_la_get(const struct lu_env *env, struct mdd_object *obj,
249 struct lu_attr *la, struct lustre_capa *capa);
250 int mdd_attr_set_internal(const struct lu_env *env,
251 struct mdd_object *obj,
252 struct lu_attr *attr,
253 struct thandle *handle,
255 int mdd_attr_check_set_internal(const struct lu_env *env,
256 struct mdd_object *obj,
257 struct lu_attr *attr,
258 struct thandle *handle,
260 int mdd_declare_object_kill(const struct lu_env *env, struct mdd_object *obj,
261 struct md_attr *ma, struct thandle *handle);
262 int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
263 struct md_attr *ma, struct thandle *handle);
264 int mdd_iattr_get(const struct lu_env *env, struct mdd_object *mdd_obj,
266 int mdd_attr_get_internal(const struct lu_env *env, struct mdd_object *mdd_obj,
268 int mdd_attr_get_internal_locked(const struct lu_env *env,
269 struct mdd_object *mdd_obj,
271 int mdd_object_create_internal(const struct lu_env *env, struct mdd_object *p,
272 struct mdd_object *c, struct md_attr *ma,
273 struct thandle *handle,
274 const struct md_op_spec *spec);
275 int mdd_attr_check_set_internal_locked(const struct lu_env *env,
276 struct mdd_object *obj,
277 struct lu_attr *attr,
278 struct thandle *handle,
280 int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
284 void mdd_write_lock(const struct lu_env *env, struct mdd_object *obj,
285 enum mdd_object_role role);
286 void mdd_read_lock(const struct lu_env *env, struct mdd_object *obj,
287 enum mdd_object_role role);
288 void mdd_write_unlock(const struct lu_env *env, struct mdd_object *obj);
289 void mdd_read_unlock(const struct lu_env *env, struct mdd_object *obj);
290 int mdd_write_locked(const struct lu_env *env, struct mdd_object *obj);
292 void mdd_pdlock_init(struct mdd_object *obj);
293 unsigned long mdd_name2hash(const char *name);
294 void *mdd_pdo_write_lock(const struct lu_env *env, struct mdd_object *obj,
295 const char *name, enum mdd_object_role role);
296 void *mdd_pdo_read_lock(const struct lu_env *env, struct mdd_object *obj,
297 const char *name, enum mdd_object_role role);
298 void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
300 void mdd_pdo_read_unlock(const struct lu_env *env, struct mdd_object *obj,
303 int mdd_is_subdir(const struct lu_env *env, struct md_object *mo,
304 const struct lu_fid *fid, struct lu_fid *sfid);
305 int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
306 struct mdd_object *cobj, int check_perm, int check_nlink);
307 int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
308 const struct md_attr *ma);
309 int mdd_may_delete(const struct lu_env *env, struct mdd_object *pobj,
310 struct mdd_object *cobj, struct md_attr *ma,
311 int check_perm, int check_empty);
312 int mdd_unlink_sanity_check(const struct lu_env *env, struct mdd_object *pobj,
313 struct mdd_object *cobj, struct md_attr *ma);
314 int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
315 struct md_attr *ma, struct thandle *th);
316 int mdd_object_initialize(const struct lu_env *env, const struct lu_fid *pfid,
317 const struct lu_name *lname, struct mdd_object *child,
318 struct md_attr *ma, struct thandle *handle,
319 const struct md_op_spec *spec);
320 int mdd_link_sanity_check(const struct lu_env *env, struct mdd_object *tgt_obj,
321 const struct lu_name *lname, struct mdd_object *src_obj);
322 int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
323 int mdd_lookup(const struct lu_env *env,
324 struct md_object *pobj, const struct lu_name *lname,
325 struct lu_fid* fid, struct md_op_spec *spec);
326 struct lu_buf *mdd_links_get(const struct lu_env *env,
327 struct mdd_object *mdd_obj);
328 void mdd_lee_unpack(const struct link_ea_entry *lee, int *reclen,
329 struct lu_name *lname, struct lu_fid *pfid);
