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, 2012, Whamcloud, Inc.
35 * This file is part of Lustre, http://www.lustre.org/
36 * Lustre is a trademark of Sun Microsystems, Inc.
38 * lustre/mdd/mdd_internal.h
40 * Author: Wang Di <wangdi@clusterfs.com>
43 #ifndef _MDD_INTERNAL_H
44 #define _MDD_INTERNAL_H
46 #include <lustre_acl.h>
47 #include <lustre_eacl.h>
49 #include <md_object.h>
50 #include <dt_object.h>
51 #include <linux/sched.h>
52 #include <linux/capability.h>
53 #ifdef HAVE_QUOTA_SUPPORT
54 # include <lustre_quota.h>
56 #include <lustre_fsfilt.h>
58 #ifdef HAVE_QUOTA_SUPPORT
60 extern quota_interface_t *mds_quota_interface_ref;
62 static inline void mdd_quota_wrapper(struct lu_attr *la, unsigned int *qids)
64 qids[USRQUOTA] = la->la_uid;
65 qids[GRPQUOTA] = la->la_gid;
69 /* PDO lock is unnecessary for current MDT stack because operations
70 * are already protected by ldlm lock */
71 #define MDD_DISABLE_PDO_LOCK 1
74 /** changelog is recording */
75 #define CLM_ON 0x00001
76 /** internal error prevented changelogs from starting */
77 #define CLM_ERR 0x00002
79 /** changelogs turned on */
80 #define CLM_START 0x10000
81 /** changelogs turned off */
82 #define CLM_FINI 0x20000
83 /** some changelog records purged */
84 #define CLM_PURGE 0x40000
86 struct mdd_changelog {
87 cfs_spinlock_t mc_lock; /* for index */
92 cfs_spinlock_t mc_user_lock;
96 /** Objects in .lustre dir */
97 struct mdd_dot_lustre_objs {
98 struct mdd_object *mdd_obf;
102 struct md_device mdd_md_dev;
103 struct dt_device *mdd_child;
104 struct obd_device *mdd_obd_dev;
105 struct lu_fid mdd_root_fid;
106 struct dt_device_param mdd_dt_conf;
107 struct dt_object *mdd_orphans; /* PENDING directory */
108 struct dt_object *mdd_capa;
109 struct dt_txn_callback mdd_txn_cb;
110 cfs_proc_dir_entry_t *mdd_proc_entry;
111 struct lprocfs_stats *mdd_stats;
112 struct mdd_changelog mdd_cl;
113 unsigned long mdd_atime_diff;
114 struct mdd_object *mdd_dot_lustre;
115 struct mdd_dot_lustre_objs mdd_dot_lustre_objs;
116 unsigned int mdd_sync_permission;
120 /* The dir object has been unlinked */
127 enum mdd_object_role {
136 struct md_object mod_obj;
141 unsigned long mod_flags;
142 #ifndef MDD_DISABLE_PDO_LOCK
143 struct dynlock mod_pdlock;
145 #ifdef CONFIG_LOCKDEP
146 /* "dep_map" name is assumed by lockdep.h macros. */
147 struct lockdep_map dep_map;
151 struct mdd_thread_info {
152 struct lu_fid mti_fid;
153 struct lu_fid mti_fid2; /* used for be & cpu converting */
154 struct lu_attr mti_la;
155 struct lu_attr mti_la_for_fix;
156 struct md_attr mti_ma;
157 struct obd_info mti_oi;
158 char mti_orph_key[NAME_MAX + 1];
159 struct obd_trans_info mti_oti;
160 struct lu_buf mti_buf;
161 struct lu_buf mti_big_buf; /* biggish persistent buf */
162 struct lu_name mti_name;
164 char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
165 struct dt_allocation_hint mti_hint;
166 struct lov_mds_md *mti_max_lmm;
167 int mti_max_lmm_size;
168 struct llog_cookie *mti_max_cookie;
169 int mti_max_cookie_size;
170 struct dt_object_format mti_dof;
171 struct obd_quotactl mti_oqctl;
174 extern const char orph_index_name[];
176 extern const struct dt_index_features orph_index_features;
178 struct lov_mds_md *mdd_max_lmm_buffer(const struct lu_env *env, int size);
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);
322 int mdd_lovobj_unlink(const struct lu_env *env, struct mdd_device *mdd,
323 struct mdd_object *obj, struct lu_attr *la,
324 struct lov_mds_md *lmm, int lmm_size,
