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; /* /ROOT */
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 const 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 const 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);
334 int mdd_links_rename(const struct lu_env *env,
335 struct mdd_object *mdd_obj,
336 const struct lu_fid *oldpfid,
337 const struct lu_name *oldlname,
338 const struct lu_fid *newpfid,
339 const struct lu_name *newlname,
340 struct thandle *handle,
341 int first, int check);
344 int mdd_declare_unlink_log(const struct lu_env *env, struct mdd_object *obj,
345 struct md_attr *ma, struct thandle *handle);
346 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
347 struct mdd_object *mdd_cobj, struct md_attr *ma);
349 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
350 const struct md_attr *ma,
351 struct lov_mds_md *lmm, int lmm_size,
352 struct llog_cookie *logcookies, int cookies_size);
354 int mdd_get_cookie_size(const struct lu_env *env, struct mdd_device *mdd,
355 struct lov_mds_md *lmm);
357 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
358 struct lov_mds_md *lmm, int lmm_size,
359 struct llog_cookie *logcookies);
361 int mdd_lovobj_unlink(const struct lu_env *env, struct mdd_device *mdd,
362 struct mdd_object *obj, struct lu_attr *la,
363 struct md_attr *ma, int log_unlink);
365 struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
367 const struct lu_name *mdd_name_get_const(const struct lu_env *env,
368 const void *area, ssize_t len);
369 struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
370 const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
371 const void *area, ssize_t len);
373 int __mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
374 int __mdd_orphan_add(const struct lu_env *, struct mdd_object *,
376 int __mdd_orphan_del(const struct lu_env *, struct mdd_object *,
378 int orph_index_init(const struct lu_env *env, struct mdd_device *mdd);
379 void orph_index_fini(const struct lu_env *env, struct mdd_device *mdd);
380 int orph_declare_index_insert(const struct lu_env *, struct mdd_object *,
381 cfs_umode_t mode, struct thandle *);
382 int orph_declare_index_delete(const struct lu_env *, struct mdd_object *,
386 void lprocfs_mdd_init_vars(struct lprocfs_static_vars *lvars);
387 int mdd_procfs_init(struct mdd_device *mdd, const char *name);
388 int mdd_procfs_fini(struct mdd_device *mdd);
391 int mdd_get_flags(const struct lu_env *env, struct mdd_object *obj);
392 struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
393 int mdd_buf_grow(const struct lu_env *env, ssize_t len);
394 void mdd_buf_put(struct lu_buf *buf);
396 extern const struct md_dir_operations mdd_dir_ops;
397 extern const struct md_object_operations mdd_obj_ops;
399 int accmode(const struct lu_env *env, struct lu_attr *la, int flags);
400 extern struct lu_context_key mdd_thread_key;
401 extern const struct lu_device_operations mdd_lu_ops;
403 struct mdd_object *mdd_object_find(const struct lu_env *env,
404 struct mdd_device *d,
405 const struct lu_fid *f);
406 int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm);
407 int mdd_readpage(const struct lu_env *env, struct md_object *obj,
408 const struct lu_rdpg *rdpg);
409 int mdd_declare_llog_record(const struct lu_env *env, struct mdd_device *mdd,
410 int reclen, struct thandle *handle);
411 int mdd_declare_changelog_store(const struct lu_env *env,
412 struct mdd_device *mdd,
413 const struct lu_name *fname,
414 struct thandle *handle);
415 int mdd_changelog_store(const struct lu_env *env, struct mdd_device *mdd,
416 struct llog_changelog_rec *rec, struct thandle *th);
417 int mdd_changelog_ns_store(const struct lu_env *env, struct mdd_device *mdd,
418 enum changelog_rec_type type, unsigned flags,
419 struct mdd_object *target, struct mdd_object *parent,
420 const struct lu_name *tname, struct thandle *handle);
421 int mdd_declare_object_create_internal(const struct lu_env *env,
422 struct mdd_object *p,
423 struct mdd_object *c,
424 struct lu_attr *attr,
425 struct thandle *handle,
426 const struct md_op_spec *spec);
429 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
430 struct mdd_object *obj, struct lu_attr *la);
432 void mdd_object_make_hint(const struct lu_env *env, struct mdd_object *parent,
433 struct mdd_object *child, struct lu_attr *attr);
435 static inline void mdd_object_get(struct mdd_object *o)
437 lu_object_get(&o->mod_obj.mo_lu);
440 static inline void mdd_object_put(const struct lu_env *env,
441 struct mdd_object *o)
443 lu_object_put(env, &o->mod_obj.mo_lu);
446 struct thandle *mdd_trans_create(const struct lu_env *env,
447 struct mdd_device *mdd);
448 int mdd_trans_start(const struct lu_env *env, struct mdd_device *mdd,
