[PATCH RFC/RFT] perf bpf skels: Stop using vmlinux.h generated from BTF, use subset of used structs + CO-RE. was Re: BPF skels in perf .Re: [GIT PULL] perf tools changes for v6.4

[Arnaldo Carvalho de Melo]

Em Fri, May 05, 2023 at 10:33:15AM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Fri, May 05, 2023 at 01:03:14AM +0200, Jiri Olsa escreveu:
> That with the preserve_access_index isn't needed, we need just the
> fields that we access in the tools, right?

I'm now doing build test this in many distro containers, without the two
reverts, i.e. BPF skels continue as opt-out as in my pull request, to
test build and also for the functionality tests on the tools using such
bpf skels, see below, no touching of vmlinux nor BTF data during the
build.

- Arnaldo