staging: lustre: ptlrpc: reset imp_replay_cursor

At client side, the replay cursor using to speed up the lookup
of committed open requests in its obd_import should be resetted
for normal connection (not reconnection) during recovery.
Signed-off-by: Hongchao Zhang <hongchao.zhang@intel.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-6802
Reviewed-on: http://review.whamcloud.com/17351Reviewed-by: Niu Yawei <yawei.niu@intel.com>
Reviewed-by: Jinshan Xiong <jinshan.xiong@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/ptlrpc/import.c

@@ -1130,6 +1130,7 @@ static int ptlrpc_connect_interpret(const struct lu_env *env,
 		imp->imp_remote_handle =
 				*lustre_msg_get_handle(request->rq_repmsg);
 		imp->imp_last_replay_transno = 0;
+		imp->imp_replay_cursor = &imp->imp_committed_list;
 		IMPORT_SET_STATE(imp, LUSTRE_IMP_REPLAY);
 	} else {
 		DEBUG_REQ(D_HA, request, "%s: evicting (reconnect/recover flags not set: %x)",