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 */
128 enum mdd_object_role {
137 struct md_object mod_obj;
142 unsigned long mod_flags;
143 #ifndef MDD_DISABLE_PDO_LOCK
144 struct dynlock mod_pdlock;
146 #ifdef CONFIG_LOCKDEP
147 /* "dep_map" name is assumed by lockdep.h macros. */
148 struct lockdep_map dep_map;
152 struct mdd_thread_info {
153 struct lu_fid mti_fid;
154 struct lu_fid mti_fid2; /* used for be & cpu converting */
155 struct lu_attr mti_la;
156 struct lu_attr mti_la_for_fix;
157 struct md_attr mti_ma;
158 struct obd_info mti_oi;
159 char mti_orph_key[NAME_MAX + 1];
160 struct obd_trans_info mti_oti;
161 struct lu_buf mti_buf;
162 struct lu_buf mti_big_buf; /* biggish persistent buf */
163 struct lu_name mti_name;
165 char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
166 struct dt_allocation_hint mti_hint;
167 struct lov_mds_md *mti_max_lmm;
168 int mti_max_lmm_size;
169 struct llog_cookie *mti_max_cookie;
170 int mti_max_cookie_size;
171 struct dt_object_format mti_dof;
172 struct obd_quotactl mti_oqctl;
175 extern const char orph_index_name[];
177 extern const struct dt_index_features orph_index_features;
179 struct lov_mds_md *mdd_max_lmm_get(const struct lu_env *env,
180 struct mdd_device *mdd);
182 struct llog_cookie *mdd_max_cookie_get(const struct lu_env *env,
183 struct mdd_device *mdd);
185 int mdd_init_obd(const struct lu_env *env, struct mdd_device *mdd,
186 struct lustre_cfg *cfg);
187 int mdd_fini_obd(const struct lu_env *env, struct mdd_device *mdd,
188 struct lustre_cfg *lcfg);
189 int __mdd_xattr_set(const struct lu_env *env, struct mdd_object *obj,
190 const struct lu_buf *buf, const char *name,
191 int fl, struct thandle *handle);
192 int mdd_xattr_set_txn(const struct lu_env *env, struct mdd_object *obj,
193 const struct lu_buf *buf, const char *name, int fl,
194 struct thandle *txn);
195 int mdd_lsm_sanity_check(const struct lu_env *env, struct mdd_object *obj);
196 int mdd_lov_set_md(const struct lu_env *env, struct mdd_object *pobj,
197 struct mdd_object *child, struct lov_mds_md *lmm,
198 int lmm_size, struct thandle *handle, int set_stripe);
199 int mdd_lov_create(const struct lu_env *env, struct mdd_device *mdd,
200 struct mdd_object *parent, struct mdd_object *child,
201 struct lov_mds_md **lmm, int *lmm_size,
202 const struct md_op_spec *spec, struct md_attr *ma);
203 int mdd_lov_objid_prepare(struct mdd_device *mdd, struct lov_mds_md *lmm);
204 int mdd_declare_lov_objid_update(const struct lu_env *, struct mdd_device *,
206 void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm);
207 void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
208 struct lov_mds_md *lmm, int lmm_size,
209 const struct md_op_spec *spec);
210 int mdd_file_lock(const struct lu_env *env, struct md_object *obj,
211 struct lov_mds_md *lmm, struct ldlm_extent *extent,
212 struct lustre_handle *lockh);
213 int mdd_file_unlock(const struct lu_env *env, struct md_object *obj,
214 struct lov_mds_md *lmm, struct lustre_handle *lockh);
215 int mdd_lum_lmm_cmp(const struct lu_env *env, struct md_object *cobj,
216 const struct md_op_spec *spec, struct md_attr *ma);
217 int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
218 void *md, int *md_size, const char *name);
219 int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
220 void *md, int *md_size, const char *name);
221 int mdd_data_get(const struct lu_env *env, struct mdd_object *obj, void **data);
222 int mdd_la_get(const struct lu_env *env, struct mdd_object *obj,
223 struct lu_attr *la, struct lustre_capa *capa);
224 int mdd_attr_set_internal(const struct lu_env *env,
