100 bool css_has_online_children(struct cgroup_subsys_state *css);
141 						    struct cgroup_subsys_state *css);
144 						     struct cgroup_subsys_state *css);
151 void css_task_iter_start(struct cgroup_subsys_state *css, unsigned int flags,
234 #define css_for_each_descendant_pre(pos, css)				\  argument
235 	for ((pos) = css_next_descendant_pre(NULL, (css)); (pos);	\
236 	     (pos) = css_next_descendant_pre((pos), (css)))
257 #define css_for_each_descendant_post(pos, css)				\  argument
258 	for ((pos) = css_next_descendant_post(NULL, (css)); (pos);	\
259 	     (pos) = css_next_descendant_post((pos), (css)))
311 static inline void css_get(struct cgroup_subsys_state *css)  in css_get()  argument
313 	if (!(css->flags & CSS_NO_REF))  in css_get()
314 		percpu_ref_get(&css->refcnt);  in css_get()
324 static inline void css_get_many(struct cgroup_subsys_state *css, unsigned int n)  in css_get_many()  argument
326 	if (!(css->flags & CSS_NO_REF))  in css_get_many()
327 		percpu_ref_get_many(&css->refcnt, n);  in css_get_many()
341 static inline bool css_tryget(struct cgroup_subsys_state *css)  in css_tryget()  argument
343 	if (!(css->flags & CSS_NO_REF))  in css_tryget()
344 		return percpu_ref_tryget(&css->refcnt);  in css_tryget()
358 static inline bool css_tryget_online(struct cgroup_subsys_state *css)  in css_tryget_online()  argument
360 	if (!(css->flags & CSS_NO_REF))  in css_tryget_online()
361 		return percpu_ref_tryget_live(&css->refcnt);  in css_tryget_online()
380 static inline bool css_is_dying(struct cgroup_subsys_state *css)  in css_is_dying()  argument
382 	return !(css->flags & CSS_NO_REF) && percpu_ref_is_dying(&css->refcnt);  in css_is_dying()
391 static inline void css_put(struct cgroup_subsys_state *css)  in css_put()  argument
393 	if (!(css->flags & CSS_NO_REF))  in css_put()
394 		percpu_ref_put(&css->refcnt);  in css_put()
404 static inline void css_put_many(struct cgroup_subsys_state *css, unsigned int n)  in css_put_many()  argument
406 	if (!(css->flags & CSS_NO_REF))  in css_put_many()
407 		percpu_ref_put_many(&css->refcnt, n);  in css_put_many()
499 	struct cgroup_subsys_state *css;  in task_get_css()  local
503 		css = task_css(task, subsys_id);  in task_get_css()
510 		if (likely(css_tryget(css)))  in task_get_css()
515 	return css;  in task_get_css()
704 static inline void css_put(struct cgroup_subsys_state *css) {}  in css_put()  argument