diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 49c18b60bbb4..1cb1ea133a2c 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -304,22 +304,8 @@ void __init mem_init(void)
 #endif
 
 	high_memory = (void *) __va(max_low_pfn * PAGE_SIZE);
-
-#ifdef CONFIG_NEED_MULTIPLE_NODES
-	{
-		pg_data_t *pgdat;
-
-		for_each_online_pgdat(pgdat)
-			if (pgdat->node_spanned_pages != 0) {
-				printk("freeing bootmem node %d\n",
-					pgdat->node_id);
-				free_all_bootmem_node(pgdat);
-			}
-	}
-#else
-	max_mapnr = max_pfn;
+	set_max_mapnr(max_pfn);
 	free_all_bootmem();
-#endif
 
 #ifdef CONFIG_HIGHMEM
 	{