/** Objects in .lustre dir */
struct mdd_dot_lustre_objs {
- struct mdd_object *mdd_obf;
+ struct mdd_object *mdd_obf;
+ struct mdd_object *mdd_lpf;
+};
+
+struct mdd_generic_thread {
+ struct completion mgt_started;
+ struct completion mgt_finished;
+ void *mgt_data;
+ bool mgt_abort;
+ bool mgt_init;
};
struct mdd_device {
unsigned int mdd_sync_permission;
int mdd_connects;
struct local_oid_storage *mdd_los;
+ struct mdd_generic_thread mdd_orph_cleanup_thread;
};
enum mod_flags {
- /* The dir object has been unlinked */
- DEAD_OBJ = 1 << 0,
- APPEND_OBJ = 1 << 1,
- IMMUTE_OBJ = 1 << 2,
- ORPHAN_OBJ = 1 << 3,
+ /* The dir object has been unlinked */
+ DEAD_OBJ = 1 << 0,
+ APPEND_OBJ = 1 << 1,
+ IMMUTE_OBJ = 1 << 2,
+ ORPHAN_OBJ = 1 << 3,
};
struct mdd_object {
__u32 mod_valid;
__u64 mod_cltime;
unsigned long mod_flags;
-#ifdef CONFIG_LOCKDEP
- /* "dep_map" name is assumed by lockdep.h macros. */
- struct lockdep_map dep_map;
-#endif
};
struct mdd_thread_info {
struct lu_attr mti_la_for_fix;
/* Only used in mdd_object_start */
struct lu_attr mti_la_for_start;
- struct md_attr mti_ma;
- struct obd_info mti_oi;
/* mti_ent and mti_key must be conjoint,
* then mti_ent::lde_name will be mti_key. */
struct lu_dirent mti_ent;
char mti_key[NAME_MAX + 16];
- struct obd_trans_info mti_oti;
struct lu_buf mti_buf[4];
struct lu_buf mti_big_buf; /* biggish persistent buf */
struct lu_buf mti_link_buf; /* buf for link ea */
- struct lu_name mti_name;
- struct lu_name mti_name2;
struct obdo mti_oa;
char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
struct dt_allocation_hint mti_hint;
- struct lov_mds_md *mti_max_lmm;
- int mti_max_lmm_size;
- struct llog_cookie *mti_max_cookie;
- int mti_max_cookie_size;
struct dt_object_format mti_dof;
- struct obd_quotactl mti_oqctl;
struct linkea_data mti_link_data;
+ struct md_op_spec mti_spec;
+ struct dt_insert_rec mti_dt_rec;
};
extern const char orph_index_name[];
-extern const struct dt_index_features orph_index_features;
-
-struct lov_mds_md *mdd_max_lmm_buffer(const struct lu_env *env, int size);
-struct lov_mds_md *mdd_max_lmm_get(const struct lu_env *env,
- struct mdd_device *mdd);
-
-struct llog_cookie *mdd_max_cookie_get(const struct lu_env *env,
- struct mdd_device *mdd);
-
-int mdd_init_obd(const struct lu_env *env, struct mdd_device *mdd,
- struct lustre_cfg *cfg);
-int mdd_fini_obd(const struct lu_env *env, struct mdd_device *mdd,
- struct lustre_cfg *lcfg);
-int __mdd_xattr_set(const struct lu_env *env, struct mdd_object *obj,
- const struct lu_buf *buf, const char *name,
- int fl, struct thandle *handle);
-int mdd_xattr_set_txn(const struct lu_env *env, struct mdd_object *obj,
- const struct lu_buf *buf, const char *name, int fl,
- struct thandle *txn);
-int mdd_lsm_sanity_check(const struct lu_env *env, struct mdd_object *obj);
-int mdd_lov_set_md(const struct lu_env *env, struct mdd_object *pobj,
- struct mdd_object *child, struct lov_mds_md *lmm,
- int lmm_size, struct thandle *handle, int set_stripe);
-int mdd_lov_create(const struct lu_env *env, struct mdd_device *mdd,
- struct mdd_object *parent, struct mdd_object *child,
- struct lov_mds_md **lmm, int *lmm_size,
- const struct md_op_spec *spec, struct md_attr *ma);
-int mdd_lov_objid_prepare(struct mdd_device *mdd, struct lov_mds_md *lmm);
-int mdd_declare_lov_objid_update(const struct lu_env *, struct mdd_device *,
- struct thandle *);
-void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm);
-void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
- struct lov_mds_md *lmm, int lmm_size,
- const struct md_op_spec *spec);
