From: Will Deacon <will@kernel.org>
To: mark.rutland@arm.com, Robin Murphy <robin.murphy@arm.com>
Cc: catalin.marinas@arm.com, kernel-team@android.com,
Will Deacon <will@kernel.org>,
linux-arm-kernel@lists.infradead.org,
linux-perf-users@vger.kernel.org, ilkka@os.amperecomputing.com,
bwicaksono@nvidia.com
Subject: Re: [PATCH v2] perf/arm_cspmu: Support 64-bit programmers' model
Date: Thu, 6 Aug 2026 18:11:44 +0100 [thread overview]
Message-ID: <178601658928.385816.2976546188979360844.b4-ty@kernel.org> (raw)
In-Reply-To: <2bde4469c918494e8fa04b2d297a6189ac8b7796.1785511378.git.robin.murphy@arm.com>
On Fri, 31 Jul 2026 16:22:58 +0100, Robin Murphy wrote:
> The 64-bit Programmers' model extension, now named FEAT_CSPMU_EXT64,
> makes all the non-counter registers 64-bit as well, of which we most
> need to care PMEVFILTR<n>, PMEVTYPER<n>, and PMCR since it changes
> location. Our event config fields are ready for this internally, but
> we need a few more tweaks to propagate 64-bit values properly from
> end to end.
>
> [...]
Applied to arm64 (for-next/perf), thanks!
[1/1] perf/arm_cspmu: Support 64-bit programmers' model
https://git.kernel.org/arm64/c/807b9ecead03
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
prev parent reply other threads:[~2026-08-06 17:12 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-31 15:22 [PATCH v2] perf/arm_cspmu: Support 64-bit programmers' model Robin Murphy
2026-08-05 7:08 ` Ilkka Koskinen
2026-08-06 17:11 ` Will Deacon [this message]
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