PERF_RECORD_MISC_USER  635 include/uapi/linux/perf_event.h #define PERF_RECORD_MISC_USER			(2 << 0)
PERF_RECORD_MISC_USER  635 tools/include/uapi/linux/perf_event.h #define PERF_RECORD_MISC_USER			(2 << 0)