From: Daniel Borkmann <daniel@iogearbox•net>
To: stephen@networkplumber•org
Cc: alexei.starovoitov@gmail•com, davem@davemloft•net,
netdev@vger•kernel.org
Subject: Re: [PATCH iproute2 net-next] bpf: add support for generic xdp
Date: Fri, 28 Apr 2017 15:38:42 +0200 [thread overview]
Message-ID: <590345E2.7090907@iogearbox.net> (raw)
In-Reply-To: <ebe1a4b9674922b8baa2b262c9d039407f047175.1493375407.git.daniel@iogearbox.net>
On 04/28/2017 12:42 PM, Daniel Borkmann wrote:
> Follow-up to commit c7272ca72009 ("bpf: add initial support for
> attaching xdp progs") to also support generic XDP. This adds an
> indicator for loaded generic XDP programs when programs are loaded
> as shown in c7272ca72009, but the driver still lacks native XDP
> support.
>
> # ip link
> [...]
> 3: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 xdpgeneric qdisc [...]
> link/ether 0c:c4:7a:03:f9:25 brd ff:ff:ff:ff:ff:ff
> [...]
>
> In case the driver does support native XDP, but the user wants
> to load the program as generic XDP (e.g. for testing purposes),
> then this can be done with the same semantics as in c7272ca72009,
> but with 'xdpgeneric' instead of 'xdp' command for loading:
>
> # ip -force link set dev eno1 xdpgeneric obj xdp.o
>
> Signed-off-by: Daniel Borkmann <daniel@iogearbox•net>
> ---
> ( Requires a header update to pull in XDP_FLAGS_SKB_MODE. )
Scratch that, will send a v2 shortly.
prev parent reply other threads:[~2017-04-28 13:39 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-28 10:42 [PATCH iproute2 net-next] bpf: add support for generic xdp Daniel Borkmann
2017-04-28 13:38 ` Daniel Borkmann [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=590345E2.7090907@iogearbox.net \
--to=daniel@iogearbox$(echo .)net \
--cc=alexei.starovoitov@gmail$(echo .)com \
--cc=davem@davemloft$(echo .)net \
--cc=netdev@vger$(echo .)kernel.org \
--cc=stephen@networkplumber$(echo .)org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox