linux-kernel - Re: [PATCH v6] arm64: pmuv3: dynamically map PERF_COUNT_HW_BRANCH

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Date:   Tue, 11 Apr 2023 14:04:35 +0100
From:   Will Deacon <will@...nel.org>
To:     Peter Newman <peternewman@...gle.com>
Cc:     catalin.marinas@....com, kernel-team@...roid.com,
        Will Deacon <will@...nel.org>, linux-kernel@...r.kernel.org,
        jolsa@...nel.org, alexander.shishkin@...ux.intel.com,
        irogers@...gle.com, peterz@...radead.org, mark.rutland@....com,
        acme@...nel.org, eranian@...gle.com, adrian.hunter@...el.com,
        linux-arm-kernel@...ts.infradead.org, namhyung@...nel.org,
        linux-perf-users@...r.kernel.org, mingo@...hat.com
Subject: Re: [PATCH v6] arm64: pmuv3: dynamically map PERF_COUNT_HW_BRANCH_INSTRUCTIONS

On Tue, 11 Apr 2023 11:38:09 +0200, Peter Newman wrote:
> From: Stephane Eranian <eranian@...gle.com>
> 
> The mapping of perf_events generic hardware events to actual PMU events on
> ARM PMUv3 may not always be correct. This is in particular true for the
> PERF_COUNT_HW_BRANCH_INSTRUCTIONS event. Although the mapping points to an
> architected event, it may not always be available. This can be seen with a
> simple:
> 
> [...]

Applied to will (for-next/perf), thanks!

[1/1] arm64: pmuv3: dynamically map PERF_COUNT_HW_BRANCH_INSTRUCTIONS
      https://git.kernel.org/will/c/a30b87e6bd7d

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev