graph_ret         633 kernel/trace/trace_functions_graph.c 	struct ftrace_graph_ret *graph_ret;
graph_ret         639 kernel/trace/trace_functions_graph.c 	graph_ret = &ret_entry->ret;
graph_ret         641 kernel/trace/trace_functions_graph.c 	duration = graph_ret->rettime - graph_ret->calltime;
graph_ret         670 kernel/trace/trace_functions_graph.c 	print_graph_irq(iter, graph_ret->func, TRACE_GRAPH_RET,