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, 2013, 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_lfsck.h>
49 #include <lustre_fid.h>
50 #include <lustre_capa.h>
51 #include <lprocfs_status.h>
52 #include <lustre_log.h>
53 #include <lustre_linkea.h>
56 /** changelog is recording */
57 #define CLM_ON 0x00001
58 /** internal error prevented changelogs from starting */
59 #define CLM_ERR 0x00002
61 /** changelogs turned on */
62 #define CLM_START 0x10000
63 /** changelogs turned off */
64 #define CLM_FINI 0x20000
65 /** some changelog records purged */
66 #define CLM_PURGE 0x40000
68 struct mdd_changelog {
69 spinlock_t mc_lock; /* for index */
74 spinlock_t mc_user_lock;
78 static inline __u64 cl_time(void) {
81 cfs_fs_time_current(&time);
82 return (((__u64)time.tv_sec) << 30) + time.tv_nsec;
85 /** Objects in .lustre dir */
86 struct mdd_dot_lustre_objs {
87 struct mdd_object *mdd_obf;
91 struct md_device mdd_md_dev;
92 struct obd_export *mdd_child_exp;
93 struct dt_device *mdd_child;
94 struct dt_device *mdd_bottom;
95 struct lu_fid mdd_root_fid; /* /ROOT */
96 struct lu_fid mdd_local_root_fid;
97 struct dt_device_param mdd_dt_conf;
98 struct dt_object *mdd_orphans; /* PENDING directory */
99 cfs_proc_dir_entry_t *mdd_proc_entry;
100 struct mdd_changelog mdd_cl;
101 unsigned long mdd_atime_diff;
102 struct mdd_object *mdd_dot_lustre;
103 struct mdd_dot_lustre_objs mdd_dot_lustre_objs;
104 unsigned int mdd_sync_permission;
106 struct local_oid_storage *mdd_los;
110 /* The dir object has been unlinked */
118 struct md_object mod_obj;
123 unsigned long mod_flags;
124 #ifdef CONFIG_LOCKDEP
125 /* "dep_map" name is assumed by lockdep.h macros. */
126 struct lockdep_map dep_map;
130 struct mdd_thread_info {
131 struct lu_fid mti_fid;
132 struct lu_fid mti_fid2; /* used for be & cpu converting */
134 * only be used by MDD interfaces, can be passed into local MDD APIs.
136 struct lu_attr mti_pattr;
137 struct lu_attr mti_cattr;
138 struct lu_attr mti_tpattr;
139 struct lu_attr mti_tattr;
140 /** used to set c/mtime */
141 struct lu_attr mti_la_for_fix;
142 /* Only used in mdd_object_start */
143 struct lu_attr mti_la_for_start;
144 struct md_attr mti_ma;
145 struct obd_info mti_oi;
146 /* mti_ent and mti_key must be conjoint,
147 * then mti_ent::lde_name will be mti_key. */
148 struct lu_dirent mti_ent;
149 char mti_key[NAME_MAX + 16];
150 struct obd_trans_info mti_oti;
151 struct lu_buf mti_buf[4];
152 struct lu_buf mti_big_buf; /* biggish persistent buf */
153 struct lu_buf mti_link_buf; /* buf for link ea */
154 struct lu_name mti_name;
155 struct lu_name mti_name2;
157 char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
158 struct dt_allocation_hint mti_hint;
159 struct lov_mds_md *mti_max_lmm;
160 int mti_max_lmm_size;
161 struct llog_cookie *mti_max_cookie;
162 int mti_max_cookie_size;
163 struct dt_object_format mti_dof;
164 struct obd_quotactl mti_oqctl;
165 struct linkea_data mti_link_data;
168 extern const char orph_index_name[];
170 extern const struct dt_index_features orph_index_features;
172 struct lov_mds_md *mdd_max_lmm_buffer(const struct lu_env *env, int size);
173 struct lov_mds_md *mdd_max_lmm_get(const struct lu_env *env,
174 struct mdd_device *mdd);
176 struct llog_cookie *mdd_max_cookie_get(const struct lu_env *env,
177 struct mdd_device *mdd);
179 int mdd_init_obd(const struct lu_env *env, struct mdd_device *mdd,
180 struct lustre_cfg *cfg);
181 int mdd_fini_obd(const struct lu_env *env, struct mdd_device *mdd,
182 struct lustre_cfg *lcfg);
183 int __mdd_xattr_set(const struct lu_env *env, struct mdd_object *obj,
184 const struct lu_buf *buf, const char *name,
