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[];
97 extern const char lfsck_namespace_name[];
100 struct md_device mdd_md_dev;
101 struct obd_export *mdd_child_exp;
102 struct dt_device *mdd_child;
103 struct dt_device *mdd_bottom;
104 struct lu_fid mdd_root_fid;
105 struct lu_fid mdd_local_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 cfs_proc_dir_entry_t *mdd_proc_entry;
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 struct md_lfsck mdd_lfsck;
115 unsigned int mdd_sync_permission;
120 /* The dir object has been unlinked */
128 struct md_object mod_obj;
133 unsigned long mod_flags;
134 #ifndef MDD_DISABLE_PDO_LOCK
135 struct dynlock mod_pdlock;
137 #ifdef CONFIG_LOCKDEP
138 /* "dep_map" name is assumed by lockdep.h macros. */
139 struct lockdep_map dep_map;
143 struct mdd_thread_info {
144 struct lu_fid mti_fid;
145 struct lu_fid mti_fid2; /* used for be & cpu converting */
146 struct lu_attr mti_la;
147 struct lu_attr mti_la_for_fix;
148 struct lu_attr mti_pattr;
149 struct lu_attr mti_cattr;
150 struct md_attr mti_ma;
151 struct obd_info mti_oi;
152 /* mti_ent and mti_key must be conjoint,
153 * then mti_ent::lde_name will be mti_key. */
154 struct lu_dirent mti_ent;
155 char mti_key[NAME_MAX + 16];
156 struct obd_trans_info mti_oti;
157 struct lu_buf mti_buf;
158 struct lu_buf mti_big_buf; /* biggish persistent buf */
159 struct lu_name mti_name;
160 struct lu_name mti_name2;
162 char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
163 struct dt_allocation_hint mti_hint;
164 struct lov_mds_md *mti_max_lmm;
165 int mti_max_lmm_size;
166 struct llog_cookie *mti_max_cookie;
167 int mti_max_cookie_size;
168 struct dt_object_format mti_dof;
169 struct obd_quotactl mti_oqctl;
173 * The data that link search is done on.
175 struct mdd_link_data {
177 * Buffer to keep link EA body.
179 struct lu_buf *ml_buf;
181 * The matched header, entry and its lenght in the EA
183 struct link_ea_header *ml_leh;
184 struct link_ea_entry *ml_lee;
188 extern const char orph_index_name[];
190 extern const struct dt_index_features orph_index_features;
192 struct lov_mds_md *mdd_max_lmm_buffer(const struct lu_env *env, int size);
193 struct lov_mds_md *mdd_max_lmm_get(const struct lu_env *env,
194 struct mdd_device *mdd);
196 struct llog_cookie *mdd_max_cookie_get(const struct lu_env *env,
197 struct mdd_device *mdd);
199 int mdd_init_obd(const struct lu_env *env, struct mdd_device *mdd,
200 struct lustre_cfg *cfg);
201 int mdd_fini_obd(const struct lu_env *env, struct mdd_device *mdd,
202 struct lustre_cfg *lcfg);
203 int __mdd_xattr_set(const struct lu_env *env, struct mdd_object *obj,
204 const struct lu_buf *buf, const char *name,
205 int fl, struct thandle *handle);
206 int mdd_xattr_set_txn(const struct lu_env *env, struct mdd_object *obj,
207 const struct lu_buf *buf, const char *name, int fl,
208 struct thandle *txn);
209 int mdd_lsm_sanity_check(const struct lu_env *env, struct mdd_object *obj);
210 int mdd_lov_set_md(const struct lu_env *env, struct mdd_object *pobj,
211 struct mdd_object *child, struct lov_mds_md *lmm,
212 int lmm_size, struct thandle *handle, int set_stripe);
213 int mdd_lov_create(const struct lu_env *env, struct mdd_device *mdd,
214 struct mdd_object *parent, struct mdd_object *child,
215 struct lov_mds_md **lmm, int *lmm_size,
216 const struct md_op_spec *spec, struct md_attr *ma);
217 int mdd_lov_objid_prepare(struct mdd_device *mdd, struct lov_mds_md *lmm);
218 int mdd_declare_lov_objid_update(const struct lu_env *, struct mdd_device *,
220 void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm);
221 void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
222 struct lov_mds_md *lmm, int lmm_size,
223 const struct md_op_spec *spec);
224 int mdd_file_lock(const struct lu_env *env, struct md_object *obj,
225 struct lov_mds_md *lmm, struct ldlm_extent *extent,
226 struct lustre_handle *lockh);
227 int mdd_file_unlock(const struct lu_env *env, struct md_object *obj,
228 struct lov_mds_md *lmm, struct lustre_handle *lockh);
