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, Intel Corporation.
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>
46 #include <md_object.h>
47 #include <dt_object.h>
48 #include <lustre_fsfilt.h>
49 #include <lustre/lustre_lfsck_user.h>
50 #include <lustre_fid.h>
51 #include <lustre_capa.h>
52 #include <lprocfs_status.h>
53 #include <lustre_log.h>
55 #include "mdd_lfsck.h"
57 /* PDO lock is unnecessary for current MDT stack because operations
58 * are already protected by ldlm lock */
59 #define MDD_DISABLE_PDO_LOCK 1
62 /** changelog is recording */
63 #define CLM_ON 0x00001
64 /** internal error prevented changelogs from starting */
65 #define CLM_ERR 0x00002
67 /** changelogs turned on */
68 #define CLM_START 0x10000
69 /** changelogs turned off */
70 #define CLM_FINI 0x20000
71 /** some changelog records purged */
72 #define CLM_PURGE 0x40000
74 struct mdd_changelog {
75 spinlock_t mc_lock; /* for index */
80 spinlock_t mc_user_lock;
84 static inline __u64 cl_time(void) {
87 cfs_fs_time_current(&time);
88 return (((__u64)time.tv_sec) << 30) + time.tv_nsec;
91 /** Objects in .lustre dir */
92 struct mdd_dot_lustre_objs {
93 struct mdd_object *mdd_obf;
96 extern const char lfsck_bookmark_name[];
99 struct md_device mdd_md_dev;
100 struct obd_export *mdd_child_exp;
101 struct dt_device *mdd_child;
102 struct dt_device *mdd_bottom;
103 struct lu_fid mdd_root_fid;
104 struct lu_fid mdd_local_root_fid;
105 struct dt_device_param mdd_dt_conf;
106 struct dt_object *mdd_orphans; /* PENDING directory */
107 struct dt_object *mdd_capa;
108 cfs_proc_dir_entry_t *mdd_proc_entry;
109 struct mdd_changelog mdd_cl;
110 unsigned long mdd_atime_diff;
111 struct mdd_object *mdd_dot_lustre;
112 struct mdd_dot_lustre_objs mdd_dot_lustre_objs;
113 struct md_lfsck mdd_lfsck;
114 unsigned int mdd_sync_permission;
119 /* The dir object has been unlinked */
127 struct md_object mod_obj;
132 unsigned long mod_flags;
133 #ifndef MDD_DISABLE_PDO_LOCK
134 struct dynlock mod_pdlock;
136 #ifdef CONFIG_LOCKDEP
137 /* "dep_map" name is assumed by lockdep.h macros. */
138 struct lockdep_map dep_map;
142 struct mdd_thread_info {
143 struct lu_fid mti_fid;
144 struct lu_fid mti_fid2; /* used for be & cpu converting */
145 struct lu_attr mti_la;
146 struct lu_attr mti_la_for_fix;
147 struct lu_attr mti_pattr;
148 struct lu_attr mti_cattr;
149 struct md_attr mti_ma;
150 struct obd_info mti_oi;
151 /* mti_ent and mti_key must be conjoint,
152 * then mti_ent::lde_name will be mti_key. */
153 struct lu_dirent mti_ent;
154 char mti_key[NAME_MAX + 16];
155 struct obd_trans_info mti_oti;
156 struct lu_buf mti_buf;
157 struct lu_buf mti_big_buf; /* biggish persistent buf */
158 struct lu_name mti_name;
159 struct lu_name mti_name2;
161 char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
162 struct dt_allocation_hint mti_hint;
163 struct lov_mds_md *mti_max_lmm;
164 int mti_max_lmm_size;
165 struct llog_cookie *mti_max_cookie;
166 int mti_max_cookie_size;
167 struct dt_object_format mti_dof;
168 struct obd_quotactl mti_oqctl;
172 * The data that link search is done on.
174 struct mdd_link_data {
176 * Buffer to keep link EA body.
