diff -urN linux-2.6.38.2-orig/include/linux/ext2_fs.h linux-2.6.38.2/include/linux/ext2_fs.h
--- linux-2.6.38.2-orig/include/linux/ext2_fs.h	2011-03-28 03:37:20 +0900
+++ linux-2.6.38.2/include/linux/ext2_fs.h	2011-04-10 22:20:41 +0900
@@ -18,6 +18,7 @@
 
 #include <linux/types.h>
 #include <linux/magic.h>
+#include <linux/fs.h>
 
 /*
  * The second extended filesystem constants/structures
diff -urN linux-2.6.38.2-orig/include/linux/ext3_fs.h linux-2.6.38.2/include/linux/ext3_fs.h
--- linux-2.6.38.2-orig/include/linux/ext3_fs.h	2011-03-28 03:37:20 +0900
+++ linux-2.6.38.2/include/linux/ext3_fs.h	2011-04-10 22:20:41 +0900
@@ -18,6 +18,7 @@
 
 #include <linux/types.h>
 #include <linux/magic.h>
+#include <linux/fs.h>
 
 /*
  * The second extended filesystem constants/structures