4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
21 * CA 95054 USA or visit www.sun.com if you need additional information or
27 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
28 * Use is subject to license terms.
30 * Copyright (c) 2011, 2012, Whamcloud, Inc.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
36 * lustre/mdd/mdd_internal.h
38 * Author: Wang Di <wangdi@clusterfs.com>
41 #ifndef _MDD_INTERNAL_H
42 #define _MDD_INTERNAL_H
44 #include <lustre_acl.h>
45 #include <lustre_eacl.h>
47 #include <md_object.h>
48 #include <dt_object.h>
49 #include <linux/sched.h>
50 #include <linux/capability.h>
51 #ifdef HAVE_QUOTA_SUPPORT
52 # include <lustre_quota.h>
54 #include <lustre_fsfilt.h>
56 #ifdef HAVE_QUOTA_SUPPORT
58 extern quota_interface_t *mds_quota_interface_ref;
60 static inline void mdd_quota_wrapper(struct lu_attr *la, unsigned int *qids)
62 qids[USRQUOTA] = la->la_uid;
63 qids[GRPQUOTA] = la->la_gid;
67 /* PDO lock is unnecessary for current MDT stack because operations
68 * are already protected by ldlm lock */
69 #define MDD_DISABLE_PDO_LOCK 1
72 /** changelog is recording */
73 #define CLM_ON 0x00001
74 /** internal error prevented changelogs from starting */
75 #define CLM_ERR 0x00002
77 /** changelogs turned on */
78 #define CLM_START 0x10000
79 /** changelogs turned off */
80 #define CLM_FINI 0x20000
81 /** some changelog records purged */
82 #define CLM_PURGE 0x40000
84 struct mdd_changelog {
85 cfs_spinlock_t mc_lock; /* for index */
90 cfs_spinlock_t mc_user_lock;
94 /** Objects in .lustre dir */
95 struct mdd_dot_lustre_objs {
96 struct mdd_object *mdd_obf;
100 struct md_device mdd_md_dev;
101 struct dt_device *mdd_child;
102 struct obd_device *mdd_obd_dev;
103 struct lu_fid mdd_root_fid;
104 struct dt_device_param mdd_dt_conf;
105 struct dt_object *mdd_orphans; /* PENDING directory */
106 struct dt_object *mdd_capa;
107 struct dt_txn_callback mdd_txn_cb;
108 cfs_proc_dir_entry_t *mdd_proc_entry;
109 struct lprocfs_stats *mdd_stats;
110 struct mdd_changelog mdd_cl;
111 unsigned long mdd_atime_diff;
112 struct mdd_object *mdd_dot_lustre;
113 struct mdd_dot_lustre_objs mdd_dot_lustre_objs;
114 unsigned int mdd_sync_permission;
118 /* The dir object has been unlinked */
125 enum mdd_object_role {
134 struct md_object mod_obj;
139 unsigned long mod_flags;
140 #ifndef MDD_DISABLE_PDO_LOCK
141 struct dynlock mod_pdlock;
143 #ifdef CONFIG_LOCKDEP
144 /* "dep_map" name is assumed by lockdep.h macros. */
145 struct lockdep_map dep_map;
149 struct mdd_thread_info {
150 struct lu_fid mti_fid;
151 struct lu_fid mti_fid2; /* used for be & cpu converting */
152 struct lu_attr mti_la;
153 struct lu_attr mti_la_for_fix;
154 struct md_attr mti_ma;
155 struct obd_info mti_oi;
156 /* mti_orph_ent and mti_orph_key must be conjoint,
157 * then mti_orph_ent::lde_name will be mti_orph_key. */
158 struct lu_dirent mti_orph_ent;
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_buffer(const struct lu_env *env, int size);
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 md_attr *ma);
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_lum_lmm_cmp(const struct lu_env *env, struct md_object *cobj,
217 const struct md_op_spec *spec, struct md_attr *ma);
218 int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
219 void *md, int *md_size, const char *name);
220 int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
221 void *md, int *md_size, const char *name);
222 int mdd_data_get(const struct lu_env *env, struct mdd_object *obj, void **data);
223 int mdd_la_get(const struct lu_env *env, struct mdd_object *obj,
224 struct lu_attr *la, struct lustre_capa *capa);
