Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757257AbZLJTvv (ORCPT ); Thu, 10 Dec 2009 14:51:51 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756080AbZLJTvt (ORCPT ); Thu, 10 Dec 2009 14:51:49 -0500 Received: from hera.kernel.org ([140.211.167.34]:52556 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754429AbZLJTvt (ORCPT ); Thu, 10 Dec 2009 14:51:49 -0500 Message-ID: <4B21510D.4030609@kernel.org> Date: Thu, 10 Dec 2009 11:50:37 -0800 From: Yinghai Lu User-Agent: Thunderbird 2.0.0.23 (X11/20090817) MIME-Version: 1.0 To: Roland Dreier CC: Jens Axboe , Ingo Molnar , Thomas Gleixner , "H. Peter Anvin" , "linux-kernel@vger.kernel.org" Subject: Re: Bisected regression References: <20091210091040.GG8742@kernel.dk> <20091210103945.GI8742@kernel.dk> <20091210160640.GB27794@elte.hu> <67EA4830-231F-45C9-A1A6-CE1C6CD9493D@kernel.org> <20091210180727.GK8742@kernel.dk> <4B213F1F.2020305@kernel.org> <4B2140F8.3020201@kernel.org> <20091210184506.GP8742@kernel.dk> <20091210190742.GS8742@kernel.dk> <4B2149B4.9060900@kernel.org> <4B214D00.90908@kernel.org> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 546 Lines: 15 Roland Dreier wrote: > > that BIOS is using first 64k for mptable. and after booting those > > mptable is overwritten by trampoline. > > So fix that BIOS people should do is to move the mptable above 64K and > leave low 64K empty? Yes. should be below and near 1M, and use e820 to reserve it. YH -- 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/