diff --git a/[refs] b/[refs]
index 9060d462f5d4..853f0a6f857e 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5f1e0b6abcc100a79528387207adc3dd92aa5374
+refs/heads/master: 139bdb2d9e410d448281057a37b53770324ccac8
diff --git a/trunk/drivers/kvm/mmu.c b/trunk/drivers/kvm/mmu.c
index b9ba240144b7..8cf3688f7e70 100644
--- a/trunk/drivers/kvm/mmu.c
+++ b/trunk/drivers/kvm/mmu.c
@@ -305,12 +305,16 @@ static void rmap_write_protect(struct kvm *kvm, u64 gfn)
 
 static int is_empty_shadow_page(hpa_t page_hpa)
 {
-	u32 *pos;
-	u32 *end;
-	for (pos = __va(page_hpa), end = pos + PAGE_SIZE / sizeof(u32);
+	u64 *pos;
+	u64 *end;
+
+	for (pos = __va(page_hpa), end = pos + PAGE_SIZE / sizeof(u64);
 		      pos != end; pos++)
-		if (*pos != 0)
+		if (*pos != 0) {
+			printk(KERN_ERR "%s: %p %llx\n", __FUNCTION__,
+			       pos, *pos);
 			return 0;
+		}
 	return 1;
 }