diff --git a/[refs] b/[refs]
index 8811d78bfdb2..8a6d2ae8a5f3 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f05608d278633988db39058a8649fe90e30e6194
+refs/heads/master: 2a001f6482643239b8a069df5c2bdb2082c98be4
diff --git a/trunk/arch/x86/xen/mmu.c b/trunk/arch/x86/xen/mmu.c
index c03101e47425..083b835d2dd0 100644
--- a/trunk/arch/x86/xen/mmu.c
+++ b/trunk/arch/x86/xen/mmu.c
@@ -518,7 +518,7 @@ static void xen_set_pud_hyper(pud_t *ptr, pud_t val)
 	xen_mc_batch();
 
 	/* ptr may be ioremapped for 64-bit pagetable setup */
-	u.ptr = virt_to_machine(ptr).maddr;
+	u.ptr = arbitrary_virt_to_machine(ptr).maddr;
 	u.val = pud_val_ma(val);
 	xen_extend_mmu_update(&u);