185 int fl, struct thandle *handle);
186 int mdd_xattr_set_txn(const struct lu_env *env, struct mdd_object *obj,
187 const struct lu_buf *buf, const char *name, int fl,
188 struct thandle *txn);
189 int mdd_lsm_sanity_check(const struct lu_env *env, struct mdd_object *obj);
190 int mdd_lov_set_md(const struct lu_env *env, struct mdd_object *pobj,
191 struct mdd_object *child, struct lov_mds_md *lmm,
192 int lmm_size, struct thandle *handle, int set_stripe);
193 int mdd_lov_create(const struct lu_env *env, struct mdd_device *mdd,
194 struct mdd_object *parent, struct mdd_object *child,
195 struct lov_mds_md **lmm, int *lmm_size,
196 const struct md_op_spec *spec, struct md_attr *ma);
197 int mdd_lov_objid_prepare(struct mdd_device *mdd, struct lov_mds_md *lmm);
198 int mdd_declare_lov_objid_update(const struct lu_env *, struct mdd_device *,
200 void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm);
201 void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
202 struct lov_mds_md *lmm, int lmm_size,
203 const struct md_op_spec *spec);
204 int mdd_file_lock(const struct lu_env *env, struct md_object *obj,
205 struct lov_mds_md *lmm, struct ldlm_extent *extent,
206 struct lustre_handle *lockh);
207 int mdd_file_unlock(const struct lu_env *env, struct md_object *obj,
208 struct lov_mds_md *lmm, struct lustre_handle *lockh);
209 int mdd_lum_lmm_cmp(const struct lu_env *env, struct md_object *cobj,
210 const struct md_op_spec *spec, struct md_attr *ma);
211 int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
212 void *md, int *md_size, const char *name);
213 int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
214 void *md, int *md_size, const char *name);
215 int mdd_data_get(const struct lu_env *env, struct mdd_object *obj, void **data);
216 int mdd_la_get(const struct lu_env *env, struct mdd_object *obj,
217 struct lu_attr *la, struct lustre_capa *capa);
218 int mdd_attr_get(const struct lu_env *env, struct md_object *obj,
220 int mdd_attr_set(const struct lu_env *env, struct md_object *obj,
221 const struct md_attr *ma);
222 int mdd_attr_set_internal(const struct lu_env *env,
223 struct mdd_object *obj,
224 const struct lu_attr *attr,
225 struct thandle *handle,
227 int mdd_update_time(const struct lu_env *env, struct mdd_object *obj,
228 const struct lu_attr *oattr, struct lu_attr *attr,
229 struct thandle *handle);
230 int mdd_declare_object_kill(const struct lu_env *env, struct mdd_object *obj,
231 struct md_attr *ma, struct thandle *handle);
232 int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
233 struct md_attr *ma, struct thandle *handle);
234 int mdd_iattr_get(const struct lu_env *env, struct mdd_object *mdd_obj,
236 int mdd_object_create_internal(const struct lu_env *env, struct mdd_object *p,
237 struct mdd_object *c, struct lu_attr *attr,
238 struct thandle *handle,
239 const struct md_op_spec *spec);
240 int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
244 void mdd_write_lock(const struct lu_env *env, struct mdd_object *obj,
245 enum mdd_object_role role);
246 void mdd_read_lock(const struct lu_env *env, struct mdd_object *obj,
247 enum mdd_object_role role);
248 void mdd_write_unlock(const struct lu_env *env, struct mdd_object *obj);
249 void mdd_read_unlock(const struct lu_env *env, struct mdd_object *obj);
250 int mdd_write_locked(const struct lu_env *env, struct mdd_object *obj);
252 unsigned long mdd_name2hash(const char *name);
253 void *mdd_pdo_write_lock(const struct lu_env *env, struct mdd_object *obj,
254 const char *name, enum mdd_object_role role);
255 void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
