Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261573AbVB1KnP (ORCPT ); Mon, 28 Feb 2005 05:43:15 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261575AbVB1KnP (ORCPT ); Mon, 28 Feb 2005 05:43:15 -0500 Received: from xsmtp.ethz.ch ([129.132.97.6]:57539 "EHLO xsmtp.ethz.ch") by vger.kernel.org with ESMTP id S261573AbVB1KnM (ORCPT ); Mon, 28 Feb 2005 05:43:12 -0500 Message-ID: <4222F5BE.7000301@pixelized.ch> Date: Mon, 28 Feb 2005 11:43:10 +0100 From: "Giacomo A. Catenazzi" User-Agent: Mozilla Thunderbird 1.0 (Windows/20041206) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Arjan van de Ven CC: "Ammar T. Al-Sayegh" , linux-kernel@vger.kernel.org Subject: Re: kernel BUG at mm/rmap.c:483! References: <009d01c519e8$166768b0$7101a8c0@shrugy> <1109192040.6290.108.camel@laptopd505.fenrus.org> <003001c519f1$031afc00$7101a8c0@shrugy> <1109196074.6290.116.camel@laptopd505.fenrus.org> <007d01c519f9$7c9a5f50$7101a8c0@shrugy> <1109234333.6530.19.camel@laptopd505.fenrus.org> <004501c51a52$c4200380$7101a8c0@shrugy> <1109237429.6530.23.camel@laptopd505.fenrus.org> In-Reply-To: <1109237429.6530.23.camel@laptopd505.fenrus.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 28 Feb 2005 10:43:10.0288 (UTC) FILETIME=[4BB2A500:01C51D82] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 782 Lines: 24 Arjan van de Ven wrote: >>but what what's the >>penalty of preventing microcode from loading? a performance >>hit? > > > not even that; in theory a few cpu bugs may have been fixed. Nobody > really knows since there's no changelog for the microcode.. You can see the processor bugs in intel website, i.e.: ftp://download.intel.com/design/Xeon/specupdt/24967847.pdf The following sentence (IMHO) meens that bug is corrected in microcode: "Workaround: It is possible for the BIOS to contain a workaround for this erratum." ciao cate - 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/