is_string_field  1286 kernel/trace/trace_events_filter.c 		if (!is_string_field(field)) {
is_string_field  1331 kernel/trace/trace_events_filter.c 		if (is_string_field(field)) {
is_string_field  2567 kernel/trace/trace_events_hist.c 	if (is_string_field(field)) {
is_string_field  5195 kernel/trace/trace_events_hist.c 			else if (is_string_field(field))