Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759449AbYLQHWS (ORCPT ); Wed, 17 Dec 2008 02:22:18 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752572AbYLQHV6 (ORCPT ); Wed, 17 Dec 2008 02:21:58 -0500 Received: from kroah.org ([198.145.64.141]:58899 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752308AbYLQHV4 (ORCPT ); Wed, 17 Dec 2008 02:21:56 -0500 Date: Tue, 16 Dec 2008 23:21:05 -0800 From: Greg KH To: "Zhao, Yu" Cc: Jike Song , Jesse Barnes , "linux-pci@vger.kernel.org" , "achiang@hp.com" , "bjorn.helgaas@hp.com" , "grundler@parisc-linux.org" , "mingo@elte.hu" , "matthew@wil.cx" , "randy.dunlap@oracle.com" , "rdreier@cisco.com" , "horms@verge.net.au" , "yinghai@kernel.org" , "linux-kernel@vger.kernel.org" , "kvm@vger.kernel.org" , "virtualization@lists.linux-foundation.org" Subject: Re: [PATCH 0/13 v7] PCI: Linux kernel SR-IOV support Message-ID: <20081217072105.GA13408@kroah.com> References: <20081121183605.GA7810@yzhao12-linux.sh.intel.com> <200812161523.55238.jbarnes@virtuousgeek.org> <49486602.5000108@gmail.com> <20081217060608.GA12618@kroah.com> <4948A52B.7040403@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4948A52B.7040403@intel.com> User-Agent: Mutt/1.5.16 (2007-06-09) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Dec 17, 2008 at 03:07:23PM +0800, Zhao, Yu wrote: > Greg KH wrote: >> On Wed, Dec 17, 2008 at 10:37:54AM +0800, Jike Song wrote: >>> Jesse Barnes wrote: >>>> Given a respin of 10-13 I think it's reasonable to merge this into >>>> 2.6.29, but I'd be much happier about it if we got some driver code >>>> along with it, so as not to have an unused interface sitting around for >>>> who knows how many releases. Is that reasonable? Do you know if any of >>>> the corresponding PF/VF driver bits are ready yet? >>> Hi Jesse, >>> Yu Zhao has posted a patch set with subject "SR-IOV driver example" at >>> November 26, which illustrated the usage of SR-IOV API in Intel 82576 >>> VF/PF >>> drivers;-) >> Yes, but that driver was soundly rejected by the network driver >> maintainers, so I wouldn't go around showing that as your primary >> example of how to use this interface :) >> The point is valid, I don't think these apis should go into the tree >> without a driver or some other code using them. Otherwise they make no >> sense at all to have in-tree. > > I agree the point is valid, but on another hand this is a 'the chicken & > the egg' problem -- if we don't have the SR-IOV base, people who are > developing PF drivers can not get their changes in-tree. Maybe they are > holding the patches and waiting on the infrastructure... :-) Are they? They can both go in at the same time, like almost every other api addition to the kernel, right? thanks, greg k-h -- 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/