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Message-ID: <1486349864.7793.25.camel@edumazet-glaptop3.roam.corp.google.com>
Date: Sun, 05 Feb 2017 18:57:44 -0800
From: Eric Dumazet <eric.dumazet@...il.com>
To: Chenbo Feng <chenbofeng.kernel@...il.com>
Cc: netdev@...r.kernel.org, Alexei Starovoitov <ast@...com>,
Daniel Borkmann <daniel@...earbox.net>,
Lorenzo Colitti <lorenzo@...gle.com>,
Willem de Bruijn <willemb@...gle.com>,
Chenbo Feng <fengc@...gle.com>
Subject: Re: [PATCH net-next v2 1/2] Add a helper function to get socket
cookie in eBPF
On Sun, 2017-02-05 at 18:17 -0800, Chenbo Feng wrote:
> From: Chenbo Feng <fengc@...gle.com>
>
> Retrieve the socket cookie generated by sock_gen_cookie() from a sk_buff
> with a known socket. Generates a new cookie if one was not yet set.If
> the socket pointer inside sk_buff is NULL, 0 is returned. The helper
> function coud be useful in monitoring per socket networking traffic
> statistics and provide a unique socket identifier per namespace.
>
> Signed-off-by: Chenbo Feng <chenbofeng.kernel@...il.com>
> ---
Acked-by: Eric Dumazet <edumazet@...gle.com>
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