netdev - Re: [PATCH bpf-next 0/3] AF_XDP clean up/perf improvements

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Message-ID: <87y2gl5bty.fsf@toke.dk>
Date:   Fri, 22 Jan 2021 14:40:41 +0100
From:   Toke Høiland-Jørgensen <toke@...hat.com>
To:     Björn Töpel <bjorn.topel@...el.com>,
        Björn Töpel <bjorn.topel@...il.com>,
        ast@...nel.org, daniel@...earbox.net, netdev@...r.kernel.org,
        bpf@...r.kernel.org
Cc:     magnus.karlsson@...el.com, maciej.fijalkowski@...el.com,
        kuba@...nel.org, jonathan.lemon@...il.com, maximmi@...dia.com,
        davem@...emloft.net, hawk@...nel.org, john.fastabend@...il.com,
        ciara.loftus@...el.com, weqaar.a.janjua@...el.com,
        andrii@...nel.org
Subject: Re: [PATCH bpf-next 0/3] AF_XDP clean up/perf improvements

Björn Töpel <bjorn.topel@...el.com> writes:

> On 2021-01-22 14:19, Toke Høiland-Jørgensen wrote:
>> Björn Töpel <bjorn.topel@...il.com> writes:
>> 
>>> This series has some clean up/performance improvements for XDP
>>> sockets.
>>>
>>> The first two patches are cleanups for the AF_XDP core, and the
>>> restructure actually give a little performance boost.
>>>
>>> The last patch adds support for selecting AF_XDP BPF program, based on
>>> what the running kernel supports.
>>>
>>> The patches were earlier part of the bigger "bpf_redirect_xsk()"
>>> series [1]. I pulled out the non-controversial parts into this series.
>> 
>> What about the first patch from that series, refactoring the existing
>> bpf_redirect_map() handling? I think that would be eligible for sending
>> on its own as well :)
>>
>
> Yeah, I'm planning on doing that, but I figured I'd wait for Hangbin's
> work to go first.

Ah, right, good point; cool! :)

-Toke