1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 only,
10 * as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
18 * You should have received a copy of the GNU General Public License
19 * version 2 along with this program; If not, see
20 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
30 * Use is subject to license terms.
32 * Copyright (c) 2011 Whamcloud, Inc.
36 * This file is part of Lustre, http://www.lustre.org/
37 * Lustre is a trademark of Sun Microsystems, Inc.
39 * lustre/mdd/mdd_internal.h
41 * Author: Wang Di <wangdi@clusterfs.com>
44 #ifndef _MDD_INTERNAL_H
45 #define _MDD_INTERNAL_H
47 #include <lustre_acl.h>
48 #include <lustre_eacl.h>
50 #include <md_object.h>
51 #include <dt_object.h>
52 #include <linux/sched.h>
53 #include <linux/capability.h>
54 #include <linux/dynlocks.h>
55 #ifdef HAVE_QUOTA_SUPPORT
56 # include <lustre_quota.h>
58 #include <lustre_fsfilt.h>
60 #ifdef HAVE_QUOTA_SUPPORT
62 extern quota_interface_t *mds_quota_interface_ref;
64 static inline void mdd_quota_wrapper(struct lu_attr *la, unsigned int *qids)
66 qids[USRQUOTA] = la->la_uid;
67 qids[GRPQUOTA] = la->la_gid;
71 /* PDO lock is unnecessary for current MDT stack because operations
72 * are already protected by ldlm lock */
73 #define MDD_DISABLE_PDO_LOCK 1
76 MDD_TXN_OBJECT_DESTROY_OP = 0,
77 MDD_TXN_OBJECT_CREATE_OP,
80 MDD_TXN_INDEX_INSERT_OP,
81 MDD_TXN_INDEX_DELETE_OP,
85 MDD_TXN_RENAME_TGT_OP,
86 MDD_TXN_CREATE_DATA_OP,
91 struct mdd_txn_op_descr {
92 enum mdd_txn_op mod_op;
93 unsigned int mod_credits;
97 /** changelog is recording */
98 #define CLM_ON 0x00001
99 /** internal error prevented changelogs from starting */
100 #define CLM_ERR 0x00002
102 /** changelogs turned on */
103 #define CLM_START 0x10000
104 /** changelogs turned off */
105 #define CLM_FINI 0x20000
106 /** some changelog records purged */
107 #define CLM_PURGE 0x40000
109 struct mdd_changelog {
110 cfs_spinlock_t mc_lock; /* for index */
115 cfs_spinlock_t mc_user_lock;
119 /** Objects in .lustre dir */
120 struct mdd_dot_lustre_objs {
121 struct mdd_object *mdd_obf;
125 struct md_device mdd_md_dev;
126 struct dt_device *mdd_child;
127 struct obd_device *mdd_obd_dev;
128 struct lu_fid mdd_root_fid;
129 struct dt_device_param mdd_dt_conf;
130 struct dt_object *mdd_orphans;
131 struct dt_txn_callback mdd_txn_cb;
132 cfs_proc_dir_entry_t *mdd_proc_entry;
133 struct lprocfs_stats *mdd_stats;
134 struct mdd_txn_op_descr mdd_tod[MDD_TXN_LAST_OP];
135 struct mdd_changelog mdd_cl;
136 unsigned long mdd_atime_diff;
137 struct mdd_object *mdd_dot_lustre;
138 struct mdd_dot_lustre_objs mdd_dot_lustre_objs;
139 unsigned int mdd_sync_permission;
143 /* The dir object has been unlinked */
151 #define LUSTRE_APPEND_FL LDISKFS_APPEND_FL
152 #define LUSTRE_IMMUTABLE_FL LDISKFS_IMMUTABLE_FL
153 #define LUSTRE_DIRSYNC_FL LDISKFS_DIRSYNC_FL
155 enum mdd_object_role {
164 struct md_object mod_obj;
169 unsigned long mod_flags;
170 struct dynlock mod_pdlock;
171 #ifdef CONFIG_LOCKDEP
172 /* "dep_map" name is assumed by lockdep.h macros. */
173 struct lockdep_map dep_map;
177 struct mdd_thread_info {
178 struct txn_param mti_param;
179 struct lu_fid mti_fid;
180 struct lu_fid mti_fid2; /* used for be & cpu converting */
181 struct lu_attr mti_la;
182 struct lu_attr mti_la_for_fix;
183 struct md_attr mti_ma;
184 struct obd_info mti_oi;
185 char mti_orph_key[NAME_MAX + 1];
186 struct obd_trans_info mti_oti;
187 struct lu_buf mti_buf;
188 struct lu_buf mti_big_buf; /* biggish persistent buf */
189 struct lu_name mti_name;
191 char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
192 struct dt_allocation_hint mti_hint;
193 struct lov_mds_md *mti_max_lmm;
194 int mti_max_lmm_size;
195 struct llog_cookie *mti_max_cookie;
196 int mti_max_cookie_size;
197 struct dt_object_format mti_dof;
198 struct obd_quotactl mti_oqctl;
201 extern const char orph_index_name[];
203 extern const struct dt_index_features orph_index_features;
205 struct lov_mds_md *mdd_max_lmm_get(const struct lu_env *env,
206 struct mdd_device *mdd);
208 struct llog_cookie *mdd_max_cookie_get(const struct lu_env *env,
209 struct mdd_device *mdd);
211 int mdd_init_obd(const struct lu_env *env, struct mdd_device *mdd,
212 struct lustre_cfg *cfg);
213 int mdd_fini_obd(const struct lu_env *env, struct mdd_device *mdd,
214 struct lustre_cfg *lcfg);
215 int __mdd_xattr_set(const struct lu_env *env, struct mdd_object *obj,
216 const struct lu_buf *buf, const char *name,
217 int fl, struct thandle *handle);
218 int mdd_xattr_set_txn(const struct lu_env *env, struct mdd_object *obj,
219 const struct lu_buf *buf, const char *name, int fl,
220 struct thandle *txn);
221 int mdd_lsm_sanity_check(const struct lu_env *env, struct mdd_object *obj);
222 int mdd_lov_set_md(const struct lu_env *env, struct mdd_object *pobj,
223 struct mdd_object *child, struct lov_mds_md *lmm,
224 int lmm_size, struct thandle *handle, int set_stripe);
225 int mdd_lov_create(const struct lu_env *env, struct mdd_device *mdd,
226 struct mdd_object *parent, struct mdd_object *child,
227 struct lov_mds_md **lmm, int *lmm_size,
228 const struct md_op_spec *spec, struct lu_attr *la);
229 int mdd_lov_objid_prepare(struct mdd_device *mdd, struct lov_mds_md *lmm);
230 void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm);
231 void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
232 struct lov_mds_md *lmm, int lmm_size,
233 const struct md_op_spec *spec);
234 int mdd_file_lock(const struct lu_env *env, struct md_object *obj,
235 struct lov_mds_md *lmm, struct ldlm_extent *extent,
236 struct lustre_handle *lockh);
237 int mdd_file_unlock(const struct lu_env *env, struct md_object *obj,
238 struct lov_mds_md *lmm, struct lustre_handle *lockh);
239 int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
240 void *md, int *md_size, const char *name);
241 int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
242 void *md, int *md_size, const char *name);
243 int mdd_data_get(const struct lu_env *env, struct mdd_object *obj, void **data);
244 int mdd_la_get(const struct lu_env *env, struct mdd_object *obj,
245 struct lu_attr *la, struct lustre_capa *capa);
246 int mdd_attr_get(const struct lu_env *env, struct md_object *obj,
248 int mdd_attr_set(const struct lu_env *env, struct md_object *obj,
249 const struct md_attr *ma);
250 int mdd_attr_set_internal(const struct lu_env *env,
251 struct mdd_object *obj,
252 struct lu_attr *attr,
253 struct thandle *handle,
255 int mdd_attr_check_set_internal(const struct lu_env *env,
256 struct mdd_object *obj,
257 struct lu_attr *attr,
258 struct thandle *handle,
260 int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
262 int mdd_iattr_get(const struct lu_env *env, struct mdd_object *mdd_obj,
264 int mdd_attr_get_internal(const struct lu_env *env, struct mdd_object *mdd_obj,
266 int mdd_attr_get_internal_locked(const struct lu_env *env,
267 struct mdd_object *mdd_obj,
269 int mdd_object_create_internal(const struct lu_env *env, struct mdd_object *p,
