From: "Michael S. Tsirkin" <mst@redhat.com>
To: Rusty Russell <rusty@rustcorp.com.au>
Cc: Cong Wang <amwang@redhat.com>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
virtualization@lists.linux-foundation.org,
Dave Jones <davej@redhat.com>,
"David S. Miller" <davem@davemloft.net>
Subject: Re: [PATCH] virtio-net: put virtio net header inline with data
Date: Wed, 10 Jul 2013 09:14:07 +0300 [thread overview]
Message-ID: <20130710061407.GC19759@redhat.com> (raw)
In-Reply-To: <87vc4kcfzg.fsf@rustcorp.com.au>
On Tue, Jul 09, 2013 at 05:38:51PM +0930, Rusty Russell wrote:
> "Michael S. Tsirkin" <mst@redhat.com> writes:
> > On Tue, Jul 09, 2013 at 11:46:23AM +0930, Rusty Russell wrote:
> >> "Michael S. Tsirkin" <mst@redhat.com> writes:
> >> > For small packets we can simplify xmit processing
> >> > by linearizing buffers with the header:
> >> > most packets seem to have enough head room
> >> > we can use for this purpose.
> >> > Since existing hypervisors require that header
> >> > is the first s/g element, we need a feature bit
> >> > for this.
> >> >
> >> > Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> >> > ---
> >> >
> >> > Note: this needs to be applied on top of patch
> >> > defining VIRTIO_F_ANY_LAYOUT - bit to be
> >> > selected by Rusty.
> >> >
> >> > The following patch should work for any definition of
> >> > VIRTIO_F_ANY_LAYOUT - I used bit 31 for testing.
> >> > Rusty, could you please pick a valid bit for VIRTIO_F_ANY_LAYOUT
> >> > and squeeze this patch into 3.11?
> >>
> >> Sorry, it's too late.
> >>
> >> First, I've been a bit lax in sending patches via DaveM, and this is
> >> definitely his territory (ie. more net than virtio).
> >
> > Let's do this: I'll send a patch series, you ack and we see
> > what happens?
>
> If you convince DaveM, I won't object :)
>
> >> Secondly, it needs baking and testing time.
> >>
> >> Cheers,
> >> Rusty.
> >
> > I did some testing on this. But proper testing just isn't happening out
> > of tree.
>
> But it will get into linux-next for the *next* merge window.
>
> Cheers,
> Rusty.
Okay. Can you put it on virtio-next then?
I don't see it there ...
--
MST
next prev parent reply other threads:[~2013-07-10 6:14 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-08 10:12 [PATCH] virtio-net: put virtio net header inline with data Michael S. Tsirkin
2013-07-09 2:16 ` Rusty Russell
2013-07-09 5:18 ` Michael S. Tsirkin
2013-07-09 8:08 ` Rusty Russell
2013-07-10 4:38 ` David Miller
2013-07-15 1:43 ` Rusty Russell
2013-07-16 19:33 ` David Miller
2013-07-17 0:08 ` Rusty Russell
2013-07-17 5:00 ` Michael S. Tsirkin
2013-07-17 5:05 ` David Miller
2013-07-17 6:02 ` Rusty Russell
2013-07-24 19:44 ` Michael S. Tsirkin
2013-07-10 6:14 ` Michael S. Tsirkin [this message]
2013-07-15 1:40 ` Rusty Russell
2013-07-11 13:00 ` Michael S. Tsirkin
2013-07-12 5:57 ` Rusty Russell
-- strict thread matches above, loose matches on Subject: below --
2013-06-06 9:55 Michael S. Tsirkin
2013-06-06 19:59 ` [Qemu-devel] " Jesse Larrew
2013-06-06 20:09 ` Dave Jones
2013-06-06 20:18 ` Jesse Larrew
2013-06-07 2:12 ` Rusty Russell
2013-06-09 7:11 ` Michael S. Tsirkin
2013-06-07 2:52 ` Jason Wang
2013-06-09 6:52 ` Michael S. Tsirkin
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