netdev - Re: [PATCH bpf-next 13/16] bpftool: Add support for XDP egress

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Message-ID: <d1a6ce5e-bb63-80cf-2e8f-24fbb0b36ec3@isovalent.com>
Date:   Thu, 23 Apr 2020 11:43:07 +0100
From:   Quentin Monnet <quentin@...valent.com>
To:     David Ahern <dsahern@...nel.org>, netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuba@...nel.org,
        prashantbhole.linux@...il.com, jasowang@...hat.com,
        brouer@...hat.com, toke@...hat.com, toshiaki.makita1@...il.com,
        daniel@...earbox.net, john.fastabend@...il.com, ast@...nel.org,
        kafai@...com, songliubraving@...com, yhs@...com, andriin@...com,
        dsahern@...il.com, David Ahern <dahern@...italocean.com>
Subject: Re: [PATCH bpf-next 13/16] bpftool: Add support for XDP egress

2020-04-20 14:00 UTC-0600 ~ David Ahern <dsahern@...nel.org>
> From: David Ahern <dahern@...italocean.com>
> 
> Add NET_ATTACH_TYPE_XDP_EGRESS and update attach_type_strings to
> allow a user to specify 'xdp_egress' as the attach or detach point.
> 
> libbpf handles egress config via bpf_set_link_xdp_fd_opts, so
> update do_attach_detach_xdp to use it. Specifically, the new API
> requires old_fd to be set based on any currently loaded program,
> so use bpf_get_link_xdp_id and bpf_get_link_xdp_egress_id to get
> an fd to any existing program.
> 
> Update 'net show' command to dump egress programs.
> 
> Signed-off-by: David Ahern <dahern@...italocean.com>
> ---

Thanks for the bpftool update. Can you please also update the man pages
(bpftool-prog, bpftool-net) and bash completion?

Quentin