270 struct mdd_object *c, struct md_attr *ma,
271 struct thandle *handle,
272 const struct md_op_spec *spec);
273 int mdd_attr_check_set_internal_locked(const struct lu_env *env,
274 struct mdd_object *obj,
275 struct lu_attr *attr,
276 struct thandle *handle,
278 int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
282 void mdd_write_lock(const struct lu_env *env, struct mdd_object *obj,
283 enum mdd_object_role role);
284 void mdd_read_lock(const struct lu_env *env, struct mdd_object *obj,
285 enum mdd_object_role role);
286 void mdd_write_unlock(const struct lu_env *env, struct mdd_object *obj);
287 void mdd_read_unlock(const struct lu_env *env, struct mdd_object *obj);
288 int mdd_write_locked(const struct lu_env *env, struct mdd_object *obj);
290 void mdd_pdlock_init(struct mdd_object *obj);
291 unsigned long mdd_name2hash(const char *name);
292 struct dynlock_handle *mdd_pdo_write_lock(const struct lu_env *env,
293 struct mdd_object *obj,
295 enum mdd_object_role role);
296 struct dynlock_handle *mdd_pdo_read_lock(const struct lu_env *env,
297 struct mdd_object *obj,
299 enum mdd_object_role role);
300 void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
301 struct dynlock_handle *dlh);
302 void mdd_pdo_read_unlock(const struct lu_env *env, struct mdd_object *obj,
303 struct dynlock_handle *dlh);
305 int mdd_is_subdir(const struct lu_env *env, struct md_object *mo,
306 const struct lu_fid *fid, struct lu_fid *sfid);
307 void __mdd_ref_add(const struct lu_env *env, struct mdd_object *obj,
308 struct thandle *handle);
309 void __mdd_ref_del(const struct lu_env *env, struct mdd_object *obj,
310 struct thandle *handle, int is_dot);
311 int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
312 struct mdd_object *cobj, int check_perm, int check_nlink);
313 int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
314 const struct md_attr *ma);
315 int mdd_may_delete(const struct lu_env *env, struct mdd_object *pobj,
316 struct mdd_object *cobj, struct md_attr *ma,
317 int check_perm, int check_empty);
318 int mdd_unlink_sanity_check(const struct lu_env *env, struct mdd_object *pobj,
319 struct mdd_object *cobj, struct md_attr *ma);
320 int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
321 struct md_attr *ma, struct thandle *th);
322 int mdd_object_initialize(const struct lu_env *env, const struct lu_fid *pfid,
323 const struct lu_name *lname, struct mdd_object *child,
324 struct md_attr *ma, struct thandle *handle,
325 const struct md_op_spec *spec);
326 int mdd_link_sanity_check(const struct lu_env *env, struct mdd_object *tgt_obj,
327 const struct lu_name *lname, struct mdd_object *src_obj);
328 int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
329 int mdd_lookup(const struct lu_env *env,
330 struct md_object *pobj, const struct lu_name *lname,
331 struct lu_fid* fid, struct md_op_spec *spec);
332 struct lu_buf *mdd_links_get(const struct lu_env *env,
333 struct mdd_object *mdd_obj);
334 void mdd_lee_unpack(const struct link_ea_entry *lee, int *reclen,
335 struct lu_name *lname, struct lu_fid *pfid);
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 struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
355 struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
356 const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
357 const void *area, ssize_t len);
359 int __mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
