From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Thu, 1 Oct 2009 05:30:38 +0000 (+0200)
Subject: x86: Don't generate cmpxchg8b_emu if CONFIG_X86_CMPXCHG64=y
X-Git-Tag: v2.6.32-rc4~62^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=04edbdef02ec4386a2ae38cab7ae7d166e17a756;p=pandora-kernel.git

x86: Don't generate cmpxchg8b_emu if CONFIG_X86_CMPXCHG64=y

Conditionaly compile cmpxchg8b_emu.o and EXPORT_SYMBOL(cmpxchg8b_emu).

This reduces the kernel size a bit.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Arjan van de Ven <arjan@infradead.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: John Stultz <johnstul@us.ibm.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
LKML-Reference: <4AC43E7E.1000600@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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