From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754036Ab1JLTp6 (ORCPT ); Wed, 12 Oct 2011 15:45:58 -0400 Received: from s15228384.onlinehome-server.info ([87.106.30.177]:43460 "EHLO mail.x86-64.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752955Ab1JLTp4 (ORCPT ); Wed, 12 Oct 2011 15:45:56 -0400 Date: Wed, 12 Oct 2011 21:45:43 +0200 From: Borislav Petkov To: Jeremy Fitzhardinge Cc: "H. Peter Anvin" , the arch/x86 maintainers , Tigran Aivazian , Xen Devel , Linux Kernel Mailing List , Jeremy Fitzhardinge , Ingo Molnar , Thomas Gleixner Subject: Re: [PATCH 0/3] x86/microcode: support for microcode update in Xen dom0 Message-ID: <20111012194543.GD14966@aftab> References: <4E94E1E5.4070505@goop.org> <20111012101615.GA14966@aftab> <4E95D9E7.6090304@zytor.com> <4E95E7FE.6050302@goop.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4E95E7FE.6050302@goop.org> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 12, 2011 at 03:18:22PM -0400, Jeremy Fitzhardinge wrote: > While doing the whole boot time multiboot thing may offer some small > hypothetical technical advantages, it has the significant cost of just > complicating the whole deployment and use story. You simply can't call the need to apply ucode as early as possible a "hypothetical techical advantage." Other issues like how to handle ucode images and how to put them together and how distros distribute them and whether xen minimizes the amount of "specialness" or not are only secondary. -- Regards/Gruss, Boris. Advanced Micro Devices GmbH Einsteinring 24, 85609 Dornach GM: Alberto Bozzo Reg: Dornach, Landkreis Muenchen HRB Nr. 43632 WEEE Registernr: 129 19551