PERF_MEM_TLB_OS  1148 include/uapi/linux/perf_event.h #define PERF_MEM_TLB_OS		0x40 /* OS fault handler */
PERF_MEM_TLB_OS  1148 tools/include/uapi/linux/perf_event.h #define PERF_MEM_TLB_OS		0x40 /* OS fault handler */