450 void mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
451 int rc, struct thandle *handle);
452 int mdd_txn_stop_cb(const struct lu_env *env, struct thandle *txn,
454 int mdd_txn_start_cb(const struct lu_env *env, struct thandle *,
458 int mdd_lfsck_set_speed(const struct lu_env *env, struct md_lfsck *lfsck,
460 int mdd_lfsck_start(const struct lu_env *env, struct md_lfsck *lfsck,
461 struct lfsck_start *start);
462 int mdd_lfsck_stop(const struct lu_env *env, struct md_lfsck *lfsck,
464 int mdd_lfsck_setup(const struct lu_env *env, struct mdd_device *mdd);
465 void mdd_lfsck_cleanup(const struct lu_env *env, struct mdd_device *mdd);
466 int mdd_lfsck_dump(const struct lu_env *env, struct md_lfsck *lfsck,
467 __u16 type, char *buf, int len);
470 struct lu_object *mdd_object_alloc(const struct lu_env *env,
471 const struct lu_object_header *hdr,
472 struct lu_device *d);
474 int mdd_acl_chmod(const struct lu_env *env, struct mdd_object *o, __u32 mode,
475 struct thandle *handle);
476 int __mdd_declare_acl_init(const struct lu_env *env, struct mdd_object *obj,
477 int is_dir, struct thandle *handle);
478 int mdd_acl_set(const struct lu_env *env, struct mdd_object *obj,
479 const struct lu_buf *buf, int fl);
480 int __mdd_fix_mode_acl(const struct lu_env *env, struct lu_buf *buf,
482 int __mdd_permission_internal(const struct lu_env *env, struct mdd_object *obj,
483 struct lu_attr *la, int mask, int role);
484 int mdd_permission(const struct lu_env *env,
485 struct md_object *pobj, struct md_object *cobj,
486 struct md_attr *ma, int mask);
487 int mdd_capa_get(const struct lu_env *env, struct md_object *obj,
488 struct lustre_capa *capa, int renewal);
491 int mdd_compat_fixes(const struct lu_env *env, struct mdd_device *mdd);
493 static inline int lu_device_is_mdd(struct lu_device *d)
495 return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdd_lu_ops);
498 static inline struct mdd_device* lu2mdd_dev(struct lu_device *d)
500 LASSERT(lu_device_is_mdd(d));
501 return container_of0(d, struct mdd_device, mdd_md_dev.md_lu_dev);
504 static inline struct lu_device *mdd2lu_dev(struct mdd_device *d)
506 return (&d->mdd_md_dev.md_lu_dev);
509 static inline struct mdd_object *lu2mdd_obj(struct lu_object *o)
511 LASSERT(ergo(o != NULL, lu_device_is_mdd(o->lo_dev)));
512 return container_of0(o, struct mdd_object, mod_obj.mo_lu);
515 static inline struct mdd_device* mdo2mdd(struct md_object *mdo)
517 return lu2mdd_dev(mdo->mo_lu.lo_dev);
520 static inline struct mdd_object* md2mdd_obj(struct md_object *mdo)
522 return container_of0(mdo, struct mdd_object, mod_obj);
525 static inline const struct dt_device_operations *
526 mdd_child_ops(struct mdd_device *d)
528 return d->mdd_child->dd_ops;
531 static inline struct lu_object *mdd2lu_obj(struct mdd_object *obj)
533 return &obj->mod_obj.mo_lu;
536 static inline struct dt_object* mdd_object_child(struct mdd_object *o)
538 return container_of0(lu_object_next(mdd2lu_obj(o)),
539 struct dt_object, do_lu);
542 static inline struct obd_device *mdd2obd_dev(struct mdd_device *mdd)
544 return (mdd->mdd_md_dev.md_lu_dev.ld_obd);
547 static inline struct mdd_device *mdd_obj2mdd_dev(struct mdd_object *obj)
549 return mdo2mdd(&obj->mod_obj);
552 static inline const struct lu_fid *mdo2fid(const struct mdd_object *obj)
554 return lu_object_fid(&obj->mod_obj.mo_lu);
557 static inline int mdd_object_obf(const struct mdd_object *obj)
559 return lu_fid_eq(mdo2fid(obj), &LU_OBF_FID);
562 static inline cfs_umode_t mdd_object_type(const struct mdd_object *obj)
564 return lu_object_attr(&obj->mod_obj.mo_lu);
567 static inline int mdd_is_immutable(struct mdd_object *obj)
569 return obj->mod_flags & IMMUTE_OBJ;
572 static inline int mdd_is_dead_obj(struct mdd_object *obj)
574 return obj && obj->mod_flags & DEAD_OBJ;
577 static inline int mdd_is_append(struct mdd_object *obj)
579 return obj->mod_flags & APPEND_OBJ;
582 static inline int mdd_object_exists(struct mdd_object *obj)
584 return lu_object_exists(mdd2lu_obj(obj));
587 static inline int mdd_object_remote(struct mdd_object *obj)
589 return lu_object_remote(mdd2lu_obj(obj));
592 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
594 return lu_object_fid(mdd2lu_obj(obj));
597 static inline struct seq_server_site *mdd_seq_site(struct mdd_device *mdd)
599 return mdd2lu_dev(mdd)->ld_site->ld_seq_site;
602 static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
603 const struct mdd_object *obj)
605 struct md_capainfo *ci = md_capainfo(env);
606 const struct lu_fid *fid = mdo2fid(obj);
609 /* NB: in mdt_init0 */
612 for (i = 0; i < MD_CAPAINFO_MAX; i++)
613 if (lu_fid_eq(&ci->mc_fid[i], fid))
614 return ci->mc_capa[i];
618 static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
