156 struct blkcg_policy {  struct
187 int blkcg_policy_register(struct blkcg_policy *pol);  argument
188 void blkcg_policy_unregister(struct blkcg_policy *pol);
190 			  const struct blkcg_policy *pol);
192 			     const struct blkcg_policy *pol);
198 		       const struct blkcg_policy *pol, int data,
209 int blkg_conf_prep(struct blkcg *blkcg, const struct blkcg_policy *pol,
379 						  struct blkcg_policy *pol)  in blkg_to_pd()
385 						     struct blkcg_policy *pol)  in blkcg_to_cpd()
638 struct blkcg_policy {  struct
655 static inline int blkcg_policy_register(struct blkcg_policy *pol) { return 0; }  in blkcg_policy_register()
656 static inline void blkcg_policy_unregister(struct blkcg_policy *pol) { }  in blkcg_policy_unregister()
658 					const struct blkcg_policy *pol) { return 0; }  in blkcg_activate_policy()
660 					   const struct blkcg_policy *pol) { }  in blkcg_deactivate_policy()
666 						  struct blkcg_policy *pol) { return NULL; }  in blkg_to_pd()