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Message-Id: <20120619.231412.1236237191660427779.davem@davemloft.net>
Date: Tue, 19 Jun 2012 23:14:12 -0700 (PDT)
From: David Miller <davem@...emloft.net>
To: eric.dumazet@...il.com
Cc: shemminger@...tta.com, netdev@...r.kernel.org
Subject: Re: [PATCH v2] ipv4: Early TCP socket demux.
From: Eric Dumazet <eric.dumazet@...il.com>
Date: Wed, 20 Jun 2012 07:59:00 +0200
> On Tue, 2012-06-19 at 21:46 -0700, David Miller wrote:
>
>> These numbers can be decreased further, because since we're already
>> looking at the TCP header we can pre-cook the TCP control block in the
>> SKB and skip much of the stuff that tcp_v4_rcv() does since we've done
>> it already in the early demux code.
>
> It could be done at GRO level and remove one another demux.
>
> As routers probably have no use of GRO, no need of additional knob.
That's a great idea.
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