[PATCH v8 00/12] perf: arm_spe: Armv8.8 SPE features

Will Deacon will at kernel.org
Thu Sep 18 09:43:08 PDT 2025


On Mon, 01 Sep 2025 13:40:29 +0100, James Clark wrote:
> Support 3 new SPE features: FEAT_SPEv1p4 filters, FEAT_SPE_EFT extended
> filtering, and SPE_FEAT_FDS data source filtering. The features are
> independent can be applied separately:
> 
>   * Prerequisite sysreg changes - patch 1
>   * FEAT_SPEv1p4 - patches 2 - 3
>   * FEAT_SPE_EFT - patch 4
>   * FEAT_SPE_FDS - patches 5 - 9
>   * FEAT_SPE_FDS Perf tool changes - patches 10 - 12
> 
> [...]

I took the first 6 patches but 7 and 8 still need maintainer acks before
I can pick up 9 as well.

Applied to will (for-next/perf), thanks!

[01/12] arm64: sysreg: Add new PMSFCR_EL1 fields and PMSDSFR_EL1 register
        https://git.kernel.org/will/c/a7005ff2d0a5
[02/12] perf: arm_spe: Support FEAT_SPEv1p4 filters
        https://git.kernel.org/will/c/b4401403afb9
[03/12] perf: arm_spe: Expose event filter
        https://git.kernel.org/will/c/51b9f16697cd
[04/12] perf: arm_spe: Add support for FEAT_SPE_EFT extended filtering
        https://git.kernel.org/will/c/dad9603c5ea3
[05/12] arm64/boot: Factor out a macro to check SPE version
        https://git.kernel.org/will/c/510a8fa49dc1
[06/12] arm64/boot: Enable EL2 requirements for SPE_FEAT_FDS
        https://git.kernel.org/will/c/00d7a1af5ab5

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev



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