225 struct mdd_object *obj,
226 struct lu_attr *attr,
227 struct thandle *handle,
229 int mdd_attr_check_set_internal(const struct lu_env *env,
230 struct mdd_object *obj,
231 struct lu_attr *attr,
232 struct thandle *handle,
234 int mdd_declare_object_kill(const struct lu_env *env, struct mdd_object *obj,
235 struct md_attr *ma, struct thandle *handle);
236 int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
237 struct md_attr *ma, struct thandle *handle);
238 int mdd_iattr_get(const struct lu_env *env, struct mdd_object *mdd_obj,
240 int mdd_attr_get_internal(const struct lu_env *env, struct mdd_object *mdd_obj,
242 int mdd_attr_get_internal_locked(const struct lu_env *env,
243 struct mdd_object *mdd_obj,
245 int mdd_object_create_internal(const struct lu_env *env, struct mdd_object *p,
246 struct mdd_object *c, struct md_attr *ma,
247 struct thandle *handle,
248 const struct md_op_spec *spec);
249 int mdd_attr_check_set_internal_locked(const struct lu_env *env,
250 struct mdd_object *obj,
251 struct lu_attr *attr,
252 struct thandle *handle,
254 int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
258 void mdd_write_lock(const struct lu_env *env, struct mdd_object *obj,
259 enum mdd_object_role role);
260 void mdd_read_lock(const struct lu_env *env, struct mdd_object *obj,
261 enum mdd_object_role role);
262 void mdd_write_unlock(const struct lu_env *env, struct mdd_object *obj);
263 void mdd_read_unlock(const struct lu_env *env, struct mdd_object *obj);
264 int mdd_write_locked(const struct lu_env *env, struct mdd_object *obj);
266 void mdd_pdlock_init(struct mdd_object *obj);
267 unsigned long mdd_name2hash(const char *name);
268 void *mdd_pdo_write_lock(const struct lu_env *env, struct mdd_object *obj,
269 const char *name, enum mdd_object_role role);
270 void *mdd_pdo_read_lock(const struct lu_env *env, struct mdd_object *obj,
271 const char *name, enum mdd_object_role role);
272 void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
274 void mdd_pdo_read_unlock(const struct lu_env *env, struct mdd_object *obj,
277 int mdd_is_subdir(const struct lu_env *env, struct md_object *mo,
278 const struct lu_fid *fid, struct lu_fid *sfid);
279 int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
280 struct mdd_object *cobj, int check_perm, int check_nlink);
281 int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
282 const struct md_attr *ma);
283 int mdd_may_delete(const struct lu_env *env, struct mdd_object *pobj,
284 struct mdd_object *cobj, struct md_attr *ma,
285 int check_perm, int check_empty);
286 int mdd_unlink_sanity_check(const struct lu_env *env, struct mdd_object *pobj,
287 struct mdd_object *cobj, struct md_attr *ma);
288 int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
289 struct md_attr *ma, struct thandle *th);
290 int mdd_object_initialize(const struct lu_env *env, const struct lu_fid *pfid,
291 const struct lu_name *lname, struct mdd_object *child,
292 struct md_attr *ma, struct thandle *handle,
293 const struct md_op_spec *spec);
294 int mdd_link_sanity_check(const struct lu_env *env, struct mdd_object *tgt_obj,
295 const struct lu_name *lname, struct mdd_object *src_obj);
296 int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
297 int mdd_lookup(const struct lu_env *env,
298 struct md_object *pobj, const struct lu_name *lname,
299 struct lu_fid* fid, struct md_op_spec *spec);
300 struct lu_buf *mdd_links_get(const struct lu_env *env,
301 struct mdd_object *mdd_obj);
302 void mdd_lee_unpack(const struct link_ea_entry *lee, int *reclen,
