diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index c6c57b640b6..621acad8ea4 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -102,6 +102,7 @@ struct cpu_cache_fns cpu_cache;
 #endif
 #ifdef CONFIG_OUTER_CACHE
 struct outer_cache_fns outer_cache;
+EXPORT_SYMBOL(outer_cache);
 #endif
 
 struct stack {