From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965996AbXDBWZ0 (ORCPT ); Mon, 2 Apr 2007 18:25:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965999AbXDBWZ0 (ORCPT ); Mon, 2 Apr 2007 18:25:26 -0400 Received: from srv5.dvmed.net ([207.36.208.214]:58536 "EHLO mail.dvmed.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965996AbXDBWZN (ORCPT ); Mon, 2 Apr 2007 18:25:13 -0400 Message-ID: <461182BE.5040902@garzik.org> Date: Mon, 02 Apr 2007 18:25:02 -0400 From: Jeff Garzik User-Agent: Thunderbird 1.5.0.10 (X11/20070302) MIME-Version: 1.0 To: "H. Peter Anvin" CC: Jeremy Fitzhardinge , Andi Kleen , virtualization@lists.linux-foundation.org, Virtualization Mailing List , Linux Kernel Mailing List , mathiasen@gmail.com Subject: Re: A set of "standard" virtual devices? References: <4611652F.700@zytor.com> <200704022312.39195.ak@suse.de> <4611768D.1080801@garzik.org> <200704022336.43136.ak@suse.de> <461178D9.402@goop.org> <46117F72.6020506@zytor.com> In-Reply-To: <46117F72.6020506@zytor.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -4.3 (----) X-Spam-Report: SpamAssassin version 3.1.8 on srv5.dvmed.net summary: Content analysis details: (-4.3 points, 5.0 required) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org H. Peter Anvin wrote: > However, one probably wants to think about what the heck one actually > means with "virtualization" in the absence of a lot of this stuff. PCI > is probably the closest thing we have to a lowest common denominator for > device detection. Sure, but let's look beyond device detection. For instance, it does not necessarily follow that emulating PCI DMA is the best way to go for communication with a virtual device, once detected. Outside of pci_device_id driver matching, is there much value here? Jeff