From: Chen Gang <gang.chen@asianux.com>
Date: Mon, 22 Apr 2013 05:08:41 +0000 (+0100)
Subject: arm64: Define cmpxchg64 and cmpxchg64_local for outside use
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~100^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a84b086b874e0c03ca456c1748df7031a8cdf957;p=pandora-kernel.git

arm64: Define cmpxchg64 and cmpxchg64_local for outside use

Drivers use cmpxchg64, cmpxchg64_local to perform 64-bit operation, so
they can cross 32-bit and 64-bit platforms (it is a standard way).

Signed-off-by: Chen Gang <gang.chen@asianux.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
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