48 struct blkcg {  struct
105 	struct blkcg			*blkcg;  member
115 	struct blkcg			*blkcg;  member
149 				struct request_queue *q, struct blkcg *blkcg);
179 extern struct blkcg blkcg_root;
183 struct blkcg_gq *blkg_lookup_slowpath(struct blkcg *blkcg,
197 void blkcg_print_blkgs(struct seq_file *sf, struct blkcg *blkcg,
211 int blkg_conf_prep(struct blkcg *blkcg, const struct blkcg_policy *pol,
232 static inline struct blkcg *css_to_blkcg(struct cgroup_subsys_state *css)  in css_to_blkcg()
234 	return css ? container_of(css, struct blkcg, css) : NULL;  in css_to_blkcg()
251 static inline struct blkcg *__bio_blkcg(struct bio *bio)  in __bio_blkcg()
254 		return bio->bi_blkg->blkcg;  in __bio_blkcg()
266 static inline struct blkcg *bio_blkcg(struct bio *bio)  in bio_blkcg()
269 		return bio->bi_blkg->blkcg;  in bio_blkcg()
315 static inline struct blkcg *blkcg_parent(struct blkcg *blkcg)  in blkcg_parent()  argument
317 	return css_to_blkcg(blkcg->css.parent);  in blkcg_parent()
331 static inline struct blkcg_gq *__blkg_lookup(struct blkcg *blkcg,  in __blkg_lookup()  argument
337 	if (blkcg == &blkcg_root)  in __blkg_lookup()
340 	blkg = rcu_dereference(blkcg->blkg_hint);  in __blkg_lookup()
344 	return blkg_lookup_slowpath(blkcg, q, update_hint);  in __blkg_lookup()
355 static inline struct blkcg_gq *blkg_lookup(struct blkcg *blkcg,  in blkg_lookup()  argument
359 	return __blkg_lookup(blkcg, q, false);  in blkg_lookup()
386 static inline struct blkcg_policy_data *blkcg_to_cpd(struct blkcg *blkcg,  in blkcg_to_cpd()  argument
389 	return blkcg ? blkcg->cpd[pol->plid] : NULL;  in blkcg_to_cpd()
403 static inline struct blkcg *cpd_to_blkcg(struct blkcg_policy_data *cpd)  in cpd_to_blkcg()
405 	return cpd ? cpd->blkcg : NULL;  in cpd_to_blkcg()
408 extern void blkcg_destroy_blkgs(struct blkcg *blkcg);
418 static inline void blkcg_pin_online(struct blkcg *blkcg)  in blkcg_pin_online()  argument
420 	refcount_inc(&blkcg->online_pin);  in blkcg_pin_online()
432 static inline void blkcg_unpin_online(struct blkcg *blkcg)  in blkcg_unpin_online()  argument
435 		if (!refcount_dec_and_test(&blkcg->online_pin))  in blkcg_unpin_online()
437 		blkcg_destroy_blkgs(blkcg);  in blkcg_unpin_online()
438 		blkcg = blkcg_parent(blkcg);  in blkcg_unpin_online()
439 	} while (blkcg);  in blkcg_unpin_online()
452 	return cgroup_path(blkg->blkcg->css.cgroup, buf, buflen);  in blkg_path()
500 	css_for_each_descendant_pre((pos_css), &(p_blkg)->blkcg->css)	\
515 	css_for_each_descendant_post((pos_css), &(p_blkg)->blkcg->css)	\
539 		atomic_inc(&blkg->blkcg->css.cgroup->congestion_count);  in blkcg_use_delay()
568 		atomic_dec(&blkg->blkcg->css.cgroup->congestion_count);  in blkcg_unuse_delay()
587 		atomic_inc(&blkg->blkcg->css.cgroup->congestion_count);  in blkcg_set_delay()
604 		atomic_dec(&blkg->blkcg->css.cgroup->congestion_count);  in blkcg_clear_delay()
613 struct blkcg {  struct
637 static inline struct blkcg_gq *blkg_lookup(struct blkcg *blkcg, void *key) { return NULL; }  in blkg_lookup()  argument
649 static inline struct blkcg *__bio_blkcg(struct bio *bio) { return NULL; }  in __bio_blkcg()
650 static inline struct blkcg *bio_blkcg(struct bio *bio) { return NULL; }  in bio_blkcg()
680 	struct blkcg *blkcg;  in blkcg_set_fc_appid()  local
694 	blkcg = css_to_blkcg(css);  in blkcg_set_fc_appid()
702 	strlcpy(blkcg->fc_app_id, app_id, app_id_len);  in blkcg_set_fc_appid()
718 		(bio->bi_blkg->blkcg->fc_app_id[0] != '\0'))  in blkcg_get_fc_appid()
719 		return bio->bi_blkg->blkcg->fc_app_id;  in blkcg_get_fc_appid()