From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sheng Yang Subject: Re: [PATCH] KVM: Fix IA32e Windows can't boot issue Date: Wed, 1 Jul 2009 16:20:26 +0800 Message-ID: <200907011620.27309.sheng@linux.intel.com> References: <1246435671-25485-1-git-send-email-sheng@linux.intel.com> <4A4B1C79.2080407@redhat.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Cc: Marcelo Tosatti , kvm@vger.kernel.org To: Avi Kivity Return-path: Received: from mga07.intel.com ([143.182.124.22]:16341 "EHLO azsmga101.ch.intel.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751016AbZGAIUl (ORCPT ); Wed, 1 Jul 2009 04:20:41 -0400 In-Reply-To: <4A4B1C79.2080407@redhat.com> Content-Disposition: inline Sender: kvm-owner@vger.kernel.org List-ID: On Wednesday 01 July 2009 16:21:13 Avi Kivity wrote: > On 07/01/2009 11:07 AM, Sheng Yang wrote: > > One typo in commit: "KVM: convert custom marker based tracing to > > event traces" caused: > > > > set_cr8: #GP, reserved bits 0x7f > > > > when try to boot up IA32e Windows guest. > > > > One value has been written to R8 instead of specific register, then the > > value of specific register can be invalid as CR8. Guest RMW it, then got > > trouble. > > Applied, thanks. Strange how I didn't see it - I have both Windows XP > x64 and Vista x64 in my test suite. Forgot to mention, it only happened in some of our machines here... -- regards Yang, Sheng