diff --git a/mm/rmap.c b/mm/rmap.c
index 304f519..1c1af92 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -162,12 +162,10 @@
 static void anon_vma_ctor(void *data, struct kmem_cache *cachep,
 			  unsigned long flags)
 {
-	if (flags & SLAB_CTOR_CONSTRUCTOR) {
-		struct anon_vma *anon_vma = data;
+	struct anon_vma *anon_vma = data;
 
-		spin_lock_init(&anon_vma->lock);
-		INIT_LIST_HEAD(&anon_vma->head);
-	}
+	spin_lock_init(&anon_vma->lock);
+	INIT_LIST_HEAD(&anon_vma->head);
 }
 
 void __init anon_vma_init(void)