From: Will Deacon <will@kernel.org>
To: Rob Herring <robh@kernel.org>, Mark Rutland <mark.rutland@arm.com>
Cc: catalin.marinas@arm.com, kernel-team@android.com,
Will Deacon <will@kernel.org>,
linux-kernel@vger.kernel.org, Al Grant <al.grant@arm.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] arm_pmu: Validate single/group leader events
Date: Wed, 13 Apr 2022 12:46:13 +0100 [thread overview]
Message-ID: <164984462805.2352727.11754227231341173145.b4-ty@kernel.org> (raw)
In-Reply-To: <20220408203330.4014015-1-robh@kernel.org>
On Fri, 8 Apr 2022 15:33:30 -0500, Rob Herring wrote:
> In the case where there is only a cycle counter available (i.e.
> PMCR_EL0.N is 0) and an event other than CPU cycles is opened, the open
> should fail as the event can never possibly be scheduled. However, the
> event validation when an event is opened is skipped when the group
> leader is opened. Fix this by always validating the group leader events.
>
>
> [...]
Applied to arm64 (for-next/fixes), thanks!
[1/1] arm_pmu: Validate single/group leader events
https://git.kernel.org/arm64/c/e5c23779f93d
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
prev parent reply other threads:[~2022-04-13 11:46 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-08 20:33 [PATCH] arm_pmu: Validate single/group leader events Rob Herring
2022-04-11 10:04 ` Mark Rutland
2022-04-11 14:14 ` Rob Herring
2022-04-12 10:14 ` Mark Rutland
2022-04-13 11:46 ` Will Deacon [this message]
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