--- zzzz-none-000/linux-2.6.39.4/mm/page_cgroup.c	2011-08-03 19:43:28.000000000 +0000
+++ puma6-atom-6490-729/linux-2.6.39.4/mm/page_cgroup.c	2021-11-10 13:38:18.000000000 +0000
@@ -59,9 +59,8 @@
 {
 	struct page_cgroup *base, *pc;
 	unsigned long table_size;
-	unsigned long start_pfn, nr_pages, index;
+	unsigned long nr_pages, index;
 
-	start_pfn = NODE_DATA(nid)->node_start_pfn;
 	nr_pages = NODE_DATA(nid)->node_spanned_pages;
 
 	if (!nr_pages)