netdev - Re: [PATCH net-next v3 0/3] virtio_net: add optional flow dissection in virtio_net_hdr_to

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Date:   Wed, 2 Jun 2021 16:16:33 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     David Miller <davem@...emloft.net>
Cc:     tannerlove.kernel@...il.com,
        Network Development <netdev@...r.kernel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Willem de Bruijn <willemb@...gle.com>,
        Petar Penkov <ppenkov@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>, tannerlove@...gle.com
Subject: Re: [PATCH net-next v3 0/3] virtio_net: add optional flow dissection
 in virtio_net_hdr_to_skb

On Wed, Jun 2, 2021 at 1:10 PM David Miller <davem@...emloft.net> wrote:
>
> From: Tanner Love <tannerlove.kernel@...il.com>
> Date: Tue,  1 Jun 2021 18:18:37 -0400
>
> > From: Tanner Love <tannerlove@...gle.com>
> >
> > First patch extends the flow dissector BPF program type to accept
> > virtio-net header members.
> >
> > Second patch uses this feature to add optional flow dissection in
> > virtio_net_hdr_to_skb(). This allows admins to define permitted
> > packets more strictly, for example dropping deprecated UDP_UFO
> > packets.
> >
> > Third patch extends kselftest to cover this feature.
>
> Definitely need some bpf review of these changes.

Yeah. imo it's more bpf material than net.
We'll process it.