From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Fri, 21 May 2010 12:05:13 +0000 (+0200)
Subject: arch: Implement local64_t
X-Git-Tag: v2.6.36-rc1~532^2~77
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1996bda2a42480c275656233e631ee0966574be4;p=pandora-kernel.git

arch: Implement local64_t

On 64bit, local_t is of size long, and thus we make local64_t an alias.
On 32bit, we fall back to atomic64_t. (architecture can provide optimized
32-bit version)

(This new facility is to be used by perf events optimizations.)

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: linux-arch@vger.kernel.org
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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