225 int mdd_attr_set_internal(const struct lu_env *env,
226 struct mdd_object *obj,
227 struct lu_attr *attr,
228 struct thandle *handle,
230 int mdd_attr_check_set_internal(const struct lu_env *env,
231 struct mdd_object *obj,
232 struct lu_attr *attr,
233 struct thandle *handle,
235 int mdd_declare_object_kill(const struct lu_env *env, struct mdd_object *obj,
236 struct md_attr *ma, struct thandle *handle);
237 int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
238 struct md_attr *ma, struct thandle *handle);
239 int mdd_iattr_get(const struct lu_env *env, struct mdd_object *mdd_obj,
241 int mdd_attr_get_internal(const struct lu_env *env, struct mdd_object *mdd_obj,
243 int mdd_attr_get_internal_locked(const struct lu_env *env,
244 struct mdd_object *mdd_obj,
246 int mdd_object_create_internal(const struct lu_env *env, struct mdd_object *p,
247 struct mdd_object *c, struct md_attr *ma,
248 struct thandle *handle,
249 const struct md_op_spec *spec);
250 int mdd_attr_check_set_internal_locked(const struct lu_env *env,
251 struct mdd_object *obj,
252 struct lu_attr *attr,
253 struct thandle *handle,
255 int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
259 void mdd_write_lock(const struct lu_env *env, struct mdd_object *obj,
260 enum mdd_object_role role);
261 void mdd_read_lock(const struct lu_env *env, struct mdd_object *obj,
262 enum mdd_object_role role);
263 void mdd_write_unlock(const struct lu_env *env, struct mdd_object *obj);
264 void mdd_read_unlock(const struct lu_env *env, struct mdd_object *obj);
265 int mdd_write_locked(const struct lu_env *env, struct mdd_object *obj);
267 void mdd_pdlock_init(struct mdd_object *obj);
268 unsigned long mdd_name2hash(const char *name);
269 void *mdd_pdo_write_lock(const struct lu_env *env, struct mdd_object *obj,
270 const char *name, enum mdd_object_role role);
271 void *mdd_pdo_read_lock(const struct lu_env *env, struct mdd_object *obj,
272 const char *name, enum mdd_object_role role);
273 void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
275 void mdd_pdo_read_unlock(const struct lu_env *env, struct mdd_object *obj,
278 int mdd_is_subdir(const struct lu_env *env, struct md_object *mo,
279 const struct lu_fid *fid, struct lu_fid *sfid);
280 int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
281 struct mdd_object *cobj, int check_perm, int check_nlink);
282 int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
283 const struct md_attr *ma);
284 int mdd_may_delete(const struct lu_env *env, struct mdd_object *pobj,
285 struct mdd_object *cobj, struct md_attr *ma,
286 int check_perm, int check_empty);
287 int mdd_unlink_sanity_check(const struct lu_env *env, struct mdd_object *pobj,
288 struct mdd_object *cobj, struct md_attr *ma);
289 int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
290 struct md_attr *ma, struct thandle *th);
291 int mdd_object_initialize(const struct lu_env *env, const struct lu_fid *pfid,
292 const struct lu_name *lname, struct mdd_object *child,
293 struct md_attr *ma, struct thandle *handle,
294 const struct md_op_spec *spec);
295 int mdd_link_sanity_check(const struct lu_env *env, struct mdd_object *tgt_obj,
296 const struct lu_name *lname, struct mdd_object *src_obj);
297 int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
298 int mdd_lookup(const struct lu_env *env,
299 struct md_object *pobj, const struct lu_name *lname,
300 struct lu_fid* fid, struct md_op_spec *spec);
301 struct lu_buf *mdd_links_get(const struct lu_env *env,
302 struct mdd_object *mdd_obj);
303 void mdd_lee_unpack(const struct link_ea_entry *lee, int *reclen,
304 struct lu_name *lname, struct lu_fid *pfid);
