250 	struct cgroup_subsys_state *pos;  in update_if_frozen()  local
262 	css_for_each_child(pos, css) {  in update_if_frozen()
263 		struct freezer *child = css_freezer(pos);  in update_if_frozen()
296 	struct cgroup_subsys_state *css = seq_css(m), *pos;  in freezer_read()  local
302 	css_for_each_descendant_post(pos, css) {  in freezer_read()
303 		if (!css_tryget_online(pos))  in freezer_read()
307 		update_if_frozen(pos);  in freezer_read()
310 		css_put(pos);  in freezer_read()
390 	struct cgroup_subsys_state *pos;  in freezer_change_state()  local
399 	css_for_each_descendant_pre(pos, &freezer->css) {  in freezer_change_state()
400 		struct freezer *pos_f = css_freezer(pos);  in freezer_change_state()
403 		if (!css_tryget_online(pos))  in freezer_change_state()
416 		css_put(pos);  in freezer_change_state()