From: Jan Glauber <jang@linux.vnet.ibm.com>
Date: Wed, 5 Jan 2011 11:47:54 +0000 (+0100)
Subject: [S390] qdio: cleanup SIGA sync
X-Git-Tag: v2.6.38-rc1~461^2~24
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=90adac58d1a4daf3560739ff5b76497d5ece16c4;p=pandora-kernel.git

[S390] qdio: cleanup SIGA sync

Simplify the SIGA sync code and add unlikely annotations. In polling mode
SBALs may be accessed without interrupt, so call SIGA sync before every scan.

Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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