307 int mdd_declare_unlink_log(const struct lu_env *env, struct mdd_object *obj,
308 struct md_attr *ma, struct thandle *handle);
309 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
310 struct mdd_object *mdd_cobj, struct md_attr *ma);
312 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
313 const struct md_attr *ma,
314 struct lov_mds_md *lmm, int lmm_size,
315 struct llog_cookie *logcookies, int cookies_size);
317 int mdd_get_cookie_size(const struct lu_env *env, struct mdd_device *mdd,
318 struct lov_mds_md *lmm);
320 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
321 struct lov_mds_md *lmm, int lmm_size,
322 struct llog_cookie *logcookies);
323 int mdd_lovobj_unlink(const struct lu_env *env, struct mdd_device *mdd,
324 struct mdd_object *obj, struct lu_attr *la,
325 struct lov_mds_md *lmm, int lmm_size,
326 struct llog_cookie *logcookies,
329 struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
331 struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
332 const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
333 const void *area, ssize_t len);
335 int __mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
336 int __mdd_orphan_add(const struct lu_env *, struct mdd_object *,
338 int __mdd_orphan_del(const struct lu_env *, struct mdd_object *,
340 int orph_index_init(const struct lu_env *env, struct mdd_device *mdd);
341 void orph_index_fini(const struct lu_env *env, struct mdd_device *mdd);
342 int orph_declare_index_insert(const struct lu_env *, struct mdd_object *,
344 int orph_declare_index_delete(const struct lu_env *, struct mdd_object *,
348 void lprocfs_mdd_init_vars(struct lprocfs_static_vars *lvars);
349 int mdd_procfs_init(struct mdd_device *mdd, const char *name);
350 int mdd_procfs_fini(struct mdd_device *mdd);
351 void mdd_lprocfs_time_start(const struct lu_env *env);
352 void mdd_lprocfs_time_end(const struct lu_env *env,
353 struct mdd_device *mdd, int op);
356 int mdd_get_flags(const struct lu_env *env, struct mdd_object *obj);
357 struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
358 int mdd_buf_grow(const struct lu_env *env, ssize_t len);
359 void mdd_buf_put(struct lu_buf *buf);
361 extern const struct md_dir_operations mdd_dir_ops;
362 extern const struct md_object_operations mdd_obj_ops;
364 int accmode(const struct lu_env *env, struct lu_attr *la, int flags);
365 extern struct lu_context_key mdd_thread_key;
366 extern const struct lu_device_operations mdd_lu_ops;
368 struct mdd_object *mdd_object_find(const struct lu_env *env,
369 struct mdd_device *d,
370 const struct lu_fid *f);
371 int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm);
372 int mdd_readpage(const struct lu_env *env, struct md_object *obj,
373 const struct lu_rdpg *rdpg);
374 int mdd_declare_llog_record(const struct lu_env *env, struct mdd_device *mdd,
375 int reclen, struct thandle *handle);
376 int mdd_declare_changelog_store(const struct lu_env *env,
377 struct mdd_device *mdd,
378 const struct lu_name *fname,
379 struct thandle *handle);
380 int mdd_changelog(const struct lu_env *env, enum changelog_rec_type type,
381 int flags, struct md_object *obj);
382 int mdd_declare_object_create_internal(const struct lu_env *env,
383 struct mdd_object *p,
384 struct mdd_object *c,
386 struct thandle *handle,
387 const struct md_op_spec *spec);
389 #ifdef HAVE_QUOTA_SUPPORT
390 int mdd_quota_notify(const struct lu_env *env, struct md_device *m);
391 int mdd_quota_setup(const struct lu_env *env, struct md_device *m,
393 int mdd_quota_cleanup(const struct lu_env *env, struct md_device *m);
394 int mdd_quota_recovery(const struct lu_env *env, struct md_device *m);
