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

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Message-ID: <82c445fd-5be8-c9e8-eda1-68ed6f355966@intel.com>
Date:   Fri, 22 Jan 2021 14:37:58 +0100
From:   Björn Töpel <bjorn.topel@...el.com>
To:     Toke Høiland-Jørgensen <toke@...hat.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

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.


Björn


> -Toke
>