From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: xen-in-kvm doesn't work with kvm-81. Date: Sun, 07 Mar 2010 10:42:57 +0200 Message-ID: <4B936711.3000507@redhat.com> References: <495CB966.1000205@redhat.com> <4960B739.4050605@redhat.com> <326615B8-3C47-4DF6-9F3A-AD57C0AE53D0@suse.de> <4B916442.8020105@struction.de> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Alexander Graf , kvm@vger.kernel.org To: pille Return-path: Received: from mx1.redhat.com ([209.132.183.28]:25979 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752370Ab0CGInP (ORCPT ); Sun, 7 Mar 2010 03:43:15 -0500 In-Reply-To: <4B916442.8020105@struction.de> Sender: kvm-owner@vger.kernel.org List-ID: On 03/05/2010 10:06 PM, pille wrote: >> I guess you're not using nested paging and an old version of xen that >> incorrectly modifies its own page tables while actively using them. > > is nested paging needed? i guess my cpu (intel xeon) doesn't provide > that feature. > It is not needed, but if you have nested paging then the bug will not hit you. IOW, either nested paging or a new Xen will make the problem go away. -- error compiling committee.c: too many arguments to function