From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Thu, 26 Mar 2009 14:24:10 +0000 (+0100)
Subject: [S390] cio: ensure single load of irq handler pointer
X-Git-Tag: v2.6.30-rc1~659^2~52
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=87fa5af80cdd5053b27a546725948c2b74ec82b2;p=pandora-kernel.git

[S390] cio: ensure single load of irq handler pointer

Add barrier to prevent compiler from reloading pointer to irq handler.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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