360 int __mdd_orphan_add(const struct lu_env *, struct mdd_object *,
362 int __mdd_orphan_del(const struct lu_env *, struct mdd_object *,
364 int orph_index_init(const struct lu_env *env, struct mdd_device *mdd);
365 void orph_index_fini(const struct lu_env *env, struct mdd_device *mdd);
366 int mdd_txn_init_credits(const struct lu_env *env, struct mdd_device *mdd);
369 void lprocfs_mdd_init_vars(struct lprocfs_static_vars *lvars);
370 int mdd_procfs_init(struct mdd_device *mdd, const char *name);
371 int mdd_procfs_fini(struct mdd_device *mdd);
372 void mdd_lprocfs_time_start(const struct lu_env *env);
373 void mdd_lprocfs_time_end(const struct lu_env *env,
374 struct mdd_device *mdd, int op);
377 int mdd_get_flags(const struct lu_env *env, struct mdd_object *obj);
378 struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
379 int mdd_buf_grow(const struct lu_env *env, ssize_t len);
380 void mdd_buf_put(struct lu_buf *buf);
382 extern const struct md_dir_operations mdd_dir_ops;
383 extern const struct md_object_operations mdd_obj_ops;
385 int accmode(const struct lu_env *env, struct lu_attr *la, int flags);
386 extern struct lu_context_key mdd_thread_key;
387 extern const struct lu_device_operations mdd_lu_ops;
389 struct mdd_object *mdd_object_find(const struct lu_env *env,
390 struct mdd_device *d,
391 const struct lu_fid *f);
392 int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm);
393 int mdd_readpage(const struct lu_env *env, struct md_object *obj,
394 const struct lu_rdpg *rdpg);
395 int mdd_changelog(const struct lu_env *env, enum changelog_rec_type type,
396 int flags, struct md_object *obj);
398 #ifdef HAVE_QUOTA_SUPPORT
399 int mdd_quota_notify(const struct lu_env *env, struct md_device *m);
400 int mdd_quota_setup(const struct lu_env *env, struct md_device *m,
402 int mdd_quota_cleanup(const struct lu_env *env, struct md_device *m);
403 int mdd_quota_recovery(const struct lu_env *env, struct md_device *m);
404 int mdd_quota_check(const struct lu_env *env, struct md_device *m,
406 int mdd_quota_on(const struct lu_env *env, struct md_device *m,
408 int mdd_quota_off(const struct lu_env *env, struct md_device *m,
410 int mdd_quota_setinfo(const struct lu_env *env, struct md_device *m,
411 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
412 int mdd_quota_getinfo(const struct lu_env *env, const struct md_device *m,
413 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
414 int mdd_quota_setquota(const struct lu_env *env, struct md_device *m,
415 __u32 type, __u32 id, struct obd_dqblk *dqblk);
416 int mdd_quota_getquota(const struct lu_env *env, const struct md_device *m,
417 __u32 type, __u32 id, struct obd_dqblk *dqblk);
418 int mdd_quota_getoinfo(const struct lu_env *env, const struct md_device *m,
419 __u32 type, __u32 id, struct obd_dqinfo *dqinfo);
420 int mdd_quota_getoquota(const struct lu_env *env, const struct md_device *m,
421 __u32 type, __u32 id, struct obd_dqblk *dqblk);
422 int mdd_quota_invalidate(const struct lu_env *env, struct md_device *m,
424 int mdd_quota_finvalidate(const struct lu_env *env, struct md_device *m,
429 void mdd_txn_param_build(const struct lu_env *env, struct mdd_device *mdd,
430 enum mdd_txn_op, int changelog_cnt);
431 int mdd_create_txn_param_build(const struct lu_env *env, struct mdd_device *mdd,
432 struct lov_mds_md *lmm, enum mdd_txn_op op,
434 int mdd_log_txn_param_build(const struct lu_env *env, struct md_object *obj,
435 struct md_attr *ma, enum mdd_txn_op,
