int mdt_layout_change(struct mdt_thread_info *info, struct mdt_object *obj,
struct mdt_lock_handle *lhc,
struct md_layout_change *spec);
+int find_name_matching_hash(struct mdt_thread_info *info, struct lu_name *lname,
+ struct mdt_object *parent, struct mdt_object *child,
+ bool force_check);
int mdt_device_sync(const struct lu_env *env, struct mdt_device *mdt);
struct lu_buf *mdt_buf(const struct lu_env *env, void *area, ssize_t len);