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

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Message-ID: <87bo62yro0.fsf@rustcorp.com.au>
Date:	Wed, 17 Jul 2013 09:38:15 +0930
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	David Miller <davem@...emloft.net>
Cc:	mst@...hat.com, 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

David Miller <davem@...emloft.net> writes:
> 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.

Oh, assumed it was already open.    Will re-submit then.

Cheers,
Rusty.
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