linux-kernel - Re: [PATCH] perf: RISC-V: Remove PERF_HES_STOPPED flag checking in riscv_pmu

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Message-Id: <168917762163.26837.1392502139104305103.git-patchwork-notify@kernel.org>
Date:   Wed, 12 Jul 2023 16:00:21 +0000
From:   patchwork-bot+linux-riscv@...nel.org
To:     Eric Lin <eric.lin@...ive.com>
Cc:     linux-riscv@...ts.infradead.org, atishp@...shpatra.org,
        anup@...infault.org, will@...nel.org, mark.rutland@....com,
        palmer@...belt.com, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, greentime.hu@...ive.com,
        vincent.chen@...ive.com
Subject: Re: [PATCH] perf: RISC-V: Remove PERF_HES_STOPPED flag checking in
 riscv_pmu_start()

Hello:

This patch was applied to riscv/linux.git (fixes)
by Palmer Dabbelt <palmer@...osinc.com>:

On Mon, 10 Jul 2023 15:43:28 +0000 you wrote:
> Since commit 096b52fd2bb4 ("perf: RISC-V: throttle perf events") the
> perf_sample_event_took() function was added to report time spent in
> overflow interrupts. If the interrupt takes too long, the perf framework
> will lower the sysctl_perf_event_sample_rate and max_samples_per_tick.
> When hwc->interrupts is larger than max_samples_per_tick, the
> hwc->interrupts will be set to MAX_INTERRUPTS, and events will be
> throttled within the __perf_event_account_interrupt() function.
> 
> [...]

Here is the summary with links:
  - perf: RISC-V: Remove PERF_HES_STOPPED flag checking in riscv_pmu_start()
    https://git.kernel.org/riscv/c/66843b14fb71

You are awesome, thank you!
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