-int mdd_file_lock(const struct lu_env *env, struct md_object *obj,
- struct lov_mds_md *lmm, struct ldlm_extent *extent,
- struct lustre_handle *lockh);
-int mdd_file_unlock(const struct lu_env *env, struct md_object *obj,
- struct lov_mds_md *lmm, struct lustre_handle *lockh);
-int mdd_lum_lmm_cmp(const struct lu_env *env, struct md_object *cobj,
- const struct md_op_spec *spec, struct md_attr *ma);
-int mdd_get_md(const struct lu_env *env, struct mdd_object *obj,
- void *md, int *md_size, const char *name);
-int mdd_get_md_locked(const struct lu_env *env, struct mdd_object *obj,
- void *md, int *md_size, const char *name);
-int mdd_data_get(const struct lu_env *env, struct mdd_object *obj, void **data);
int mdd_la_get(const struct lu_env *env, struct mdd_object *obj,
struct lu_attr *la, struct lustre_capa *capa);
+void mdd_flags_xlate(struct mdd_object *obj, __u32 flags);
int mdd_attr_get(const struct lu_env *env, struct md_object *obj,
struct md_attr *ma);
int mdd_attr_set(const struct lu_env *env, struct md_object *obj,
int mdd_update_time(const struct lu_env *env, struct mdd_object *obj,
const struct lu_attr *oattr, struct lu_attr *attr,
struct thandle *handle);
-int mdd_declare_object_kill(const struct lu_env *env, struct mdd_object *obj,
- struct md_attr *ma, struct thandle *handle);
-int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
- struct md_attr *ma, struct thandle *handle);
-int mdd_iattr_get(const struct lu_env *env, struct mdd_object *mdd_obj,
- struct md_attr *ma);
int mdd_object_create_internal(const struct lu_env *env, struct mdd_object *p,
struct mdd_object *c, struct lu_attr *attr,
struct thandle *handle,
- const struct md_op_spec *spec);
-int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
- struct md_attr *ma);
+ const struct md_op_spec *spec,
+ struct dt_allocation_hint *hint);
/* mdd_lock.c */
void mdd_write_lock(const struct lu_env *env, struct mdd_object *obj,
void mdd_read_unlock(const struct lu_env *env, struct mdd_object *obj);
int mdd_write_locked(const struct lu_env *env, struct mdd_object *obj);
-unsigned long mdd_name2hash(const char *name);
-void *mdd_pdo_write_lock(const struct lu_env *env, struct mdd_object *obj,
- const char *name, enum mdd_object_role role);
-void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
- void *dlh);
/* mdd_dir.c */
int mdd_is_subdir(const struct lu_env *env, struct md_object *mo,
const struct lu_fid *fid, struct lu_fid *sfid);
int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
const struct lu_attr *pattr, struct mdd_object *cobj,
- int check_perm, int check_nlink);
+ bool check_perm);
int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
const struct lu_attr *pattr, const struct lu_attr *attr);
int mdd_may_delete(const struct lu_env *env, struct mdd_object *tpobj,
struct mdd_object *cobj,
const struct lu_attr *cattr);
int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
- struct md_attr *ma, struct thandle *th);
+ struct md_attr *ma, const struct mdd_object *pobj,
+ const struct lu_name *lname, struct thandle *th);
int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
int mdd_lookup(const struct lu_env *env,
struct thandle *handle,
struct linkea_data *ldata,
int first, int check);
-int mdd_declare_links_add(const struct lu_env *env, struct mdd_object *mdd_obj,
- struct thandle *handle, struct linkea_data *ldata);
-
-/* mdd_lov.c */
-int mdd_declare_unlink_log(const struct lu_env *env, struct mdd_object *obj,
- struct md_attr *ma, struct thandle *handle);
-int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
- struct mdd_object *mdd_cobj, struct md_attr *ma);
-