178 struct lu_buf *ml_buf;
180 * The matched header, entry and its lenght in the EA
182 struct link_ea_header *ml_leh;
183 struct link_ea_entry *ml_lee;
187 extern const char orph_index_name[];
189 extern const struct dt_index_features orph_index_features;
191 struct lov_mds_md *mdd_max_lmm_buffer(const struct lu_env *env, int size);
192 struct lov_mds_md *mdd_max_lmm_get(const struct lu_env *env,
193 struct mdd_device *mdd);
195 struct llog_cookie *mdd_max_cookie_get(const struct lu_env *env,
196 struct mdd_device *mdd);
198 int mdd_init_obd(const struct lu_env *env, struct mdd_device *mdd,
199 struct lustre_cfg *cfg);
200 int mdd_fini_obd(const struct lu_env *env, struct mdd_device *mdd,
201 struct lustre_cfg *lcfg);
202 int __mdd_xattr_set(const struct lu_env *env, struct mdd_object *obj,
203 const struct lu_buf *buf, const char *name,
204 int fl, struct thandle *handle);
205 int mdd_xattr_set_txn(const struct lu_env *env, struct mdd_object *obj,
206 const struct lu_buf *buf, const char *name, int fl,
207 struct thandle *txn);
208 int mdd_lsm_sanity_check(const struct lu_env *env, struct mdd_object *obj);
209 int mdd_lov_set_md(const struct lu_env *env, struct mdd_object *pobj,
210 struct mdd_object *child, struct lov_mds_md *lmm,
211 int lmm_size, struct thandle *handle, int set_stripe);
212 int mdd_lov_create(const struct lu_env *env, struct mdd_device *mdd,
213 struct mdd_object *parent, struct mdd_object *child,
214 struct lov_mds_md **lmm, int *lmm_size,
215 const struct md_op_spec *spec, struct md_attr *ma);
216 int mdd_lov_objid_prepare(struct mdd_device *mdd, struct lov_mds_md *lmm);
217 int mdd_declare_lov_objid_update(const struct lu_env *, struct mdd_device *,
219 void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm);
220 void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
221 struct lov_mds_md *lmm, int lmm_size,
222 const struct md_op_spec *spec);
223 int mdd_file_lock(const struct lu_env *env, struct md_object *obj,
224 struct lov_mds_md *lmm, struct ldlm_extent *extent,
225 struct lustre_handle *lockh);
226 int mdd_file_unlock(const struct lu_env *env, struct md_object *obj,
227 struct lov_mds_md *lmm, struct lustre_handle *lockh);
228 int mdd_lum_lmm_cmp(const struct lu_env *env, struct md_object *cobj,
229 const struct md_op_spec *spec, struct md_attr *ma);
230 int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
231 void *md, int *md_size, const char *name);
232 int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
233 void *md, int *md_size, const char *name);
234 int mdd_data_get(const struct lu_env *env, struct mdd_object *obj, void **data);
235 int mdd_la_get(const struct lu_env *env, struct mdd_object *obj,
236 struct lu_attr *la, struct lustre_capa *capa);
237 int mdd_attr_get(const struct lu_env *env, struct md_object *obj,
239 int mdd_attr_set(const struct lu_env *env, struct md_object *obj,
240 const struct md_attr *ma);
241 int mdd_attr_set_internal(const struct lu_env *env,
242 struct mdd_object *obj,
243 struct lu_attr *attr,
244 struct thandle *handle,
246 int mdd_attr_check_set_internal(const struct lu_env *env,
247 struct mdd_object *obj,
248 struct lu_attr *attr,
249 struct thandle *handle,
251 int mdd_declare_object_kill(const struct lu_env *env, struct mdd_object *obj,
252 struct md_attr *ma, struct thandle *handle);
253 int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
254 struct md_attr *ma, struct thandle *handle);
255 int mdd_iattr_get(const struct lu_env *env, struct mdd_object *mdd_obj,
257 int mdd_object_create_internal(const struct lu_env *env, struct mdd_object *p,
258 struct mdd_object *c, struct lu_attr *attr,
259 struct thandle *handle,
260 const struct md_op_spec *spec);
261 int mdd_attr_check_set_internal_locked(const struct lu_env *env,
262 struct mdd_object *obj,
263 struct lu_attr *attr,
264 struct thandle *handle,
266 int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
270 void mdd_write_lock(const struct lu_env *env, struct mdd_object *obj,
271 enum mdd_object_role role);
272 void mdd_read_lock(const struct lu_env *env, struct mdd_object *obj,
273 enum mdd_object_role role);
