diff --git a/[refs] b/[refs]
index 73f1dcb974fc..9899a3b4841d 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 25f1ee3aba17584ba4810da892175acab7fff9c8
+refs/heads/master: 171bbfbeab7730031eec8025341401fabe540bd5
diff --git a/trunk/include/linux/jbd2.h b/trunk/include/linux/jbd2.h
index c7d106ef22e2..f36645745489 100644
--- a/trunk/include/linux/jbd2.h
+++ b/trunk/include/linux/jbd2.h
@@ -329,6 +329,7 @@ enum jbd_state_bits {
 	BH_State,		/* Pins most journal_head state */
 	BH_JournalHead,		/* Pins bh->b_private and jh->b_bh */
 	BH_Unshadow,		/* Dummy bit, for BJ_Shadow wakeup filtering */
+	BH_JBDPrivateStart,	/* First bit available for private use by FS */
 };
 
 BUFFER_FNS(JBD, jbd)