From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: Restoring saved guest causes guest to reboot Date: Thu, 26 May 2011 09:44:33 +0300 Message-ID: <4DDDF6D1.1070907@redhat.com> References: <20110524091810.GH23407@8bytes.org> <20110524094023.GI23407@8bytes.org> <20110524130208.GJ23407@8bytes.org> <4DDBB085.2010907@redhat.com> <4DDBB5D3.3020403@redhat.com> <4DDCA687.9080506@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Joerg Roedel , kvm@vger.kernel.org To: Markus Schade Return-path: Received: from mx1.redhat.com ([209.132.183.28]:62561 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751307Ab1EZGok (ORCPT ); Thu, 26 May 2011 02:44:40 -0400 In-Reply-To: <4DDCA687.9080506@gmail.com> Sender: kvm-owner@vger.kernel.org List-ID: On 05/25/2011 09:49 AM, Markus Schade wrote: > > Git bisect tells me that this is the first bad commit: > -----------------%<----------------- > aff48baa34c033318ad322ecbf2e4bcd891b29ca is the first bad commit > commit aff48baa34c033318ad322ecbf2e4bcd891b29ca > Author: Avi Kivity > Date: Sun Dec 5 18:56:11 2010 +0200 > > KVM: Fetch guest cr3 from hardware on demand > > Instead of syncing the guest cr3 every exit, which is expensince > on vmx > with ept enabled, sync it only on demand. > > [sheng: fix incorrect cr3 seen by Windows XP] > > Signed-off-by: Sheng Yang > Signed-off-by: Avi Kivity > Does your machine have ept? (cat /sys/module/kvm_intel/parameters/ept) -- I have a truly marvellous patch that fixes the bug which this signature is too narrow to contain.