LU-4690 lod: separate master object with master stripe

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

diff --git a/lustre/osp/osp_internal.h b/lustre/osp/osp_internal.h
index c90e029..e220914 100644 (file)
--- a/lustre/osp/osp_internal.h
+++ b/lustre/osp/osp_internal.h
@@ -236,7 +236,6 @@ struct osp_object {
        struct dt_object        opo_obj;
        unsigned int            opo_reserved:1,
                                opo_new:1,
-                               opo_empty:1,
                                opo_non_exist:1;
 
        /* read/write lock for md osp object */
@@ -274,6 +273,22 @@ struct osp_thread_info {
        struct obdo              osi_obdo;
 };
 
+/* Iterator for OSP */
+struct osp_it {
+       __u32                     ooi_pos_page;
+       __u32                     ooi_pos_lu_page;
+       int                       ooi_pos_ent;
+       int                       ooi_total_npages;
+       int                       ooi_valid_npages;
+       unsigned int              ooi_swab:1;
+       __u64                     ooi_next;
+       struct dt_object         *ooi_obj;
+       void                     *ooi_ent;
+       struct page              *ooi_cur_page;
+       struct lu_idxpage        *ooi_cur_idxpage;
+       struct page              **ooi_pages;
+};
+
 /* The transaction only include the updates on the remote node, and
  * no local updates at all */
 static inline bool is_only_remote_trans(struct thandle *th)
@@ -514,6 +529,12 @@ int osp_declare_xattr_set(const struct lu_env *env, struct dt_object *dt,
 int osp_xattr_set(const struct lu_env *env, struct dt_object *dt,
                  const struct lu_buf *buf, const char *name, int fl,
                  struct thandle *th, struct lustre_capa *capa);
+int osp_declare_xattr_del(const struct lu_env *env, struct dt_object *dt,
+                         const char *name, struct thandle *th);
+int osp_xattr_del(const struct lu_env *env, struct dt_object *dt,
+                 const char *name, struct thandle *th,
+                 struct lustre_capa *capa);
+
 int osp_declare_object_destroy(const struct lu_env *env,
                               struct dt_object *dt, struct thandle *th);
 int osp_object_destroy(const struct lu_env *env, struct dt_object *dt,
@@ -522,6 +543,16 @@ int osp_object_destroy(const struct lu_env *env, struct dt_object *dt,
 int osp_trans_stop(const struct lu_env *env, struct dt_device *dt,
                   struct thandle *th);
 
+struct dt_it *osp_it_init(const struct lu_env *env, struct dt_object *dt,
+                         __u32 attr, struct lustre_capa *capa);
+void osp_it_fini(const struct lu_env *env, struct dt_it *di);
+int osp_it_get(const struct lu_env *env, struct dt_it *di,
+              const struct dt_key *key);
+void osp_it_put(const struct lu_env *env, struct dt_it *di);
+__u64 osp_it_store(const struct lu_env *env, const struct dt_it *di);
+int osp_it_key_rec(const struct lu_env *env, const struct dt_it *di,
+                  void *key_rec);
+int osp_it_next_page(const struct lu_env *env, struct dt_it *di);
 /* osp_md_object.c */
 int osp_md_declare_object_create(const struct lu_env *env,
                                 struct dt_object *dt,
@@ -537,6 +568,7 @@ int osp_md_declare_attr_set(const struct lu_env *env, struct dt_object *dt,
 int osp_md_attr_set(const struct lu_env *env, struct dt_object *dt,
                    const struct lu_attr *attr, struct thandle *th,
                    struct lustre_capa *capa);
+extern const struct dt_index_operations osp_md_index_ops;
 
 /* osp_precreate.c */
 int osp_init_precreate(struct osp_device *d);