linux-kernel - Re: [PATCH] perf/arm-cmn: Fix the unhandled overflow status of counter 4 to 7

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Message-Id: <169600109998.282953.10575480145954445725.b4-ty@kernel.org>
Date:   Fri, 29 Sep 2023 18:06:07 +0100
From:   Will Deacon <will@...nel.org>
To:     Robin Murphy <robin.murphy@....com>,
        Mark Rutland <mark.rutland@....com>,
        Ilkka Koskinen <ilkka@...amperecomputing.com>,
        Jing Zhang <renyu.zj@...ux.alibaba.com>
Cc:     catalin.marinas@....com, kernel-team@...roid.com,
        Will Deacon <will@...nel.org>, linux-kernel@...r.kernel.org,
        Shuai Xue <xueshuai@...ux.alibaba.com>,
        linux-arm-kernel@...ts.infradead.org,
        Zhuo Song <zhuo.song@...ux.alibaba.com>
Subject: Re: [PATCH] perf/arm-cmn: Fix the unhandled overflow status of counter 4 to 7

On Mon, 25 Sep 2023 11:22:32 +0800, Jing Zhang wrote:
> The register por_dt_pmovsr Bits[7:0] indicates overflow from counters 7
> to 0. But in arm_cmn_handle_irq(), only handled the overflow status of
> Bits[3:0] which results in unhandled overflow status of counters 4 to 7.
> 
> So let the overflow status of DTC counters 4 to 7 to be handled.
> 
> 
> [...]

Applied to arm64 (for-next/fixes), thanks!

[1/1] perf/arm-cmn: Fix the unhandled overflow status of counter 4 to 7
      https://git.kernel.org/arm64/c/7f949f6f54ff

Cheers,
-- 
Will

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