From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexander Graf Subject: Re: [PATCH 0/12] Nested SVM cleanups Date: Wed, 29 Jul 2009 15:29:16 +0200 Message-ID: <4A704EAC.6070201@suse.de> References: <1248872192-30881-1-git-send-email-joerg.roedel@amd.com> <4A70492E.2080705@redhat.com> <20090729130944.GE18313@amd.com> <4A704F5B.9000800@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Joerg Roedel , kvm@vger.kernel.org, linux-kernel@vger.kernel.org To: Avi Kivity Return-path: Received: from cantor.suse.de ([195.135.220.2]:42029 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755373AbZG2N3Q (ORCPT ); Wed, 29 Jul 2009 09:29:16 -0400 In-Reply-To: <4A704F5B.9000800@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: Avi Kivity wrote: > On 07/29/2009 04:09 PM, Joerg Roedel wrote: >>> I seem to recall nested smp used to be broken. Am I mistaken, or do >>> these patches fix rather than clean up? >>> >> >> Nested SMP was broken in one of the early version of the nested SVM >> code. In the current upstream version it works quite well. >> > > In that case, the next interesting target is nested npt. This may > actually make nsvm perform well. Any plans? IMHO the next interesting target is nested Hyper-V :-). But yes, nested NPT is really interesting too and more on the lines of what Joerg's precious time should be spent on ;-). I'll try and see if I can get nested Hyper-V running until LPC. Alex