From ea19f7d0bf46c70085a2c8a96e3b3ceae1e7ddb8 Mon Sep 17 00:00:00 2001 From: Jim Mattson Date: Mon, 13 Nov 2023 10:48:54 -0800 Subject: [PATCH] KVM: x86: Remove IA32_PERF_GLOBAL_OVF_CTRL from KVM_GET_MSR_INDEX_LIST 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 Link: https://lore.kernel.org/r/20231113184854.2344416-1-jmattson@google.com Signed-off-by: Sean Christopherson --- arch/x86/kvm/x86.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 082ac6d95a3a..9a3b68366103 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -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. */ -- 2.50.1