274 void mdd_write_unlock(const struct lu_env *env, struct mdd_object *obj);
275 void mdd_read_unlock(const struct lu_env *env, struct mdd_object *obj);
276 int mdd_write_locked(const struct lu_env *env, struct mdd_object *obj);
278 void mdd_pdlock_init(struct mdd_object *obj);
279 unsigned long mdd_name2hash(const char *name);
280 void *mdd_pdo_write_lock(const struct lu_env *env, struct mdd_object *obj,
281 const char *name, enum mdd_object_role role);
282 void *mdd_pdo_read_lock(const struct lu_env *env, struct mdd_object *obj,
283 const char *name, enum mdd_object_role role);
284 void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
286 void mdd_pdo_read_unlock(const struct lu_env *env, struct mdd_object *obj,
289 int mdd_parent_fid(const struct lu_env *env, struct mdd_object *obj,
291 int mdd_is_subdir(const struct lu_env *env, struct md_object *mo,
292 const struct lu_fid *fid, struct lu_fid *sfid);
293 int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
294 struct mdd_object *cobj, int check_perm, int check_nlink);
295 int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
296 const struct lu_attr *attr);
297 int mdd_may_delete(const struct lu_env *env, struct mdd_object *pobj,
298 struct mdd_object *cobj, struct lu_attr *cattr,
299 struct lu_attr *src_attr, int check_perm, int check_empty);
300 int mdd_unlink_sanity_check(const struct lu_env *env, struct mdd_object *pobj,
301 struct mdd_object *cobj, struct lu_attr *cattr);
302 int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
303 struct md_attr *ma, struct thandle *th);
304 int mdd_object_initialize(const struct lu_env *env, const struct lu_fid *pfid,
305 const struct lu_name *lname, struct mdd_object *child,
306 struct lu_attr *attr, struct thandle *handle,
307 const struct md_op_spec *spec);
308 int mdd_link_sanity_check(const struct lu_env *env, struct mdd_object *tgt_obj,
309 const struct lu_name *lname, struct mdd_object *src_obj);
310 int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
311 int mdd_lookup(const struct lu_env *env,
312 struct md_object *pobj, const struct lu_name *lname,
313 struct lu_fid* fid, struct md_op_spec *spec);
314 int mdd_links_read(const struct lu_env *env, struct mdd_object *mdd_obj,
315 struct mdd_link_data *ldata);
316 int mdd_links_find(const struct lu_env *env, struct mdd_object *mdd_obj,
317 struct mdd_link_data *ldata, const struct lu_name *lname,
318 const struct lu_fid *pfid);
319 int mdd_links_new(const struct lu_env *env, struct mdd_link_data *ldata);
320 int mdd_links_add_buf(const struct lu_env *env, struct mdd_link_data *ldata,
321 const struct lu_name *lname, const struct lu_fid *pfid);
322 void mdd_links_del_buf(const struct lu_env *env, struct mdd_link_data *ldata,
323 const struct lu_name *lname);
324 int mdd_declare_links_add(const struct lu_env *env,
325 struct mdd_object *mdd_obj,
326 struct thandle *handle);
327 int mdd_links_write(const struct lu_env *env, struct mdd_object *mdd_obj,
328 struct mdd_link_data *ldata, struct thandle *handle);
329 struct lu_buf *mdd_links_get(const struct lu_env *env,
330 struct mdd_object *mdd_obj);
331 void mdd_lee_unpack(const struct link_ea_entry *lee, int *reclen,
332 struct lu_name *lname, struct lu_fid *pfid);
335 int mdd_declare_unlink_log(const struct lu_env *env, struct mdd_object *obj,
336 struct md_attr *ma, struct thandle *handle);
337 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
338 struct mdd_object *mdd_cobj, struct md_attr *ma);
340 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
341 const struct md_attr *ma,
342 struct lov_mds_md *lmm, int lmm_size,
343 struct llog_cookie *logcookies, int cookies_size);
345 int mdd_get_cookie_size(const struct lu_env *env, struct mdd_device *mdd,
346 struct lov_mds_md *lmm);
348 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
349 struct lov_mds_md *lmm, int lmm_size,
350 struct llog_cookie *logcookies);
352 int mdd_lovobj_unlink(const struct lu_env *env, struct mdd_device *mdd,
353 struct mdd_object *obj, struct lu_attr *la,
354 struct md_attr *ma, int log_unlink);
356 struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