229 int mdd_lum_lmm_cmp(const struct lu_env *env, struct md_object *cobj,
230 const struct md_op_spec *spec, struct md_attr *ma);
231 int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
232 void *md, int *md_size, const char *name);
233 int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
234 void *md, int *md_size, const char *name);
235 int mdd_data_get(const struct lu_env *env, struct mdd_object *obj, void **data);
236 int mdd_la_get(const struct lu_env *env, struct mdd_object *obj,
237 struct lu_attr *la, struct lustre_capa *capa);
238 int mdd_attr_get(const struct lu_env *env, struct md_object *obj,
240 int mdd_attr_set(const struct lu_env *env, struct md_object *obj,
241 const struct md_attr *ma);
242 int mdd_attr_set_internal(const struct lu_env *env,
243 struct mdd_object *obj,
244 struct lu_attr *attr,
245 struct thandle *handle,
247 int mdd_attr_check_set_internal(const struct lu_env *env,
248 struct mdd_object *obj,
249 struct lu_attr *attr,
250 struct thandle *handle,
252 int mdd_declare_object_kill(const struct lu_env *env, struct mdd_object *obj,
253 struct md_attr *ma, struct thandle *handle);
254 int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
255 struct md_attr *ma, struct thandle *handle);
256 int mdd_iattr_get(const struct lu_env *env, struct mdd_object *mdd_obj,
258 int mdd_object_create_internal(const struct lu_env *env, struct mdd_object *p,
259 struct mdd_object *c, struct lu_attr *attr,
260 struct thandle *handle,
261 const struct md_op_spec *spec);
262 int mdd_attr_check_set_internal_locked(const struct lu_env *env,
263 struct mdd_object *obj,
264 struct lu_attr *attr,
265 struct thandle *handle,
267 int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
271 void mdd_write_lock(const struct lu_env *env, struct mdd_object *obj,
272 enum mdd_object_role role);
273 void mdd_read_lock(const struct lu_env *env, struct mdd_object *obj,
274 enum mdd_object_role role);
275 void mdd_write_unlock(const struct lu_env *env, struct mdd_object *obj);
276 void mdd_read_unlock(const struct lu_env *env, struct mdd_object *obj);
277 int mdd_write_locked(const struct lu_env *env, struct mdd_object *obj);
279 void mdd_pdlock_init(struct mdd_object *obj);
280 unsigned long mdd_name2hash(const char *name);
281 void *mdd_pdo_write_lock(const struct lu_env *env, struct mdd_object *obj,
282 const char *name, enum mdd_object_role role);
283 void *mdd_pdo_read_lock(const struct lu_env *env, struct mdd_object *obj,
284 const char *name, enum mdd_object_role role);
285 void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
287 void mdd_pdo_read_unlock(const struct lu_env *env, struct mdd_object *obj,
290 int mdd_parent_fid(const struct lu_env *env, struct mdd_object *obj,
292 int mdd_is_subdir(const struct lu_env *env, struct md_object *mo,
293 const struct lu_fid *fid, struct lu_fid *sfid);
294 int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
295 struct mdd_object *cobj, int check_perm, int check_nlink);
296 int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
297 const struct lu_attr *attr);
298 int mdd_may_delete(const struct lu_env *env, struct mdd_object *pobj,
299 struct mdd_object *cobj, struct lu_attr *cattr,
300 struct lu_attr *src_attr, int check_perm, int check_empty);
301 int mdd_unlink_sanity_check(const struct lu_env *env, struct mdd_object *pobj,
302 struct mdd_object *cobj, struct lu_attr *cattr);
303 int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
304 struct md_attr *ma, struct thandle *th);
305 int mdd_object_initialize(const struct lu_env *env, const struct lu_fid *pfid,
306 const struct lu_name *lname, struct mdd_object *child,
307 struct lu_attr *attr, struct thandle *handle,
308 const struct md_op_spec *spec);
309 int mdd_link_sanity_check(const struct lu_env *env, struct mdd_object *tgt_obj,
310 const struct lu_name *lname, struct mdd_object *src_obj);
311 int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
312 int mdd_lookup(const struct lu_env *env,
