From: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Date: Wed, 4 Oct 2006 18:02:26 +0000 (+0200)
Subject: [S390] cio: add timeout handler for internal operations.
X-Git-Tag: v2.6.19-rc1~6
X-Git-Url: http://bbs.cooldavid.org/git/?a=commitdiff_plain;h=3230015e15d4cf48e1df80fcf70d150f490cffe6;p=net-next-2.6.git

[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>
---

diff --git a/drivers/s390/cio/device_ops.c b/drivers/s390/cio/device_ops.c
index e7eeaf1c182..8994800dba4 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);