303 struct lu_name *lname, struct lu_fid *pfid);
306 int mdd_declare_unlink_log(const struct lu_env *env, struct mdd_object *obj,
307 struct md_attr *ma, struct thandle *handle);
308 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
309 struct mdd_object *mdd_cobj, struct md_attr *ma);
311 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
312 const struct md_attr *ma,
313 struct lov_mds_md *lmm, int lmm_size,
314 struct llog_cookie *logcookies, int cookies_size);
316 int mdd_get_cookie_size(const struct lu_env *env, struct mdd_device *mdd,
317 struct lov_mds_md *lmm);
319 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
320 struct lov_mds_md *lmm, int lmm_size,
321 struct llog_cookie *logcookies);
323 struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
325 struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
326 const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
327 const void *area, ssize_t len);
329 int __mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
330 int __mdd_orphan_add(const struct lu_env *, struct mdd_object *,
332 int __mdd_orphan_del(const struct lu_env *, struct mdd_object *,
334 int orph_index_init(const struct lu_env *env, struct mdd_device *mdd);
335 void orph_index_fini(const struct lu_env *env, struct mdd_device *mdd);
336 int orph_declare_index_insert(const struct lu_env *, struct mdd_object *,
338 int orph_declare_index_delete(const struct lu_env *, struct mdd_object *,
342 void lprocfs_mdd_init_vars(struct lprocfs_static_vars *lvars);
343 int mdd_procfs_init(struct mdd_device *mdd, const char *name);
344 int mdd_procfs_fini(struct mdd_device *mdd);
345 void mdd_lprocfs_time_start(const struct lu_env *env);
346 void mdd_lprocfs_time_end(const struct lu_env *env,
347 struct mdd_device *mdd, int op);
350 int mdd_get_flags(const struct lu_env *env, struct mdd_object *obj);
351 struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
352 int mdd_buf_grow(const struct lu_env *env, ssize_t len);
353 void mdd_buf_put(struct lu_buf *buf);
355 extern const struct md_dir_operations mdd_dir_ops;
356 extern const struct md_object_operations mdd_obj_ops;
358 int accmode(const struct lu_env *env, struct lu_attr *la, int flags);
359 extern struct lu_context_key mdd_thread_key;
360 extern const struct lu_device_operations mdd_lu_ops;
362 struct mdd_object *mdd_object_find(const struct lu_env *env,
363 struct mdd_device *d,
364 const struct lu_fid *f);
365 int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm);
366 int mdd_readpage(const struct lu_env *env, struct md_object *obj,
367 const struct lu_rdpg *rdpg);
368 int mdd_declare_llog_record(const struct lu_env *env, struct mdd_device *mdd,
369 int reclen, struct thandle *handle);
370 int mdd_declare_changelog_store(const struct lu_env *env,
371 struct mdd_device *mdd,
372 const struct lu_name *fname,
373 struct thandle *handle);
374 int mdd_changelog(const struct lu_env *env, enum changelog_rec_type type,
375 int flags, struct md_object *obj);
376 int mdd_declare_object_create_internal(const struct lu_env *env,
377 struct mdd_object *p,
378 struct mdd_object *c,
380 struct thandle *handle,
381 const struct md_op_spec *spec);
383 #ifdef HAVE_QUOTA_SUPPORT
384 int mdd_quota_notify(const struct lu_env *env, struct md_device *m);
385 int mdd_quota_setup(const struct lu_env *env, struct md_device *m,
387 int mdd_quota_cleanup(const struct lu_env *env, struct md_device *m);
388 int mdd_quota_recovery(const struct lu_env *env, struct md_device *m);
389 int mdd_quota_check(const struct lu_env *env, struct md_device *m,
391 int mdd_quota_on(const struct lu_env *env, struct md_device *m,
