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KVM: x86: Remove IA32_PERF_GLOBAL_OVF_CTRL from KVM_GET_MSR_INDEX_LIST

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This MSR reads as 0, and any host-initiated writes are ignored, so
there's no reason to enumerate it in KVM_GET_MSR_INDEX_LIST.

Signed-off-by: Jim Mattson <jmattson@google.com>
Link: https://lore.kernel.org/r/20231113184854.2344416-1-jmattson@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
This commit is contained in:
Jim Mattson 2023-11-13 10:48:54 -08:00 committed by Sean Christopherson
parent c3f38fa61a
commit ea19f7d0bf
1 changed files with 1 additions and 1 deletions
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arch/x86/kvm/x86.c
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@ -1470,7 +1470,7 @@ static const u32 msrs_to_save_pmu[] = {
MSR_ARCH_PERFMON_FIXED_CTR0, MSR_ARCH_PERFMON_FIXED_CTR1,
MSR_ARCH_PERFMON_FIXED_CTR0 + 2,
MSR_CORE_PERF_FIXED_CTR_CTRL, MSR_CORE_PERF_GLOBAL_STATUS,
MSR_CORE_PERF_GLOBAL_CTRL, MSR_CORE_PERF_GLOBAL_OVF_CTRL,
MSR_CORE_PERF_GLOBAL_CTRL,
MSR_IA32_PEBS_ENABLE, MSR_IA32_DS_AREA, MSR_PEBS_DATA_CFG,
/* This part of MSRs should match KVM_INTEL_PMC_MAX_GENERIC. */