diff --git a/include/linux/zpool.h b/include/linux/zpool.h
index c924a28..42f8ec9 100644
--- a/include/linux/zpool.h
+++ b/include/linux/zpool.h
@@ -36,6 +36,8 @@
 	ZPOOL_MM_DEFAULT = ZPOOL_MM_RW
 };
 
+bool zpool_has_pool(char *type);
+
 struct zpool *zpool_create_pool(char *type, char *name,
 			gfp_t gfp, const struct zpool_ops *ops);