From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:39208) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1S9n6s-00043g-U9 for qemu-devel@nongnu.org; Mon, 19 Mar 2012 20:39:54 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1S9n6r-0001Lj-1G for qemu-devel@nongnu.org; Mon, 19 Mar 2012 20:39:34 -0400 Received: from e33.co.us.ibm.com ([32.97.110.151]:39626) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1S9n6q-0001LS-RW for qemu-devel@nongnu.org; Mon, 19 Mar 2012 20:39:32 -0400 Received: from /spool/local by e33.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 19 Mar 2012 18:39:28 -0600 Received: from d03relay05.boulder.ibm.com (d03relay05.boulder.ibm.com [9.17.195.107]) by d03dlp02.boulder.ibm.com (Postfix) with ESMTP id 9759E3E40049 for ; Mon, 19 Mar 2012 18:39:25 -0600 (MDT) Received: from d03av02.boulder.ibm.com (d03av02.boulder.ibm.com [9.17.195.168]) by d03relay05.boulder.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q2K0dPKj251338 for ; Mon, 19 Mar 2012 18:39:25 -0600 Received: from d03av02.boulder.ibm.com (loopback [127.0.0.1]) by d03av02.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q2K0dO5v019753 for ; Mon, 19 Mar 2012 18:39:25 -0600 Message-ID: <4F67D1BB.7060802@us.ibm.com> Date: Mon, 19 Mar 2012 19:39:23 -0500 From: Anthony Liguori MIME-Version: 1.0 References: <20120319155650.GA6430@redhat.com> <4F6786C5.3080902@codemonkey.ws> <20120319204952.GA9747@redhat.com> <4F67A021.6040601@us.ibm.com> <20120319212916.GC9747@redhat.com> <4F67AF72.8080905@codemonkey.ws> <877gygqhbp.fsf@rustcorp.com.au> In-Reply-To: <877gygqhbp.fsf@rustcorp.com.au> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH RFC] virtio-pci: add MMIO property List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Rusty Russell Cc: kvm@vger.kernel.org, "Michael S. Tsirkin" , Alexey Kardashevskiy , qemu-devel@nongnu.org, virtualization@lists.linux-foundation.org, avi@redhat.com, Anthony Liguori On 03/19/2012 06:52 PM, Rusty Russell wrote: > On Mon, 19 Mar 2012 17:13:06 -0500, Anthony Liguori wrote: >>> Maybe just make this a hidden option like x-miio? >> >> x-violate-the-virtio-spec-to-trick-old-linux-drivers-into-working-on-power? > > "To configure the device, we use the first I/O region of the PCI > device." > > Meh, it does sound a little like we are specifying that it's an PCI I/O > bar. > > Let's resurrect the PCI-v2 idea, which is ready to implement now, and a > nice cleanup? Detach it from the change-of-ring-format idea which is > turning out to be a tarpit. I think that's a sensible approach. Regards, Anthony Liguori > Thanks, > Rusty.