diff --git a/arch/x86/mm/srat_64.c b/arch/x86/mm/srat_64.c
index 37308d6bb5d9544a03efa75505836cf5dedaa7c6..65416f843e597b2908d64eee5ae321f1e29d7537 100644
--- a/arch/x86/mm/srat_64.c
+++ b/arch/x86/mm/srat_64.c
@@ -323,7 +323,7 @@ static int __init nodes_cover_memory(const struct bootnode *nodes)
 	return 1;
 }
 
-static void unparse_node(int node)
+static void __init unparse_node(int node)
 {
 	int i;
 	node_clear(node, nodes_parsed);