MSR_IA32_FEATURE_CONTROL  565 arch/x86/include/asm/msr-index.h #define MSR_IA32_FEATURE_CONTROL        0x0000003a
MSR_IA32_FEATURE_CONTROL  766 tools/testing/selftests/kvm/include/x86_64/processor.h #define MSR_IA32_FEATURE_CONTROL        0x0000003a