Re: [RFC PATCH bpf-next 0/2] bpf_redirect_map() tail call detection and xdp_do_redirect() avoidance

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Björn Töpel <bjorn.topel@xxxxxxxxx> writes:

> Is this a good idea? I have only measured for AF_XDP redirects, but
> all XDP_REDIRECT targets should benefit. For AF_XDP the rxdrop
> scenario went from 21.5 to 23.2 Mpps on my machine.

I like it! I guess in the end the feasibility will depend on the quality
tail call detection, which I don't have any ideas for improving. I'm
sure someone else will, though :)

-Toke





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