linux-kernel - Re: [REGRESSION][BISECT] perf/core: Remove pmu linear searching code

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Message-ID: <512e8b06-3ef4-66ae-5ca3-5a863a10c51f@amd.com>
Date:   Mon, 5 Jun 2023 08:29:53 +0530
From:   Ravi Bangoria <ravi.bangoria@....com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        mark.rutland@....com, jolsa@...nel.org, irogers@...gle.com,
        bp@...en8.de, adrian.hunter@...el.com,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        "linux-samsung-soc@...r.kernel.org" 
        <linux-samsung-soc@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "regressions@...ts.linux.dev" <regressions@...ts.linux.dev>,
        Ravi Bangoria <ravi.bangoria@....com>
Subject: Re: [REGRESSION][BISECT] perf/core: Remove pmu linear searching code

On 04-Jun-23 5:08 PM, Krzysztof Kozlowski wrote:
> Hi,
> 
> #regzbot introduced: 9551fbb64d09
> 
> Bisect pointed to commit 9551fbb64d09 ("perf/core: Remove pmu linear
> searching code") as first one where all hardware events are gone from
> perf for ARMv7 Exynos5422 board.

Is this inside KVM guest? Does this help:
https://lore.kernel.org/all/20230525212723.3361524-1-oliver.upton@linux.dev

Thanks,
Ravi