395 int mdd_quota_check(const struct lu_env *env, struct md_device *m,
397 int mdd_quota_on(const struct lu_env *env, struct md_device *m,
399 int mdd_quota_off(const struct lu_env *env, struct md_device *m,
401 int mdd_quota_setinfo(const struct lu_env *env, struct md_device *m,
402 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
403 int mdd_quota_getinfo(const struct lu_env *env, const struct md_device *m,
404 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
405 int mdd_quota_setquota(const struct lu_env *env, struct md_device *m,
406 __u32 type, __u32 id, struct obd_dqblk *dqblk);
407 int mdd_quota_getquota(const struct lu_env *env, const struct md_device *m,
408 __u32 type, __u32 id, struct obd_dqblk *dqblk);
409 int mdd_quota_getoinfo(const struct lu_env *env, const struct md_device *m,
410 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
411 int mdd_quota_getoquota(const struct lu_env *env, const struct md_device *m,
412 __u32 type, __u32 id, struct obd_dqblk *dqblk);
413 int mdd_quota_invalidate(const struct lu_env *env, struct md_device *m,
415 int mdd_quota_finvalidate(const struct lu_env *env, struct md_device *m,
420 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
421 struct mdd_object *obj, struct lu_attr *la);
423 static inline void mdd_object_put(const struct lu_env *env,
424 struct mdd_object *o)
426 lu_object_put(env, &o->mod_obj.mo_lu);
429 struct thandle *mdd_trans_create(const struct lu_env *env,
430 struct mdd_device *mdd);
431 int mdd_trans_start(const struct lu_env *env, struct mdd_device *mdd,
433 void mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
434 int rc, struct thandle *handle);
435 int mdd_txn_stop_cb(const struct lu_env *env, struct thandle *txn,
437 int mdd_txn_start_cb(const struct lu_env *env, struct thandle *,
441 struct lu_object *mdd_object_alloc(const struct lu_env *env,
442 const struct lu_object_header *hdr,
443 struct lu_device *d);
444 struct llog_changelog_rec;
445 int mdd_changelog_llog_write(struct mdd_device *mdd,
446 struct llog_changelog_rec *rec,
447 struct thandle *handle);
448 int mdd_changelog_llog_cancel(struct mdd_device *mdd, long long endrec);
449 int mdd_changelog_write_header(struct mdd_device *mdd, int markerflags);
450 int mdd_changelog_on(struct mdd_device *mdd, int on);
452 /* mdd_permission.c */
453 #define mdd_cap_t(x) (x)
455 #define MDD_CAP_TO_MASK(x) (1 << (x))
457 #define mdd_cap_raised(c, flag) (mdd_cap_t(c) & MDD_CAP_TO_MASK(flag))
459 /* capable() is copied from linux kernel! */
460 static inline int mdd_capable(struct md_ucred *uc, cfs_cap_t cap)
462 if (mdd_cap_raised(uc->mu_cap, cap))
467 int mdd_def_acl_get(const struct lu_env *env, struct mdd_object *mdd_obj,
469 int mdd_acl_chmod(const struct lu_env *env, struct mdd_object *o, __u32 mode,
470 struct thandle *handle);
471 int __mdd_declare_acl_init(const struct lu_env *env, struct mdd_object *obj,
472 int is_dir, struct thandle *handle);
473 int __mdd_acl_init(const struct lu_env *env, struct mdd_object *obj,
474 struct lu_buf *buf, __u32 *mode, struct thandle *handle);
475 int __mdd_permission_internal(const struct lu_env *env, struct mdd_object *obj,
476 struct lu_attr *la, int mask, int role);
477 int mdd_permission(const struct lu_env *env,
478 struct md_object *pobj, struct md_object *cobj,
479 struct md_attr *ma, int mask);
480 int mdd_capa_get(const struct lu_env *env, struct md_object *obj,
481 struct lustre_capa *capa, int renewal);
483 static inline int lu_device_is_mdd(struct lu_device *d)
485 return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdd_lu_ops);
488 static inline struct mdd_device* lu2mdd_dev(struct lu_device *d)
