PERF_MEM_LVLNUM_LFB 1117 include/uapi/linux/perf_event.h #define PERF_MEM_LVLNUM_LFB	0x0c /* LFB */
PERF_MEM_LVLNUM_LFB 1117 tools/include/uapi/linux/perf_event.h #define PERF_MEM_LVLNUM_LFB	0x0c /* LFB */