27 	int index;  in push_return_trace()  local
38 	index = ++current->curr_ret_stack;  in push_return_trace()
40 	current->ret_stack[index].ret = ret;  in push_return_trace()
41 	current->ret_stack[index].func = func;  in push_return_trace()
42 	current->ret_stack[index].calltime = time;  in push_return_trace()
43 	*depth = index;  in push_return_trace()
51 	int index;  in pop_return_trace()  local
53 	index = current->curr_ret_stack;  in pop_return_trace()
55 	if (unlikely(index < 0)) {  in pop_return_trace()
64 	*ret = current->ret_stack[index].ret;  in pop_return_trace()
65 	trace->func = current->ret_stack[index].func;  in pop_return_trace()
66 	trace->calltime = current->ret_stack[index].calltime;  in pop_return_trace()
68 	trace->depth = index;  in pop_return_trace()