358 const struct lu_name *mdd_name_get_const(const struct lu_env *env,
359 const void *area, ssize_t len);
360 struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
361 const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
362 const void *area, ssize_t len);
364 int __mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
365 int __mdd_orphan_add(const struct lu_env *, struct mdd_object *,
367 int __mdd_orphan_del(const struct lu_env *, struct mdd_object *,
369 int orph_index_init(const struct lu_env *env, struct mdd_device *mdd);
370 void orph_index_fini(const struct lu_env *env, struct mdd_device *mdd);
371 int orph_declare_index_insert(const struct lu_env *, struct mdd_object *,
372 cfs_umode_t mode, struct thandle *);
373 int orph_declare_index_delete(const struct lu_env *, struct mdd_object *,
377 void lprocfs_mdd_init_vars(struct lprocfs_static_vars *lvars);
378 int mdd_procfs_init(struct mdd_device *mdd, const char *name);
379 int mdd_procfs_fini(struct mdd_device *mdd);
382 int mdd_get_flags(const struct lu_env *env, struct mdd_object *obj);
383 struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
384 int mdd_buf_grow(const struct lu_env *env, ssize_t len);
385 void mdd_buf_put(struct lu_buf *buf);
387 extern const struct md_dir_operations mdd_dir_ops;
388 extern const struct md_object_operations mdd_obj_ops;
390 int accmode(const struct lu_env *env, struct lu_attr *la, int flags);
391 extern struct lu_context_key mdd_thread_key;
392 extern const struct lu_device_operations mdd_lu_ops;
394 struct mdd_object *mdd_object_find(const struct lu_env *env,
395 struct mdd_device *d,
396 const struct lu_fid *f);
397 int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm);
398 int mdd_readpage(const struct lu_env *env, struct md_object *obj,
399 const struct lu_rdpg *rdpg);
400 int mdd_declare_llog_record(const struct lu_env *env, struct mdd_device *mdd,
401 int reclen, struct thandle *handle);
402 int mdd_declare_changelog_store(const struct lu_env *env,
403 struct mdd_device *mdd,
404 const struct lu_name *fname,
405 struct thandle *handle);
406 int mdd_changelog_store(const struct lu_env *env, struct mdd_device *mdd,
407 struct llog_changelog_rec *rec, struct thandle *th);
408 int mdd_changelog_ns_store(const struct lu_env *env, struct mdd_device *mdd,
409 enum changelog_rec_type type, unsigned flags,
410 struct mdd_object *target, struct mdd_object *parent,
411 const struct lu_name *tname, struct thandle *handle);
412 int mdd_declare_object_create_internal(const struct lu_env *env,
413 struct mdd_object *p,
414 struct mdd_object *c,
415 struct lu_attr *attr,
416 struct thandle *handle,
417 const struct md_op_spec *spec);
420 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
421 struct mdd_object *obj, struct lu_attr *la);
423 void mdd_object_make_hint(const struct lu_env *env, struct mdd_object *parent,
424 struct mdd_object *child, struct lu_attr *attr);
426 static inline void mdd_object_get(struct mdd_object *o)
428 lu_object_get(&o->mod_obj.mo_lu);
431 static inline void mdd_object_put(const struct lu_env *env,
432 struct mdd_object *o)
434 lu_object_put(env, &o->mod_obj.mo_lu);
437 struct thandle *mdd_trans_create(const struct lu_env *env,
438 struct mdd_device *mdd);
439 int mdd_trans_start(const struct lu_env *env, struct mdd_device *mdd,
441 void mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
442 int rc, struct thandle *handle);
443 int mdd_txn_stop_cb(const struct lu_env *env, struct thandle *txn,
445 int mdd_txn_start_cb(const struct lu_env *env, struct thandle *,
449 int mdd_lfsck_set_speed(const struct lu_env *env, struct md_lfsck *lfsck,
451 int mdd_lfsck_start(const struct lu_env *env, struct md_lfsck *lfsck,
452 struct lfsck_start *start);
453 int mdd_lfsck_stop(const struct lu_env *env, struct md_lfsck *lfsck,
455 int mdd_lfsck_setup(const struct lu_env *env, struct mdd_device *mdd);
456 void mdd_lfsck_cleanup(const struct lu_env *env, struct mdd_device *mdd);
459 struct lu_object *mdd_object_alloc(const struct lu_env *env,
460 const struct lu_object_header *hdr,
461 struct lu_device *d);
