diff --git a/arch/x86/mm/srat_64.c b/arch/x86/mm/srat_64.c
index a27124185fc1..28c68762648f 100644
--- a/arch/x86/mm/srat_64.c
+++ b/arch/x86/mm/srat_64.c
@@ -229,9 +229,11 @@ update_nodes_add(int node, unsigned long start, unsigned long end)
 			printk(KERN_ERR "SRAT: Hotplug zone not continuous. Partly ignored\n");
 	}
 
-	if (changed)
+	if (changed) {
+		node_set(node, cpu_nodes_parsed);
 		printk(KERN_INFO "SRAT: hot plug zone found %Lx - %Lx\n",
 				 nd->start, nd->end);
+	}
 }
 
 /* Callback for parsing of the Proximity Domain <-> Memory Area mappings */