diff --git a/[refs] b/[refs]
index e9ccff7a98db..4554b8b016b4 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f276730f8da0e8136d8491b6ef44fc719d450a1b
+refs/heads/master: 37cd0a007f88f1d6269035bdb02b50f536cca8de
diff --git a/trunk/drivers/s390/cio/qdio.c b/trunk/drivers/s390/cio/qdio.c
index badfb5b21304..d8d479876ec7 100644
--- a/trunk/drivers/s390/cio/qdio.c
+++ b/trunk/drivers/s390/cio/qdio.c
@@ -742,7 +742,8 @@ qdio_get_outbound_buffer_frontier(struct qdio_q *q)
 	first_not_to_check=f+qdio_min(atomic_read(&q->number_of_buffers_used),
 				      (QDIO_MAX_BUFFERS_PER_Q-1));
 
-	if ((!q->is_iqdio_q)&&(!q->hydra_gives_outbound_pcis))
+	if (((!q->is_iqdio_q) && (!q->hydra_gives_outbound_pcis)) ||
+		 (q->queue_type == QDIO_IQDIO_QFMT_ASYNCH))
 		SYNC_MEMORY;
 
 check_next: