+ req->rq_reply_portal = MDC_REPLY_PORTAL;
+ /* During allocating super sequence for data object,
+ * the current thread might hold the export of MDT0(MDT0
+ * precreating objects on this OST), and it will send the
+ * request to MDT0 here, so we can not keep resending the
+ * request here, otherwise if MDT0 is failed(umounted),
+ * it can not release the export of MDT0 */
+ if (seq->lcs_type == LUSTRE_SEQ_DATA)
+ req->rq_no_delay = req->rq_no_resend = 1;