393 int mdd_quota_off(const struct lu_env *env, struct md_device *m,
395 int mdd_quota_setinfo(const struct lu_env *env, struct md_device *m,
396 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
397 int mdd_quota_getinfo(const struct lu_env *env, const struct md_device *m,
398 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
399 int mdd_quota_setquota(const struct lu_env *env, struct md_device *m,
400 __u32 type, __u32 id, struct obd_dqblk *dqblk);
401 int mdd_quota_getquota(const struct lu_env *env, const struct md_device *m,
402 __u32 type, __u32 id, struct obd_dqblk *dqblk);
403 int mdd_quota_getoinfo(const struct lu_env *env, const struct md_device *m,
404 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
405 int mdd_quota_getoquota(const struct lu_env *env, const struct md_device *m,
406 __u32 type, __u32 id, struct obd_dqblk *dqblk);
407 int mdd_quota_invalidate(const struct lu_env *env, struct md_device *m,
409 int mdd_quota_finvalidate(const struct lu_env *env, struct md_device *m,
414 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
415 struct mdd_object *obj, struct lu_attr *la);
417 static inline void mdd_object_put(const struct lu_env *env,
418 struct mdd_object *o)
420 lu_object_put(env, &o->mod_obj.mo_lu);
423 struct thandle *mdd_trans_create(const struct lu_env *env,
424 struct mdd_device *mdd);
425 int mdd_trans_start(const struct lu_env *env, struct mdd_device *mdd,
427 void mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
428 int rc, struct thandle *handle);
429 int mdd_txn_stop_cb(const struct lu_env *env, struct thandle *txn,
431 int mdd_txn_start_cb(const struct lu_env *env, struct thandle *,
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_llog_cancel(struct mdd_device *mdd, long long endrec);
443 int mdd_changelog_write_header(struct mdd_device *mdd, int markerflags);
444 int mdd_changelog_on(struct mdd_device *mdd, int on);
446 /* mdd_permission.c */
447 #define mdd_cap_t(x) (x)
449 #define MDD_CAP_TO_MASK(x) (1 << (x))
451 #define mdd_cap_raised(c, flag) (mdd_cap_t(c) & MDD_CAP_TO_MASK(flag))
453 /* capable() is copied from linux kernel! */
454 static inline int mdd_capable(struct md_ucred *uc, cfs_cap_t cap)
456 if (mdd_cap_raised(uc->mu_cap, cap))
461 int mdd_def_acl_get(const struct lu_env *env, struct mdd_object *mdd_obj,
463 int mdd_acl_chmod(const struct lu_env *env, struct mdd_object *o, __u32 mode,
464 struct thandle *handle);
465 int __mdd_declare_acl_init(const struct lu_env *env, struct mdd_object *obj,
466 int is_dir, struct thandle *handle);
467 int __mdd_acl_init(const struct lu_env *env, struct mdd_object *obj,
468 struct lu_buf *buf, __u32 *mode, struct thandle *handle);
469 int __mdd_permission_internal(const struct lu_env *env, struct mdd_object *obj,
470 struct lu_attr *la, int mask, int role);
471 int mdd_permission(const struct lu_env *env,
472 struct md_object *pobj, struct md_object *cobj,
473 struct md_attr *ma, int mask);
474 int mdd_capa_get(const struct lu_env *env, struct md_object *obj,
475 struct lustre_capa *capa, int renewal);
477 static inline int lu_device_is_mdd(struct lu_device *d)
479 return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdd_lu_ops);
482 static inline struct mdd_device* lu2mdd_dev(struct lu_device *d)
484 LASSERT(lu_device_is_mdd(d));
485 return container_of0(d, struct mdd_device, mdd_md_dev.md_lu_dev);
488 static inline struct lu_device *mdd2lu_dev(struct mdd_device *d)
490 return (&d->mdd_md_dev.md_lu_dev);
493 static inline struct mdd_object *lu2mdd_obj(struct lu_object *o)