313 struct md_object *pobj, const struct lu_name *lname,
314 struct lu_fid* fid, struct md_op_spec *spec);
315 int mdd_links_read(const struct lu_env *env, struct mdd_object *mdd_obj,
316 struct mdd_link_data *ldata);
317 int mdd_links_find(const struct lu_env *env, struct mdd_object *mdd_obj,
318 struct mdd_link_data *ldata, const struct lu_name *lname,
319 const struct lu_fid *pfid);
320 int mdd_links_new(const struct lu_env *env, struct mdd_link_data *ldata);
321 int mdd_links_add_buf(const struct lu_env *env, struct mdd_link_data *ldata,
322 const struct lu_name *lname, const struct lu_fid *pfid);
323 void mdd_links_del_buf(const struct lu_env *env, struct mdd_link_data *ldata,
324 const struct lu_name *lname);
325 int mdd_declare_links_add(const struct lu_env *env,
326 struct mdd_object *mdd_obj,
327 struct thandle *handle);
328 int mdd_links_write(const struct lu_env *env, struct mdd_object *mdd_obj,
329 struct mdd_link_data *ldata, struct thandle *handle);
330 struct lu_buf *mdd_links_get(const struct lu_env *env,
331 struct mdd_object *mdd_obj);
332 void mdd_lee_unpack(const struct link_ea_entry *lee, int *reclen,
333 struct lu_name *lname, struct lu_fid *pfid);
336 int mdd_declare_unlink_log(const struct lu_env *env, struct mdd_object *obj,
337 struct md_attr *ma, struct thandle *handle);
338 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
339 struct mdd_object *mdd_cobj, struct md_attr *ma);
341 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
342 const struct md_attr *ma,
343 struct lov_mds_md *lmm, int lmm_size,
344 struct llog_cookie *logcookies, int cookies_size);
346 int mdd_get_cookie_size(const struct lu_env *env, struct mdd_device *mdd,
347 struct lov_mds_md *lmm);
349 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
350 struct lov_mds_md *lmm, int lmm_size,
351 struct llog_cookie *logcookies);
353 int mdd_lovobj_unlink(const struct lu_env *env, struct mdd_device *mdd,
354 struct mdd_object *obj, struct lu_attr *la,
355 struct md_attr *ma, int log_unlink);
357 struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
359 const struct lu_name *mdd_name_get_const(const struct lu_env *env,
360 const void *area, ssize_t len);
361 struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
362 const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
363 const void *area, ssize_t len);
365 int __mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
366 int __mdd_orphan_add(const struct lu_env *, struct mdd_object *,
368 int __mdd_orphan_del(const struct lu_env *, struct mdd_object *,
370 int orph_index_init(const struct lu_env *env, struct mdd_device *mdd);
371 void orph_index_fini(const struct lu_env *env, struct mdd_device *mdd);
372 int orph_declare_index_insert(const struct lu_env *, struct mdd_object *,
373 cfs_umode_t mode, struct thandle *);
374 int orph_declare_index_delete(const struct lu_env *, struct mdd_object *,
378 void lprocfs_mdd_init_vars(struct lprocfs_static_vars *lvars);
379 int mdd_procfs_init(struct mdd_device *mdd, const char *name);
380 int mdd_procfs_fini(struct mdd_device *mdd);
383 int mdd_get_flags(const struct lu_env *env, struct mdd_object *obj);
384 struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
385 int mdd_buf_grow(const struct lu_env *env, ssize_t len);
386 void mdd_buf_put(struct lu_buf *buf);
388 extern const struct md_dir_operations mdd_dir_ops;
389 extern const struct md_object_operations mdd_obj_ops;
391 int accmode(const struct lu_env *env, struct lu_attr *la, int flags);
392 extern struct lu_context_key mdd_thread_key;
393 extern const struct lu_device_operations mdd_lu_ops;
395 struct mdd_object *mdd_object_find(const struct lu_env *env,
396 struct mdd_device *d,
397 const struct lu_fid *f);
398 int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm);
399 int mdd_readpage(const struct lu_env *env, struct md_object *obj,
400 const struct lu_rdpg *rdpg);
401 int mdd_declare_llog_record(const struct lu_env *env, struct mdd_device *mdd,
