From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Nadav Har'El" Subject: Re: [PATCH 0/30] nVMX: Nested VMX, v9 Date: Mon, 16 May 2011 10:44:28 +0300 Message-ID: <20110516074428.GA27867@fermat.math.technion.ac.il> References: <1304842511-nyh@il.ibm.com> <4DC7CD81.2070305@redhat.com> <20110511082027.GG19019@redhat.com> <20110512154228.GA7943@fermat.math.technion.ac.il> <20110512155727.GA20193@redhat.com> <20110512163115.GA13138@fermat.math.technion.ac.il> <20110512165157.GC20193@redhat.com> <4DCC123B.3080006@redhat.com> <20110515231140.GA17294@fermat.math.technion.ac.il> <20110516063847.GM19019@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Avi Kivity , kvm@vger.kernel.org, abelg@il.ibm.com To: Gleb Natapov Return-path: Received: from mailgw12.technion.ac.il ([132.68.225.12]:4240 "EHLO mailgw12.technion.ac.il" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752035Ab1EPHoc (ORCPT ); Mon, 16 May 2011 03:44:32 -0400 Content-Disposition: inline In-Reply-To: <20110516063847.GM19019@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: On Mon, May 16, 2011, Gleb Natapov wrote about "Re: [PATCH 0/30] nVMX: Nested VMX, v9": > > Hi, I can quite easily save this state in a different place which is saved - > > The easiest will just be to use vmcs12, which has place for exactly the fields > > we want to save (and they are rewritten anyway when we exit to L1). > > > This will not address the problem that the state will not be visible to > generic logic in x86.c. Maybe I misunderstood your intention, but given that vmcs12 is in guest memory, which is migrated as well, isn't that enough (for the live migration issue)? -- Nadav Har'El | Monday, May 16 2011, 12 Iyyar 5771 nyh@math.technion.ac.il |----------------------------------------- Phone +972-523-790466, ICQ 13349191 |The trouble with political jokes is they http://nadav.harel.org.il |get elected.