-int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
- const struct md_attr *ma,
- struct lov_mds_md *lmm, int lmm_size,
- struct llog_cookie *logcookies, int cookies_size);
-
-int mdd_get_cookie_size(const struct lu_env *env, struct mdd_device *mdd,
- struct lov_mds_md *lmm);
-
-int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
- struct lov_mds_md *lmm, int lmm_size,
- struct llog_cookie *logcookies);
-
-int mdd_lovobj_unlink(const struct lu_env *env, struct mdd_device *mdd,
- struct mdd_object *obj, struct lu_attr *la,
- struct md_attr *ma, int log_unlink);
struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
#define MDD_ENV_VAR(env, var) (&mdd_env_info(env)->mti_##var)
-const struct lu_name *mdd_name_get_const(const struct lu_env *env,
- const void *area, ssize_t len);
struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
const void *area, ssize_t len);
-int __mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
+int mdd_orphan_cleanup(const struct lu_env *env, struct mdd_device *d);
int __mdd_orphan_add(const struct lu_env *, struct mdd_object *,
struct thandle *);
int __mdd_orphan_del(const struct lu_env *, struct mdd_object *,
struct thandle *);
/* mdd_lproc.c */
-void lprocfs_mdd_init_vars(struct lprocfs_static_vars *lvars);
int mdd_procfs_init(struct mdd_device *mdd, const char *name);
-int mdd_procfs_fini(struct mdd_device *mdd);
+void mdd_procfs_fini(struct mdd_device *mdd);
/* mdd_object.c */
-struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
-int mdd_buf_grow(const struct lu_env *env, ssize_t len);
-void mdd_buf_put(struct lu_buf *buf);
-
-struct lu_buf *mdd_link_buf_alloc(const struct lu_env *env, ssize_t len);
-int mdd_link_buf_grow(const struct lu_env *env, ssize_t len);
+extern struct kmem_cache *mdd_object_kmem;
extern const struct md_dir_operations mdd_dir_ops;
extern const struct md_object_operations mdd_obj_ops;
-
+int mdd_readlink(const struct lu_env *env, struct md_object *obj,
+ struct lu_buf *buf);
int accmode(const struct lu_env *env, const struct lu_attr *la, int flags);
extern struct lu_context_key mdd_thread_key;
extern const struct lu_device_operations mdd_lu_ops;
struct mdd_object *mdd_object_find(const struct lu_env *env,
struct mdd_device *d,
const struct lu_fid *f);
-int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm);
int mdd_readpage(const struct lu_env *env, struct md_object *obj,
const struct lu_rdpg *rdpg);
int mdd_declare_changelog_store(const struct lu_env *env,
struct mdd_object *c,
struct lu_attr *attr,
struct thandle *handle,
- const struct md_op_spec *spec);
+ const struct md_op_spec *spec,
+ struct dt_allocation_hint *hint);
+int mdd_get_lov_ea(const struct lu_env *env, struct mdd_object *obj,
+ struct lu_buf *lmm_buf);
/* mdd_trans.c */
-int mdd_lov_destroy(const struct lu_env *env, struct mdd_device *mdd,
- struct mdd_object *obj, struct lu_attr *la);
-
void mdd_object_make_hint(const struct lu_env *env, struct mdd_object *parent,
struct mdd_object *child, const struct lu_attr *attr,
- const struct md_op_spec *spec);
+ const struct md_op_spec *spec,
+ struct dt_allocation_hint *hint);
static inline void mdd_object_get(struct mdd_object *o)
{
struct mdd_device *mdd);
int mdd_trans_start(const struct lu_env *env, struct mdd_device *mdd,
struct thandle *th);
-void mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
- int rc, struct thandle *handle);
-int mdd_txn_stop_cb(const struct lu_env *env, struct thandle *txn,
- void *cookie);
-int mdd_txn_start_cb(const struct lu_env *env, struct thandle *,
- void *cookie);
+int mdd_trans_stop(const struct lu_env *env, struct mdd_device *mdd,
