LBR_INFO_CYCLES   152 arch/x86/include/asm/msr-index.h #define LBR_INFO_CYCLES			0xffff
LBR_INFO_CYCLES  1651 tools/perf/util/intel-pt.c #define LBR_INFO_CYCLES		0xffff
LBR_INFO_CYCLES   419 tools/testing/selftests/kvm/include/x86_64/processor.h #define LBR_INFO_CYCLES			0xffff