1 files changed, 7 insertions, 1 deletions

diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index 6621de94f3ad..4c0109900c74 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -1492,7 +1492,13 @@ static int handle_outbound(struct qdio_q *q, unsigned int callflags,
                 qperf_inc(q, fast_requeue);
 
 out:
-        tasklet_schedule(&q->tasklet);
+        /* in case of SIGA errors we must process the error immediately */
+        if (used >= q->u.out.scan_threshold || rc)
+                tasklet_schedule(&q->tasklet);
+        else
+                /* free the SBALs in case of no further traffic */
+                if (!timer_pending(&q->u.out.timer))
+                        mod_timer(&q->u.out.timer, jiffies + HZ);
         return rc;
 }