From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: CPU hotplug add seems broken Date: Mon, 11 Jan 2010 16:32:22 +0200 Message-ID: <4B4B3676.7080801@redhat.com> References: <5e93dcec1001080235r6b3de506q8b2ba132fa1ff52c@mail.gmail.com> <20100109193011.GA25426@defiant.freesoftware> <20100110063911.GG4905@redhat.com> <5e93dcec1001100033tdb930eqcaf48a36ee36b335@mail.gmail.com> <20100110084353.GI4905@redhat.com> <5e93dcec1001110124l38d35ef7y4e92aa8b74aa810a@mail.gmail.com> <4B4AFC09.3090909@redhat.com> <20100111102434.GG7549@redhat.com> <4B4AFCB0.1080706@redhat.com> <20100111104213.GH7549@redhat.com> <4B4B025D.1020309@redhat.com> <4B4B2E4A.6080304@codemonkey.ws> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Gleb Natapov , Ryota Ozaki , dbareiro@gmx.net, kvm@vger.kernel.org To: Anthony Liguori Return-path: Received: from mx1.redhat.com ([209.132.183.28]:16006 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752476Ab0AKOc2 (ORCPT ); Mon, 11 Jan 2010 09:32:28 -0500 In-Reply-To: <4B4B2E4A.6080304@codemonkey.ws> Sender: kvm-owner@vger.kernel.org List-ID: On 01/11/2010 03:57 PM, Anthony Liguori wrote: > win2k8 supports CPU hotplug with VMware. I'd suggest someone fire up > VMware and dump the ACPI tables to try and see how they're doing it. > Otherwise, if someone has a physical machine that is known to do CPU > hotplug with win2k8, an acpi dump would be useful there. > > I think it's easier to make sure Linux works with what Windows > currently supports than vice versa. > Gleb found some presentation that describes Windows cpu hotplug as something very similar to what we do today, so hopefully the whole issue is just a bug or missing feature in the implementation. -- error compiling committee.c: too many arguments to function