[PATCH 0/2] Fixes for KVM PMU trap/emulation

Anup Patel anup at brainfault.org
Mon Aug 19 22:40:11 PDT 2024


On Fri, Aug 16, 2024 at 12:38 PM Atish Patra <atishp at rivosinc.com> wrote:
>
> This series contains two small fixes to improve the KVM PMU trap/emulation
> code. The issue can be observed if SBI PMU is disabled or forced the kvm
> to use hpmcounter31.
>
> Signed-off-by: Atish Patra <atishp at rivosinc.com>
> ---
> Atish Patra (2):
>       RISC-V: KVM: Allow legacy PMU access from guest
>       RISC-V: KVM: Fix to allow hpmcounter31 from the guest

Queued this patch for Linux-6.11 fixes.

Regards,
Anup

>
>  arch/riscv/include/asm/kvm_vcpu_pmu.h | 21 +++++++++++++++++----
>  1 file changed, 17 insertions(+), 4 deletions(-)
> ---
> base-commit: 8400291e289ee6b2bf9779ff1c83a291501f017b
> change-id: 20240729-kvm_pmu_fixes-26754d2a077d
> --
> Regards,
> Atish patra
>



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