From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757713AbXH0Pzk (ORCPT ); Mon, 27 Aug 2007 11:55:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756006AbXH0Pzb (ORCPT ); Mon, 27 Aug 2007 11:55:31 -0400 Received: from smtp.polymtl.ca ([132.207.4.11]:41774 "EHLO smtp.polymtl.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755403AbXH0Pza (ORCPT ); Mon, 27 Aug 2007 11:55:30 -0400 Message-Id: <20070827155234.062715780@polymtl.ca> User-Agent: quilt/0.46-1 Date: Mon, 27 Aug 2007 11:52:34 -0400 From: Mathieu Desnoyers To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org Subject: [patch 00/28] Add cmpxchg64_local and cmpxchg_local to each architecture X-Poly-FromMTA: (dijkstra.casi.polymtl.ca [132.207.72.10]) at Mon, 27 Aug 2007 15:55:24 +0000 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi Andrew, Here is the patch series for 2.6.23-rc3-mm1 that adds cmpxchg_local, and now also cmpxchg64_local, to each architecture. When the architecture supports it, it also defines cmpxchg64, but is is not defined for architecture that does not support atomic 64 bits updates. Following performance testing of the slub allocator with cmpxchg_local, these patches should prove themselves useful in a near future. Mathieu -- Mathieu Desnoyers Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68