258 int mdd_is_subdir(const struct lu_env *env, struct md_object *mo,
259 const struct lu_fid *fid, struct lu_fid *sfid);
260 int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
261 const struct lu_attr *pattr, struct mdd_object *cobj,
262 int check_perm, int check_nlink);
263 int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
264 const struct lu_attr *pattr, const struct lu_attr *attr);
265 int mdd_may_delete(const struct lu_env *env, struct mdd_object *tpobj,
266 const struct lu_attr *tpattr, struct mdd_object *tobj,
267 const struct lu_attr *tattr, const struct lu_attr *cattr,
268 int check_perm, int check_empty);
269 int mdd_unlink_sanity_check(const struct lu_env *env, struct mdd_object *pobj,
270 const struct lu_attr *pattr,
271 struct mdd_object *cobj,
272 const struct lu_attr *cattr);
273 int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
274 struct md_attr *ma, struct thandle *th);
276 int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
277 int mdd_lookup(const struct lu_env *env,
278 struct md_object *pobj, const struct lu_name *lname,
279 struct lu_fid* fid, struct md_op_spec *spec);
280 int mdd_links_read(const struct lu_env *env, struct mdd_object *mdd_obj,
281 struct linkea_data *ldata);
282 int mdd_declare_links_add(const struct lu_env *env, struct mdd_object *mdd_obj,
283 struct thandle *handle, struct linkea_data *ldata);
284 int mdd_links_write(const struct lu_env *env, struct mdd_object *mdd_obj,
285 struct linkea_data *ldata, struct thandle *handle);
286 struct lu_buf *mdd_links_get(const struct lu_env *env,
287 struct mdd_object *mdd_obj);
288 int mdd_links_rename(const struct lu_env *env,
289 struct mdd_object *mdd_obj,
290 const struct lu_fid *oldpfid,
291 const struct lu_name *oldlname,
292 const struct lu_fid *newpfid,
293 const struct lu_name *newlname,
294 struct thandle *handle,
295 struct linkea_data *ldata,
296 int first, int check);
297 int mdd_declare_links_add(const struct lu_env *env, struct mdd_object *mdd_obj,
298 struct thandle *handle, struct linkea_data *ldata);
301 int mdd_declare_unlink_log(const struct lu_env *env, struct mdd_object *obj,
302 struct md_attr *ma, struct thandle *handle);
303 int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
304 struct mdd_object *mdd_cobj, struct md_attr *ma);
306 int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
307 const struct md_attr *ma,
308 struct lov_mds_md *lmm, int lmm_size,
309 struct llog_cookie *logcookies, int cookies_size);
311 int mdd_get_cookie_size(const struct lu_env *env, struct mdd_device *mdd,
312 struct lov_mds_md *lmm);
314 int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
315 struct lov_mds_md *lmm, int lmm_size,
316 struct llog_cookie *logcookies);
318 int mdd_lovobj_unlink(const struct lu_env *env, struct mdd_device *mdd,
319 struct mdd_object *obj, struct lu_attr *la,
320 struct md_attr *ma, int log_unlink);
322 struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
324 #define MDD_ENV_VAR(env, var) (&mdd_env_info(env)->mti_##var)
326 const struct lu_name *mdd_name_get_const(const struct lu_env *env,
327 const void *area, ssize_t len);
328 struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
329 const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
330 const void *area, ssize_t len);
332 int __mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
333 int __mdd_orphan_add(const struct lu_env *, struct mdd_object *,
335 int __mdd_orphan_del(const struct lu_env *, struct mdd_object *,
337 int orph_index_init(const struct lu_env *env, struct mdd_device *mdd);
338 void orph_index_fini(const struct lu_env *env, struct mdd_device *mdd);