402 int reclen, struct thandle *handle);
403 int mdd_declare_changelog_store(const struct lu_env *env,
404 struct mdd_device *mdd,
405 const struct lu_name *fname,
406 struct thandle *handle);
407 int mdd_changelog_store(const struct lu_env *env, struct mdd_device *mdd,
408 struct llog_changelog_rec *rec, struct thandle *th);
409 int mdd_changelog_ns_store(const struct lu_env *env, struct mdd_device *mdd,
410 enum changelog_rec_type type, unsigned flags,
411 struct mdd_object *target, struct mdd_object *parent,
412 const struct lu_name *tname, struct thandle *handle);
413 int mdd_declare_object_create_internal(const struct lu_env *env,
414 struct mdd_object *p,
415 struct mdd_object *c,
416 struct lu_attr *attr,
417 struct thandle *handle,
418 const struct md_op_spec *spec);
421 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
422 struct mdd_object *obj, struct lu_attr *la);
424 void mdd_object_make_hint(const struct lu_env *env, struct mdd_object *parent,
425 struct mdd_object *child, struct lu_attr *attr);
427 static inline void mdd_object_get(struct mdd_object *o)
429 lu_object_get(&o->mod_obj.mo_lu);
432 static inline void mdd_object_put(const struct lu_env *env,
433 struct mdd_object *o)
435 lu_object_put(env, &o->mod_obj.mo_lu);
438 struct thandle *mdd_trans_create(const struct lu_env *env,
439 struct mdd_device *mdd);
440 int mdd_trans_start(const struct lu_env *env, struct mdd_device *mdd,
442 void mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
443 int rc, struct thandle *handle);
444 int mdd_txn_stop_cb(const struct lu_env *env, struct thandle *txn,
446 int mdd_txn_start_cb(const struct lu_env *env, struct thandle *,
450 int mdd_lfsck_set_speed(const struct lu_env *env, struct md_lfsck *lfsck,
452 int mdd_lfsck_start(const struct lu_env *env, struct md_lfsck *lfsck,
453 struct lfsck_start *start);
454 int mdd_lfsck_stop(const struct lu_env *env, struct md_lfsck *lfsck,
456 int mdd_lfsck_setup(const struct lu_env *env, struct mdd_device *mdd);
457 void mdd_lfsck_cleanup(const struct lu_env *env, struct mdd_device *mdd);
458 int mdd_lfsck_dump(const struct lu_env *env, struct md_lfsck *lfsck,
459 __u16 type, char *buf, int len);
462 struct lu_object *mdd_object_alloc(const struct lu_env *env,
463 const struct lu_object_header *hdr,
464 struct lu_device *d);
466 int mdd_acl_chmod(const struct lu_env *env, struct mdd_object *o, __u32 mode,
467 struct thandle *handle);
468 int __mdd_declare_acl_init(const struct lu_env *env, struct mdd_object *obj,
469 int is_dir, struct thandle *handle);
470 int mdd_acl_set(const struct lu_env *env, struct mdd_object *obj,
471 const struct lu_buf *buf, int fl);
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_md_dev.md_lu_dev.ld_obd);
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 int mdd_object_obf(const struct mdd_object *obj)
548 return lu_fid_eq(mdo2fid(obj), &LU_OBF_FID);
551 static inline cfs_umode_t mdd_object_type(const struct mdd_object *obj)
553 return lu_object_attr(&obj->mod_obj.mo_lu);
556 static inline int mdd_is_immutable(struct mdd_object *obj)
558 return obj->mod_flags & IMMUTE_OBJ;
561 static inline int mdd_is_dead_obj(struct mdd_object *obj)
563 return obj && obj->mod_flags & DEAD_OBJ;
566 static inline int mdd_is_append(struct mdd_object *obj)
568 return obj->mod_flags & APPEND_OBJ;
571 static inline int mdd_object_exists(struct mdd_object *obj)
573 return lu_object_exists(mdd2lu_obj(obj));
576 static inline int mdd_object_remote(struct mdd_object *obj)
578 return lu_object_remote(mdd2lu_obj(obj));
581 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
583 return lu_object_fid(mdd2lu_obj(obj));
586 static inline struct seq_server_site *mdd_seq_site(struct mdd_device *mdd)
588 return mdd2lu_dev(mdd)->ld_site->ld_seq_site;
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 /* FIXME: remote object should not be awared by MDD layer, but local
778 * creation does not declare insert ./.. (comments above), which
779 * is required by remote directory creation.