325 struct llog_cookie *logcookies,
328 struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
330 struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
331 const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
332 const void *area, ssize_t len);
334 int __mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
335 int __mdd_orphan_add(const struct lu_env *, struct mdd_object *,
337 int __mdd_orphan_del(const struct lu_env *, struct mdd_object *,
339 int orph_index_init(const struct lu_env *env, struct mdd_device *mdd);
340 void orph_index_fini(const struct lu_env *env, struct mdd_device *mdd);
341 int orph_declare_index_insert(const struct lu_env *, struct mdd_object *,
343 int orph_declare_index_delete(const struct lu_env *, struct mdd_object *,
347 void lprocfs_mdd_init_vars(struct lprocfs_static_vars *lvars);
348 int mdd_procfs_init(struct mdd_device *mdd, const char *name);
349 int mdd_procfs_fini(struct mdd_device *mdd);
350 void mdd_lprocfs_time_start(const struct lu_env *env);
351 void mdd_lprocfs_time_end(const struct lu_env *env,
352 struct mdd_device *mdd, int op);
355 int mdd_get_flags(const struct lu_env *env, struct mdd_object *obj);
356 struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
357 int mdd_buf_grow(const struct lu_env *env, ssize_t len);
358 void mdd_buf_put(struct lu_buf *buf);
360 extern const struct md_dir_operations mdd_dir_ops;
361 extern const struct md_object_operations mdd_obj_ops;
363 int accmode(const struct lu_env *env, struct lu_attr *la, int flags);
364 extern struct lu_context_key mdd_thread_key;
365 extern const struct lu_device_operations mdd_lu_ops;
367 struct mdd_object *mdd_object_find(const struct lu_env *env,
368 struct mdd_device *d,
369 const struct lu_fid *f);
370 int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm);
371 int mdd_readpage(const struct lu_env *env, struct md_object *obj,
372 const struct lu_rdpg *rdpg);
373 int mdd_declare_llog_record(const struct lu_env *env, struct mdd_device *mdd,
374 int reclen, struct thandle *handle);
375 int mdd_declare_changelog_store(const struct lu_env *env,
376 struct mdd_device *mdd,
377 const struct lu_name *fname,
378 struct thandle *handle);
379 int mdd_changelog(const struct lu_env *env, enum changelog_rec_type type,
380 int flags, struct md_object *obj);
381 int mdd_declare_object_create_internal(const struct lu_env *env,
382 struct mdd_object *p,
383 struct mdd_object *c,
385 struct thandle *handle,
386 const struct md_op_spec *spec);
388 #ifdef HAVE_QUOTA_SUPPORT
389 int mdd_quota_notify(const struct lu_env *env, struct md_device *m);
390 int mdd_quota_setup(const struct lu_env *env, struct md_device *m,
392 int mdd_quota_cleanup(const struct lu_env *env, struct md_device *m);
393 int mdd_quota_recovery(const struct lu_env *env, struct md_device *m);
394 int mdd_quota_check(const struct lu_env *env, struct md_device *m,
396 int mdd_quota_on(const struct lu_env *env, struct md_device *m,
398 int mdd_quota_off(const struct lu_env *env, struct md_device *m,
400 int mdd_quota_setinfo(const struct lu_env *env, struct md_device *m,
401 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
402 int mdd_quota_getinfo(const struct lu_env *env, const struct md_device *m,
403 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
404 int mdd_quota_setquota(const struct lu_env *env, struct md_device *m,
405 __u32 type, __u32 id, struct obd_dqblk *dqblk);
406 int mdd_quota_getquota(const struct lu_env *env, const struct md_device *m,
