Re: [PATCH v3 0/3] KVM: arm64: Fix PMU handling in pKVM

From: Marc Zyngier

Date: Tue Nov 03 2026 - 08:12:04 EST


On Wed, 28 Oct 2026 15:31:49 +0000, Fuad Tabba wrote:
> Changes since v2 [1]:
> - Stop the host's counters with PMCR_EL0.E rather than the individual
> counter enables. (Marc)
>
> Two fixes and a hardening patch for PMU handling in pKVM, as one series
> [2].
>
> [...]

Applied to fixes, thanks!

[1/3] KVM: arm64: Synchronise kvm_host_data before host deprivileging
commit: 9e29ea628848d29eea948200c4357f530b0e1768
[2/3] KVM: arm64: Pass the PMU events to the hyp vCPU of non-protected guests
commit: 8ee90ca40b10cc040544fdccf24b20115f46aa7d
[3/3] KVM: arm64: Disable host PMU counters for protected guests
commit: a7dd36f7e381025bdf01d8665bf37167368754c4

Cheers,

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