PERF_RECORD_EVENT_UPDATE
[PERF_RECORD_EVENT_UPDATE] = "EVENT_UPDATE",
case PERF_RECORD_EVENT_UPDATE:
[PERF_RECORD_EVENT_UPDATE] = perf_event__event_update_swap,
ev->header.type = PERF_RECORD_EVENT_UPDATE;
ev->header.type = PERF_RECORD_EVENT_UPDATE;