kvm_get_feature_msr
kvm_get_feature_msr);
if (kvm_get_feature_msr(NULL, msr_index, &data, true))
uint64_t kvm_get_feature_msr(uint64_t msr_index);
ctrl = kvm_get_feature_msr(MSR_IA32_VMX_TRUE_PROCBASED_CTLS) >> 32;
ctrl = kvm_get_feature_msr(MSR_IA32_VMX_PROCBASED_CTLS2) >> 32;
const uint64_t supported_mask = kvm_get_feature_msr(msr);
host_cap.capabilities = kvm_get_feature_msr(MSR_IA32_PERF_CAPABILITIES);