diff --git a/[refs] b/[refs]
index 806384ff80e2..a306e164a1cc 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b7ab795b7bec9997d4fde39f249d52823d36d98d
+refs/heads/master: 617d2214ee06c209e5c375c280d50abace8058e1
diff --git a/trunk/include/linux/mm.h b/trunk/include/linux/mm.h
index 7d8c127daad7..6aa016f1d3ae 100644
--- a/trunk/include/linux/mm.h
+++ b/trunk/include/linux/mm.h
@@ -311,7 +311,7 @@ extern void FASTCALL(__page_cache_release(struct page *));
 
 static inline int page_count(struct page *page)
 {
-	if (PageCompound(page))
+	if (unlikely(PageCompound(page)))
 		page = (struct page *)page_private(page);
 	return atomic_read(&page->_count);
 }