339 int orph_declare_index_insert(const struct lu_env *, struct mdd_object *,
340 umode_t mode, struct thandle *);
341 int orph_declare_index_delete(const struct lu_env *, struct mdd_object *,
345 void lprocfs_mdd_init_vars(struct lprocfs_static_vars *lvars);
346 int mdd_procfs_init(struct mdd_device *mdd, const char *name);
347 int mdd_procfs_fini(struct mdd_device *mdd);
350 struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
351 int mdd_buf_grow(const struct lu_env *env, ssize_t len);
352 void mdd_buf_put(struct lu_buf *buf);
354 struct lu_buf *mdd_link_buf_alloc(const struct lu_env *env, ssize_t len);
355 int mdd_link_buf_grow(const struct lu_env *env, ssize_t len);
356 extern const struct md_dir_operations mdd_dir_ops;
357 extern const struct md_object_operations mdd_obj_ops;
359 int accmode(const struct lu_env *env, const struct lu_attr *la, int flags);
360 extern struct lu_context_key mdd_thread_key;
361 extern const struct lu_device_operations mdd_lu_ops;
363 struct mdd_object *mdd_object_find(const struct lu_env *env,
364 struct mdd_device *d,
365 const struct lu_fid *f);
366 int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm);
367 int mdd_readpage(const struct lu_env *env, struct md_object *obj,
368 const struct lu_rdpg *rdpg);
369 int mdd_declare_changelog_store(const struct lu_env *env,
370 struct mdd_device *mdd,
371 const struct lu_name *fname,
372 struct thandle *handle);
373 int mdd_changelog_store(const struct lu_env *env, struct mdd_device *mdd,
374 struct llog_changelog_rec *rec, struct thandle *th);
375 int mdd_changelog_data_store(const struct lu_env *env, struct mdd_device *mdd,
376 enum changelog_rec_type type, int flags,
377 struct mdd_object *mdd_obj,
378 struct thandle *handle);
379 int mdd_changelog_ns_store(const struct lu_env *env, struct mdd_device *mdd,
380 enum changelog_rec_type type, unsigned flags,
381 struct mdd_object *target, struct mdd_object *parent,
382 const struct lu_name *tname, struct thandle *handle);
383 int mdd_declare_object_create_internal(const struct lu_env *env,
384 struct mdd_object *p,
385 struct mdd_object *c,
386 struct lu_attr *attr,
387 struct thandle *handle,
388 const struct md_op_spec *spec);
391 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
392 struct mdd_object *obj, struct lu_attr *la);
394 void mdd_object_make_hint(const struct lu_env *env, struct mdd_object *parent,
395 struct mdd_object *child, const struct lu_attr *attr,
396 const struct md_op_spec *spec);
398 static inline void mdd_object_get(struct mdd_object *o)
400 lu_object_get(&o->mod_obj.mo_lu);
403 static inline void mdd_object_put(const struct lu_env *env,
404 struct mdd_object *o)
406 lu_object_put(env, &o->mod_obj.mo_lu);
409 struct thandle *mdd_trans_create(const struct lu_env *env,
410 struct mdd_device *mdd);
411 int mdd_trans_start(const struct lu_env *env, struct mdd_device *mdd,
413 void mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
414 int rc, struct thandle *handle);
415 int mdd_txn_stop_cb(const struct lu_env *env, struct thandle *txn,
417 int mdd_txn_start_cb(const struct lu_env *env, struct thandle *,
421 struct lu_object *mdd_object_alloc(const struct lu_env *env,
422 const struct lu_object_header *hdr,
423 struct lu_device *d);
424 int mdd_local_file_create(const struct lu_env *env, struct mdd_device *mdd,
425 const struct lu_fid *pfid, const char *name,
426 __u32 mode, struct lu_fid *fid);
428 int mdd_acl_chmod(const struct lu_env *env, struct mdd_object *o, __u32 mode,
429 struct thandle *handle);
430 int __mdd_declare_acl_init(const struct lu_env *env, struct mdd_object *obj,
431 int is_dir, struct thandle *handle);
