diff --git a/[refs] b/[refs]
index facb2941bebe..6cd76037052e 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: fc04cb49a898c372a22b21fffc47f299d8710801
+refs/heads/master: 49bd22bc4d603a2a4fc2a6a60e156cbea52eb494
diff --git a/trunk/fs/ext4/move_extent.c b/trunk/fs/ext4/move_extent.c
index a7410b34c5ed..2ca6aa3f34e6 100644
--- a/trunk/fs/ext4/move_extent.c
+++ b/trunk/fs/ext4/move_extent.c
@@ -189,7 +189,7 @@ double_down_write_data_sem(struct inode *orig_inode, struct inode *donor_inode)
 	}
 
 	down_write(&EXT4_I(first)->i_data_sem);
-	down_write(&EXT4_I(second)->i_data_sem);
+	down_write_nested(&EXT4_I(second)->i_data_sem, SINGLE_DEPTH_NESTING);
 }
 
 /**