expr_field_str   2389 kernel/trace/trace_events_hist.c 		expr_field_str(field, expr);
expr_field_str   2410 kernel/trace/trace_events_hist.c 	expr_field_str(field->operands[0], expr);
expr_field_str   2424 kernel/trace/trace_events_hist.c 	expr_field_str(field->operands[1], expr);