From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gregory Haskins Subject: Re: [Alacrityvm-devel] [GIT PULL] AlacrityVM guest drivers for 2.6.33 Date: Sun, 27 Dec 2009 08:18:37 -0500 Message-ID: <4B375EAD.8050204@gmail.com> 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> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enigCEA7ECC3B2352EBD1FC39526" 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 To: Avi Kivity Return-path: In-Reply-To: <4B3725CE.8040004@redhat.com> Sender: kvm-owner@vger.kernel.org List-Id: netdev.vger.kernel.org This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigCEA7ECC3B2352EBD1FC39526 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 12/27/09 4:15 AM, Avi Kivity wrote: > On 12/23/2009 11:21 PM, Gregory Haskins wrote: >> 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. >> It would therefore improve virtio-net as I stated, much in the same >> way vhost-net or venet-tap do today. >> =20 >=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 disable= > 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 sides of the link. -Greg --------------enigCEA7ECC3B2352EBD1FC39526 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/ iEYEARECAAYFAks3Xq4ACgkQP5K2CMvXmqHbiwCeKMgfNMrh945lTeDWfBTudQD+ SJEAn0YX/7oxvw/ASS+eyCm8bJLWoHM7 =s4ey -----END PGP SIGNATURE----- --------------enigCEA7ECC3B2352EBD1FC39526--