432 int mdd_acl_set(const struct lu_env *env, struct mdd_object *obj,
433 struct lu_attr *attr, const struct lu_buf *buf, int fl);
434 int __mdd_fix_mode_acl(const struct lu_env *env, struct lu_buf *buf,
436 int __mdd_permission_internal(const struct lu_env *env, struct mdd_object *obj,
437 const struct lu_attr *la, int mask, int role);
438 int mdd_permission(const struct lu_env *env,
439 struct md_object *pobj, struct md_object *cobj,
440 struct md_attr *ma, int mask);
441 int mdd_capa_get(const struct lu_env *env, struct md_object *obj,
442 struct lustre_capa *capa, int renewal);
445 int mdd_compat_fixes(const struct lu_env *env, struct mdd_device *mdd);
447 /* inline functions */
448 static inline int lu_device_is_mdd(struct lu_device *d)
450 return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdd_lu_ops);
453 static inline struct mdd_device* lu2mdd_dev(struct lu_device *d)
455 LASSERT(lu_device_is_mdd(d));
456 return container_of0(d, struct mdd_device, mdd_md_dev.md_lu_dev);
459 static inline struct lu_device *mdd2lu_dev(struct mdd_device *d)
461 return (&d->mdd_md_dev.md_lu_dev);
464 static inline struct mdd_object *lu2mdd_obj(struct lu_object *o)
466 LASSERT(ergo(o != NULL, lu_device_is_mdd(o->lo_dev)));
467 return container_of0(o, struct mdd_object, mod_obj.mo_lu);
470 static inline struct mdd_device* mdo2mdd(struct md_object *mdo)
472 return lu2mdd_dev(mdo->mo_lu.lo_dev);
475 static inline struct mdd_object* md2mdd_obj(struct md_object *mdo)
477 return container_of0(mdo, struct mdd_object, mod_obj);
480 static inline const struct dt_device_operations *
481 mdd_child_ops(struct mdd_device *d)
483 return d->mdd_child->dd_ops;
486 static inline struct lu_object *mdd2lu_obj(struct mdd_object *obj)
488 return &obj->mod_obj.mo_lu;
491 static inline struct dt_object* mdd_object_child(struct mdd_object *o)
493 return container_of0(lu_object_next(mdd2lu_obj(o)),
494 struct dt_object, do_lu);
497 static inline struct obd_device *mdd2obd_dev(struct mdd_device *mdd)
499 return (mdd->mdd_md_dev.md_lu_dev.ld_obd);
502 static inline struct mdd_device *mdd_obj2mdd_dev(struct mdd_object *obj)
504 return mdo2mdd(&obj->mod_obj);
507 static inline const struct lu_fid *mdo2fid(const struct mdd_object *obj)
509 return lu_object_fid(&obj->mod_obj.mo_lu);
512 static inline int mdd_object_obf(const struct mdd_object *obj)
514 return lu_fid_eq(mdo2fid(obj), &LU_OBF_FID);
517 static inline umode_t mdd_object_type(const struct mdd_object *obj)
519 return lu_object_attr(&obj->mod_obj.mo_lu);
522 static inline int mdd_is_immutable(struct mdd_object *obj)
524 return obj->mod_flags & IMMUTE_OBJ;
527 static inline int mdd_is_dead_obj(struct mdd_object *obj)
529 return obj && obj->mod_flags & DEAD_OBJ;
532 static inline int mdd_is_append(struct mdd_object *obj)
534 return obj->mod_flags & APPEND_OBJ;
537 static inline int mdd_object_exists(struct mdd_object *obj)
539 return lu_object_exists(mdd2lu_obj(obj));
542 static inline int mdd_object_remote(struct mdd_object *obj)
544 return lu_object_remote(mdd2lu_obj(obj));
547 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
549 return lu_object_fid(mdd2lu_obj(obj));
552 static inline struct seq_server_site *mdd_seq_site(struct mdd_device *mdd)
554 return mdd2lu_dev(mdd)->ld_site->ld_seq_site;
557 static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
558 const struct mdd_object *obj)
560 struct lu_capainfo *lci = lu_capainfo_get(env);
561 const struct lu_fid *fid = mdo2fid(obj);
564 /* NB: in mdt_init0 */
568 for (i = 0; i < LU_CAPAINFO_MAX; i++)
569 if (lu_fid_eq(&lci->lci_fid[i], fid))
570 return lci->lci_capa[i];
574 static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