332 int mdd_declare_unlink_log(const struct lu_env *env, struct mdd_object *obj,
333 struct md_attr *ma, struct thandle *handle);
334 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
335 struct mdd_object *mdd_cobj, struct md_attr *ma);
337 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
338 const struct md_attr *ma,
339 struct lov_mds_md *lmm, int lmm_size,
340 struct llog_cookie *logcookies, int cookies_size);
342 int mdd_get_cookie_size(const struct lu_env *env, struct mdd_device *mdd,
343 struct lov_mds_md *lmm);
345 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
346 struct lov_mds_md *lmm, int lmm_size,
347 struct llog_cookie *logcookies);
349 int mdd_lovobj_unlink(const struct lu_env *env, struct mdd_device *mdd,
350 struct mdd_object *obj, struct lu_attr *la,
351 struct md_attr *ma, int log_unlink);
353 struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
355 struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
356 const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
357 const void *area, ssize_t len);
359 int __mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
360 int __mdd_orphan_add(const struct lu_env *, struct mdd_object *,
362 int __mdd_orphan_del(const struct lu_env *, struct mdd_object *,
364 int orph_index_init(const struct lu_env *env, struct mdd_device *mdd);
365 void orph_index_fini(const struct lu_env *env, struct mdd_device *mdd);
366 int orph_declare_index_insert(const struct lu_env *, struct mdd_object *,
368 int orph_declare_index_delete(const struct lu_env *, struct mdd_object *,
372 void lprocfs_mdd_init_vars(struct lprocfs_static_vars *lvars);
373 int mdd_procfs_init(struct mdd_device *mdd, const char *name);
374 int mdd_procfs_fini(struct mdd_device *mdd);
375 void mdd_lprocfs_time_start(const struct lu_env *env);
376 void mdd_lprocfs_time_end(const struct lu_env *env,
377 struct mdd_device *mdd, int op);
380 int mdd_get_flags(const struct lu_env *env, struct mdd_object *obj);
381 struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
382 int mdd_buf_grow(const struct lu_env *env, ssize_t len);
383 void mdd_buf_put(struct lu_buf *buf);
385 extern const struct md_dir_operations mdd_dir_ops;
386 extern const struct md_object_operations mdd_obj_ops;
388 int accmode(const struct lu_env *env, struct lu_attr *la, int flags);
389 extern struct lu_context_key mdd_thread_key;
390 extern const struct lu_device_operations mdd_lu_ops;
392 struct mdd_object *mdd_object_find(const struct lu_env *env,
393 struct mdd_device *d,
394 const struct lu_fid *f);
395 int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm);
396 int mdd_readpage(const struct lu_env *env, struct md_object *obj,
397 const struct lu_rdpg *rdpg);
398 int mdd_declare_llog_record(const struct lu_env *env, struct mdd_device *mdd,
399 int reclen, struct thandle *handle);
400 int mdd_declare_changelog_store(const struct lu_env *env,
401 struct mdd_device *mdd,
402 const struct lu_name *fname,
403 struct thandle *handle);
404 int mdd_changelog(const struct lu_env *env, enum changelog_rec_type type,
405 int flags, struct md_object *obj);
406 int mdd_declare_object_create_internal(const struct lu_env *env,
407 struct mdd_object *p,
408 struct mdd_object *c,
410 struct thandle *handle,
411 const struct md_op_spec *spec);
413 #ifdef HAVE_QUOTA_SUPPORT
414 int mdd_quota_notify(const struct lu_env *env, struct md_device *m);
415 int mdd_quota_setup(const struct lu_env *env, struct md_device *m,
417 int mdd_quota_cleanup(const struct lu_env *env, struct md_device *m);
418 int mdd_quota_recovery(const struct lu_env *env, struct md_device *m);
419 int mdd_quota_check(const struct lu_env *env, struct md_device *m,
421 int mdd_quota_on(const struct lu_env *env, struct md_device *m,
423 int mdd_quota_off(const struct lu_env *env, struct md_device *m,
