On Mon, Feb 03, 2025 at 10:38:21AM +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. > > I have taken the liberty to pick up all the review tags for patches related > to tools sysreg update from the KVM FGT2 V2 patch series posted earlier. > > https://lore.kernel.org/all/20241210055311.780688-1-anshuman.khandual@xxxxxxx/ > > Rob had earler mentioned about FEAT_FGT2 based trap control requirement for > FEAT_PMUv3p9 registers that are currently being used in kernel. The context > can be found here. > > https://lore.kernel.org/all/20241216234251.GA629562-robh@xxxxxxxxxx/ > > This series is based on v6.14-rc1 > > Changes in V2: > > - Rebased on v6.14-rc1 > - Updated tools sysreg patches with latest DDI0601 2024-12 definitions > - Updated document version as DDI0601 2024-12 in all commit messages > - Added latest tags from Rob Herring for the last patch I know these have been applied already but, fwiw, patches 1-6 look correct when compared against the .xml: Acked-by: Will Deacon <will@xxxxxxxxxx> I presume Catalin will drop/replace the last patch. Will
