From: Cornelia Huck <cornelia.huck@de.ibm.com>
Date: Wed, 30 Apr 2008 11:38:39 +0000 (+0200)
Subject: [S390] cio: Make isc handling more robust.
X-Git-Tag: v2.6.26-rc1~107^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=edf2209692769d3e461c0351553098bc017c2caf;p=pandora-kernel.git

[S390] cio: Make isc handling more robust.

Introduce an ->isc field in the subchannel to store the desired
interruption subclass, since sch->schib.pmcw.isc may be overwritten
by the hardware on stsch() after machine checks.

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