From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754895AbZFVJvm (ORCPT ); Mon, 22 Jun 2009 05:51:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751138AbZFVJvc (ORCPT ); Mon, 22 Jun 2009 05:51:32 -0400 Received: from sg2ehsobe005.messaging.microsoft.com ([207.46.51.79]:8853 "EHLO SG2EHSOBE005.bigfish.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751261AbZFVJvb convert rfc822-to-8bit (ORCPT ); Mon, 22 Jun 2009 05:51:31 -0400 X-SpamScore: -36 X-BigFish: VPS-36(zz1432R98dR936eN1805M9371Pzz1202hzzz32i6bh17ch43j61h) X-Spam-TCS-SCL: 0:0 X-WSS-ID: 0KLMWN7-03-89V-01 Date: Mon, 22 Jun 2009 11:49:53 +0200 From: Joerg Roedel To: Avi Kivity CC: Marcelo Tosatti , kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/8 v3] KVM support for 1GB pages Message-ID: <20090622094953.GE5139@amd.com> References: <1245417389-5527-1-git-send-email-joerg.roedel@amd.com> <4A3CC1FA.2070900@redhat.com> <20090622094013.GD5139@amd.com> <4A3F524C.8030902@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Disposition: inline In-Reply-To: <4A3F524C.8030902@redhat.com> User-Agent: Mutt/1.5.19 (2009-01-05) Content-Transfer-Encoding: 8BIT X-OriginalArrivalTime: 22 Jun 2009 09:49:54.0029 (UTC) FILETIME=[CB3079D0:01C9F31E] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jun 22, 2009 at 12:43:40PM +0300, Avi Kivity wrote: > On 06/22/2009 12:40 PM, Joerg Roedel wrote: >>> Can you describe how the code fails with shadow paging? >>> >> >> After the rework it even fails to boot a guest with gbpages enabled. This week >> is a bit tight but I will debug this further next week. >> > > Does the failure happen only when both guest/host use gbpages, or does > it also happen if gbpages is disabled on either one? It happens only when the guest uses gbpages. If I disable them at boot the linux guest boots fine and runs stable. Joerg -- | Advanced Micro Devices GmbH Operating | Karl-Hammerschmidt-Str. 34, 85609 Dornach bei München System | Research | Geschäftsführer: Thomas M. McCoy, Giuliano Meroni Center | Sitz: Dornach, Gemeinde Aschheim, Landkreis München | Registergericht München, HRB Nr. 43632