575 const struct mdd_object *obj,
576 struct lustre_capa *capa)
578 struct lu_capainfo *lci = lu_capainfo_get(env);
579 const struct lu_fid *fid = mdo2fid(obj);
581 LASSERT(offset >= 0 && offset < LU_CAPAINFO_MAX);
582 /* NB: in mdt_init0 */
586 lci->lci_fid[offset] = *fid;
587 lci->lci_capa[offset] = capa;
590 static inline const char *mdd_obj_dev_name(const struct mdd_object *obj)
592 return lu_dev_name(obj->mod_obj.mo_lu.lo_dev);
595 #define MAX_ATIME_DIFF 60
601 static inline int mdd_permission_internal(const struct lu_env *env,
602 struct mdd_object *obj,
603 const struct lu_attr *la, int mask)
605 return __mdd_permission_internal(env, obj, la, mask, -1);
608 static inline int mdd_permission_internal_locked(const struct lu_env *env,
609 struct mdd_object *obj,
610 const struct lu_attr *la,
612 enum mdd_object_role role)
614 return __mdd_permission_internal(env, obj, la, mask, role);
617 static inline int mdo_data_get(const struct lu_env *env,
618 struct mdd_object *obj,
621 struct dt_object *next = mdd_object_child(obj);
622 next->do_ops->do_data_get(env, next, data);
626 /* mdd inline func for calling osd_dt_object ops */
627 static inline int mdo_attr_get(const struct lu_env *env, struct mdd_object *obj,
628 struct lu_attr *la, struct lustre_capa *capa)
630 struct dt_object *next = mdd_object_child(obj);
631 return next->do_ops->do_attr_get(env, next, la, capa);
634 static inline int mdo_declare_attr_set(const struct lu_env *env,
635 struct mdd_object *obj,
636 const struct lu_attr *la,
637 struct thandle *handle)
639 struct dt_object *next = mdd_object_child(obj);
640 return dt_declare_attr_set(env, next, la, handle);
643 static inline int mdo_attr_set(const struct lu_env *env,
644 struct mdd_object *obj,
645 const struct lu_attr *la,
646 struct thandle *handle,
647 struct lustre_capa *capa)
649 struct dt_object *next = mdd_object_child(obj);
650 if (mdd_object_exists(obj) == 0) {
651 CERROR("%s: object "DFID" not found: rc = -2\n",
652 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
655 return next->do_ops->do_attr_set(env, next, la, handle, capa);
658 static inline int mdo_xattr_get(const struct lu_env *env,struct mdd_object *obj,
659 struct lu_buf *buf, const char *name,
660 struct lustre_capa *capa)
662 struct dt_object *next = mdd_object_child(obj);
663 return next->do_ops->do_xattr_get(env, next, buf, name, capa);
666 static inline int mdo_declare_xattr_set(const struct lu_env *env,
667 struct mdd_object *obj,
668 const struct lu_buf *buf,
670 int fl, struct thandle *handle)
672 struct dt_object *next = mdd_object_child(obj);
673 return dt_declare_xattr_set(env, next, buf, name, fl, handle);
676 static inline int mdo_xattr_set(const struct lu_env *env,struct mdd_object *obj,
677 const struct lu_buf *buf, const char *name,
678 int fl, struct thandle *handle,
679 struct lustre_capa *capa)
681 struct dt_object *next = mdd_object_child(obj);
682 if (mdd_object_exists(obj) == 0) {
683 CERROR("%s: object "DFID" not found: rc = -2\n",
684 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
687 return next->do_ops->do_xattr_set(env, next, buf, name, fl, handle,
691 static inline int mdo_declare_xattr_del(const struct lu_env *env,
692 struct mdd_object *obj,
694 struct thandle *handle)
696 struct dt_object *next = mdd_object_child(obj);
697 return dt_declare_xattr_del(env, next, name, handle);
700 static inline int mdo_xattr_del(const struct lu_env *env,struct mdd_object *obj,
701 const char *name, 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_del(env, next, name, handle, capa);
714 int mdo_xattr_list(const struct lu_env *env, struct mdd_object *obj,
