From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Tue, 29 May 2012 09:21:27 +0000 (+0200)
Subject: s390/cmpxchg: select HAVE_CMPXCHG_LOCAL option
X-Git-Tag: v3.5-rc1~30^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2e30db9522837e2a5d30ce1e66afb0a7ee0ff350;p=pandora-kernel.git

s390/cmpxchg: select HAVE_CMPXCHG_LOCAL option

Now that hopefully all cmpxchg/xchg bugs have been fixed select
HAVE_CMPXCHG_LOCAL option which uncovered a couple of bugs on s390.

The only call site which is affected seems to be within mm/vmstat.c.

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