+ int rc, struct thandle *handle);
/* mdd_device.c */
struct lu_object *mdd_object_alloc(const struct lu_env *env,
int mdd_acl_chmod(const struct lu_env *env, struct mdd_object *o, __u32 mode,
struct thandle *handle);
-int __mdd_declare_acl_init(const struct lu_env *env, struct mdd_object *obj,
- int is_dir, struct thandle *handle);
int mdd_acl_set(const struct lu_env *env, struct mdd_object *obj,
struct lu_attr *attr, const struct lu_buf *buf, int fl);
int __mdd_fix_mode_acl(const struct lu_env *env, struct lu_buf *buf,
struct md_attr *ma, int mask);
int mdd_capa_get(const struct lu_env *env, struct md_object *obj,
struct lustre_capa *capa, int renewal);
+int mdd_generic_thread_start(struct mdd_generic_thread *thread,
+ int (*func)(void *), void *data, char *name);
+void mdd_generic_thread_stop(struct mdd_generic_thread *thread);
/* mdd_prepare.c */
int mdd_compat_fixes(const struct lu_env *env, struct mdd_device *mdd);
return lu_object_fid(&obj->mod_obj.mo_lu);
}
-static inline int mdd_object_obf(const struct mdd_object *obj)
-{
- return lu_fid_eq(mdo2fid(obj), &LU_OBF_FID);
-}
-
static inline umode_t mdd_object_type(const struct mdd_object *obj)
{
return lu_object_attr(&obj->mod_obj.mo_lu);
#define MAX_ATIME_DIFF 60
-enum {
- LPROC_MDD_NR
-};
-
static inline int mdd_permission_internal(const struct lu_env *env,
struct mdd_object *obj,
const struct lu_attr *la, int mask)
return __mdd_permission_internal(env, obj, la, mask, role);
}
-static inline int mdo_data_get(const struct lu_env *env,
- struct mdd_object *obj,
- void **data)
-{
- struct dt_object *next = mdd_object_child(obj);
- next->do_ops->do_data_get(env, next, data);
- return 0;
-}
-
/* mdd inline func for calling osd_dt_object ops */
static inline int mdo_attr_get(const struct lu_env *env, struct mdd_object *obj,
struct lu_attr *la, struct lustre_capa *capa)
}
static inline
-int mdo_index_try(const struct lu_env *env, struct mdd_object *obj,
- const struct dt_index_features *feat)
-{
- struct dt_object *next = mdd_object_child(obj);
- return next->do_ops->do_index_try(env, next, feat);
-}
-
-static inline
int mdo_declare_index_insert(const struct lu_env *env, struct mdd_object *obj,
- const struct lu_fid *fid, const char *name,
- struct thandle *handle)
+ const struct lu_fid *fid, __u32 type,
+ const char *name, struct thandle *handle)
{
- struct dt_object *next = mdd_object_child(obj);
- int rc = 0;
+ struct dt_object *next = mdd_object_child(obj);
+ int rc = 0;
+
+ /*
+ * if the object doesn't exist yet, then it's supposed to be created
+ * and declaration of the creation should be enough to insert ./..
+ */
- /*
- * if the object doesn't exist yet, then it's supposed to be created
- * and declaration of the creation should be enough to insert ./..
- */
/* FIXME: remote object should not be awared by MDD layer, but local
* creation does not declare insert ./.. (comments above), which
* is required by remote directory creation.
* This remote check should be removed when mdd_object_exists check is
* removed.
*/
- if (mdd_object_exists(obj) || mdd_object_remote(obj)) {
- rc = -ENOTDIR;
- if (dt_try_as_dir(env, next))
- rc = dt_declare_insert(env, next,
- (struct dt_rec *)fid,
- (const struct dt_key *)name,
- handle);
- }
-
- return rc;
+ if (mdd_object_exists(obj) || mdd_object_remote(obj)) {
+ rc = -ENOTDIR;
+ if (dt_try_as_dir(env, next)) {
+ struct dt_insert_rec *rec =
+ &mdd_env_info(env)->mti_dt_rec;
+
+ rec->rec_fid = fid;
+ rec->rec_type = type;
+ rc = dt_declare_insert(env, next,
+ (const struct dt_rec *)rec,
+ (const struct dt_key *)name,
+ handle);
+ }
+ }
+
+ return rc;
}
static inline