Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752194AbZL0Njf (ORCPT ); Sun, 27 Dec 2009 08:39:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752042AbZL0Nje (ORCPT ); Sun, 27 Dec 2009 08:39:34 -0500 Received: from qw-out-2122.google.com ([74.125.92.26]:4967 "EHLO qw-out-2122.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751924AbZL0Njd (ORCPT ); Sun, 27 Dec 2009 08:39:33 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:x-enigmail-version:content-type; b=SEN6HmU90KkD3++ZRzSey5NsAoNyxEXVnaUZXQZzvCxGaVne21TAb8HB5LTgmc8JKh mpC2d00YAXJyAMeJKyPlS0WXoKfX6sRhfJ4fOnd6Rr7TJdarVJsakwQFzl7wtLqJa8nJ kNaRiJstvwwxbhxWFC+VMe49kPyZJUorlDIFA= Message-ID: <4B376391.40706@gmail.com> Date: Sun, 27 Dec 2009 08:39:29 -0500 From: Gregory Haskins User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.1.5) Gecko/20091204 Thunderbird/3.0 MIME-Version: 1.0 To: Avi Kivity CC: Andi Kleen , kvm@vger.kernel.org, Bartlomiej Zolnierkiewicz , netdev@vger.kernel.org, "linux-kernel@vger.kernel.org" , "alacrityvm-devel@lists.sourceforge.net" , Anthony Liguori , Ingo Molnar , torvalds@linux-foundation.org, Andrew Morton Subject: Re: [Alacrityvm-devel] [GIT PULL] AlacrityVM guest drivers for 2.6.33 References: <4B1D4F29.8020309@gmail.com> <87637zdy9g.fsf@basil.nowhere.org> <4B30E654.40702@codemonkey.ws> <200912221701.56840.bzolnier@gmail.com> <4B30F214.80206@codemonkey.ws> <20091223065129.GA19600@elte.hu> <20091223101340.GC20539@basil.fritz.box> <4B31EF65.6070000@redhat.com> <4B325E33.8060407@gmail.com> <4B327B90.2050403@redhat.com> <4B3725CE.8040004@redhat.com> <4B375EAD.8050204@gmail.com> <4B3760D2.3080500@redhat.com> In-Reply-To: <4B3760D2.3080500@redhat.com> X-Enigmail-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enigF117C9F641F251BE6C75E095" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2197 Lines: 64 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigF117C9F641F251BE6C75E095 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 12/27/09 8:27 AM, Avi Kivity wrote: > On 12/27/2009 03:18 PM, Gregory Haskins wrote: >> On 12/27/09 4:15 AM, Avi Kivity wrote: >> =20 >>> On 12/23/2009 11:21 PM, Gregory Haskins wrote: >>> =20 >>>> That said, you are still incorrect. With what I proposed, the model= >>>> will run as an in-kernel vbus device, and no longer run in userspace= =2E >>>> It would therefore improve virtio-net as I stated, much in the same >>>> way vhost-net or venet-tap do today. >>>> >>>> =20 >>> That can't work. virtio-net has its own ABI on top of virtio, for >>> example it prepends a header for TSO information. Maybe if you disab= le >>> all features it becomes compatible with venet, but that cripples it. >>> >>> =20 >> You are confused. The backend would be virtio-net specific, and would= >> therefore understand the virtio-net ABI. It would support any feature= >> of virtio-net as long as it was implemented and negotiated by both sid= es >> of the link. >> =20 >=20 > Then we're back to square one. A nice demonstration of vbus > flexibility, but no help for virtio. >=20 No, where we are is at the point where we demonstrate that your original statement that I did nothing to improve virtio was wrong. -Greg --------------enigF117C9F641F251BE6C75E095 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.11 (Darwin) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAks3Y5EACgkQP5K2CMvXmqGYagCeJdZe15YaC5KQaxbRROtefzZI BjgAn0Z0X7XMjIbN2ihQ4MeEAzsW6sIy =W6N4 -----END PGP SIGNATURE----- --------------enigF117C9F641F251BE6C75E095-- -- 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/