linux-kernel - Re: [PATCH] virtio-net: put virtio net header inline with data

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Message-Id: <20130716.220529.49723311269417873.davem@davemloft.net>
Date:	Tue, 16 Jul 2013 22:05:29 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	mst@...hat.com
Cc:	rusty@...tcorp.com.au, netdev@...r.kernel.org, jasowang@...hat.com,
	amwang@...hat.com, akong@...hat.com, davej@...hat.com,
	virtualization@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] virtio-net: put virtio net header inline with data

From: "Michael S. Tsirkin" <mst@...hat.com>
Date: Wed, 17 Jul 2013 08:00:32 +0300

> On Tue, Jul 16, 2013 at 12:33:26PM -0700, David Miller wrote:
>> From: Rusty Russell <rusty@...tcorp.com.au>
>> Date: Mon, 15 Jul 2013 11:13:25 +0930
>> 
>> > From: Michael S. Tsirkin <mst@...hat.com>
>> > 
>> > 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@...hat.com>
>> > Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>
>> 
>> I really think this has to wait until the next merge window, sorry.
>> 
>> Please resubmit this when I open net-next back up, thanks.
> 
> I assumed since -rc1 is out net-next is already open?

-rc1 being released never makes net-next open.  Instead, I explicitly
open it up at some point in time after -rc1 when I feel that things
have settled down enough.

And when that happens, I announce so here.

So you have to follow my announcements here on netdev to know
when net-next is actually open.
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