From: Anshuman Khandual <anshuman.khandual@arm.com>
To: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, peterz@infradead.org,
acme@kernel.org, mark.rutland@arm.com, will@kernel.org,
catalin.marinas@arm.com
Cc: Mark Brown <broonie@kernel.org>,
James Clark <james.clark@arm.com>, Rob Herring <robh@kernel.org>,
Marc Zyngier <maz@kernel.org>,
Suzuki Poulose <suzuki.poulose@arm.com>,
Ingo Molnar <mingo@redhat.com>
Subject: Re: [PATCH V4 0/7] arm64/perf: Enable branch stack sampling
Date: Thu, 27 Oct 2022 08:21:47 +0530 [thread overview]
Message-ID: <7f66a0df-1fc5-b00f-d734-601b70baa018@arm.com> (raw)
In-Reply-To: <20221017055713.451092-1-anshuman.khandual@arm.com>
On 10/17/22 11:27, Anshuman Khandual wrote:
> This series enables perf branch stack sampling support on arm64 platform
> via a new arch feature called Branch Record Buffer Extension (BRBE). All
> relevant register definitions could be accessed here.
>
> https://developer.arm.com/documentation/ddi0601/2021-12/AArch64-Registers
>
> This series applies on v6.1-rc1.
>
> Changes in V4:
>
> - Changed ../tools/sysreg declarations as suggested
> - Set PERF_SAMPLE_BRANCH_STACK in data.sample_flags
> - Dropped perfmon_capable() check in armpmu_event_init()
> - s/pr_warn_once/pr_info in armpmu_event_init()
> - Added brbe_format element into struct pmu_hw_events
> - Changed v1p1 as brbe_v1p1 in struct pmu_hw_events
> - Dropped pr_info() from arm64_pmu_brbe_probe(), solved LOCKDEP warning
Folks,
Gentle ping, any updates on this series ?
prev parent reply other threads:[~2022-10-27 2:51 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-17 5:57 Anshuman Khandual
2022-10-17 5:57 ` [PATCH V4 1/7] arm64/perf: Add BRBE registers and fields Anshuman Khandual
2022-10-18 13:56 ` Mark Brown
2022-10-19 3:01 ` Anshuman Khandual
2022-10-17 5:57 ` [PATCH V4 2/7] arm64/perf: Update struct arm_pmu for BRBE Anshuman Khandual
2022-10-17 5:57 ` [PATCH V4 3/7] arm64/perf: Update struct pmu_hw_events " Anshuman Khandual
2022-10-17 5:57 ` [PATCH V4 4/7] driver/perf/arm_pmu_platform: Add support for BRBE attributes detection Anshuman Khandual
2022-10-17 5:57 ` [PATCH V4 5/7] arm64/perf: Drive BRBE from perf event states Anshuman Khandual
2022-10-17 5:57 ` [PATCH V4 6/7] arm64/perf: Add BRBE driver Anshuman Khandual
2022-11-02 15:36 ` James Clark
2022-11-07 2:41 ` Anshuman Khandual
2022-10-17 5:57 ` [PATCH V4 7/7] arm64/perf: Enable branch stack sampling Anshuman Khandual
2022-10-27 2:51 ` Anshuman Khandual [this message]
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