b=20748

[fs/lustre-release.git] / lustre / mdd / mdd_internal.h

diff --git a/lustre/mdd/mdd_internal.h b/lustre/mdd/mdd_internal.h
index c5a0e64..65ee175 100644 (file)
--- a/lustre/mdd/mdd_internal.h
+++ b/lustre/mdd/mdd_internal.h
@@ -62,8 +62,8 @@ extern quota_interface_t *mds_quota_interface_ref;
 
 static inline void mdd_quota_wrapper(struct lu_attr *la, unsigned int *qids)
 {
-        qids[0] = la->la_uid;
-        qids[1] = la->la_gid;
+        qids[USRQUOTA] = la->la_uid;
+        qids[GRPQUOTA] = la->la_gid;
 }
 #endif
 
@@ -108,6 +108,13 @@ struct mdd_changelog {
         int                              mc_mask;
         __u64                            mc_index;
         __u64                            mc_starttime;
+        spinlock_t                       mc_user_lock;
+        int                              mc_lastuser;
+};
+
+/** Objects in .lustre dir */
+struct mdd_dot_lustre_objs {
+        struct mdd_object *mdd_obf;
 };
 
 struct mdd_device {
@@ -123,6 +130,9 @@ struct mdd_device {
         struct mdd_txn_op_descr          mdd_tod[MDD_TXN_LAST_OP];
         struct mdd_changelog             mdd_cl;
         unsigned long                    mdd_atime_diff;
+        struct mdd_object               *mdd_dot_lustre;
+        struct mdd_dot_lustre_objs       mdd_dot_lustre_objs;
+        unsigned int                     mdd_sync_permission;
 };
 
 enum mod_flags {
@@ -175,7 +185,6 @@ struct mdd_thread_info {
         struct lu_name            mti_name;
         struct obdo               mti_oa;
         char                      mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
-        struct lu_fid_pack        mti_pack;
         struct dt_allocation_hint mti_hint;
         struct lov_mds_md        *mti_max_lmm;
         int                       mti_max_lmm_size;
@@ -222,6 +231,7 @@ 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);
 int mdd_attr_set_internal(const struct lu_env *env,
@@ -260,6 +270,7 @@ void mdd_read_lock(const struct lu_env *env, struct mdd_object *obj,
                    enum mdd_object_role role);
 void mdd_write_unlock(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);
 
 void mdd_pdlock_init(struct mdd_object *obj);
 unsigned long mdd_name2hash(const char *name);
@@ -276,6 +287,8 @@ void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
 void mdd_pdo_read_unlock(const struct lu_env *env, struct mdd_object *obj,
                          struct dynlock_handle *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);
 void __mdd_ref_add(const struct lu_env *env, struct mdd_object *obj,
                    struct thandle *handle);
 void __mdd_ref_del(const struct lu_env *env, struct mdd_object *obj,
@@ -361,6 +374,10 @@ 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 *size);
+int mdd_readpage(const struct lu_env *env, struct md_object *obj,
+                 const struct lu_rdpg *rdpg);
 
 /* mdd_quota.c*/
 #ifdef HAVE_QUOTA_SUPPORT
@@ -434,6 +451,7 @@ int mdd_changelog_llog_write(struct mdd_device         *mdd,
                              struct thandle            *handle);
 int mdd_changelog_llog_cancel(struct mdd_device *mdd, long long endrec);
 int mdd_changelog_write_header(struct mdd_device *mdd, int markerflags);
+int mdd_changelog_on(struct mdd_device *mdd, int on);
 
 /* mdd_permission.c */
 #define mdd_cap_t(x) (x)
@@ -528,15 +546,6 @@ static inline const struct lu_fid *mdo2fid(const struct mdd_object *obj)
         return lu_object_fid(&obj->mod_obj.mo_lu);
 }
 
-static inline const struct dt_rec *__mdd_fid_rec(const struct lu_env *env,
-                                                 const struct lu_fid *fid)
-{
-        struct lu_fid_pack *pack = &mdd_env_info(env)->mti_pack;
-
-        fid_pack(pack, fid, &mdd_env_info(env)->mti_fid2);
-        return (const struct dt_rec *)pack;
-}
-
 static inline umode_t mdd_object_type(const struct mdd_object *obj)
 {
         return lu_object_attr(&obj->mod_obj.mo_lu);
@@ -638,6 +647,15 @@ static inline int mdd_permission_internal_locked(const struct lu_env *env,
         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)