netdev - Re: [PATCH net-next v2 1/4] packet: add classic BPF fanout mode

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Message-ID: <1439821786.7258.24.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Mon, 17 Aug 2015 07:29:46 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Willem de Bruijn <willemb@...gle.com>
Cc:	netdev@...r.kernel.org, davem@...emloft.net, edumazet@...gle.com,
	daniel@...earbox.net, ast@...mgrid.com
Subject: Re: [PATCH net-next v2 1/4] packet: add classic BPF fanout mode

On Fri, 2015-08-14 at 22:31 -0400, Willem de Bruijn wrote:
> From: Willem de Bruijn <willemb@...gle.com>
> 
> Add fanout mode PACKET_FANOUT_CBPF that accepts a classic BPF program
> to select a socket.
> 
> This avoids having to keep adding special case fanout modes. One
> example use case is application layer load balancing. The QUIC
> protocol, for instance, encodes a connection ID in UDP payload.
> 
> Also add socket option SOL_PACKET/PACKET_FANOUT_DATA that updates data
> associated with the socket group. Fanout mode PACKET_FANOUT_CBPF is the
> only user so far.
> 
> Signed-off-by: Willem de Bruijn <willemb@...gle.com>
> ---

Oops, this was the patch I meant to approve

Acked-by: Eric Dumazet <edumazet@...gle.com>


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