--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
-@@ -6147,7 +6147,7 @@ static void __ref alloc_node_mem_map(str
+@@ -6146,7 +6146,7 @@ static void __ref alloc_node_mem_map(str
mem_map = NODE_DATA(0)->node_mem_map;
#if defined(CONFIG_HAVE_MEMBLOCK_NODE_MAP) || defined(CONFIG_FLATMEM)
if (page_to_pfn(mem_map) != pgdat->node_start_pfn)