437 int mdd_setattr_txn_param_build(const struct lu_env *env, struct md_object *obj,
438 struct md_attr *ma, enum mdd_txn_op,
441 int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
442 struct mdd_object *obj, struct lu_attr *la);
444 static inline void mdd_object_put(const struct lu_env *env,
445 struct mdd_object *o)
447 lu_object_put(env, &o->mod_obj.mo_lu);
450 struct thandle* mdd_trans_start(const struct lu_env *env,
451 struct mdd_device *);
453 void mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
454 int rc, struct thandle *handle);
456 int mdd_txn_start_cb(const struct lu_env *env, struct txn_param *param,
459 int mdd_txn_stop_cb(const struct lu_env *env, struct thandle *txn,
462 int mdd_txn_commit_cb(const struct lu_env *env, struct thandle *txn,
465 struct lu_object *mdd_object_alloc(const struct lu_env *env,
466 const struct lu_object_header *hdr,
467 struct lu_device *d);
468 struct llog_changelog_rec;
469 int mdd_changelog_llog_write(struct mdd_device *mdd,
470 struct llog_changelog_rec *rec,
471 struct thandle *handle);
472 int mdd_changelog_llog_cancel(struct mdd_device *mdd, long long endrec);
473 int mdd_changelog_write_header(struct mdd_device *mdd, int markerflags);
474 int mdd_changelog_on(struct mdd_device *mdd, int on);
476 /* mdd_permission.c */
477 #define mdd_cap_t(x) (x)
479 #define MDD_CAP_TO_MASK(x) (1 << (x))
481 #define mdd_cap_raised(c, flag) (mdd_cap_t(c) & MDD_CAP_TO_MASK(flag))
483 /* capable() is copied from linux kernel! */
484 static inline int mdd_capable(struct md_ucred *uc, cfs_cap_t cap)
486 if (mdd_cap_raised(uc->mu_cap, cap))
491 int mdd_def_acl_get(const struct lu_env *env, struct mdd_object *mdd_obj,
493 int mdd_acl_chmod(const struct lu_env *env, struct mdd_object *o, __u32 mode,
494 struct thandle *handle);
495 int __mdd_acl_init(const struct lu_env *env, struct mdd_object *obj,
496 struct lu_buf *buf, __u32 *mode, struct thandle *handle);
497 int __mdd_permission_internal(const struct lu_env *env, struct mdd_object *obj,
498 struct lu_attr *la, int mask, int role);
499 int mdd_permission(const struct lu_env *env,
500 struct md_object *pobj, struct md_object *cobj,
501 struct md_attr *ma, int mask);
502 int mdd_capa_get(const struct lu_env *env, struct md_object *obj,
503 struct lustre_capa *capa, int renewal);
505 static inline int lu_device_is_mdd(struct lu_device *d)
507 return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdd_lu_ops);
510 static inline struct mdd_device* lu2mdd_dev(struct lu_device *d)
512 LASSERT(lu_device_is_mdd(d));
513 return container_of0(d, struct mdd_device, mdd_md_dev.md_lu_dev);
516 static inline struct lu_device *mdd2lu_dev(struct mdd_device *d)
518 return (&d->mdd_md_dev.md_lu_dev);
521 static inline struct mdd_object *lu2mdd_obj(struct lu_object *o)
523 LASSERT(ergo(o != NULL, lu_device_is_mdd(o->lo_dev)));
524 return container_of0(o, struct mdd_object, mod_obj.mo_lu);
527 static inline struct mdd_device* mdo2mdd(struct md_object *mdo)
529 return lu2mdd_dev(mdo->mo_lu.lo_dev);
532 static inline struct mdd_object* md2mdd_obj(struct md_object *mdo)
534 return container_of0(mdo, struct mdd_object, mod_obj);
537 static inline const struct dt_device_operations *
538 mdd_child_ops(struct mdd_device *d)
540 return d->mdd_child->dd_ops;
543 static inline struct lu_object *mdd2lu_obj(struct mdd_object *obj)
545 return &obj->mod_obj.mo_lu;
548 static inline struct dt_object* mdd_object_child(struct mdd_object *o)
550 return container_of0(lu_object_next(mdd2lu_obj(o)),
