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 */
129 enum mdd_object_role {
138 struct md_object mod_obj;
143 unsigned long mod_flags;
144 #ifndef MDD_DISABLE_PDO_LOCK
145 struct dynlock mod_pdlock;
147 #ifdef CONFIG_LOCKDEP
148 /* "dep_map" name is assumed by lockdep.h macros. */
149 struct lockdep_map dep_map;
153 struct mdd_thread_info {
154 struct lu_fid mti_fid;
155 struct lu_fid mti_fid2; /* used for be & cpu converting */
156 struct lu_attr mti_la;
157 struct lu_attr mti_la_for_fix;
158 struct md_attr mti_ma;
159 struct obd_info mti_oi;
160 char mti_orph_key[NAME_MAX + 1];
161 struct obd_trans_info mti_oti;
162 struct lu_buf mti_buf;
163 struct lu_buf mti_big_buf; /* biggish persistent buf */
164 struct lu_name mti_name;
166 char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
167 struct dt_allocation_hint mti_hint;
168 struct lov_mds_md *mti_max_lmm;
169 int mti_max_lmm_size;
170 struct llog_cookie *mti_max_cookie;
171 int mti_max_cookie_size;
172 struct dt_object_format mti_dof;
173 struct obd_quotactl mti_oqctl;
176 extern const char orph_index_name[];
178 extern const struct dt_index_features orph_index_features;
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 void __mdd_ref_add(const struct lu_env *env, struct mdd_object *obj,
281 struct thandle *handle);
282 void __mdd_ref_del(const struct lu_env *env, struct mdd_object *obj,
283 struct thandle *handle, int is_dot);
284 int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
285 struct mdd_object *cobj, int check_perm, int check_nlink);
286 int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
287 const struct md_attr *ma);
288 int mdd_may_delete(const struct lu_env *env, struct mdd_object *pobj,
289 struct mdd_object *cobj, struct md_attr *ma,
290 int check_perm, int check_empty);
291 int mdd_unlink_sanity_check(const struct lu_env *env, struct mdd_object *pobj,
292 struct mdd_object *cobj, struct md_attr *ma);
293 int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
294 struct md_attr *ma, struct thandle *th);
295 int mdd_object_initialize(const struct lu_env *env, const struct lu_fid *pfid,
296 const struct lu_name *lname, struct mdd_object *child,
297 struct md_attr *ma, struct thandle *handle,
298 const struct md_op_spec *spec);
299 int mdd_link_sanity_check(const struct lu_env *env, struct mdd_object *tgt_obj,
300 const struct lu_name *lname, struct mdd_object *src_obj);
301 int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
302 int mdd_lookup(const struct lu_env *env,
303 struct md_object *pobj, const struct lu_name *lname,
304 struct lu_fid* fid, struct md_op_spec *spec);
305 struct lu_buf *mdd_links_get(const struct lu_env *env,
306 struct mdd_object *mdd_obj);
307 void mdd_lee_unpack(const struct link_ea_entry *lee, int *reclen,
308 struct lu_name *lname, struct lu_fid *pfid);
311 int mdd_declare_unlink_log(const struct lu_env *env, struct mdd_object *obj,
312 struct md_attr *ma, struct thandle *handle);
313 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
314 struct mdd_object *mdd_cobj, struct md_attr *ma);
316 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
317 const struct md_attr *ma,
318 struct lov_mds_md *lmm, int lmm_size,
319 struct llog_cookie *logcookies, int cookies_size);
321 int mdd_get_cookie_size(const struct lu_env *env, struct mdd_device *mdd,
322 struct lov_mds_md *lmm);
324 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
325 struct lov_mds_md *lmm, int lmm_size,
326 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_is_mnlink(struct mdd_object *obj)
582 return obj->mod_flags & MNLINK_OBJ;
585 static inline int mdd_object_exists(struct mdd_object *obj)
587 return lu_object_exists(mdd2lu_obj(obj));
590 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
592 return lu_object_fid(mdd2lu_obj(obj));
595 static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
596 const struct mdd_object *obj)
598 struct md_capainfo *ci = md_capainfo(env);
599 const struct lu_fid *fid = mdo2fid(obj);
602 /* NB: in mdt_init0 */
605 for (i = 0; i < MD_CAPAINFO_MAX; i++)
606 if (ci->mc_fid[i] && lu_fid_eq(ci->mc_fid[i], fid))
607 return ci->mc_capa[i];
611 static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
612 const struct mdd_object *obj,
613 struct lustre_capa *capa)
615 struct md_capainfo *ci = md_capainfo(env);
616 const struct lu_fid *fid = mdo2fid(obj);
618 LASSERT(offset >= 0 && offset <= MD_CAPAINFO_MAX);
619 /* NB: in mdt_init0 */
622 ci->mc_fid[offset] = fid;
623 ci->mc_capa[offset] = capa;
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 LASSERT(mdd_object_exists(obj));
681 return next->do_ops->do_attr_set(env, next, la, handle, capa);
684 static inline int mdo_xattr_get(const struct lu_env *env,struct mdd_object *obj,
685 struct lu_buf *buf, const char *name,
