linux-kernel - Re: [PATCH v2 2/3] perf/ibs: Fix interface via core pmu events

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Date:   Mon, 13 Mar 2023 18:05:24 +0530
From:   Ravi Bangoria <ravi.bangoria@....com>
To:     Namhyung Kim <namhyung@...nel.org>
Cc:     peterz@...radead.org, eranian@...gle.com, acme@...nel.org,
        mark.rutland@....com, jolsa@...nel.org, irogers@...gle.com,
        bp@...en8.de, x86@...nel.org, linux-perf-users@...r.kernel.org,
        linux-kernel@...r.kernel.org, sandipan.das@....com,
        ananth.narayan@....com, santosh.shukla@....com,
        Ravi Bangoria <ravi.bangoria@....com>
Subject: Re: [PATCH v2 2/3] perf/ibs: Fix interface via core pmu events

>> +               /*
>> +                * pmu->event_init() should return -ESRCH only when it
>> +                * wants to forward the event to other pmu.
>> +                */
> 
> Can we add this to the comment in the struct pmu?  There is a
> description already for other error codes.

Sure. I'll update there if we continue with this approach.

> 
> Otherwise looks good.

Thanks,
Ravi