Re: [PATCH 0/2] KVM: x86/pmu: Globally enable GP counters at "RESET"

[Sean Christopherson]

On Fri, 08 Mar 2024 17:36:39 -0800, Sean Christopherson wrote:
> Globally enable GP counters in PERF_GLOBAL_CTRL when refreshing a vCPU's
> PMU to emulate the architecturally defined post-RESET behavior of the MSR.
> 
> Extend pmu_counters_test.c to verify the behavior.
> 
> Note, this is slightly different than what I "posted" before: it keeps
> PERF_GLOBAL_CTRL '0' if there are no counters.  That's technically not
> what the SDM dictates, but I went with the common sense route of
> interpreting the SDM to mean "globally enable all GP counters".
> 
> [...]

Applied to kvm-x86 fixes, thanks!

[1/2] KVM: x86/pmu: Set enable bits for GP counters in PERF_GLOBAL_CTRL at "RESET"
      https://github.com/kvm-x86/linux/commit/de120e1d692d
[2/2] KVM: selftests: Verify post-RESET value of PERF_GLOBAL_CTRL in PMCs test
      https://github.com/kvm-x86/linux/commit/08a828249b16

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