MSR_LBR_NHM_FROM  143 arch/x86/include/asm/msr-index.h #define MSR_LBR_NHM_FROM		0x00000680
MSR_LBR_NHM_FROM  410 tools/testing/selftests/kvm/include/x86_64/processor.h #define MSR_LBR_NHM_FROM		0x00000680