1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c
index badfb5b21304..d8d479876ec7 100644
--- a/drivers/s390/cio/qdio.c
+++ b/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: