Branch b1_8_gate

b=11930
i=adilger
i=nikita.danilov
i=alex

lustre/mdc/mdc_internal.h

@@ -42,11 +42,23 @@ void mdc_link_pack(struct ptlrpc_request *req, int offset,
 void mdc_rename_pack(struct ptlrpc_request *req, int offset,
                      struct mdc_op_data *data,
                      const char *old, int oldlen, const char *new, int newlen);
-void mdc_close_pack(struct ptlrpc_request *req, int offset, struct obdo *oa,
+void mdc_close_pack(struct ptlrpc_request *req, int offset,
+                    struct mdc_op_data *data,
+                    struct obdo *oa,
                     __u64 valid, struct obd_client_handle *och);
 void mdc_exit_request(struct client_obd *cli);
 void mdc_enter_request(struct client_obd *cli);
 
+int seq_client_init(struct lu_client_seq *seq,
+                    struct obd_export *exp,
+                    enum lu_cli_type type,
+                    __u64 width,
+                    const char *prefix);
+
+void seq_client_fini(struct lu_client_seq *seq);
+
+int mdc_fid_alloc(struct lu_client_seq *seq, struct lu_fid *fid);
+
 struct mdc_open_data {
         struct obd_client_handle *mod_och;
         struct ptlrpc_request    *mod_open_req;
@@ -85,3 +97,13 @@ static inline void mdc_put_rpc_lock(struct mdc_rpc_lock *lck,
         }
         EXIT;
 }
+
+static inline int mdc_exp_is_2_0_server(struct obd_export *exp) {
+       LASSERT(exp);
+       return !!(exp->exp_connect_flags & OBD_CONNECT_FID);
+}
+
+static inline int mdc_req_is_2_0_server(struct ptlrpc_request *req) {
+       LASSERT(req);
+        return mdc_exp_is_2_0_server(req->rq_export);
+}