495 LASSERT(ergo(o != NULL, lu_device_is_mdd(o->lo_dev)));
496 return container_of0(o, struct mdd_object, mod_obj.mo_lu);
499 static inline struct mdd_device* mdo2mdd(struct md_object *mdo)
501 return lu2mdd_dev(mdo->mo_lu.lo_dev);
504 static inline struct mdd_object* md2mdd_obj(struct md_object *mdo)
506 return container_of0(mdo, struct mdd_object, mod_obj);
509 static inline const struct dt_device_operations *
510 mdd_child_ops(struct mdd_device *d)
512 return d->mdd_child->dd_ops;
515 static inline struct lu_object *mdd2lu_obj(struct mdd_object *obj)
517 return &obj->mod_obj.mo_lu;
520 static inline struct dt_object* mdd_object_child(struct mdd_object *o)
522 return container_of0(lu_object_next(mdd2lu_obj(o)),
523 struct dt_object, do_lu);
526 static inline struct obd_device *mdd2obd_dev(struct mdd_device *mdd)
528 return mdd->mdd_obd_dev;
531 static inline struct mdd_device *mdd_obj2mdd_dev(struct mdd_object *obj)
533 return mdo2mdd(&obj->mod_obj);
536 static inline const struct lu_fid *mdo2fid(const struct mdd_object *obj)
538 return lu_object_fid(&obj->mod_obj.mo_lu);
541 static inline cfs_umode_t mdd_object_type(const struct mdd_object *obj)
543 return lu_object_attr(&obj->mod_obj.mo_lu);
546 static inline int mdd_lov_mdsize(const struct lu_env *env,
547 struct mdd_device *mdd)
549 struct obd_device *obd = mdd2obd_dev(mdd);
550 return obd->u.mds.mds_max_mdsize;
553 static inline int mdd_lov_cookiesize(const struct lu_env *env,
554 struct mdd_device *mdd)
556 struct obd_device *obd = mdd2obd_dev(mdd);
557 return obd->u.mds.mds_max_cookiesize;
560 static inline int mdd_is_immutable(struct mdd_object *obj)
562 return obj->mod_flags & IMMUTE_OBJ;
565 static inline int mdd_is_dead_obj(struct mdd_object *obj)
567 return obj && obj->mod_flags & DEAD_OBJ;
570 static inline int mdd_is_append(struct mdd_object *obj)
572 return obj->mod_flags & APPEND_OBJ;
575 static inline int mdd_object_exists(struct mdd_object *obj)
577 return lu_object_exists(mdd2lu_obj(obj));
580 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
582 return lu_object_fid(mdd2lu_obj(obj));
585 static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
586 const struct mdd_object *obj)
588 struct md_capainfo *ci = md_capainfo(env);
589 const struct lu_fid *fid = mdo2fid(obj);
592 /* NB: in mdt_init0 */
595 for (i = 0; i < MD_CAPAINFO_MAX; i++)
596 if (lu_fid_eq(&ci->mc_fid[i], fid))
597 return ci->mc_capa[i];
601 static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
602 const struct mdd_object *obj,
603 struct lustre_capa *capa)
605 struct md_capainfo *ci = md_capainfo(env);
606 const struct lu_fid *fid = mdo2fid(obj);
608 LASSERT(offset >= 0 && offset <= MD_CAPAINFO_MAX);
609 /* NB: in mdt_init0 */
612 ci->mc_fid[offset] = *fid;
613 ci->mc_capa[offset] = capa;
616 static inline const char *mdd_obj_dev_name(const struct mdd_object *obj)
618 return lu_dev_name(obj->mod_obj.mo_lu.lo_dev);
621 #define MAX_ATIME_DIFF 60
627 static inline int mdd_permission_internal(const struct lu_env *env,
628 struct mdd_object *obj,
629 struct lu_attr *la, int mask)
631 return __mdd_permission_internal(env, obj, la, mask, -1);
634 static inline int mdd_permission_internal_locked(const struct lu_env *env,
635 struct mdd_object *obj,
636 struct lu_attr *la, int mask,
637 enum mdd_object_role role)
639 return __mdd_permission_internal(env, obj, la, mask, role);
642 static inline int mdo_data_get(const struct lu_env *env,
643 struct mdd_object *obj,
646 struct dt_object *next = mdd_object_child(obj);
647 next->do_ops->do_data_get(env, next, data);
651 /* mdd inline func for calling osd_dt_object ops */
