From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Nadav Har'El" Subject: Re: drop -enable-nesting (was: [PATCH 3/7] cpu model bug fixes and definition corrections...) Date: Mon, 30 May 2011 17:38:46 +0300 Message-ID: <20110530143846.GA2957@fermat.math.technion.ac.il> References: <4DDAD5CF.5050805@redhat.com> <4DE0B4B1.1000407@web.de> <20110530081847.GC27062@amd.com> <4DE3A3EC.80201@siemens.com> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-8-i Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: "Roedel, Joerg" , john cooper , "qemu-devel@nongnu.org" , Anthony Liguori , kvm To: Jan Kiszka Return-path: Received: from mailgw12.technion.ac.il ([132.68.225.12]:14835 "EHLO mailgw12.technion.ac.il" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753781Ab1E3Oi6 (ORCPT ); Mon, 30 May 2011 10:38:58 -0400 Content-Disposition: inline In-Reply-To: <4DE3A3EC.80201@siemens.com> Sender: kvm-owner@vger.kernel.org List-ID: On Mon, May 30, 2011, Jan Kiszka wrote about "drop -enable-nesting (was= : [PATCH 3/7] cpu model bug fixes and definition corrections...)": > On 2011-05-30 10:18, Roedel, Joerg wrote: > > On Sat, May 28, 2011 at 04:39:13AM -0400, Jan Kiszka wrote: > >=20 > >> J=F6rg, how to deal with -enable-nesting in qemu-kvm to align beha= vior > >> with upstream? > >=20 > > My personal preference is to just remove it. In upstream-qemu it is > > enabled/disabled by +/-svm. -enable-nesting is just a historic thin= g > > which can be wiped out. "-enable-nesting" could remain as a synonym for enabling either VMX or = SVM in the guest, depending on what was available in the host (because KVM = now supports both nested SVM and nested VMX, but not SVM-on-VMX or vice ver= sa). --=20 Nadav Har'El | Monday, May 30 2011, 26 Iyy= ar 5771 nyh@math.technion.ac.il |----------------------------------= ------- Phone +972-523-790466, ICQ 13349191 |Software is like sex, it is better= when http://nadav.harel.org.il |it's free -- Linus Torvalds