LU-1187 osp: add osp_md_object for remote directory.

[fs/lustre-release.git] / lustre / osp / osp_internal.h

diff --git a/lustre/osp/osp_internal.h b/lustre/osp/osp_internal.h
index 81e3d60..75821a5 100644 (file)
--- a/lustre/osp/osp_internal.h
+++ b/lustre/osp/osp_internal.h
@@ -180,14 +180,21 @@ extern cfs_mem_cache_t *osp_object_kmem;
 
 /* this is a top object */
 struct osp_object {
-       struct lu_object_header  opo_header;
-       struct dt_object         opo_obj;
-       int                      opo_reserved:1,
-                                opo_new:1;
+       struct lu_object_header opo_header;
+       struct dt_object        opo_obj;
+       int                     opo_reserved:1,
+                               opo_new:1,
+                               opo_empty:1;
+
+       /* read/write lock for md osp object */
+       struct rw_semaphore     opo_sem;
+       const struct lu_env     *opo_owner;
 };
 
 extern struct lu_object_operations osp_lu_obj_ops;
 extern const struct dt_device_operations osp_dt_ops;
+extern struct dt_object_operations osp_md_obj_ops;
+extern struct dt_lock_operations osp_md_lock_ops;
 
 struct osp_thread_info {
        struct lu_buf            osi_lb;
@@ -207,6 +214,8 @@ struct osp_thread_info {
        struct llog_cookie       osi_cookie;
        struct llog_catid        osi_cid;
        struct lu_seq_range      osi_seq;
+       struct ldlm_res_id       osi_resid;
+       struct obdo              osi_obdo;
 };
 
 static inline void osp_objid_buf_prep(struct lu_buf *buf, loff_t *off,
@@ -378,6 +387,10 @@ static inline int osp_is_fid_client(struct osp_device *osp)
 void osp_update_last_id(struct osp_device *d, obd_id objid);
 extern struct llog_operations osp_mds_ost_orig_logops;
 
+/* osp_md_object.c */
+int osp_trans_start(const struct lu_env *env, struct dt_device *dt,
+                   struct thandle *th);
+int osp_trans_stop(const struct lu_env *env, struct thandle *th);
 /* osp_precreate.c */
 int osp_init_precreate(struct osp_device *d);
 int osp_precreate_reserve(const struct lu_env *env, struct osp_device *d);