407 __u32 type, __u32 id, struct obd_dqblk *dqblk);
408 int mdd_quota_getoinfo(const struct lu_env *env, const struct md_device *m,
409 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
410 int mdd_quota_getoquota(const struct lu_env *env, const struct md_device *m,
411 __u32 type, __u32 id, struct obd_dqblk *dqblk);
412 int mdd_quota_invalidate(const struct lu_env *env, struct md_device *m,
414 int mdd_quota_finvalidate(const struct lu_env *env, struct md_device *m,
419 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
420 struct mdd_object *obj, struct lu_attr *la);
422 static inline void mdd_object_put(const struct lu_env *env,
423 struct mdd_object *o)
425 lu_object_put(env, &o->mod_obj.mo_lu);
428 struct thandle *mdd_trans_create(const struct lu_env *env,
429 struct mdd_device *mdd);
430 int mdd_trans_start(const struct lu_env *env, struct mdd_device *mdd,
432 void mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
433 int rc, struct thandle *handle);
434 int mdd_txn_stop_cb(const struct lu_env *env, struct thandle *txn,
436 int mdd_txn_start_cb(const struct lu_env *env, struct thandle *,
440 struct lu_object *mdd_object_alloc(const struct lu_env *env,
441 const struct lu_object_header *hdr,
442 struct lu_device *d);
443 struct llog_changelog_rec;
444 int mdd_changelog_llog_write(struct mdd_device *mdd,
445 struct llog_changelog_rec *rec,
446 struct thandle *handle);
447 int mdd_changelog_llog_cancel(struct mdd_device *mdd, long long endrec);
448 int mdd_changelog_write_header(struct mdd_device *mdd, int markerflags);
449 int mdd_changelog_on(struct mdd_device *mdd, int on);
451 /* mdd_permission.c */
452 #define mdd_cap_t(x) (x)
454 #define MDD_CAP_TO_MASK(x) (1 << (x))
456 #define mdd_cap_raised(c, flag) (mdd_cap_t(c) & MDD_CAP_TO_MASK(flag))
458 /* capable() is copied from linux kernel! */
459 static inline int mdd_capable(struct md_ucred *uc, cfs_cap_t cap)
461 if (mdd_cap_raised(uc->mu_cap, cap))
466 int mdd_def_acl_get(const struct lu_env *env, struct mdd_object *mdd_obj,
468 int mdd_acl_chmod(const struct lu_env *env, struct mdd_object *o, __u32 mode,
469 struct thandle *handle);
470 int __mdd_declare_acl_init(const struct lu_env *env, struct mdd_object *obj,
471 int is_dir, struct thandle *handle);
472 int __mdd_acl_init(const struct lu_env *env, struct mdd_object *obj,
473 struct lu_buf *buf, __u32 *mode, struct thandle *handle);
474 int __mdd_permission_internal(const struct lu_env *env, struct mdd_object *obj,
475 struct lu_attr *la, int mask, int role);
476 int mdd_permission(const struct lu_env *env,
477 struct md_object *pobj, struct md_object *cobj,
478 struct md_attr *ma, int mask);
479 int mdd_capa_get(const struct lu_env *env, struct md_object *obj,
480 struct lustre_capa *capa, int renewal);
482 static inline int lu_device_is_mdd(struct lu_device *d)
484 return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdd_lu_ops);
487 static inline struct mdd_device* lu2mdd_dev(struct lu_device *d)
489 LASSERT(lu_device_is_mdd(d));
490 return container_of0(d, struct mdd_device, mdd_md_dev.md_lu_dev);
493 static inline struct lu_device *mdd2lu_dev(struct mdd_device *d)
495 return (&d->mdd_md_dev.md_lu_dev);
498 static inline struct mdd_object *lu2mdd_obj(struct lu_object *o)
500 LASSERT(ergo(o != NULL, lu_device_is_mdd(o->lo_dev)));
501 return container_of0(o, struct mdd_object, mod_obj.mo_lu);
504 static inline struct mdd_device* mdo2mdd(struct md_object *mdo)
506 return lu2mdd_dev(mdo->mo_lu.lo_dev);
