[PATCH v2] perf/arm_cspmu: Support 64-bit programmers' model

Will Deacon will at kernel.org
Thu Aug 6 10:11:44 PDT 2026


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



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