Re: [PATCH v2 0/4] RISC-V KVM PMU fix and selftest improvement
From: Anup Patel
Date: Fri Mar 07 2025 - 03:29:07 EST
On Tue, Mar 4, 2025 at 4:23 AM Atish Patra <atishp@xxxxxxxxxxxx> wrote:
>
> This series adds a fix for KVM PMU code and improves the pmu selftest
> by allowing generating precise number of interrupts. It also provided
> another additional option to the overflow test that allows user to
> generate custom number of LCOFI interrupts.
>
> Signed-off-by: Atish Patra <atishp@xxxxxxxxxxxx>
> ---
> Changes in v2:
> - Initialized the local overflow irq variable to 0 indicate that it's not a
> allowed value.
> - Moved the introduction of argument option `n` to the last patch.
> - Link to v1: https://lore.kernel.org/r/20250226-kvm_pmu_improve-v1-0-74c058c2bf6d@xxxxxxxxxxxx
>
> ---
> Atish Patra (4):
> RISC-V: KVM: Disable the kernel perf counter during configure
> KVM: riscv: selftests: Do not start the counter in the overflow handler
> KVM: riscv: selftests: Change command line option
> KVM: riscv: selftests: Allow number of interrupts to be configurable
Queued this series for Linux-6.15.
Thanks,
Anup
>
> arch/riscv/kvm/vcpu_pmu.c | 1 +
> tools/testing/selftests/kvm/riscv/sbi_pmu_test.c | 81 ++++++++++++++++--------
> 2 files changed, 57 insertions(+), 25 deletions(-)
> ---
> base-commit: 0ad2507d5d93f39619fc42372c347d6006b64319
> change-id: 20250225-kvm_pmu_improve-fffd038b2404
> --
> Regards,
> Atish patra
>