490 LASSERT(lu_device_is_mdd(d));
491 return container_of0(d, struct mdd_device, mdd_md_dev.md_lu_dev);
494 static inline struct lu_device *mdd2lu_dev(struct mdd_device *d)
496 return (&d->mdd_md_dev.md_lu_dev);
499 static inline struct mdd_object *lu2mdd_obj(struct lu_object *o)
501 LASSERT(ergo(o != NULL, lu_device_is_mdd(o->lo_dev)));
502 return container_of0(o, struct mdd_object, mod_obj.mo_lu);
505 static inline struct mdd_device* mdo2mdd(struct md_object *mdo)
507 return lu2mdd_dev(mdo->mo_lu.lo_dev);
510 static inline struct mdd_object* md2mdd_obj(struct md_object *mdo)
512 return container_of0(mdo, struct mdd_object, mod_obj);
515 static inline const struct dt_device_operations *
516 mdd_child_ops(struct mdd_device *d)
518 return d->mdd_child->dd_ops;
521 static inline struct lu_object *mdd2lu_obj(struct mdd_object *obj)
523 return &obj->mod_obj.mo_lu;
526 static inline struct dt_object* mdd_object_child(struct mdd_object *o)
528 return container_of0(lu_object_next(mdd2lu_obj(o)),
529 struct dt_object, do_lu);
532 static inline struct obd_device *mdd2obd_dev(struct mdd_device *mdd)
534 return mdd->mdd_obd_dev;
537 static inline struct mdd_device *mdd_obj2mdd_dev(struct mdd_object *obj)
539 return mdo2mdd(&obj->mod_obj);
542 static inline const struct lu_fid *mdo2fid(const struct mdd_object *obj)
544 return lu_object_fid(&obj->mod_obj.mo_lu);
547 static inline cfs_umode_t mdd_object_type(const struct mdd_object *obj)
549 return lu_object_attr(&obj->mod_obj.mo_lu);
552 static inline int mdd_lov_mdsize(const struct lu_env *env,
553 struct mdd_device *mdd)
555 struct obd_device *obd = mdd2obd_dev(mdd);
556 return obd->u.mds.mds_max_mdsize;
559 static inline int mdd_lov_cookiesize(const struct lu_env *env,
560 struct mdd_device *mdd)
562 struct obd_device *obd = mdd2obd_dev(mdd);
563 return obd->u.mds.mds_max_cookiesize;
566 static inline int mdd_is_immutable(struct mdd_object *obj)
568 return obj->mod_flags & IMMUTE_OBJ;
571 static inline int mdd_is_dead_obj(struct mdd_object *obj)
573 return obj && obj->mod_flags & DEAD_OBJ;
576 static inline int mdd_is_append(struct mdd_object *obj)
578 return obj->mod_flags & APPEND_OBJ;
581 static inline int mdd_object_exists(struct mdd_object *obj)
583 return lu_object_exists(mdd2lu_obj(obj));
586 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
588 return lu_object_fid(mdd2lu_obj(obj));
591 static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
592 const struct mdd_object *obj)
594 struct md_capainfo *ci = md_capainfo(env);
595 const struct lu_fid *fid = mdo2fid(obj);
598 /* NB: in mdt_init0 */
601 for (i = 0; i < MD_CAPAINFO_MAX; i++)
602 if (lu_fid_eq(&ci->mc_fid[i], fid))
603 return ci->mc_capa[i];
607 static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
608 const struct mdd_object *obj,
609 struct lustre_capa *capa)
611 struct md_capainfo *ci = md_capainfo(env);
612 const struct lu_fid *fid = mdo2fid(obj);
614 LASSERT(offset >= 0 && offset <= MD_CAPAINFO_MAX);
615 /* NB: in mdt_init0 */
618 ci->mc_fid[offset] = *fid;
619 ci->mc_capa[offset] = capa;
622 static inline const char *mdd_obj_dev_name(const struct mdd_object *obj)
624 return lu_dev_name(obj->mod_obj.mo_lu.lo_dev);
627 #define MAX_ATIME_DIFF 60
633 static inline int mdd_permission_internal(const struct lu_env *env,
634 struct mdd_object *obj,
635 struct lu_attr *la, int mask)
637 return __mdd_permission_internal(env, obj, la, mask, -1);
640 static inline int mdd_permission_internal_locked(const struct lu_env *env,
641 struct mdd_object *obj,
642 struct lu_attr *la, int mask,
643 enum mdd_object_role role)
645 return __mdd_permission_internal(env, obj, la, mask, role);
