From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757460AbZEVUFp (ORCPT ); Fri, 22 May 2009 16:05:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756939AbZEVUFi (ORCPT ); Fri, 22 May 2009 16:05:38 -0400 Received: from solo.fdn.fr ([80.67.169.19]:40058 "EHLO solo.fdn.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753960AbZEVUFi (ORCPT ); Fri, 22 May 2009 16:05:38 -0400 Date: Fri, 22 May 2009 22:05:36 +0200 From: Samuel Thibault To: "Michael S. Zick" Cc: Andi Kleen , linux-kernel@vger.kernel.org Subject: Re: [BUG FIX] Make x86_32 uni-processor Atomic ops, Atomic Message-ID: <20090522200536.GZ10166@const.famille.thibault.fr> Mail-Followup-To: Samuel Thibault , "Michael S. Zick" , Andi Kleen , linux-kernel@vger.kernel.org References: <200905221139.26941.lkml@morethan.org> <200905221343.30638.lkml@morethan.org> <20090522192329.GF846@one.firstfloor.org> <200905221453.41895.lkml@morethan.org> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <200905221453.41895.lkml@morethan.org> User-Agent: Mutt/1.5.12-2006-07-14 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Michael S. Zick, le Fri 22 May 2009 14:53:39 -0500, a écrit : > Ref: http://developer.intel.com/Assets/PDF/manual/253666.pdf > Manual page: 3-590 PDF page: 638 > Summary: Processors prior to P-4 can take an interrupt between > the read cycle and the write cycle. Which is why opcode 0xF0 exists. Where do you see page 638/639 talking about interrupts? It talks about multi-processor machines. Samuel