146 int blkcg_policy_register(struct blkcg_policy *pol);
147 void blkcg_policy_unregister(struct blkcg_policy *pol);
149 			  const struct blkcg_policy *pol);
151 			     const struct blkcg_policy *pol);
156 		       const struct blkcg_policy *pol, int data,
175 int blkg_conf_prep(struct blkcg *blkcg, const struct blkcg_policy *pol,
216 						  struct blkcg_policy *pol)  in blkg_to_pd()  argument
218 	return blkg ? blkg->pd[pol->plid] : NULL;  in blkg_to_pd()
577 static inline int blkcg_policy_register(struct blkcg_policy *pol) { return 0; }  in blkcg_policy_register()  argument
578 static inline void blkcg_policy_unregister(struct blkcg_policy *pol) { }  in blkcg_policy_unregister()  argument
580 					const struct blkcg_policy *pol) { return 0; }  in blkcg_activate_policy()  argument
582 					   const struct blkcg_policy *pol) { }  in blkcg_deactivate_policy()  argument
587 						  struct blkcg_policy *pol) { return NULL; }  in blkg_to_pd()  argument