648 static inline int mdo_data_get(const struct lu_env *env,
649 struct mdd_object *obj,
652 struct dt_object *next = mdd_object_child(obj);
653 next->do_ops->do_data_get(env, next, data);
657 /* mdd inline func for calling osd_dt_object ops */
658 static inline int mdo_attr_get(const struct lu_env *env, struct mdd_object *obj,
659 struct lu_attr *la, struct lustre_capa *capa)
661 struct dt_object *next = mdd_object_child(obj);
662 return next->do_ops->do_attr_get(env, next, la, capa);
665 static inline int mdo_declare_attr_set(const struct lu_env *env,
666 struct mdd_object *obj,
667 const struct lu_attr *la,
668 struct thandle *handle)
670 struct dt_object *next = mdd_object_child(obj);
671 return dt_declare_attr_set(env, next, la, handle);
674 static inline int mdo_attr_set(const struct lu_env *env,
675 struct mdd_object *obj,
676 const struct lu_attr *la,
677 struct thandle *handle,
678 struct lustre_capa *capa)
680 struct dt_object *next = mdd_object_child(obj);
681 if (mdd_object_exists(obj) == 0) {
682 CERROR("%s: object "DFID" not found: rc = -2\n",
683 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
686 return next->do_ops->do_attr_set(env, next, la, handle, capa);
689 static inline int mdo_xattr_get(const struct lu_env *env,struct mdd_object *obj,
690 struct lu_buf *buf, const char *name,
691 struct lustre_capa *capa)
693 struct dt_object *next = mdd_object_child(obj);
694 return next->do_ops->do_xattr_get(env, next, buf, name, capa);
697 static inline int mdo_declare_xattr_set(const struct lu_env *env,
698 struct mdd_object *obj,
699 const struct lu_buf *buf,
701 int fl, struct thandle *handle)
703 struct dt_object *next = mdd_object_child(obj);
704 return dt_declare_xattr_set(env, next, buf, name, fl, handle);
707 static inline int mdo_xattr_set(const struct lu_env *env,struct mdd_object *obj,
708 const struct lu_buf *buf, const char *name,
709 int fl, 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_xattr_set(env, next, buf, name, fl, handle,
722 static inline int mdo_declare_xattr_del(const struct lu_env *env,
723 struct mdd_object *obj,
725 struct thandle *handle)
727 struct dt_object *next = mdd_object_child(obj);
728 return dt_declare_xattr_del(env, next, name, handle);
731 static inline int mdo_xattr_del(const struct lu_env *env,struct mdd_object *obj,
732 const char *name, struct thandle *handle,
733 struct lustre_capa *capa)
735 struct dt_object *next = mdd_object_child(obj);
736 if (mdd_object_exists(obj) == 0) {
737 CERROR("%s: object "DFID" not found: rc = -2\n",
738 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
741 return next->do_ops->do_xattr_del(env, next, name, handle, capa);
745 int mdo_xattr_list(const struct lu_env *env, struct mdd_object *obj,
746 struct lu_buf *buf, struct lustre_capa *capa)
748 struct dt_object *next = mdd_object_child(obj);
749 if (mdd_object_exists(obj) == 0) {
750 CERROR("%s: object "DFID" not found: rc = -2\n",
751 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
754 return next->do_ops->do_xattr_list(env, next, buf, capa);
758 int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
759 const struct dt_index_features *feat)
761 struct dt_object *next = mdd_object_child(obj);
762 return next->do_ops->do_index_try(env, next, feat);
766 int mdo_declare_index_insert(const struct lu_env *env, struct mdd_object *obj,
767 const struct lu_fid *fid, const char *name,
768 struct thandle *handle)
770 struct dt_object *next = mdd_object_child(obj);
774 * if the object doesn't exist yet, then it's supposed to be created
775 * and declaration of the creation should be enough to insert ./..