652 static inline int mdo_attr_get(const struct lu_env *env, struct mdd_object *obj,
653 struct lu_attr *la, struct lustre_capa *capa)
655 struct dt_object *next = mdd_object_child(obj);
656 return next->do_ops->do_attr_get(env, next, la, capa);
659 static inline int mdo_declare_attr_set(const struct lu_env *env,
660 struct mdd_object *obj,
661 const struct lu_attr *la,
662 struct thandle *handle)
664 struct dt_object *next = mdd_object_child(obj);
665 return dt_declare_attr_set(env, next, la, handle);
668 static inline int mdo_attr_set(const struct lu_env *env,
669 struct mdd_object *obj,
670 const struct lu_attr *la,
671 struct thandle *handle,
672 struct lustre_capa *capa)
674 struct dt_object *next = mdd_object_child(obj);
675 if (mdd_object_exists(obj) == 0) {
676 CERROR("%s: object "DFID" not found: rc = -2\n",
677 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
680 return next->do_ops->do_attr_set(env, next, la, handle, capa);
683 static inline int mdo_xattr_get(const struct lu_env *env,struct mdd_object *obj,
684 struct lu_buf *buf, const char *name,
685 struct lustre_capa *capa)
687 struct dt_object *next = mdd_object_child(obj);
688 return next->do_ops->do_xattr_get(env, next, buf, name, capa);
691 static inline int mdo_declare_xattr_set(const struct lu_env *env,
692 struct mdd_object *obj,
693 const struct lu_buf *buf,
695 int fl, struct thandle *handle)
697 struct dt_object *next = mdd_object_child(obj);
698 return dt_declare_xattr_set(env, next, buf, name, fl, handle);
701 static inline int mdo_xattr_set(const struct lu_env *env,struct mdd_object *obj,
702 const struct lu_buf *buf, const char *name,
703 int fl, struct thandle *handle,
704 struct lustre_capa *capa)
706 struct dt_object *next = mdd_object_child(obj);
707 if (mdd_object_exists(obj) == 0) {
708 CERROR("%s: object "DFID" not found: rc = -2\n",
709 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
712 return next->do_ops->do_xattr_set(env, next, buf, name, fl, handle,
716 static inline int mdo_declare_xattr_del(const struct lu_env *env,
717 struct mdd_object *obj,
719 struct thandle *handle)
721 struct dt_object *next = mdd_object_child(obj);
722 return dt_declare_xattr_del(env, next, name, handle);
725 static inline int mdo_xattr_del(const struct lu_env *env,struct mdd_object *obj,
726 const char *name, struct thandle *handle,
727 struct lustre_capa *capa)
729 struct dt_object *next = mdd_object_child(obj);
730 if (mdd_object_exists(obj) == 0) {
731 CERROR("%s: object "DFID" not found: rc = -2\n",
732 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
735 return next->do_ops->do_xattr_del(env, next, name, handle, capa);
739 int mdo_xattr_list(const struct lu_env *env, struct mdd_object *obj,
740 struct lu_buf *buf, struct lustre_capa *capa)
742 struct dt_object *next = mdd_object_child(obj);
743 if (mdd_object_exists(obj) == 0) {
744 CERROR("%s: object "DFID" not found: rc = -2\n",
745 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
748 return next->do_ops->do_xattr_list(env, next, buf, capa);
752 int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
753 const struct dt_index_features *feat)
755 struct dt_object *next = mdd_object_child(obj);
756 return next->do_ops->do_index_try(env, next, feat);
760 int mdo_declare_index_insert(const struct lu_env *env, struct mdd_object *obj,
761 const struct lu_fid *fid, const char *name,
762 struct thandle *handle)
764 struct dt_object *next = mdd_object_child(obj);
768 * if the object doesn't exist yet, then it's supposed to be created
769 * and declaration of the creation should be enough to insert ./..
