diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index d07cd08747e5e59b23c9b6426e2c0a88d2cfb75a..3cf33494a5ae9d5cd0fccbb97d7ac4f50ebc2bbf 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -1516,7 +1516,8 @@ int start_topology_update(void)
 {
 	int rc = 0;
 
-	if (firmware_has_feature(FW_FEATURE_VPHN)) {
+	if (firmware_has_feature(FW_FEATURE_VPHN) &&
+	    get_lppaca()->shared_proc) {
 		vphn_enabled = 1;
 		setup_cpu_associativity_change_counters();
 		init_timer_deferrable(&topology_timer);