Re: [PATCH libnetfilter_queue v3 1-5/5] src: Speed-up

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Hi Duncan,

On Tue, Jan 18, 2022 at 10:58:14AM +1100, Duncan Roe wrote:
> Guys,
> 
> Withot this patchset it remains an embarassing fact that any nfq program that
> uses the deprecated libnfnetlink interface and examines packet data will use
> more CPU if rewritten to use the libmnl interface.

We should untagged as deprecated libnetfilter_queue old interface in
the documentation, it's fine to keep it there, it should be possible
to make it work over libmnl.

> Please apply the set or give feedback on it as a matter of urgency.

There is absolutely no urgency.

This patch have a number of showstoppers such as exposing structure
layout on the header files.

I think the goal is to avoid the memcpy() I posted a patch sketch
time ago to follow a more simple approach that we can resurrect,
polish and upstream to remove the extra copy.

Thanks.



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