From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754531AbYKPQwA (ORCPT ); Sun, 16 Nov 2008 11:52:00 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752684AbYKPQvw (ORCPT ); Sun, 16 Nov 2008 11:51:52 -0500 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:59557 "EHLO UNKNOWN" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751910AbYKPQvw (ORCPT ); Sun, 16 Nov 2008 11:51:52 -0500 Date: Sun, 16 Nov 2008 17:51:42 +0100 From: Pavel Machek To: "H. Peter Anvin" Cc: Philipp Kohlbecher , Ingo Molnar , linux-kernel@vger.kernel.org Subject: Re: [PATCH] x86: alternative identifier for Phoenix BIOS Message-ID: <20081116165141.GA1534@ucw.cz> References: <491EEDE8.5080508@gmx.de> <491F7D88.7080403@zytor.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <491F7D88.7080403@zytor.com> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat 2008-11-15 17:55:20, H. Peter Anvin wrote: > Philipp Kohlbecher wrote: > > My laptop (a Samsung X20) contains a Phoenix BIOS and would benefit from > > patch 1e22436eba84edfec9c25e5a25d09062c4f91ca9 (x86: reserve low 64K on > > AMI and Phoenix BIOS boxen). > > > > However, according to /sys/class/dmi/id/bios_vendor, the BIOS identifies > > its vendor as "Phoenix Technologies LTD" (sans the comma). > > Given that AMI and Phoenix combined is something like 80% of the BIOS > market, if not more, it might simply be easier to make it unconditional, > or make it a whitelist instead. Whitelist is bad: even if bios vendor is a good boy and tests their bios with linux, they will not notice that they corrupt low 64K (not whitelisted), and will not fix their bios. -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html