ocfs2: add ext2 attributes

Support immutable, and other attributes.

Some renaming and other minor fixes done by myself.

Signed-off-by: Herbert Poetzl <herbert@13thfloor.at>
Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
diff --git a/fs/ocfs2/Makefile b/fs/ocfs2/Makefile
index 7d3be84..9fb8132f 100644
--- a/fs/ocfs2/Makefile
+++ b/fs/ocfs2/Makefile
@@ -16,6 +16,7 @@
 	file.o 			\
 	heartbeat.o 		\
 	inode.o 		\
+	ioctl.o 		\
 	journal.o 		\
 	localalloc.o 		\
 	mmap.o 			\