From: Aoi Shinkai <shinkoi2005@gmail.com>
Date: Wed, 10 Jun 2009 16:15:42 +0000 (+0000)
Subject: sh: Fix sh4a llsc-based cmpxchg()
X-Git-Tag: v2.6.31-rc1~392^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4c7c99788631bab177bd51e15e893be4689bb085;p=pandora-kernel.git

sh: Fix sh4a llsc-based cmpxchg()

This fixes up a typo in the ll/sc based cmpxchg code which apparently
wasn't getting a lot of testing due to the swapped old/new pair. With
that fixed up, the ll/sc code also starts using it and provides its own
atomic_add_unless().

Signed-off-by: Aoi Shinkai <shinkoi2005@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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