From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: KVM on Via Nano (Isaiah) CPUs? Date: Wed, 01 Apr 2009 19:30:35 +0300 Message-ID: <49D396AB.6090304@redhat.com> References: <20090216234442.61A6A582C@rmail.inner.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: kvm@vger.kernel.org, andreas.tanz@kvt.de To: Craig Metz Return-path: Received: from mx2.redhat.com ([66.187.237.31]:44329 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755877AbZDAQaL (ORCPT ); Wed, 1 Apr 2009 12:30:11 -0400 In-Reply-To: <20090216234442.61A6A582C@rmail.inner.net> Sender: kvm-owner@vger.kernel.org List-ID: Craig Metz wrote: > Has anyone (esp. the KVM core developers) tried to determine whether KVM > works on the new Via Nano CPUs? They claim to support the Intel-style VT-x > instruction set extensions and show up in cpuinfo that way. But, according to > some Google searching, folks who have tried to use KVM (or Hyper-V) have not > been succesful. It's not clear if this is a CPU implementation problem and/or > something that needs more work in KVM. > Via engineers have contacted me and confirmed that this is a problem in the processor. -- I have a truly marvellous patch that fixes the bug which this signature is too narrow to contain.