linux-kernel - Re: [RFC PATCH 04/25] perf pmu-events: Add counter info into JSON files for SapphireRapids

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Date:   Tue, 26 Sep 2023 11:20:20 -0400
From:   "Liang, Kan" <kan.liang@...ux.intel.com>
To:     weilin.wang@...el.com, Ian Rogers <irogers@...gle.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Adrian Hunter <adrian.hunter@...el.com>
Cc:     linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        Perry Taylor <perry.taylor@...el.com>,
        Samantha Alt <samantha.alt@...el.com>,
        Caleb Biggers <caleb.biggers@...el.com>,
        Mark Rutland <mark.rutland@....com>
Subject: Re: [RFC PATCH 04/25] perf pmu-events: Add counter info into JSON
 files for SapphireRapids



On 2023-09-25 2:18 a.m., weilin.wang@...el.com wrote:
> diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py
> index 2809f68d2..5614bc203 100755
> --- a/tools/perf/pmu-events/jevents.py
> +++ b/tools/perf/pmu-events/jevents.py
> @@ -655,7 +655,7 @@ def preprocess_one_file(parents: Sequence[str], item: os.DirEntry) -> None:
>        _bcs.add(pmu_name, metric=True)
>        _bcs.add(event.build_c_string(metric=True), metric=True)
>      if event.size:
> -      _bcs.add(event.build_c_string(metric=False, layout=True))
> +      _bcs.add(event.build_c_string(metric=False, layout=True), metric=False)
>

What's it for?

Seems should belong to a dedicated patch?

Thanks,
Kan

>  def process_one_file(parents: Sequence[str], item: os.DirEntry) -> None:
>    """Process a JSON file during the main walk."""
> --