linux-kernel - Re: [PATCH v4 05/17] perf jevents: Remove the type/version variables

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Message-ID: <2bb3f72b-9349-9ad0-565f-dca3f51f8377@huawei.com>
Date:   Fri, 5 Aug 2022 11:35:49 +0100
From:   John Garry <john.garry@...wei.com>
To:     Ian Rogers <irogers@...gle.com>, Will Deacon <will@...nel.org>,
        "James Clark" <james.clark@....com>,
        Mike Leach <mike.leach@...aro.org>,
        Leo Yan <leo.yan@...aro.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        "Namhyung Kim" <namhyung@...nel.org>,
        Andi Kleen <ak@...ux.intel.com>,
        Zhengjun Xing <zhengjun.xing@...ux.intel.com>,
        Ravi Bangoria <ravi.bangoria@....com>,
        "Kan Liang" <kan.liang@...ux.intel.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-perf-users@...r.kernel.org>
CC:     Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH v4 05/17] perf jevents: Remove the type/version variables

On 04/08/2022 23:18, Ian Rogers wrote:
> pmu_events_map has a type variable that is always initialized to "core"
> and a version variable that is never read. Remove these from the API as
> it is straightforward to add them back when necessary.
> 

it might be worth mentioning why we don't want the fields removed from 
the per-arch mapfile.csv

> Signed-off-by: Ian Rogers<irogers@...gle.com>

Reviewed-by: John Garry <john.garry@...wei.com>