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-rw-r--r--drivers/s390/cio/qdio_main.c8
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;
}