509 static inline struct mdd_object* md2mdd_obj(struct md_object *mdo)
511 return container_of0(mdo, struct mdd_object, mod_obj);
514 static inline const struct dt_device_operations *
515 mdd_child_ops(struct mdd_device *d)
517 return d->mdd_child->dd_ops;
520 static inline struct lu_object *mdd2lu_obj(struct mdd_object *obj)
522 return &obj->mod_obj.mo_lu;
525 static inline struct dt_object* mdd_object_child(struct mdd_object *o)
527 return container_of0(lu_object_next(mdd2lu_obj(o)),
528 struct dt_object, do_lu);
531 static inline struct obd_device *mdd2obd_dev(struct mdd_device *mdd)
533 return mdd->mdd_obd_dev;
536 static inline struct mdd_device *mdd_obj2mdd_dev(struct mdd_object *obj)
538 return mdo2mdd(&obj->mod_obj);
541 static inline const struct lu_fid *mdo2fid(const struct mdd_object *obj)
543 return lu_object_fid(&obj->mod_obj.mo_lu);
546 static inline cfs_umode_t mdd_object_type(const struct mdd_object *obj)
548 return lu_object_attr(&obj->mod_obj.mo_lu);
551 static inline int mdd_lov_mdsize(const struct lu_env *env,
552 struct mdd_device *mdd)
554 struct obd_device *obd = mdd2obd_dev(mdd);
555 return obd->u.mds.mds_max_mdsize;
558 static inline int mdd_lov_cookiesize(const struct lu_env *env,
559 struct mdd_device *mdd)
561 struct obd_device *obd = mdd2obd_dev(mdd);
562 return obd->u.mds.mds_max_cookiesize;
565 static inline int mdd_is_immutable(struct mdd_object *obj)
567 return obj->mod_flags & IMMUTE_OBJ;
570 static inline int mdd_is_dead_obj(struct mdd_object *obj)
572 return obj && obj->mod_flags & DEAD_OBJ;
575 static inline int mdd_is_append(struct mdd_object *obj)
577 return obj->mod_flags & APPEND_OBJ;
580 static inline int mdd_object_exists(struct mdd_object *obj)
582 return lu_object_exists(mdd2lu_obj(obj));
585 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
587 return lu_object_fid(mdd2lu_obj(obj));
590 static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
591 const struct mdd_object *obj)
593 struct md_capainfo *ci = md_capainfo(env);
594 const struct lu_fid *fid = mdo2fid(obj);
597 /* NB: in mdt_init0 */
600 for (i = 0; i < MD_CAPAINFO_MAX; i++)
601 if (lu_fid_eq(&ci->mc_fid[i], fid))
602 return ci->mc_capa[i];
606 static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
607 const struct mdd_object *obj,
608 struct lustre_capa *capa)
610 struct md_capainfo *ci = md_capainfo(env);
611 const struct lu_fid *fid = mdo2fid(obj);
613 LASSERT(offset >= 0 && offset <= MD_CAPAINFO_MAX);
614 /* NB: in mdt_init0 */
617 ci->mc_fid[offset] = *fid;
618 ci->mc_capa[offset] = capa;
621 static inline const char *mdd_obj_dev_name(const struct mdd_object *obj)
623 return lu_dev_name(obj->mod_obj.mo_lu.lo_dev);
626 #define MAX_ATIME_DIFF 60
632 static inline int mdd_permission_internal(const struct lu_env *env,
633 struct mdd_object *obj,
634 struct lu_attr *la, int mask)
636 return __mdd_permission_internal(env, obj, la, mask, -1);
639 static inline int mdd_permission_internal_locked(const struct lu_env *env,
640 struct mdd_object *obj,
641 struct lu_attr *la, int mask,
642 enum mdd_object_role role)
644 return __mdd_permission_internal(env, obj, la, mask, role);
647 static inline int mdo_data_get(const struct lu_env *env,
648 struct mdd_object *obj,
651 struct dt_object *next = mdd_object_child(obj);
652 next->do_ops->do_data_get(env, next, data);
656 /* mdd inline func for calling osd_dt_object ops */
657 static inline int mdo_attr_get(const struct lu_env *env, struct mdd_object *obj,
