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From: Russell King - ARM Linux admin <linux@armlinux.org.uk>
To: Julien Thierry <julien.thierry@arm.com>
Cc: mark.rutland@arm.com, peterz@infradead.org, liwei391@huawei.com,
	will.deacon@arm.com, acme@kernel.org,
	alexander.shishkin@linux.intel.com, mingo@redhat.com,
	namhyung@kernel.org, sthotton@marvell.com, jolsa@redhat.com,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v4 9/9] arm_pmu: Use NMIs for PMU
Date: Tue, 30 Jul 2019 10:11:44 +0100
Message-ID: <20190730091143.GX1330@shell.armlinux.org.uk> (raw)
In-Reply-To: <1563351432-55652-10-git-send-email-julien.thierry@arm.com>

On Wed, Jul 17, 2019 at 09:17:12AM +0100, Julien Thierry wrote:
> Add required PMU interrupt operations for NMIs. Request interrupt lines as
> NMIs when possible, otherwise fall back to normal interrupts.
> 
> Signed-off-by: Julien Thierry <julien.thierry@arm.com>
> Tested-by: Shijith Thotton <sthotton@marvell.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: Mark Rutland <mark.rutland@arm.com>

This has no effect on 32-bit ARM?

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-17  8:17 [PATCH v4 0/9] arm_pmu: Use NMI for perf interrupt Julien Thierry
2019-07-17  8:17 ` [PATCH v4 1/9] arm64: perf: avoid PMXEV* indirection Julien Thierry
2019-07-17  8:17 ` [PATCH v4 2/9] arm64: perf: Remove PMU locking Julien Thierry
2019-08-01 12:58   ` Will Deacon
2019-08-02 14:26     ` Julien Thierry
2019-07-17  8:17 ` [PATCH v4 3/9] arm: perf: save/resore pmsel Julien Thierry
2019-08-01 13:01   ` Will Deacon
2019-08-02 14:34     ` Julien Thierry
2019-07-17  8:17 ` [PATCH v4 4/9] arm: perf: Remove Remove PMU locking Julien Thierry
2019-08-01 13:06   ` Will Deacon
2019-08-02 14:36     ` Julien Thierry
2019-07-17  8:17 ` [PATCH v4 5/9] perf/arm_pmu: Move PMU lock to ARMv6 events Julien Thierry
2019-07-17  8:17 ` [PATCH v4 6/9] arm64: perf: Do not call irq_work_run in NMI context Julien Thierry
2019-08-01 13:06   ` Will Deacon
2019-08-02 14:43     ` Julien Thierry
2019-07-17  8:17 ` [PATCH v4 7/9] arm/arm64: kvm: pmu: Make overflow handler NMI safe Julien Thierry
2019-07-17  8:17 ` [PATCH v4 8/9] arm_pmu: Introduce pmu_irq_ops Julien Thierry
2019-07-17  8:17 ` [PATCH v4 9/9] arm_pmu: Use NMIs for PMU Julien Thierry
2019-07-30  9:11   ` Russell King - ARM Linux admin [this message]
2019-07-30  9:18     ` Julien Thierry
2019-07-30  9:28       ` Russell King - ARM Linux admin
2019-07-30 14:06         ` Julien Thierry
2019-07-17  9:02 ` [PATCH v4 0/9] arm_pmu: Use NMI for perf interrupt Julien Thierry
2019-07-30  9:05 ` Julien Thierry

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