780 * This remote check should be removed when mdd_object_exists check is
783 if (mdd_object_exists(obj) || mdd_object_remote(obj)) {
785 if (dt_try_as_dir(env, next))
786 rc = dt_declare_insert(env, next,
787 (struct dt_rec *)fid,
788 (const struct dt_key *)name,
796 int mdo_declare_index_delete(const struct lu_env *env, struct mdd_object *obj,
797 const char *name, struct thandle *handle)
799 struct dt_object *next = mdd_object_child(obj);
801 if (!dt_try_as_dir(env, next))
804 return dt_declare_delete(env, next, (const struct dt_key *)name,
808 static inline int mdo_declare_ref_add(const struct lu_env *env,
809 struct mdd_object *obj,
810 struct thandle *handle)
812 struct dt_object *next = mdd_object_child(obj);
813 return dt_declare_ref_add(env, next, handle);
816 static inline int mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
817 struct thandle *handle)
819 struct dt_object *next = mdd_object_child(obj);
820 if (mdd_object_exists(obj) == 0) {
821 CERROR("%s: object "DFID" not found: rc = -2\n",
822 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
825 return next->do_ops->do_ref_add(env, next, handle);
828 static inline int mdo_declare_ref_del(const struct lu_env *env,
829 struct mdd_object *obj,
830 struct thandle *handle)
832 struct dt_object *next = mdd_object_child(obj);
833 return dt_declare_ref_del(env, next, handle);
836 static inline int mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
837 struct thandle *handle)
839 struct dt_object *next = mdd_object_child(obj);
840 if (mdd_object_exists(obj) == 0) {
841 CERROR("%s: object "DFID" not found: rc = -2\n",
842 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
845 return next->do_ops->do_ref_del(env, next, handle);
849 int mdo_declare_create_obj(const struct lu_env *env, struct mdd_object *o,
850 struct lu_attr *attr,
851 struct dt_allocation_hint *hint,
852 struct dt_object_format *dof,
853 struct thandle *handle)
855 struct dt_object *next = mdd_object_child(o);
856 return next->do_ops->do_declare_create(env, next, attr, hint,
861 int mdo_create_obj(const struct lu_env *env, struct mdd_object *o,
862 struct lu_attr *attr,
863 struct dt_allocation_hint *hint,
864 struct dt_object_format *dof,
865 struct thandle *handle)
867 struct dt_object *next = mdd_object_child(o);
868 struct lu_ucred *uc = lu_ucred(env);
873 * LU-974 enforce client umask in creation.
874 * TODO: CMD needs to handle this for remote object.
876 if (likely(uc != NULL))
877 saved = xchg(¤t->fs->umask, uc->uc_umask & S_IRWXUGO);
879 rc = next->do_ops->do_create(env, next, attr, hint, dof, handle);
881 /* restore previous umask value */
882 if (likely(uc != NULL))
883 current->fs->umask = saved;
889 int mdo_declare_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_declare_destroy(env, next, handle);
897 int mdo_destroy(const struct lu_env *env, struct mdd_object *o,
898 struct thandle *handle)
900 struct dt_object *next = mdd_object_child(o);
901 return dt_destroy(env, next, handle);
904 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
905 struct mdd_object *obj,
906 struct lustre_capa *old,
909 struct dt_object *next = mdd_object_child(obj);
910 if (mdd_object_exists(obj) == 0) {
911 CERROR("%s: object "DFID" not found: rc = -2\n",
912 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
913 return ERR_PTR(-ENOENT);
915 return next->do_ops->do_capa_get(env, next, old, opc);