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_set(const struct lu_env *env, struct mdd_object *obj,
468 const struct lu_buf *buf, int fl);
469 int __mdd_acl_init(const struct lu_env *env, struct mdd_object *obj,
470 struct lu_buf *buf, __u32 *mode, struct thandle *handle);
471 int __mdd_permission_internal(const struct lu_env *env, struct mdd_object *obj,
472 struct lu_attr *la, int mask, int role);
473 int mdd_permission(const struct lu_env *env,
474 struct md_object *pobj, struct md_object *cobj,
475 struct md_attr *ma, int mask);
476 int mdd_capa_get(const struct lu_env *env, struct md_object *obj,
477 struct lustre_capa *capa, int renewal);
479 static inline int lu_device_is_mdd(struct lu_device *d)
481 return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdd_lu_ops);
484 static inline struct mdd_device* lu2mdd_dev(struct lu_device *d)
486 LASSERT(lu_device_is_mdd(d));
487 return container_of0(d, struct mdd_device, mdd_md_dev.md_lu_dev);
490 static inline struct lu_device *mdd2lu_dev(struct mdd_device *d)
492 return (&d->mdd_md_dev.md_lu_dev);
495 static inline struct mdd_object *lu2mdd_obj(struct lu_object *o)
497 LASSERT(ergo(o != NULL, lu_device_is_mdd(o->lo_dev)));
498 return container_of0(o, struct mdd_object, mod_obj.mo_lu);
501 static inline struct mdd_device* mdo2mdd(struct md_object *mdo)
503 return lu2mdd_dev(mdo->mo_lu.lo_dev);
506 static inline struct mdd_object* md2mdd_obj(struct md_object *mdo)
508 return container_of0(mdo, struct mdd_object, mod_obj);
511 static inline const struct dt_device_operations *
512 mdd_child_ops(struct mdd_device *d)
514 return d->mdd_child->dd_ops;
517 static inline struct lu_object *mdd2lu_obj(struct mdd_object *obj)
519 return &obj->mod_obj.mo_lu;
522 static inline struct dt_object* mdd_object_child(struct mdd_object *o)
524 return container_of0(lu_object_next(mdd2lu_obj(o)),
525 struct dt_object, do_lu);
528 static inline struct obd_device *mdd2obd_dev(struct mdd_device *mdd)
530 return (mdd->mdd_md_dev.md_lu_dev.ld_obd);
533 static inline struct mdd_device *mdd_obj2mdd_dev(struct mdd_object *obj)
535 return mdo2mdd(&obj->mod_obj);
538 static inline const struct lu_fid *mdo2fid(const struct mdd_object *obj)
540 return lu_object_fid(&obj->mod_obj.mo_lu);
543 static inline int mdd_object_obf(const struct mdd_object *obj)
545 return lu_fid_eq(mdo2fid(obj), &LU_OBF_FID);
548 static inline cfs_umode_t mdd_object_type(const struct mdd_object *obj)
550 return lu_object_attr(&obj->mod_obj.mo_lu);
553 static inline int mdd_is_immutable(struct mdd_object *obj)
555 return obj->mod_flags & IMMUTE_OBJ;
558 static inline int mdd_is_dead_obj(struct mdd_object *obj)
560 return obj && obj->mod_flags & DEAD_OBJ;
563 static inline int mdd_is_append(struct mdd_object *obj)
565 return obj->mod_flags & APPEND_OBJ;
568 static inline int mdd_object_exists(struct mdd_object *obj)
570 return lu_object_exists(mdd2lu_obj(obj));
573 static inline int mdd_object_remote(struct mdd_object *obj)
575 return lu_object_remote(mdd2lu_obj(obj));
578 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
580 return lu_object_fid(mdd2lu_obj(obj));
583 static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
584 const struct mdd_object *obj)
586 struct md_capainfo *ci = md_capainfo(env);
587 const struct lu_fid *fid = mdo2fid(obj);
590 /* NB: in mdt_init0 */
593 for (i = 0; i < MD_CAPAINFO_MAX; i++)
594 if (lu_fid_eq(&ci->mc_fid[i], fid))
595 return ci->mc_capa[i];
599 static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
600 const struct mdd_object *obj,
601 struct lustre_capa *capa)
603 struct md_capainfo *ci = md_capainfo(env);
604 const struct lu_fid *fid = mdo2fid(obj);
606 LASSERT(offset >= 0 && offset < MD_CAPAINFO_MAX);
607 /* NB: in mdt_init0 */
610 ci->mc_fid[offset] = *fid;
611 ci->mc_capa[offset] = capa;
614 static inline const char *mdd_obj_dev_name(const struct mdd_object *obj)
616 return lu_dev_name(obj->mod_obj.mo_lu.lo_dev);
619 #define MAX_ATIME_DIFF 60
625 static inline int mdd_permission_internal(const struct lu_env *env,
626 struct mdd_object *obj,
627 struct lu_attr *la, int mask)