551 struct dt_object, do_lu);
554 static inline struct obd_device *mdd2obd_dev(struct mdd_device *mdd)
556 return mdd->mdd_obd_dev;
559 static inline struct mdd_device *mdd_obj2mdd_dev(struct mdd_object *obj)
561 return mdo2mdd(&obj->mod_obj);
564 static inline const struct lu_fid *mdo2fid(const struct mdd_object *obj)
566 return lu_object_fid(&obj->mod_obj.mo_lu);
569 static inline cfs_umode_t mdd_object_type(const struct mdd_object *obj)
571 return lu_object_attr(&obj->mod_obj.mo_lu);
574 static inline int mdd_lov_mdsize(const struct lu_env *env,
575 struct mdd_device *mdd)
577 struct obd_device *obd = mdd2obd_dev(mdd);
578 return obd->u.mds.mds_max_mdsize;
581 static inline int mdd_lov_cookiesize(const struct lu_env *env,
582 struct mdd_device *mdd)
584 struct obd_device *obd = mdd2obd_dev(mdd);
585 return obd->u.mds.mds_max_cookiesize;
588 static inline int mdd_is_immutable(struct mdd_object *obj)
590 return obj->mod_flags & IMMUTE_OBJ;
593 static inline int mdd_is_dead_obj(struct mdd_object *obj)
595 return obj && obj->mod_flags & DEAD_OBJ;
598 static inline int mdd_is_append(struct mdd_object *obj)
600 return obj->mod_flags & APPEND_OBJ;
603 static inline int mdd_is_mnlink(struct mdd_object *obj)
605 return obj->mod_flags & MNLINK_OBJ;
608 static inline int mdd_object_exists(struct mdd_object *obj)
610 return lu_object_exists(mdd2lu_obj(obj));
613 static inline const struct lu_fid *mdd_object_fid(struct mdd_object *obj)
615 return lu_object_fid(mdd2lu_obj(obj));
618 static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
619 const struct mdd_object *obj)
621 struct md_capainfo *ci = md_capainfo(env);
622 const struct lu_fid *fid = mdo2fid(obj);
625 /* NB: in mdt_init0 */
628 for (i = 0; i < MD_CAPAINFO_MAX; i++)
629 if (lu_fid_eq(&ci->mc_fid[i], fid))
630 return ci->mc_capa[i];
634 static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
635 const struct mdd_object *obj,
636 struct lustre_capa *capa)
638 struct md_capainfo *ci = md_capainfo(env);
639 const struct lu_fid *fid = mdo2fid(obj);
641 LASSERT(offset >= 0 && offset <= MD_CAPAINFO_MAX);
642 /* NB: in mdt_init0 */
645 ci->mc_fid[offset] = *fid;
646 ci->mc_capa[offset] = capa;
649 static inline const char *mdd_obj_dev_name(const struct mdd_object *obj)
651 return lu_dev_name(obj->mod_obj.mo_lu.lo_dev);
654 #define MAX_ATIME_DIFF 60
660 static inline int mdd_permission_internal(const struct lu_env *env,
661 struct mdd_object *obj,
662 struct lu_attr *la, int mask)
664 return __mdd_permission_internal(env, obj, la, mask, -1);
667 static inline int mdd_permission_internal_locked(const struct lu_env *env,
668 struct mdd_object *obj,
669 struct lu_attr *la, int mask,
670 enum mdd_object_role role)
672 return __mdd_permission_internal(env, obj, la, mask, role);
675 static inline int mdo_data_get(const struct lu_env *env,
676 struct mdd_object *obj,
679 struct dt_object *next = mdd_object_child(obj);
680 next->do_ops->do_data_get(env, next, data);
684 /* mdd inline func for calling osd_dt_object ops */
685 static inline int mdo_attr_get(const struct lu_env *env, struct mdd_object *obj,
686 struct lu_attr *la, struct lustre_capa *capa)
688 struct dt_object *next = mdd_object_child(obj);
689 return next->do_ops->do_attr_get(env, next, la, capa);
692 static inline int mdo_attr_set(const struct lu_env *env, struct mdd_object *obj,
693 const struct lu_attr *la, struct thandle *handle,
694 struct lustre_capa *capa)
696 struct dt_object *next = mdd_object_child(obj);