686 struct lustre_capa *capa)
688 struct dt_object *next = mdd_object_child(obj);
689 return next->do_ops->do_xattr_get(env, next, buf, name, capa);
692 static inline int mdo_declare_xattr_set(const struct lu_env *env,
693 struct mdd_object *obj,
694 const struct lu_buf *buf,
696 int fl, struct thandle *handle)
698 struct dt_object *next = mdd_object_child(obj);
699 return dt_declare_xattr_set(env, next, buf, name, fl, handle);
702 static inline int mdo_xattr_set(const struct lu_env *env,struct mdd_object *obj,
703 const struct lu_buf *buf, const char *name,
704 int fl, struct thandle *handle,
705 struct lustre_capa *capa)
707 struct dt_object *next = mdd_object_child(obj);
708 LASSERT(mdd_object_exists(obj));
709 return next->do_ops->do_xattr_set(env, next, buf, name, fl, handle,
713 static inline int mdo_declare_xattr_del(const struct lu_env *env,
714 struct mdd_object *obj,
716 struct thandle *handle)
718 struct dt_object *next = mdd_object_child(obj);
719 return dt_declare_xattr_del(env, next, name, handle);
722 static inline int mdo_xattr_del(const struct lu_env *env,struct mdd_object *obj,
723 const char *name, struct thandle *handle,
724 struct lustre_capa *capa)
726 struct dt_object *next = mdd_object_child(obj);
727 LASSERT(mdd_object_exists(obj));
728 return next->do_ops->do_xattr_del(env, next, name, handle, capa);
732 int mdo_xattr_list(const struct lu_env *env, struct mdd_object *obj,
733 struct lu_buf *buf, struct lustre_capa *capa)
735 struct dt_object *next = mdd_object_child(obj);
736 LASSERT(mdd_object_exists(obj));
737 return next->do_ops->do_xattr_list(env, next, buf, capa);
741 int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
742 const struct dt_index_features *feat)
744 struct dt_object *next = mdd_object_child(obj);
745 return next->do_ops->do_index_try(env, next, feat);
749 int mdo_declare_index_insert(const struct lu_env *env, struct mdd_object *obj,
750 const struct lu_fid *fid, const char *name,
751 struct thandle *handle)
753 struct dt_object *next = mdd_object_child(obj);
757 * if the object doesn't exist yet, then it's supposed to be created
758 * and declaration of the creation should be enough to insert ./..
760 if (mdd_object_exists(obj)) {
762 if (dt_try_as_dir(env, next))
763 rc = dt_declare_insert(env, next,
764 (struct dt_rec *)fid,
765 (const struct dt_key *)name,
773 int mdo_declare_index_delete(const struct lu_env *env, struct mdd_object *obj,
774 const char *name, struct thandle *handle)
776 struct dt_object *next = mdd_object_child(obj);
778 if (!dt_try_as_dir(env, next))
781 return dt_declare_delete(env, next, (const struct dt_key *)name,
785 static inline int mdo_declare_ref_add(const struct lu_env *env,
786 struct mdd_object *obj,
787 struct thandle *handle)
789 struct dt_object *next = mdd_object_child(obj);
790 return dt_declare_ref_add(env, next, handle);
793 static inline int mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
794 struct thandle *handle)
796 struct dt_object *next = mdd_object_child(obj);
797 LASSERT(mdd_object_exists(obj));
798 return next->do_ops->do_ref_add(env, next, handle);
801 static inline int mdo_declare_ref_del(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_del(env, next, handle);
809 static inline int mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
810 struct thandle *handle)
812 struct dt_object *next = mdd_object_child(obj);
813 LASSERT(mdd_object_exists(obj));
814 return next->do_ops->do_ref_del(env, next, handle);
818 int mdo_declare_create_obj(const struct lu_env *env, struct mdd_object *o,
819 struct lu_attr *attr,
820 struct dt_allocation_hint *hint,
821 struct dt_object_format *dof,
822 struct thandle *handle)
824 struct dt_object *next = mdd_object_child(o);
825 return next->do_ops->do_declare_create(env, next, attr, hint,
830 int mdo_create_obj(const struct lu_env *env, struct mdd_object *o,
831 struct lu_attr *attr,
832 struct dt_allocation_hint *hint,
833 struct dt_object_format *dof,
834 struct thandle *handle)
836 struct dt_object *next = mdd_object_child(o);
837 return next->do_ops->do_create(env, next, attr, hint, dof, handle);
841 int mdo_declare_destroy(const struct lu_env *env, struct mdd_object *o,
842 struct thandle *handle)
844 struct dt_object *next = mdd_object_child(o);
845 return dt_declare_destroy(env, next, handle);
849 int mdo_destroy(const struct lu_env *env, struct mdd_object *o,
850 struct thandle *handle)
852 struct dt_object *next = mdd_object_child(o);
853 return dt_destroy(env, next, handle);
856 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
857 struct mdd_object *obj,
858 struct lustre_capa *old,
861 struct dt_object *next = mdd_object_child(obj);
862 LASSERT(mdd_object_exists(obj));
863 return next->do_ops->do_capa_get(env, next, old, opc);