--- linux-2.6.8.1-mm1/include/linux/ext3_fs.h.=K0001=.orig
+++ linux-2.6.8.1-mm1/include/linux/ext3_fs.h
@@ -235,8 +235,8 @@ struct ext3_new_group_data {
 #ifdef CONFIG_JBD_DEBUG
 #define EXT3_IOC_WAIT_FOR_READONLY	_IOR('f', 99, long)
 #endif
-#define EXT3_IOC_GETRSVSZ		_IOR('r', 1, long)
-#define EXT3_IOC_SETRSVSZ		_IOW('r', 2, long)
+#define EXT3_IOC_GETRSVSZ		_IOR('f', 5, long)
+#define EXT3_IOC_SETRSVSZ		_IOW('f', 6, long)
 
 /*
  * Structure of an inode on the disk