Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753990AbXLKQvs (ORCPT ); Tue, 11 Dec 2007 11:51:48 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751973AbXLKQvi (ORCPT ); Tue, 11 Dec 2007 11:51:38 -0500 Received: from smtpq1.tilbu1.nb.home.nl ([213.51.146.200]:48414 "EHLO smtpq1.tilbu1.nb.home.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751602AbXLKQvi (ORCPT ); Tue, 11 Dec 2007 11:51:38 -0500 Message-ID: <475EBFBA.6090301@keyaccess.nl> Date: Tue, 11 Dec 2007 17:50:02 +0100 From: Rene Herman User-Agent: Thunderbird 2.0.0.9 (X11/20071031) MIME-Version: 1.0 To: Andi Kleen CC: "linux-os (Dick Johnson)" , David Newall , Paul Rolland , "H. Peter Anvin" , Krzysztof Halasa , Pavel Machek , Alan Cox , "David P. Reed" , linux-kernel@vger.kernel.org, Thomas Gleixner , Ingo Molnar , rol@witbe.net, dpreed@reed.com Subject: Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern AMD64 with MCP51 laptops References: <475DE37F.20706@davidnewall.com> <475DE6F4.80702@zytor.com> <475DEB23.1000304@davidnewall.com> <20071211084059.3d03e11d@tux.DEF.witbe.net> <475E5D4B.8020101@keyaccess.nl> <475E7DC2.4060509@davidnewall.com> <475E8D91.20201@keyaccess.nl> <475E95A3.3070801@davidnewall.com> <20071211163017.GD16750@one.firstfloor.org> In-Reply-To: <20071211163017.GD16750@one.firstfloor.org> Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -1.0 (-) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 914 Lines: 25 On 11-12-07 17:30, Andi Kleen wrote: > Anyways it looks like the discussion here is going in a > a loop. I had hoped David would post his test results with > another port so that we know for sure that the bus aborts > (and not port 80) is the problem on his box. But it looks like > he doesn't want to do this. Still removing the bus aborts > is probably the correct way to go forward. Yes, I do also still want to know that. David (Reed)? > Only needs a patch now. If nobody beats me to it i'll > add one later to my tree. Pavel Machek already posted one. His udelay(8) wants to be less -- 1 or "to be safe" perhaps 2. http://lkml.org/lkml/2007/12/9/131 Rene. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/