linux-kernel - Re: [PATCH v2] perf stat: Support old kernels for bperf cgroup counting

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Message-ID: <Y0mRGJx4Mc7t7fGB@slm.duckdns.org>
Date:   Fri, 14 Oct 2022 06:40:56 -1000
From:   Tejun Heo <tj@...nel.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     Namhyung Kim <namhyung@...nel.org>,
        Zefan Li <lizefan.x@...edance.com>,
        Johannes Weiner <hannes@...xchg.org>, cgroups@...r.kernel.org,
        Jiri Olsa <jolsa@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-perf-users@...r.kernel.org, Song Liu <songliubraving@...com>,
        bpf@...r.kernel.org, Andrii Nakryiko <andrii@...nel.org>
Subject: Re: [PATCH v2] perf stat: Support old kernels for bperf cgroup
 counting

On Fri, Oct 14, 2022 at 10:27:40AM -0300, Arnaldo Carvalho de Melo wrote:
> Hey, I noticed that the perf build is broken for the
> tools/perf/util/bpf_skel/bperf_cgroup.bpf.c skell, so I tried using b4
> on this Namhyung patch, it ended up getting a newer version, by Tejun,
> that mixes up kernel code and tooling, which, when I tried to apply
> upstream didn't work.
> 
> Please try not to mix up kernel and tools/ changes in the same patch to
> avoid these issues.

I didn't write a newer version of this patch. What are you talking about?

-- 
tejun