PERF_MEM_LVL_L2  1097 include/uapi/linux/perf_event.h #define PERF_MEM_LVL_L2		0x20  /* L2 */
PERF_MEM_LVL_L2  1097 tools/include/uapi/linux/perf_event.h #define PERF_MEM_LVL_L2		0x20  /* L2 */