658 struct lu_attr *la, struct lustre_capa *capa)
660 struct dt_object *next = mdd_object_child(obj);
661 return next->do_ops->do_attr_get(env, next, la, capa);
664 static inline int mdo_declare_attr_set(const struct lu_env *env,
665 struct mdd_object *obj,
666 const struct lu_attr *la,
667 struct thandle *handle)
669 struct dt_object *next = mdd_object_child(obj);
670 return dt_declare_attr_set(env, next, la, handle);
673 static inline int mdo_attr_set(const struct lu_env *env,
674 struct mdd_object *obj,
675 const struct lu_attr *la,
676 struct thandle *handle,
677 struct lustre_capa *capa)
679 struct dt_object *next = mdd_object_child(obj);
680 if (mdd_object_exists(obj) == 0) {
681 CERROR("%s: object "DFID" not found: rc = -2\n",
682 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
685 return next->do_ops->do_attr_set(env, next, la, handle, capa);
688 static inline int mdo_xattr_get(const struct lu_env *env,struct mdd_object *obj,
689 struct lu_buf *buf, const char *name,
690 struct lustre_capa *capa)
692 struct dt_object *next = mdd_object_child(obj);
693 return next->do_ops->do_xattr_get(env, next, buf, name, capa);
696 static inline int mdo_declare_xattr_set(const struct lu_env *env,
697 struct mdd_object *obj,
698 const struct lu_buf *buf,
700 int fl, struct thandle *handle)
702 struct dt_object *next = mdd_object_child(obj);
703 return dt_declare_xattr_set(env, next, buf, name, fl, handle);
706 static inline int mdo_xattr_set(const struct lu_env *env,struct mdd_object *obj,
707 const struct lu_buf *buf, const char *name,
708 int fl, struct thandle *handle,
709 struct lustre_capa *capa)
711 struct dt_object *next = mdd_object_child(obj);
712 if (mdd_object_exists(obj) == 0) {
713 CERROR("%s: object "DFID" not found: rc = -2\n",
714 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
717 return next->do_ops->do_xattr_set(env, next, buf, name, fl, handle,
721 static inline int mdo_declare_xattr_del(const struct lu_env *env,
722 struct mdd_object *obj,
724 struct thandle *handle)
726 struct dt_object *next = mdd_object_child(obj);
727 return dt_declare_xattr_del(env, next, name, handle);
730 static inline int mdo_xattr_del(const struct lu_env *env,struct mdd_object *obj,
731 const char *name, struct thandle *handle,
732 struct lustre_capa *capa)
734 struct dt_object *next = mdd_object_child(obj);
735 if (mdd_object_exists(obj) == 0) {
736 CERROR("%s: object "DFID" not found: rc = -2\n",
737 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
740 return next->do_ops->do_xattr_del(env, next, name, handle, capa);
744 int mdo_xattr_list(const struct lu_env *env, struct mdd_object *obj,
745 struct lu_buf *buf, struct lustre_capa *capa)
747 struct dt_object *next = mdd_object_child(obj);
748 if (mdd_object_exists(obj) == 0) {
749 CERROR("%s: object "DFID" not found: rc = -2\n",
750 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
753 return next->do_ops->do_xattr_list(env, next, buf, capa);
757 int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
758 const struct dt_index_features *feat)
760 struct dt_object *next = mdd_object_child(obj);
761 return next->do_ops->do_index_try(env, next, feat);
765 int mdo_declare_index_insert(const struct lu_env *env, struct mdd_object *obj,
766 const struct lu_fid *fid, const char *name,
767 struct thandle *handle)
769 struct dt_object *next = mdd_object_child(obj);
773 * if the object doesn't exist yet, then it's supposed to be created
774 * and declaration of the creation should be enough to insert ./..
