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

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Message-ID: <afa6aceb-3435-f146-ea1b-e205c1610858@linaro.org>
Date:   Mon, 5 Jun 2023 08:16:52 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Ravi Bangoria <ravi.bangoria@....com>
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>
Subject: Re: [REGRESSION][BISECT] perf/core: Remove pmu linear searching code

On 05/06/2023 04:59, Ravi Bangoria wrote:
> 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


It's not a KVM guest. It's regular board as listed at the end of the mail.

Best regards,
Krzysztof