[S390] cio: add timeout handler for internal operations.

Add timeout handler for common-I/O-layer-internal I/O operations.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/s390/cio/device_ops.c b/drivers/s390/cio/device_ops.c
index e7eeaf1c1826..8994800dba4a 100644
--- a/drivers/s390/cio/device_ops.c
+++ b/drivers/s390/cio/device_ops.c
@@ -312,7 +312,10 @@ __ccw_device_retry_loop(struct ccw_device *cdev, struct ccw1 *ccw, long magic, _
 
         sch = to_subchannel(cdev->dev.parent);
         do {
+                ccw_device_set_timeout(cdev, 60 * HZ);
                 ret = cio_start (sch, ccw, lpm);
+                if (ret != 0)
+                        ccw_device_set_timeout(cdev, 0);
                 if (ret == -EBUSY) {
                         /* Try again later. */
                         spin_unlock_irq(&sch->lock);