PERF_TXN_CONFLICT 255 include/uapi/linux/perf_event.h PERF_TXN_CONFLICT = (1 << 5), /* Conflict abort */ PERF_TXN_CONFLICT 255 tools/include/uapi/linux/perf_event.h PERF_TXN_CONFLICT = (1 << 5), /* Conflict abort */