netdev - Re: [PATCH iproute2-next 3/3] f_flower: Introduce L2TPv3 support

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Date:   Sun, 2 Oct 2022 16:50:58 -0600
From:   David Ahern <dsahern@...il.com>
To:     Wojciech Drewek <wojciech.drewek@...el.com>, netdev@...r.kernel.org
Cc:     stephen@...workplumber.org, gnault@...hat.com
Subject: Re: [PATCH iproute2-next 3/3] f_flower: Introduce L2TPv3 support

On 9/27/22 1:23 AM, Wojciech Drewek wrote:
> Add support for matching on L2TPv3 session ID.
> Session ID can be specified only when ip proto was
> set to IPPROTO_L2TP.
> 
> L2TPv3 might be transported over IP or over UDP,
> this implementation is only about L2TPv3 over IP.
> IPv6 is also supported, in this case next header
> is set to IPPROTO_L2TP.
> 
> Example filter:
>   # tc filter add dev eth0 ingress prio 1 protocol ip \
>       flower \
>         ip_proto l2tp \
>         l2tpv3_sid 1234 \
>         skip_sw \
>       action drop
> 
> Signed-off-by: Wojciech Drewek <wojciech.drewek@...el.com>
> ---
>  man/man8/tc-flower.8 | 11 +++++++++--
>  tc/f_flower.c        | 45 +++++++++++++++++++++++++++++++++++++++++++-
>  2 files changed, 53 insertions(+), 3 deletions(-)
> 


I updated kernel headers to latest net-next tree. (uapi headers are
synched via a script.) This patch on top of that does not compile, so
something is missing. Please take a look and re-send.