619 const struct mdd_object *obj,
620 struct lustre_capa *capa)
622 struct md_capainfo *ci = md_capainfo(env);
623 const struct lu_fid *fid = mdo2fid(obj);
625 LASSERT(offset >= 0 && offset < MD_CAPAINFO_MAX);
626 /* NB: in mdt_init0 */
629 ci->mc_fid[offset] = *fid;
630 ci->mc_capa[offset] = capa;
633 static inline const char *mdd_obj_dev_name(const struct mdd_object *obj)
635 return lu_dev_name(obj->mod_obj.mo_lu.lo_dev);
638 #define MAX_ATIME_DIFF 60
644 static inline int mdd_permission_internal(const struct lu_env *env,
645 struct mdd_object *obj,
646 struct lu_attr *la, int mask)
648 return __mdd_permission_internal(env, obj, la, mask, -1);
651 static inline int mdd_permission_internal_locked(const struct lu_env *env,
652 struct mdd_object *obj,
653 struct lu_attr *la, int mask,
654 enum mdd_object_role role)
656 return __mdd_permission_internal(env, obj, la, mask, role);
659 static inline int mdo_data_get(const struct lu_env *env,
660 struct mdd_object *obj,
663 struct dt_object *next = mdd_object_child(obj);
664 next->do_ops->do_data_get(env, next, data);
668 /* mdd inline func for calling osd_dt_object ops */
669 static inline int mdo_attr_get(const struct lu_env *env, struct mdd_object *obj,
670 struct lu_attr *la, struct lustre_capa *capa)
672 struct dt_object *next = mdd_object_child(obj);
673 return next->do_ops->do_attr_get(env, next, la, capa);
676 static inline int mdo_declare_attr_set(const struct lu_env *env,
677 struct mdd_object *obj,
678 const struct lu_attr *la,
679 struct thandle *handle)
681 struct dt_object *next = mdd_object_child(obj);
682 return dt_declare_attr_set(env, next, la, handle);
685 static inline int mdo_attr_set(const struct lu_env *env,
686 struct mdd_object *obj,
687 const struct lu_attr *la,
688 struct thandle *handle,
689 struct lustre_capa *capa)
691 struct dt_object *next = mdd_object_child(obj);
692 if (mdd_object_exists(obj) == 0) {
693 CERROR("%s: object "DFID" not found: rc = -2\n",
694 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
697 return next->do_ops->do_attr_set(env, next, la, handle, capa);
700 static inline int mdo_xattr_get(const struct lu_env *env,struct mdd_object *obj,
701 struct lu_buf *buf, const char *name,
702 struct lustre_capa *capa)
704 struct dt_object *next = mdd_object_child(obj);
705 return next->do_ops->do_xattr_get(env, next, buf, name, capa);
708 static inline int mdo_declare_xattr_set(const struct lu_env *env,
709 struct mdd_object *obj,
710 const struct lu_buf *buf,
712 int fl, struct thandle *handle)
714 struct dt_object *next = mdd_object_child(obj);
715 return dt_declare_xattr_set(env, next, buf, name, fl, handle);
718 static inline int mdo_xattr_set(const struct lu_env *env,struct mdd_object *obj,
719 const struct lu_buf *buf, const char *name,
720 int fl, struct thandle *handle,
721 struct lustre_capa *capa)
723 struct dt_object *next = mdd_object_child(obj);
724 if (mdd_object_exists(obj) == 0) {
725 CERROR("%s: object "DFID" not found: rc = -2\n",
726 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
729 return next->do_ops->do_xattr_set(env, next, buf, name, fl, handle,
733 static inline int mdo_declare_xattr_del(const struct lu_env *env,
734 struct mdd_object *obj,
736 struct thandle *handle)
738 struct dt_object *next = mdd_object_child(obj);
739 return dt_declare_xattr_del(env, next, name, handle);
742 static inline int mdo_xattr_del(const struct lu_env *env,struct mdd_object *obj,
743 const char *name, struct thandle *handle,
744 struct lustre_capa *capa)
746 struct dt_object *next = mdd_object_child(obj);
747 if (mdd_object_exists(obj) == 0) {
748 CERROR("%s: object "DFID" not found: rc = -2\n",
749 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
752 return next->do_ops->do_xattr_del(env, next, name, handle, capa);
756 int mdo_xattr_list(const struct lu_env *env, struct mdd_object *obj,
757 struct lu_buf *buf, struct lustre_capa *capa)
759 struct dt_object *next = mdd_object_child(obj);
760 if (mdd_object_exists(obj) == 0) {
761 CERROR("%s: object "DFID" not found: rc = -2\n",
762 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
765 return next->do_ops->do_xattr_list(env, next, buf, capa);
769 int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
770 const struct dt_index_features *feat)
772 struct dt_object *next = mdd_object_child(obj);
773 return next->do_ops->do_index_try(env, next, feat);
777 int mdo_declare_index_insert(const struct lu_env *env, struct mdd_object *obj,
778 const struct lu_fid *fid, const char *name,
779 struct thandle *handle)
781 struct dt_object *next = mdd_object_child(obj);
785 * if the object doesn't exist yet, then it's supposed to be created
786 * and declaration of the creation should be enough to insert ./..
