unsigned int dl_nrlmult; /* non root limit mult */
};
-extern void rcu_free_dl_info(void *);
+struct rcu_head;
+
+extern void rcu_free_dl_info(struct rcu_head *);
extern void unhash_dl_info(struct dl_info *);
extern struct dl_info *locate_dl_info(struct super_block *, xid_t);