777 if (mdd_object_exists(obj)) {
779 if (dt_try_as_dir(env, next))
780 rc = dt_declare_insert(env, next,
781 (struct dt_rec *)fid,
782 (const struct dt_key *)name,
790 int mdo_declare_index_delete(const struct lu_env *env, struct mdd_object *obj,
791 const char *name, struct thandle *handle)
793 struct dt_object *next = mdd_object_child(obj);
795 if (!dt_try_as_dir(env, next))
798 return dt_declare_delete(env, next, (const struct dt_key *)name,
802 static inline int mdo_declare_ref_add(const struct lu_env *env,
803 struct mdd_object *obj,
804 struct thandle *handle)
806 struct dt_object *next = mdd_object_child(obj);
807 return dt_declare_ref_add(env, next, handle);
810 static inline int mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
811 struct thandle *handle)
813 struct dt_object *next = mdd_object_child(obj);
814 if (mdd_object_exists(obj) == 0) {
815 CERROR("%s: object "DFID" not found: rc = -2\n",
816 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
819 return next->do_ops->do_ref_add(env, next, handle);
822 static inline int mdo_declare_ref_del(const struct lu_env *env,
823 struct mdd_object *obj,
824 struct thandle *handle)
826 struct dt_object *next = mdd_object_child(obj);
827 return dt_declare_ref_del(env, next, handle);
830 static inline int mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
831 struct thandle *handle)
833 struct dt_object *next = mdd_object_child(obj);
834 if (mdd_object_exists(obj) == 0) {
835 CERROR("%s: object "DFID" not found: rc = -2\n",
836 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
839 return next->do_ops->do_ref_del(env, next, handle);
843 int mdo_declare_create_obj(const struct lu_env *env, struct mdd_object *o,
844 struct lu_attr *attr,
845 struct dt_allocation_hint *hint,
846 struct dt_object_format *dof,
847 struct thandle *handle)
849 struct dt_object *next = mdd_object_child(o);
850 return next->do_ops->do_declare_create(env, next, attr, hint,
855 int mdo_create_obj(const struct lu_env *env, struct mdd_object *o,
856 struct lu_attr *attr,
857 struct dt_allocation_hint *hint,
858 struct dt_object_format *dof,
859 struct thandle *handle)
861 struct dt_object *next = mdd_object_child(o);
862 return next->do_ops->do_create(env, next, attr, hint, dof, handle);
866 int mdo_declare_destroy(const struct lu_env *env, struct mdd_object *o,
867 struct thandle *handle)
869 struct dt_object *next = mdd_object_child(o);
870 return dt_declare_destroy(env, next, handle);
874 int mdo_destroy(const struct lu_env *env, struct mdd_object *o,
875 struct thandle *handle)
877 struct dt_object *next = mdd_object_child(o);
878 return dt_destroy(env, next, handle);
881 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
882 struct mdd_object *obj,
883 struct lustre_capa *old,
886 struct dt_object *next = mdd_object_child(obj);
887 if (mdd_object_exists(obj) == 0) {
888 CERROR("%s: object "DFID" not found: rc = -2\n",
889 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
890 return ERR_PTR(-ENOENT);
892 return next->do_ops->do_capa_get(env, next, old, opc);