Re: (subset) [PATCH V2 0/7] arm64/boot: Enable EL2 requirements for FEAT_PMUv3p9
From: Catalin Marinas
Date: Tue Feb 18 2025 - 14:04:20 EST
On Mon, 03 Feb 2025 10:38:21 +0530, Anshuman Khandual wrote:
> This series adds fine grained trap control in EL2 required for FEAT_PMUv3p9
> registers like PMICNTR_EL0, PMICFILTR_EL0, and PMUACR_EL1 which are already
> being used in the kernel. This is required to prevent their EL1 access trap
> into EL2.
>
> PMZR_EL0 register trap control i.e HDFGWTR2_EL2.nPMZR_EL0 remains unchanged
> for now as it does not get accessed in the kernel, and there is no plan for
> its access from user space.
>
> [...]
Applied to arm64 (for-next/el2-enable-feat-pmuv3p9), thanks!
[7/7] arm64/boot: Enable EL2 requirements for FEAT_PMUv3p9
https://git.kernel.org/arm64/c/f134bbc054ae
--
Catalin