Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1946059AbXBPVEy (ORCPT ); Fri, 16 Feb 2007 16:04:54 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1946208AbXBPVEy (ORCPT ); Fri, 16 Feb 2007 16:04:54 -0500 Received: from smtp-outbound-1.vmware.com ([65.113.40.141]:38005 "EHLO smtp-outbound-1.vmware.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1946059AbXBPVEx (ORCPT ); Fri, 16 Feb 2007 16:04:53 -0500 Message-ID: <45D61C74.2000601@vmware.com> Date: Fri, 16 Feb 2007 13:04:52 -0800 From: Zachary Amsden User-Agent: Thunderbird 1.5.0.9 (X11/20061206) MIME-Version: 1.0 To: Christoph Lameter CC: Jeremy Fitzhardinge , Andi Kleen , Andrew Morton , linux-kernel@vger.kernel.org, virtualization@lists.osdl.org, xen-devel@lists.xensource.com, Chris Wright Subject: Re: [patch 00/21] Xen-paravirt: Xen guest implementation for paravirt_ops interface References: <20070216022449.739760547@goop.org> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1197 Lines: 27 Christoph Lameter wrote: > On Thu, 15 Feb 2007, Jeremy Fitzhardinge wrote: > > >> This patch series implements the Linux Xen guest in terms of the >> paravirt-ops interface. The features in implemented this patch series >> > > I am thoroughly confused. Maybe that is because I have not been following > this issue closely but it seems that you are using the paravirt interface > as an API for Xen code in the guest? I thought the idea of paravirt was to > have an API that is generic? This patchset seems to be mostly realizing > Xen specific functionality? How does the code here interact with KVM, > VMWare and other hypervisors? > For the most part, it doesn't disturb VMware or KVM. Xen does need some additional functionality in paravirt-ops because they took a different design choice - direct page tables instead of shadow page tables. This is where all the requirements for the new Xen paravirt-ops hooks come from. Zach - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/