From: Hannes Reinecke <hare@suse.de>
Date: Wed, 30 Jan 2013 09:26:14 +0000 (+0000)
Subject: s390/dasd: Implement block timeout handling
X-Git-Tag: omap-for-v3.11/fixes-for-merge-window~39^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a2ace46632fb38c7a3771f2f0d235a4295e83bcf;p=pandora-kernel.git

s390/dasd: Implement block timeout handling

This patch implements generic block layer timeout handling
callbacks for DASDs. When the timeout expires the respective
cqr is aborted.

With this timeout handler time-critical request abort
is guaranteed as the abort does not depend on the internal
state of the various DASD driver queues.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Acked-by: Stefan Weinhuber <wein@de.ibm.com>
Signed-off-by: Stefan Weinhuber <wein@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---

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