771 if (mdd_object_exists(obj)) {
773 if (dt_try_as_dir(env, next))
774 rc = dt_declare_insert(env, next,
775 (struct dt_rec *)fid,
776 (const struct dt_key *)name,
784 int mdo_declare_index_delete(const struct lu_env *env, struct mdd_object *obj,
785 const char *name, struct thandle *handle)
787 struct dt_object *next = mdd_object_child(obj);
789 if (!dt_try_as_dir(env, next))
792 return dt_declare_delete(env, next, (const struct dt_key *)name,
796 static inline int mdo_declare_ref_add(const struct lu_env *env,
797 struct mdd_object *obj,
798 struct thandle *handle)
800 struct dt_object *next = mdd_object_child(obj);
801 return dt_declare_ref_add(env, next, handle);
804 static inline int mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
805 struct thandle *handle)
807 struct dt_object *next = mdd_object_child(obj);
808 if (mdd_object_exists(obj) == 0) {
809 CERROR("%s: object "DFID" not found: rc = -2\n",
810 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
813 return next->do_ops->do_ref_add(env, next, handle);
816 static inline int mdo_declare_ref_del(const struct lu_env *env,
817 struct mdd_object *obj,
818 struct thandle *handle)
820 struct dt_object *next = mdd_object_child(obj);
821 return dt_declare_ref_del(env, next, handle);
824 static inline int mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
825 struct thandle *handle)
827 struct dt_object *next = mdd_object_child(obj);
828 if (mdd_object_exists(obj) == 0) {
829 CERROR("%s: object "DFID" not found: rc = -2\n",
830 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
833 return next->do_ops->do_ref_del(env, next, handle);
837 int mdo_declare_create_obj(const struct lu_env *env, struct mdd_object *o,
838 struct lu_attr *attr,
839 struct dt_allocation_hint *hint,
840 struct dt_object_format *dof,
841 struct thandle *handle)
843 struct dt_object *next = mdd_object_child(o);
844 return next->do_ops->do_declare_create(env, next, attr, hint,
849 int mdo_create_obj(const struct lu_env *env, struct mdd_object *o,
850 struct lu_attr *attr,
851 struct dt_allocation_hint *hint,
852 struct dt_object_format *dof,
853 struct thandle *handle)
855 struct dt_object *next = mdd_object_child(o);
856 return next->do_ops->do_create(env, next, attr, hint, dof, handle);
860 int mdo_declare_destroy(const struct lu_env *env, struct mdd_object *o,
861 struct thandle *handle)
863 struct dt_object *next = mdd_object_child(o);
864 return dt_declare_destroy(env, next, handle);
868 int mdo_destroy(const struct lu_env *env, struct mdd_object *o,
869 struct thandle *handle)
871 struct dt_object *next = mdd_object_child(o);
872 return dt_destroy(env, next, handle);
875 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
876 struct mdd_object *obj,
877 struct lustre_capa *old,
880 struct dt_object *next = mdd_object_child(obj);
881 if (mdd_object_exists(obj) == 0) {
882 CERROR("%s: object "DFID" not found: rc = -2\n",
883 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
884 return ERR_PTR(-ENOENT);
886 return next->do_ops->do_capa_get(env, next, old, opc);