[S390] qdio: FCP/SCSI write I/O stagnates on LPAR

If running on LPAR, qdio might overlook an incoming buffer in certain
scenarios. The patch makes sure that incoming buffers are detected
immediately in all situations.

Signed-off-by: Ursula Braun <braunu@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c
index cd9cfc1..2b5bfb7 100644 (file)
--- a/drivers/s390/cio/qdio.c
+++ b/drivers/s390/cio/qdio.c
@@ -1215,9 +1215,6 @@ tiqdio_is_inbound_q_done(struct qdio_q *q)
 
        if (!no_used)
                return 1;
-       if (!q->siga_sync && !irq->is_qebsm)
-               /* we'll check for more primed buffers in qeth_stop_polling */
-               return 0;
        if (irq->is_qebsm) {
                count = 1;
                start_buf = q->first_to_check;