From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755652AbXFVJa6 (ORCPT ); Fri, 22 Jun 2007 05:30:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751586AbXFVJav (ORCPT ); Fri, 22 Jun 2007 05:30:51 -0400 Received: from il.qumranet.com ([82.166.9.18]:56149 "EHLO il.qumranet.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751406AbXFVJau (ORCPT ); Fri, 22 Jun 2007 05:30:50 -0400 Message-ID: <467B96C8.1050500@qumranet.com> Date: Fri, 22 Jun 2007 12:30:48 +0300 From: Avi Kivity User-Agent: Thunderbird 2.0.0.4 (X11/20070615) MIME-Version: 1.0 To: Joerg Roedel CC: kvm-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org Subject: Re: [PATCH] SVM: reliably detect if SVM was disabled by BIOS References: <20070621175122.GE25896@amd.com> In-Reply-To: <20070621175122.GE25896@amd.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.0 (firebolt.argo.co.il [0.0.0.0]); Fri, 22 Jun 2007 12:30:48 +0300 (IDT) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Joerg Roedel wrote: > From: Joerg Roedel > > This patch adds an implementation to the svm is_disabled function to > detect reliably if the BIOS disabled the SVM feature in the CPU. This > fixes the issues with kernel panics when loading the kvm-amd module on > machines where SVM is available but disabled. > > Applied; thanks. Is this msr documented anywhere? I assume it is implemented on all processors with svm? -- Do not meddle in the internals of kernels, for they are subtle and quick to panic. From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [PATCH] SVM: reliably detect if SVM was disabled by BIOS Date: Fri, 22 Jun 2007 12:30:48 +0300 Message-ID: <467B96C8.1050500@qumranet.com> References: <20070621175122.GE25896@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Joerg Roedel Return-path: In-Reply-To: <20070621175122.GE25896-5C7GfCeVMHo@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org Joerg Roedel wrote: > From: Joerg Roedel > > This patch adds an implementation to the svm is_disabled function to > detect reliably if the BIOS disabled the SVM feature in the CPU. This > fixes the issues with kernel panics when loading the kvm-amd module on > machines where SVM is available but disabled. > > Applied; thanks. Is this msr documented anywhere? I assume it is implemented on all processors with svm? -- Do not meddle in the internals of kernels, for they are subtle and quick to panic. ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/