PERF_TXN_SYNC     252 include/uapi/linux/perf_event.h 	PERF_TXN_SYNC           = (1 << 2), /* Instruction is related */
PERF_TXN_SYNC     252 tools/include/uapi/linux/perf_event.h 	PERF_TXN_SYNC           = (1 << 2), /* Instruction is related */