425 int mdd_quota_setinfo(const struct lu_env *env, struct md_device *m,
426 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
427 int mdd_quota_getinfo(const struct lu_env *env, const struct md_device *m,
428 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
429 int mdd_quota_setquota(const struct lu_env *env, struct md_device *m,
430 __u32 type, __u32 id, struct obd_dqblk *dqblk);
431 int mdd_quota_getquota(const struct lu_env *env, const struct md_device *m,
432 __u32 type, __u32 id, struct obd_dqblk *dqblk);
433 int mdd_quota_getoinfo(const struct lu_env *env, const struct md_device *m,
434 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
435 int mdd_quota_getoquota(const struct lu_env *env, const struct md_device *m,
436 __u32 type, __u32 id, struct obd_dqblk *dqblk);
437 int mdd_quota_invalidate(const struct lu_env *env, struct md_device *m,
439 int mdd_quota_finvalidate(const struct lu_env *env, struct md_device *m,
444 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
445 struct mdd_object *obj, struct lu_attr *la);
447 static inline void mdd_object_put(const struct lu_env *env,
448 struct mdd_object *o)
450 lu_object_put(env, &o->mod_obj.mo_lu);
453 struct thandle *mdd_trans_create(const struct lu_env *env,
454 struct mdd_device *mdd);
455 int mdd_trans_start(const struct lu_env *env, struct mdd_device *mdd,
457 void mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
458 int rc, struct thandle *handle);
459 int mdd_txn_stop_cb(const struct lu_env *env, struct thandle *txn,
461 int mdd_txn_start_cb(const struct lu_env *env, struct thandle *,
465 void mdd_lfsck_set_speed(struct md_lfsck *lfsck, __u32 limit);
466 int mdd_lfsck_start(const struct lu_env *env, struct md_lfsck *lfsck,
467 struct lfsck_start *start);
468 int mdd_lfsck_stop(const struct lu_env *env, struct md_lfsck *lfsck);
469 int mdd_lfsck_setup(const struct lu_env *env, struct mdd_device *mdd);
470 void mdd_lfsck_cleanup(const struct lu_env *env, struct mdd_device *mdd);
473 struct lu_object *mdd_object_alloc(const struct lu_env *env,
474 const struct lu_object_header *hdr,
475 struct lu_device *d);
476 struct llog_changelog_rec;
477 int mdd_changelog_llog_write(struct mdd_device *mdd,
478 struct llog_changelog_rec *rec,
479 struct thandle *handle);
480 int mdd_changelog_llog_cancel(struct mdd_device *mdd, long long endrec);
481 int mdd_changelog_write_header(struct mdd_device *mdd, int markerflags);
482 int mdd_changelog_on(struct mdd_device *mdd, int on);
484 /* mdd_permission.c */
485 #define mdd_cap_t(x) (x)
487 #define MDD_CAP_TO_MASK(x) (1 << (x))
489 #define mdd_cap_raised(c, flag) (mdd_cap_t(c) & MDD_CAP_TO_MASK(flag))
491 /* capable() is copied from linux kernel! */
492 static inline int mdd_capable(struct md_ucred *uc, cfs_cap_t cap)
494 if (mdd_cap_raised(uc->mu_cap, cap))
499 int mdd_def_acl_get(const struct lu_env *env, struct mdd_object *mdd_obj,
501 int mdd_acl_chmod(const struct lu_env *env, struct mdd_object *o, __u32 mode,
502 struct thandle *handle);
503 int __mdd_declare_acl_init(const struct lu_env *env, struct mdd_object *obj,
504 int is_dir, struct thandle *handle);
505 int __mdd_acl_init(const struct lu_env *env, struct mdd_object *obj,
506 struct lu_buf *buf, __u32 *mode, struct thandle *handle);
507 int __mdd_permission_internal(const struct lu_env *env, struct mdd_object *obj,
508 struct lu_attr *la, int mask, int role);
509 int mdd_permission(const struct lu_env *env,
510 struct md_object *pobj, struct md_object *cobj,
511 struct md_attr *ma, int mask);
512 int mdd_capa_get(const struct lu_env *env, struct md_object *obj,
513 struct lustre_capa *capa, int renewal);
515 static inline int lu_device_is_mdd(struct lu_device *d)
517 return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdd_lu_ops);
