From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756578AbZDVUhI (ORCPT ); Wed, 22 Apr 2009 16:37:08 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754288AbZDVUg4 (ORCPT ); Wed, 22 Apr 2009 16:36:56 -0400 Received: from one.firstfloor.org ([213.235.205.2]:46301 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752824AbZDVUg4 (ORCPT ); Wed, 22 Apr 2009 16:36:56 -0400 Date: Wed, 22 Apr 2009 22:40:29 +0200 From: Andi Kleen To: Jeremy Fitzhardinge Cc: Andi Kleen , joseph.cihula@intel.com, linux-kernel@vger.kernel.org, mingo@elte.hu, arjan@linux.intel.com, chrisw@sous-sol.org, jmorris@namei.org, jbeulich@novell.com, peterm@redhat.com, gang.wei@intel.com, shane.wang@intel.com Subject: Re: [RFC v2][PATCH 1/1] intel_txt: Intel(R) TXT and tboot kernel support Message-ID: <20090422204028.GC13896@one.firstfloor.org> References: <49D1A6AB.5090808@intel.com> <87d4baqnxy.fsf@basil.nowhere.org> <49EF7E85.7040104@goop.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <49EF7E85.7040104@goop.org> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 22, 2009 at 01:31:01PM -0700, Jeremy Fitzhardinge wrote: > Andi Kleen wrote: > >This means it explodes with paravirt, right? Do you have a check early > >for that? > > > > The tboot stuff should only be run on bare hardware; if there's > virtualization under the kernel, then TXT should be happening at that level. Yes I know, but still this should be enforced. -Andi -- ak@linux.intel.com -- Speaking for myself only.