From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759896AbXH0Qiu (ORCPT ); Mon, 27 Aug 2007 12:38:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757367AbXH0Qh5 (ORCPT ); Mon, 27 Aug 2007 12:37:57 -0400 Received: from smtp.polymtl.ca ([132.207.4.11]:54172 "EHLO smtp.polymtl.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755686AbXH0Qh4 (ORCPT ); Mon, 27 Aug 2007 12:37:56 -0400 Message-Id: <20070827155525.152261330@polymtl.ca> References: <20070827155234.062715780@polymtl.ca> User-Agent: quilt/0.46-1 Date: Mon, 27 Aug 2007 11:52:39 -0400 From: Mathieu Desnoyers To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org Cc: Mathieu Desnoyers , Andi Kleen Subject: [patch 05/28] Add cmpxchg64 and cmpxchg64_local to x86_64 Content-Disposition: inline; filename=add-cmpxchg64-to-x86_64.patch X-Poly-FromMTA: (dijkstra.casi.polymtl.ca [132.207.72.10]) at Mon, 27 Aug 2007 16:37:47 +0000 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Make sure that at least cmpxchg64_local is available on all architectures to use for unsigned long long values. Signed-off-by: Mathieu Desnoyers CC: Andi Kleen --- include/asm-x86_64/cmpxchg.h | 2 ++ 1 file changed, 2 insertions(+) Index: linux-2.6-lttng/include/asm-x86_64/cmpxchg.h =================================================================== --- linux-2.6-lttng.orig/include/asm-x86_64/cmpxchg.h 2007-08-27 11:16:46.000000000 -0400 +++ linux-2.6-lttng/include/asm-x86_64/cmpxchg.h 2007-08-27 11:17:21.000000000 -0400 @@ -127,8 +127,10 @@ static inline unsigned long __cmpxchg_lo #define cmpxchg(ptr,o,n)\ ((__typeof__(*(ptr)))__cmpxchg((ptr),(unsigned long)(o),\ (unsigned long)(n),sizeof(*(ptr)))) +#define cmpxchg64 cmpxchg #define cmpxchg_local(ptr,o,n)\ ((__typeof__(*(ptr)))__cmpxchg_local((ptr),(unsigned long)(o),\ (unsigned long)(n),sizeof(*(ptr)))) +#define cmpxchg64_local cmpxchg_local #endif -- Mathieu Desnoyers Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68