diff --git a/[refs] b/[refs]
index 3c9962aa1628..5aa812ea9064 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0ec53ecf38bcbf95b4b057328a8fbba4d22ef28b
+refs/heads/master: ea54209b16cbecad8928f6067af29069ac44e360
diff --git a/trunk/arch/arm/xen/enlighten.c b/trunk/arch/arm/xen/enlighten.c
index bad67ad43c2d..59bcb96ac369 100644
--- a/trunk/arch/arm/xen/enlighten.c
+++ b/trunk/arch/arm/xen/enlighten.c
@@ -148,3 +148,21 @@ static int __init xen_init_events(void)
 	return 0;
 }
 postcore_initcall(xen_init_events);
+
+/* XXX: only until balloon is properly working */
+int alloc_xenballooned_pages(int nr_pages, struct page **pages, bool highmem)
+{
+	*pages = alloc_pages(highmem ? GFP_HIGHUSER : GFP_KERNEL,
+			get_order(nr_pages));
+	if (*pages == NULL)
+		return -ENOMEM;
+	return 0;
+}
+EXPORT_SYMBOL_GPL(alloc_xenballooned_pages);
+
+void free_xenballooned_pages(int nr_pages, struct page **pages)
+{
+	kfree(*pages);
+	*pages = NULL;
+}
+EXPORT_SYMBOL_GPL(free_xenballooned_pages);