788 /* FIXME: remote object should not be awared by MDD layer, but local
789 * creation does not declare insert ./.. (comments above), which
790 * is required by remote directory creation.
791 * This remote check should be removed when mdd_object_exists check is
794 if (mdd_object_exists(obj) || mdd_object_remote(obj)) {
796 if (dt_try_as_dir(env, next))
797 rc = dt_declare_insert(env, next,
798 (struct dt_rec *)fid,
799 (const struct dt_key *)name,
807 int mdo_declare_index_delete(const struct lu_env *env, struct mdd_object *obj,
808 const char *name, struct thandle *handle)
810 struct dt_object *next = mdd_object_child(obj);
812 if (!dt_try_as_dir(env, next))
815 return dt_declare_delete(env, next, (const struct dt_key *)name,
819 static inline int mdo_declare_ref_add(const struct lu_env *env,
820 struct mdd_object *obj,
821 struct thandle *handle)
823 struct dt_object *next = mdd_object_child(obj);
824 return dt_declare_ref_add(env, next, handle);
827 static inline int mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
828 struct thandle *handle)
830 struct dt_object *next = mdd_object_child(obj);
831 if (mdd_object_exists(obj) == 0) {
832 CERROR("%s: object "DFID" not found: rc = -2\n",
833 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
836 return next->do_ops->do_ref_add(env, next, handle);
839 static inline int mdo_declare_ref_del(const struct lu_env *env,
840 struct mdd_object *obj,
841 struct thandle *handle)
843 struct dt_object *next = mdd_object_child(obj);
844 return dt_declare_ref_del(env, next, handle);
847 static inline int mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
848 struct thandle *handle)
850 struct dt_object *next = mdd_object_child(obj);
851 if (mdd_object_exists(obj) == 0) {
852 CERROR("%s: object "DFID" not found: rc = -2\n",
853 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
856 return next->do_ops->do_ref_del(env, next, handle);
860 int mdo_declare_create_obj(const struct lu_env *env, struct mdd_object *o,
861 struct lu_attr *attr,
862 struct dt_allocation_hint *hint,
863 struct dt_object_format *dof,
864 struct thandle *handle)
866 struct dt_object *next = mdd_object_child(o);
867 return next->do_ops->do_declare_create(env, next, attr, hint,
872 int mdo_create_obj(const struct lu_env *env, struct mdd_object *o,
873 struct lu_attr *attr,
874 struct dt_allocation_hint *hint,
875 struct dt_object_format *dof,
876 struct thandle *handle)
878 struct dt_object *next = mdd_object_child(o);
881 rc = next->do_ops->do_create(env, next, attr, hint, dof, handle);
887 int mdo_declare_destroy(const struct lu_env *env, struct mdd_object *o,
888 struct thandle *handle)
890 struct dt_object *next = mdd_object_child(o);
891 return dt_declare_destroy(env, next, handle);
895 int mdo_destroy(const struct lu_env *env, struct mdd_object *o,
896 struct thandle *handle)
898 struct dt_object *next = mdd_object_child(o);
899 return dt_destroy(env, next, handle);
902 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
903 struct mdd_object *obj,
904 struct lustre_capa *old,
907 struct dt_object *next = mdd_object_child(obj);
908 if (mdd_object_exists(obj) == 0) {
909 CERROR("%s: object "DFID" not found: rc = -2\n",
910 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
911 return ERR_PTR(-ENOENT);
913 return next->do_ops->do_capa_get(env, next, old, opc);