629 return __mdd_permission_internal(env, obj, la, mask, -1);
632 static inline int mdd_permission_internal_locked(const struct lu_env *env,
633 struct mdd_object *obj,
634 struct lu_attr *la, int mask,
635 enum mdd_object_role role)
637 return __mdd_permission_internal(env, obj, la, mask, role);
640 static inline int mdo_data_get(const struct lu_env *env,
641 struct mdd_object *obj,
644 struct dt_object *next = mdd_object_child(obj);
645 next->do_ops->do_data_get(env, next, data);
649 /* mdd inline func for calling osd_dt_object ops */
650 static inline int mdo_attr_get(const struct lu_env *env, struct mdd_object *obj,
651 struct lu_attr *la, struct lustre_capa *capa)
653 struct dt_object *next = mdd_object_child(obj);
654 return next->do_ops->do_attr_get(env, next, la, capa);
657 static inline int mdo_declare_attr_set(const struct lu_env *env,
658 struct mdd_object *obj,
659 const struct lu_attr *la,
660 struct thandle *handle)
662 struct dt_object *next = mdd_object_child(obj);
663 return dt_declare_attr_set(env, next, la, handle);
666 static inline int mdo_attr_set(const struct lu_env *env,
667 struct mdd_object *obj,
668 const struct lu_attr *la,
669 struct thandle *handle,
670 struct lustre_capa *capa)
672 struct dt_object *next = mdd_object_child(obj);
673 if (mdd_object_exists(obj) == 0) {
674 CERROR("%s: object "DFID" not found: rc = -2\n",
675 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
678 return next->do_ops->do_attr_set(env, next, la, handle, capa);
681 static inline int mdo_xattr_get(const struct lu_env *env,struct mdd_object *obj,
682 struct lu_buf *buf, const char *name,
683 struct lustre_capa *capa)
685 struct dt_object *next = mdd_object_child(obj);
686 return next->do_ops->do_xattr_get(env, next, buf, name, capa);
689 static inline int mdo_declare_xattr_set(const struct lu_env *env,
690 struct mdd_object *obj,
691 const struct lu_buf *buf,
693 int fl, struct thandle *handle)
695 struct dt_object *next = mdd_object_child(obj);
696 return dt_declare_xattr_set(env, next, buf, name, fl, handle);
699 static inline int mdo_xattr_set(const struct lu_env *env,struct mdd_object *obj,
700 const struct lu_buf *buf, const char *name,
701 int fl, struct thandle *handle,
702 struct lustre_capa *capa)
704 struct dt_object *next = mdd_object_child(obj);
705 if (mdd_object_exists(obj) == 0) {
706 CERROR("%s: object "DFID" not found: rc = -2\n",
707 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
710 return next->do_ops->do_xattr_set(env, next, buf, name, fl, handle,
714 static inline int mdo_declare_xattr_del(const struct lu_env *env,
715 struct mdd_object *obj,
717 struct thandle *handle)
719 struct dt_object *next = mdd_object_child(obj);
720 return dt_declare_xattr_del(env, next, name, handle);
723 static inline int mdo_xattr_del(const struct lu_env *env,struct mdd_object *obj,
724 const char *name, struct thandle *handle,
725 struct lustre_capa *capa)
727 struct dt_object *next = mdd_object_child(obj);
728 if (mdd_object_exists(obj) == 0) {
729 CERROR("%s: object "DFID" not found: rc = -2\n",
730 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
733 return next->do_ops->do_xattr_del(env, next, name, handle, capa);
737 int mdo_xattr_list(const struct lu_env *env, struct mdd_object *obj,
738 struct lu_buf *buf, struct lustre_capa *capa)
740 struct dt_object *next = mdd_object_child(obj);
741 if (mdd_object_exists(obj) == 0) {
742 CERROR("%s: object "DFID" not found: rc = -2\n",
743 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
746 return next->do_ops->do_xattr_list(env, next, buf, capa);
750 int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
751 const struct dt_index_features *feat)
753 struct dt_object *next = mdd_object_child(obj);
754 return next->do_ops->do_index_try(env, next, feat);
758 int mdo_declare_index_insert(const struct lu_env *env, struct mdd_object *obj,
759 const struct lu_fid *fid, const char *name,
760 struct thandle *handle)
762 struct dt_object *next = mdd_object_child(obj);
766 * if the object doesn't exist yet, then it's supposed to be created
767 * and declaration of the creation should be enough to insert ./..
