s390/qdio: remove unneeded siga-sync for Output Queue

get_outbound_buffer_frontier() is only reached via qdio_inspect_queue(),
and there we already call qdio_siga_sync_q() unconditionally.

Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Reviewed-by: Benjamin Block <bblock@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index 6ed8a04..42a2e2b 100644 (file)
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -516,13 +516,6 @@ static int get_outbound_buffer_frontier(struct qdio_q *q, unsigned int start,
 
        q->timestamp = get_tod_clock_fast();
 
-       if (need_siga_sync(q))
-               if (((queue_type(q) != QDIO_IQDIO_QFMT) &&
-                   !pci_out_supported(q->irq_ptr)) ||
-                   (queue_type(q) == QDIO_IQDIO_QFMT &&
-                   multicast_outbound(q)))
-                       qdio_siga_sync_q(q);
-
        count = atomic_read(&q->nr_buf_used);
        if (!count)
                return 0;