776 if (mdd_object_exists(obj)) {
778 if (dt_try_as_dir(env, next))
779 rc = dt_declare_insert(env, next,
780 (struct dt_rec *)fid,
781 (const struct dt_key *)name,
789 int mdo_declare_index_delete(const struct lu_env *env, struct mdd_object *obj,
790 const char *name, struct thandle *handle)
792 struct dt_object *next = mdd_object_child(obj);
794 if (!dt_try_as_dir(env, next))
797 return dt_declare_delete(env, next, (const struct dt_key *)name,
801 static inline int mdo_declare_ref_add(const struct lu_env *env,
802 struct mdd_object *obj,
803 struct thandle *handle)
805 struct dt_object *next = mdd_object_child(obj);
806 return dt_declare_ref_add(env, next, handle);
809 static inline int mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
810 struct thandle *handle)
812 struct dt_object *next = mdd_object_child(obj);
813 if (mdd_object_exists(obj) == 0) {
814 CERROR("%s: object "DFID" not found: rc = -2\n",
815 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
818 return next->do_ops->do_ref_add(env, next, handle);
821 static inline int mdo_declare_ref_del(const struct lu_env *env,
822 struct mdd_object *obj,
823 struct thandle *handle)
825 struct dt_object *next = mdd_object_child(obj);
826 return dt_declare_ref_del(env, next, handle);
829 static inline int mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
830 struct thandle *handle)
832 struct dt_object *next = mdd_object_child(obj);
833 if (mdd_object_exists(obj) == 0) {
834 CERROR("%s: object "DFID" not found: rc = -2\n",
835 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
838 return next->do_ops->do_ref_del(env, next, handle);
842 int mdo_declare_create_obj(const struct lu_env *env, struct mdd_object *o,
843 struct lu_attr *attr,
844 struct dt_allocation_hint *hint,
845 struct dt_object_format *dof,
846 struct thandle *handle)
848 struct dt_object *next = mdd_object_child(o);
849 return next->do_ops->do_declare_create(env, next, attr, hint,
854 int mdo_create_obj(const struct lu_env *env, struct mdd_object *o,
855 struct lu_attr *attr,
856 struct dt_allocation_hint *hint,
857 struct dt_object_format *dof,
858 struct thandle *handle)
860 struct dt_object *next = mdd_object_child(o);
861 return next->do_ops->do_create(env, next, attr, hint, dof, handle);
865 int mdo_declare_destroy(const struct lu_env *env, struct mdd_object *o,
866 struct thandle *handle)
868 struct dt_object *next = mdd_object_child(o);
869 return dt_declare_destroy(env, next, handle);
873 int mdo_destroy(const struct lu_env *env, struct mdd_object *o,
874 struct thandle *handle)
876 struct dt_object *next = mdd_object_child(o);
877 return dt_destroy(env, next, handle);
880 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
881 struct mdd_object *obj,
882 struct lustre_capa *old,
885 struct dt_object *next = mdd_object_child(obj);
886 if (mdd_object_exists(obj) == 0) {
887 CERROR("%s: object "DFID" not found: rc = -2\n",
888 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
889 return ERR_PTR(-ENOENT);
891 return next->do_ops->do_capa_get(env, next, old, opc);