free_synth_field 1112 kernel/trace/trace_events_hist.c 	free_synth_field(field);
free_synth_field 1257 kernel/trace/trace_events_hist.c 		free_synth_field(event->fields[i]);
free_synth_field 1381 kernel/trace/trace_events_hist.c 		free_synth_field(fields[i]);