/* ldlm_resource.c */
extern struct kmem_cache *ldlm_resource_slab;
extern struct kmem_cache *ldlm_lock_slab;
+extern struct kmem_cache *ldlm_interval_tree_slab;
int ldlm_resource_putref_locked(struct ldlm_resource *res);
void ldlm_resource_insert_lock_after(struct ldlm_lock *original,