520 static inline struct mdd_device* lu2mdd_dev(struct lu_device *d)
522 LASSERT(lu_device_is_mdd(d));
523 return container_of0(d, struct mdd_device, mdd_md_dev.md_lu_dev);
526 static inline struct lu_device *mdd2lu_dev(struct mdd_device *d)
528 return (&d->mdd_md_dev.md_lu_dev);
531 static inline struct mdd_object *lu2mdd_obj(struct lu_object *o)
533 LASSERT(ergo(o != NULL, lu_device_is_mdd(o->lo_dev)));
534 return container_of0(o, struct mdd_object, mod_obj.mo_lu);
537 static inline struct mdd_device* mdo2mdd(struct md_object *mdo)
539 return lu2mdd_dev(mdo->mo_lu.lo_dev);
542 static inline struct mdd_object* md2mdd_obj(struct md_object *mdo)
544 return container_of0(mdo, struct mdd_object, mod_obj);
547 static inline const struct dt_device_operations *
548 mdd_child_ops(struct mdd_device *d)
550 return d->mdd_child->dd_ops;
553 static inline struct lu_object *mdd2lu_obj(struct mdd_object *obj)
555 return &obj->mod_obj.mo_lu;
558 static inline struct dt_object* mdd_object_child(struct mdd_object *o)
560 return container_of0(lu_object_next(mdd2lu_obj(o)),
561 struct dt_object, do_lu);
564 static inline struct obd_device *mdd2obd_dev(struct mdd_device *mdd)
566 return mdd->mdd_obd_dev;
569 static inline struct mdd_device *mdd_obj2mdd_dev(struct mdd_object *obj)
571 return mdo2mdd(&obj->mod_obj);
574 static inline const struct lu_fid *mdo2fid(const struct mdd_object *obj)
576 return lu_object_fid(&obj->mod_obj.mo_lu);
579 static inline cfs_umode_t mdd_object_type(const struct mdd_object *obj)
581 return lu_object_attr(&obj->mod_obj.mo_lu);
584 static inline int mdd_lov_mdsize(const struct lu_env *env,
585 struct mdd_device *mdd)
587 struct obd_device *obd = mdd2obd_dev(mdd);
588 return obd->u.mds.mds_max_mdsize;
591 static inline int mdd_lov_cookiesize(const struct lu_env *env,
592 struct mdd_device *mdd)
594 struct obd_device *obd = mdd2obd_dev(mdd);
595 return obd->u.mds.mds_max_cookiesize;
598 static inline int mdd_is_immutable(struct mdd_object *obj)
600 return obj->mod_flags & IMMUTE_OBJ;
603 static inline int mdd_is_dead_obj(struct mdd_object *obj)
605 return obj && obj->mod_flags & DEAD_OBJ;
608 static inline int mdd_is_append(struct mdd_object *obj)
610 return obj->mod_flags & APPEND_OBJ;
613 static inline int mdd_object_exists(struct mdd_object *obj)
615 return lu_object_exists(mdd2lu_obj(obj));
618 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
620 return lu_object_fid(mdd2lu_obj(obj));
623 static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
624 const struct mdd_object *obj)
626 struct md_capainfo *ci = md_capainfo(env);
627 const struct lu_fid *fid = mdo2fid(obj);
630 /* NB: in mdt_init0 */
633 for (i = 0; i < MD_CAPAINFO_MAX; i++)
634 if (lu_fid_eq(&ci->mc_fid[i], fid))
635 return ci->mc_capa[i];
639 static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
640 const struct mdd_object *obj,
641 struct lustre_capa *capa)
643 struct md_capainfo *ci = md_capainfo(env);
644 const struct lu_fid *fid = mdo2fid(obj);
646 LASSERT(offset >= 0 && offset <= MD_CAPAINFO_MAX);
647 /* NB: in mdt_init0 */
650 ci->mc_fid[offset] = *fid;
651 ci->mc_capa[offset] = capa;
654 static inline const char *mdd_obj_dev_name(const struct mdd_object *obj)
656 return lu_dev_name(obj->mod_obj.mo_lu.lo_dev);
659 #define MAX_ATIME_DIFF 60
665 static inline int mdd_permission_internal(const struct lu_env *env,
666 struct mdd_object *obj,
667 struct lu_attr *la, int mask)
669 return __mdd_permission_internal(env, obj, la, mask, -1);
672 static inline int mdd_permission_internal_locked(const struct lu_env *env,
673 struct mdd_object *obj,
674 struct lu_attr *la, int mask,
675 enum mdd_object_role role)
677 return __mdd_permission_internal(env, obj, la, mask, role);
680 static inline int mdo_data_get(const struct lu_env *env,