769 /* FIXME: remote object should not be awared by MDD layer, but local
770 * creation does not declare insert ./.. (comments above), which
771 * is required by remote directory creation.
772 * This remote check should be removed when mdd_object_exists check is
775 if (mdd_object_exists(obj) || mdd_object_remote(obj)) {
777 if (dt_try_as_dir(env, next))
778 rc = dt_declare_insert(env, next,
779 (struct dt_rec *)fid,
780 (const struct dt_key *)name,
788 int mdo_declare_index_delete(const struct lu_env *env, struct mdd_object *obj,
789 const char *name, struct thandle *handle)
791 struct dt_object *next = mdd_object_child(obj);
793 if (!dt_try_as_dir(env, next))
796 return dt_declare_delete(env, next, (const struct dt_key *)name,
800 static inline int mdo_declare_ref_add(const struct lu_env *env,
801 struct mdd_object *obj,
802 struct thandle *handle)
804 struct dt_object *next = mdd_object_child(obj);
805 return dt_declare_ref_add(env, next, handle);
808 static inline int mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
809 struct thandle *handle)
811 struct dt_object *next = mdd_object_child(obj);
812 if (mdd_object_exists(obj) == 0) {
813 CERROR("%s: object "DFID" not found: rc = -2\n",
814 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
817 return next->do_ops->do_ref_add(env, next, handle);
820 static inline int mdo_declare_ref_del(const struct lu_env *env,
821 struct mdd_object *obj,
822 struct thandle *handle)
824 struct dt_object *next = mdd_object_child(obj);
825 return dt_declare_ref_del(env, next, handle);
828 static inline int mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
829 struct thandle *handle)
831 struct dt_object *next = mdd_object_child(obj);
832 if (mdd_object_exists(obj) == 0) {
833 CERROR("%s: object "DFID" not found: rc = -2\n",
834 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
837 return next->do_ops->do_ref_del(env, next, handle);
841 int mdo_declare_create_obj(const struct lu_env *env, struct mdd_object *o,
842 struct lu_attr *attr,
843 struct dt_allocation_hint *hint,
844 struct dt_object_format *dof,
845 struct thandle *handle)
847 struct dt_object *next = mdd_object_child(o);
848 return next->do_ops->do_declare_create(env, next, attr, hint,
853 int mdo_create_obj(const struct lu_env *env, struct mdd_object *o,
854 struct lu_attr *attr,
855 struct dt_allocation_hint *hint,
856 struct dt_object_format *dof,
857 struct thandle *handle)
859 struct dt_object *next = mdd_object_child(o);
860 struct lu_ucred *uc = lu_ucred(env);
865 * LU-974 enforce client umask in creation.
866 * TODO: CMD needs to handle this for remote object.
868 if (likely(uc != NULL))
869 saved = xchg(¤t->fs->umask, uc->uc_umask & S_IRWXUGO);
871 rc = next->do_ops->do_create(env, next, attr, hint, dof, handle);
873 /* restore previous umask value */
874 if (likely(uc != NULL))
875 current->fs->umask = saved;
881 int mdo_declare_destroy(const struct lu_env *env, struct mdd_object *o,
882 struct thandle *handle)
884 struct dt_object *next = mdd_object_child(o);
885 return dt_declare_destroy(env, next, handle);
889 int mdo_destroy(const struct lu_env *env, struct mdd_object *o,
890 struct thandle *handle)
892 struct dt_object *next = mdd_object_child(o);
893 return dt_destroy(env, next, handle);
896 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
897 struct mdd_object *obj,
898 struct lustre_capa *old,
901 struct dt_object *next = mdd_object_child(obj);
902 if (mdd_object_exists(obj) == 0) {
903 CERROR("%s: object "DFID" not found: rc = -2\n",
904 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
905 return ERR_PTR(-ENOENT);
907 return next->do_ops->do_capa_get(env, next, old, opc);