50 	struct cgroup_subsys_state	css;  member
222 	struct cgroup_subsys_state *css;  in blkcg_css()  local
224 	css = kthread_blkcg();  in blkcg_css()
225 	if (css)  in blkcg_css()
226 		return css;  in blkcg_css()
230 static inline struct blkcg *css_to_blkcg(struct cgroup_subsys_state *css)  in css_to_blkcg()  argument
232 	return css ? container_of(css, struct blkcg, css) : NULL;  in css_to_blkcg()
273 	struct cgroup_subsys_state *css;  in blk_cgroup_congested()  local
277 	css = kthread_blkcg();  in blk_cgroup_congested()
278 	if (!css)  in blk_cgroup_congested()
279 		css = task_css(current, io_cgrp_id);  in blk_cgroup_congested()
280 	while (css) {  in blk_cgroup_congested()
281 		if (atomic_read(&css->cgroup->congestion_count)) {  in blk_cgroup_congested()
285 		css = css->parent;  in blk_cgroup_congested()
315 	return css_to_blkcg(blkcg->css.parent);  in blkcg_parent()
450 	return cgroup_path(blkg->blkcg->css.cgroup, buf, buflen);  in blkg_path()
498 	css_for_each_descendant_pre((pos_css), &(p_blkg)->blkcg->css)	\
513 	css_for_each_descendant_post((pos_css), &(p_blkg)->blkcg->css)	\
537 		atomic_inc(&blkg->blkcg->css.cgroup->congestion_count);  in blkcg_use_delay()
566 		atomic_dec(&blkg->blkcg->css.cgroup->congestion_count);  in blkcg_unuse_delay()
585 		atomic_inc(&blkg->blkcg->css.cgroup->congestion_count);  in blkcg_set_delay()
602 		atomic_dec(&blkg->blkcg->css.cgroup->congestion_count);  in blkcg_clear_delay()