350 	int curr_ret_stack = current->curr_ret_stack;  in fgraph_reserve_data()  local
359 	val = get_fgraph_entry(current, curr_ret_stack - 1);  in fgraph_reserve_data()
360 	data = &current->ret_stack[curr_ret_stack];  in fgraph_reserve_data()
362 	curr_ret_stack += data_size + 1;  in fgraph_reserve_data()
363 	if (unlikely(curr_ret_stack >= SHADOW_STACK_MAX_OFFSET))  in fgraph_reserve_data()
369 	current->ret_stack[curr_ret_stack - 1] = val;  in fgraph_reserve_data()
373 	current->curr_ret_stack = curr_ret_stack;  in fgraph_reserve_data()
375 	current->ret_stack[curr_ret_stack - 1] = val;  in fgraph_reserve_data()
467 	int offset = current->curr_ret_stack;  in fgraph_retrieve_parent_data()
592 	if (current->curr_ret_stack + FGRAPH_FRAME_OFFSET + 1 >= SHADOW_STACK_MAX_OFFSET) {  in ftrace_push_return_trace()
597 	offset = READ_ONCE(current->curr_ret_stack);  in ftrace_push_return_trace()
618 	WRITE_ONCE(current->curr_ret_stack, offset + 1);  in ftrace_push_return_trace()
675 		int save_curr_ret_stack = current->curr_ret_stack;  in function_graph_enter_regs()
681 			current->curr_ret_stack = save_curr_ret_stack;  in function_graph_enter_regs()
693 			save_curr_ret_stack = current->curr_ret_stack;  in function_graph_enter_regs()
699 				current->curr_ret_stack = save_curr_ret_stack;  in function_graph_enter_regs()
714 	current->curr_ret_stack -= FGRAPH_FRAME_OFFSET + 1;  in function_graph_enter_regs()
728 	ret_stack = get_ret_stack(current, current->curr_ret_stack, offset);  in ftrace_pop_return_trace()
733 		     current->curr_ret_stack);  in ftrace_pop_return_trace()
874 	current->curr_ret_stack = offset - FGRAPH_FRAME_OFFSET;  in __ftrace_return_to_handler()
912 	int offset = task->curr_ret_stack;  in ftrace_graph_get_ret_stack()
935 	int offset = task->curr_ret_stack;  in ftrace_graph_top_ret_addr()
980 	i = *idx ? : task->curr_ret_stack;  in ftrace_graph_ret_addr()
1070 			t->curr_ret_stack = 0;  in alloc_retstack_tasklist()
1120 	t->curr_ret_stack = 0;  in graph_init_task()
1133 	t->curr_ret_stack = 0;  in ftrace_graph_init_idle_task()
1164 	t->curr_ret_stack = 0;  in ftrace_graph_init_task()