681 struct mdd_object *obj,
684 struct dt_object *next = mdd_object_child(obj);
685 next->do_ops->do_data_get(env, next, data);
689 /* mdd inline func for calling osd_dt_object ops */
690 static inline int mdo_attr_get(const struct lu_env *env, struct mdd_object *obj,
691 struct lu_attr *la, struct lustre_capa *capa)
693 struct dt_object *next = mdd_object_child(obj);
694 return next->do_ops->do_attr_get(env, next, la, capa);
697 static inline int mdo_declare_attr_set(const struct lu_env *env,
698 struct mdd_object *obj,
699 const struct lu_attr *la,
700 struct thandle *handle)
702 struct dt_object *next = mdd_object_child(obj);
703 return dt_declare_attr_set(env, next, la, handle);
706 static inline int mdo_attr_set(const struct lu_env *env,
707 struct mdd_object *obj,
708 const struct lu_attr *la,
709 struct thandle *handle,
710 struct lustre_capa *capa)
712 struct dt_object *next = mdd_object_child(obj);
713 if (mdd_object_exists(obj) == 0) {
714 CERROR("%s: object "DFID" not found: rc = -2\n",
715 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
718 return next->do_ops->do_attr_set(env, next, la, handle, capa);
721 static inline int mdo_xattr_get(const struct lu_env *env,struct mdd_object *obj,
722 struct lu_buf *buf, const char *name,
723 struct lustre_capa *capa)
725 struct dt_object *next = mdd_object_child(obj);
726 return next->do_ops->do_xattr_get(env, next, buf, name, capa);
729 static inline int mdo_declare_xattr_set(const struct lu_env *env,
730 struct mdd_object *obj,
731 const struct lu_buf *buf,
733 int fl, struct thandle *handle)
735 struct dt_object *next = mdd_object_child(obj);
736 return dt_declare_xattr_set(env, next, buf, name, fl, handle);
739 static inline int mdo_xattr_set(const struct lu_env *env,struct mdd_object *obj,
740 const struct lu_buf *buf, const char *name,
741 int fl, struct thandle *handle,
742 struct lustre_capa *capa)
744 struct dt_object *next = mdd_object_child(obj);
745 if (mdd_object_exists(obj) == 0) {
746 CERROR("%s: object "DFID" not found: rc = -2\n",
747 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
750 return next->do_ops->do_xattr_set(env, next, buf, name, fl, handle,
754 static inline int mdo_declare_xattr_del(const struct lu_env *env,
755 struct mdd_object *obj,
757 struct thandle *handle)
759 struct dt_object *next = mdd_object_child(obj);
760 return dt_declare_xattr_del(env, next, name, handle);
763 static inline int mdo_xattr_del(const struct lu_env *env,struct mdd_object *obj,
764 const char *name, struct thandle *handle,
765 struct lustre_capa *capa)
767 struct dt_object *next = mdd_object_child(obj);
768 if (mdd_object_exists(obj) == 0) {
769 CERROR("%s: object "DFID" not found: rc = -2\n",
770 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
773 return next->do_ops->do_xattr_del(env, next, name, handle, capa);
777 int mdo_xattr_list(const struct lu_env *env, struct mdd_object *obj,
778 struct lu_buf *buf, struct lustre_capa *capa)
780 struct dt_object *next = mdd_object_child(obj);
781 if (mdd_object_exists(obj) == 0) {
782 CERROR("%s: object "DFID" not found: rc = -2\n",
783 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
786 return next->do_ops->do_xattr_list(env, next, buf, capa);
790 int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
791 const struct dt_index_features *feat)
793 struct dt_object *next = mdd_object_child(obj);
794 return next->do_ops->do_index_try(env, next, feat);
798 int mdo_declare_index_insert(const struct lu_env *env, struct mdd_object *obj,
799 const struct lu_fid *fid, const char *name,
800 struct thandle *handle)
802 struct dt_object *next = mdd_object_child(obj);
806 * if the object doesn't exist yet, then it's supposed to be created
807 * and declaration of the creation should be enough to insert ./..