715 struct lu_buf *buf, struct lustre_capa *capa)
717 struct dt_object *next = mdd_object_child(obj);
718 if (mdd_object_exists(obj) == 0) {
719 CERROR("%s: object "DFID" not found: rc = -2\n",
720 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
723 return next->do_ops->do_xattr_list(env, next, buf, capa);
727 int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
728 const struct dt_index_features *feat)
730 struct dt_object *next = mdd_object_child(obj);
731 return next->do_ops->do_index_try(env, next, feat);
735 int mdo_declare_index_insert(const struct lu_env *env, struct mdd_object *obj,
736 const struct lu_fid *fid, const char *name,
737 struct thandle *handle)
739 struct dt_object *next = mdd_object_child(obj);
743 * if the object doesn't exist yet, then it's supposed to be created
744 * and declaration of the creation should be enough to insert ./..
746 /* FIXME: remote object should not be awared by MDD layer, but local
747 * creation does not declare insert ./.. (comments above), which
748 * is required by remote directory creation.
749 * This remote check should be removed when mdd_object_exists check is
752 if (mdd_object_exists(obj) || mdd_object_remote(obj)) {
754 if (dt_try_as_dir(env, next))
755 rc = dt_declare_insert(env, next,
756 (struct dt_rec *)fid,
757 (const struct dt_key *)name,
765 int mdo_declare_index_delete(const struct lu_env *env, struct mdd_object *obj,
766 const char *name, struct thandle *handle)
768 struct dt_object *next = mdd_object_child(obj);
770 if (!dt_try_as_dir(env, next))
773 return dt_declare_delete(env, next, (const struct dt_key *)name,
777 static inline int mdo_declare_ref_add(const struct lu_env *env,
778 struct mdd_object *obj,
779 struct thandle *handle)
781 struct dt_object *next = mdd_object_child(obj);
782 return dt_declare_ref_add(env, next, handle);
785 static inline int mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
786 struct thandle *handle)
788 struct dt_object *next = mdd_object_child(obj);
789 if (mdd_object_exists(obj) == 0) {
790 CERROR("%s: object "DFID" not found: rc = -2\n",
791 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
794 return next->do_ops->do_ref_add(env, next, handle);
797 static inline int mdo_declare_ref_del(const struct lu_env *env,
798 struct mdd_object *obj,
799 struct thandle *handle)
801 struct dt_object *next = mdd_object_child(obj);
802 return dt_declare_ref_del(env, next, handle);
805 static inline int mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
806 struct thandle *handle)
808 struct dt_object *next = mdd_object_child(obj);
809 if (mdd_object_exists(obj) == 0) {
810 CERROR("%s: object "DFID" not found: rc = -2\n",
811 mdd_obj_dev_name(obj), PFID(mdd_object_fid(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);
839 rc = next->do_ops->do_create(env, next, attr, hint, dof, handle);
845 int mdo_declare_destroy(const struct lu_env *env, struct mdd_object *o,
846 struct thandle *handle)
848 struct dt_object *next = mdd_object_child(o);
849 return dt_declare_destroy(env, next, handle);
853 int mdo_destroy(const struct lu_env *env, struct mdd_object *o,
854 struct thandle *handle)
856 struct dt_object *next = mdd_object_child(o);
857 return dt_destroy(env, next, handle);
860 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
861 struct mdd_object *obj,
862 struct lustre_capa *old,
865 struct dt_object *next = mdd_object_child(obj);
866 if (mdd_object_exists(obj) == 0) {
867 CERROR("%s: object "DFID" not found: rc = -2\n",
868 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
869 return ERR_PTR(-ENOENT);
871 return next->do_ops->do_capa_get(env, next, old, opc);