697 if (mdd_object_exists(obj) == 0) {
698 CERROR("%s: object "DFID" not found: rc = -2\n",
699 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
702 return next->do_ops->do_attr_set(env, next, la, handle, capa);
705 static inline int mdo_xattr_get(const struct lu_env *env,struct mdd_object *obj,
706 struct lu_buf *buf, const char *name,
707 struct lustre_capa *capa)
709 struct dt_object *next = mdd_object_child(obj);
710 return next->do_ops->do_xattr_get(env, next, buf, name, capa);
713 static inline int mdo_xattr_set(const struct lu_env *env,struct mdd_object *obj,
714 const struct lu_buf *buf, const char *name,
715 int fl, struct thandle *handle,
716 struct lustre_capa *capa)
718 struct dt_object *next = mdd_object_child(obj);
719 if (mdd_object_exists(obj) == 0) {
720 CERROR("%s: object "DFID" not found: rc = -2\n",
721 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
724 return next->do_ops->do_xattr_set(env, next, buf, name, fl, handle,
728 static inline int mdo_xattr_del(const struct lu_env *env,struct mdd_object *obj,
729 const char *name, struct thandle *handle,
730 struct lustre_capa *capa)
732 struct dt_object *next = mdd_object_child(obj);
733 if (mdd_object_exists(obj) == 0) {
734 CERROR("%s: object "DFID" not found: rc = -2\n",
735 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
738 return next->do_ops->do_xattr_del(env, next, name, handle, capa);
742 int mdo_xattr_list(const struct lu_env *env, struct mdd_object *obj,
743 struct lu_buf *buf, struct lustre_capa *capa)
745 struct dt_object *next = mdd_object_child(obj);
746 if (mdd_object_exists(obj) == 0) {
747 CERROR("%s: object "DFID" not found: rc = -2\n",
748 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
751 return next->do_ops->do_xattr_list(env, next, buf, capa);
755 int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
756 const struct dt_index_features *feat)
758 struct dt_object *next = mdd_object_child(obj);
759 return next->do_ops->do_index_try(env, next, feat);
762 static inline void mdo_ref_add(const struct lu_env *env, struct mdd_object *obj,
763 struct thandle *handle)
765 struct dt_object *next = mdd_object_child(obj);
766 if (mdd_object_exists(obj) == 0) {
767 CERROR("%s: object "DFID" not found: rc = -2\n",
768 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
771 return next->do_ops->do_ref_add(env, next, handle);
774 static inline void mdo_ref_del(const struct lu_env *env, struct mdd_object *obj,
775 struct thandle *handle)
777 struct dt_object *next = mdd_object_child(obj);
778 if (mdd_object_exists(obj) == 0) {
779 CERROR("%s: object "DFID" not found: rc = -2\n",
780 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
783 return next->do_ops->do_ref_del(env, next, handle);
787 int mdo_create_obj(const struct lu_env *env, struct mdd_object *o,
788 struct lu_attr *attr,
789 struct dt_allocation_hint *hint,
790 struct dt_object_format *dof,
791 struct thandle *handle)
793 struct dt_object *next = mdd_object_child(o);
794 return next->do_ops->do_create(env, next, attr, hint, dof, handle);
797 static inline struct obd_capa *mdo_capa_get(const struct lu_env *env,
798 struct mdd_object *obj,
799 struct lustre_capa *old,
802 struct dt_object *next = mdd_object_child(obj);
803 if (mdd_object_exists(obj) == 0) {
804 CERROR("%s: object "DFID" not found: rc = -2\n",
805 mdd_obj_dev_name(obj), PFID(mdd_object_fid(obj)));
806 return ERR_PTR(-ENOENT);
808 return next->do_ops->do_capa_get(env, next, old, opc);