470 #define task_css_check(task, subsys_id, __c)				\  argument
471 	task_css_set_check((task), (__c))->subsys[(subsys_id)]
492 						   int subsys_id)  in task_css()  argument
494 	return task_css_check(task, subsys_id, false);  in task_css()
507 task_get_css(struct task_struct *task, int subsys_id)  in task_get_css()  argument
513 		css = task_css(task, subsys_id);  in task_get_css()
536 static inline bool task_css_is_root(struct task_struct *task, int subsys_id)  in task_css_is_root()  argument
538 	return task_css_check(task, subsys_id, true) ==  in task_css_is_root()
539 		init_css_set.subsys[subsys_id];  in task_css_is_root()
543 					 int subsys_id)  in task_cgroup()  argument
545 	return task_css(task, subsys_id)->cgroup;  in task_cgroup()