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Commit 4bc0c4f9 authored Aug 07, 2006 by Cornelia Huck Committed by Martin Schwidefsky Aug 07, 2006

[S390] retry after deferred condition code.



Do a retry of read device characteristics / read configuration
data when a deferred condition code 1 is encountered in
ccw_device_wake_up().

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

parent 25a2001a

drivers/s390/cio/device_ops.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -263,6 +263,9 @@ ccw_device_wake_up(struct ccw_device cdev, unsigned long ip, struct irb irb)
		/* Abuse intparm for error reporting. */
		if (IS_ERR(irb))
		cdev->private->intparm = -EIO;
		else if (irb->scsw.cc == 1)
		/* Retry for deferred condition code. */
		cdev->private->intparm = -EAGAIN;
		else if ((irb->scsw.dstat !=
		(DEV_STAT_CHN_END\|DEV_STAT_DEV_END)) \|\|
		(irb->scsw.cstat != 0)) {