netdev - Re: [bpf-next PATCH v2 05/18] bpf: create tcp_bpf_ulp allowing BPF to monitor socket TX/RX data

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Message-Id: <20180315.144126.1118147183657510580.davem@davemloft.net>
Date:   Thu, 15 Mar 2018 14:41:26 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     john.fastabend@...il.com
Cc:     ast@...nel.org, daniel@...earbox.net, davejwatson@...com,
        netdev@...r.kernel.org
Subject: Re: [bpf-next PATCH v2 05/18] bpf: create tcp_bpf_ulp allowing BPF
 to monitor socket TX/RX data

From: John Fastabend <john.fastabend@...il.com>
Date: Mon, 12 Mar 2018 12:23:29 -0700

> This implements a BPF ULP layer to allow policy enforcement and
> monitoring at the socket layer. In order to support this a new
> program type BPF_PROG_TYPE_SK_MSG is used to run the policy at
> the sendmsg/sendpage hook. To attach the policy to sockets a
> sockmap is used with a new program attach type BPF_SK_MSG_VERDICT.
 ...
> Signed-off-by: John Fastabend <john.fastabend@...il.com>

Acked-by: David S. Miller <davem@...emloft.net>