diff -rupN linux-2.6.27.21-0.1_1//fs/ext4/ext4_i.h linux-2.6.27.21-0.1_2//fs/ext4/ext4_i.h
---- linux-2.6.27.21-0.1_1//fs/ext4/ext4_i.h 2009-08-24 13:00:59.000000000 +0530
-+++ linux-2.6.27.21-0.1_2//fs/ext4/ext4_i.h 2009-08-24 13:01:25.000000000 +0530
+--- linux-2.6.27.21-0.1_1//fs/ext4/ext4.h 2009-08-24 13:00:59.000000000 +0530
++++ linux-2.6.27.21-0.1_2//fs/ext4/ext4.h 2009-08-24 13:01:25.000000000 +0530
@@ -16,6 +16,7 @@
- #ifndef _EXT4_I
- #define _EXT4_I
-
+ #include <linux/blkdev.h>
+ #include <linux/magic.h>
+ #include <linux/jbd2.h>
+#include <linux/dynlocks.h>
#include <linux/rwsem.h>
#include <linux/rbtree.h>