Re: [PATCH v8 00/13] KVM: arm64: PMU: Allow userspace to limit the number of PMCs on vCPU

From: Marc Zyngier
Date: Mon Oct 23 2023 - 14:35:57 EST


On Fri, 20 Oct 2023 22:40:40 +0100,
Raghavendra Rao Ananta <rananta@xxxxxxxxxx> wrote:
>
> Hello,
>
> The goal of this series is to allow userspace to limit the number
> of PMU event counters on the vCPU. We need this to support migration
> across systems that implement different numbers of counters.

FWIW, I've pushed out a branch[1] with a set of fixes that address
some of the comments I had on this series. Feel free to squash them in
your series as you see fit.

M.

[1] https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/log/?h=kvm-arm64/pmu_pmcr_n

--
Without deviation from the norm, progress is not possible.