match_event_system 4451 kernel/trace/trace_events_hist.c char *match_event, *match_event_system; match_event_system 4465 kernel/trace/trace_events_hist.c match_event_system = strsep(&match_event, "."); match_event_system 4467 kernel/trace/trace_events_hist.c hist_err(tr, HIST_ERR_SUBSYS_NOT_FOUND, errpos(match_event_system)); match_event_system 4471 kernel/trace/trace_events_hist.c if (IS_ERR(event_file(tr, match_event_system, match_event))) { match_event_system 4482 kernel/trace/trace_events_hist.c data->match_data.event_system = kstrdup(match_event_system, GFP_KERNEL);