809 if (mdd_object_exists(obj)) {
811 if (dt_try_as_dir(env, next))
812 rc = dt_declare_insert(env, next,
813 (struct dt_rec *)fid,
814 (const struct dt_key *)name,
822 int mdo_declare_index_delete(const struct lu_env *env, struct mdd_object *obj,
823 const char *name, struct thandle *handle)
825 struct dt_object *next = mdd_object_child(obj);
827 if (!dt_try_as_dir(env, next))
830 return dt_declare_delete(env, next, (const struct dt_key *)name,
834 static inline int mdo_declare_ref_add(const struct lu_env *env,
835 struct mdd_object *obj,
836 struct thandle *handle)
838 struct dt_object *next = mdd_object_child(obj);
839 return dt_declare_ref_add(env, next, handle);
842 static inline int mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
843 struct thandle *handle)
845 struct dt_object *next = mdd_object_child(obj);
846 if (mdd_object_exists(obj) == 0) {
847 CERROR("%s: object "DFID" not found: rc = -2\n",
848 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
851 return next->do_ops->do_ref_add(env, next, handle);
854 static inline int mdo_declare_ref_del(const struct lu_env *env,
855 struct mdd_object *obj,
856 struct thandle *handle)
858 struct dt_object *next = mdd_object_child(obj);
859 return dt_declare_ref_del(env, next, handle);
862 static inline int mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
863 struct thandle *handle)
865 struct dt_object *next = mdd_object_child(obj);
866 if (mdd_object_exists(obj) == 0) {
867 CERROR("%s: object "DFID" not found: rc = -2\n",
868 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
871 return next->do_ops->do_ref_del(env, next, handle);
875 int mdo_declare_create_obj(const struct lu_env *env, struct mdd_object *o,
876 struct lu_attr *attr,
877 struct dt_allocation_hint *hint,
878 struct dt_object_format *dof,
879 struct thandle *handle)
881 struct dt_object *next = mdd_object_child(o);
882 return next->do_ops->do_declare_create(env, next, attr, hint,
887 int mdo_create_obj(const struct lu_env *env, struct mdd_object *o,
888 struct lu_attr *attr,
889 struct dt_allocation_hint *hint,
890 struct dt_object_format *dof,
891 struct thandle *handle)
893 struct dt_object *next = mdd_object_child(o);
894 return next->do_ops->do_create(env, next, attr, hint, dof, handle);
898 int mdo_declare_destroy(const struct lu_env *env, struct mdd_object *o,
899 struct thandle *handle)
901 struct dt_object *next = mdd_object_child(o);
902 return dt_declare_destroy(env, next, handle);
906 int mdo_destroy(const struct lu_env *env, struct mdd_object *o,
907 struct thandle *handle)
909 struct dt_object *next = mdd_object_child(o);
910 return dt_destroy(env, next, handle);
913 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
914 struct mdd_object *obj,
915 struct lustre_capa *old,
918 struct dt_object *next = mdd_object_child(obj);
919 if (mdd_object_exists(obj) == 0) {
920 CERROR("%s: object "DFID" not found: rc = -2\n",
921 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
922 return ERR_PTR(-ENOENT);
924 return next->do_ops->do_capa_get(env, next, old, opc);