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-rw-r--r--arch/x86/kvm/svm/pmu.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/arch/x86/kvm/svm/pmu.c b/arch/x86/kvm/svm/pmu.c
index e4163f75c11b..24eb935b6f85 100644
--- a/arch/x86/kvm/svm/pmu.c
+++ b/arch/x86/kvm/svm/pmu.c
@@ -262,12 +262,10 @@ static int amd_pmu_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
/* MSR_EVNTSELn */
pmc = get_gp_pmc_amd(pmu, msr, PMU_TYPE_EVNTSEL);
if (pmc) {
- if (data == pmc->eventsel)
- return 0;
- if (!(data & pmu->reserved_bits)) {
+ data &= ~pmu->reserved_bits;
+ if (data != pmc->eventsel)
reprogram_gp_counter(pmc, data);
- return 0;
- }
+ return 0;
}
return 1;