[PATCH] mark address_space_operations const

Same as with already do with the file operations: keep them in .rodata and
prevents people from doing runtime patching.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Steven French <sfrench@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/affs/affs.h b/fs/affs/affs.h
index a43a876..0ddd4cc 100644
--- a/fs/affs/affs.h
+++ b/fs/affs/affs.h
@@ -195,9 +195,9 @@
 extern const struct file_operations	 affs_file_operations;
 extern const struct file_operations	 affs_file_operations_ofs;
 extern const struct file_operations	 affs_dir_operations;
-extern struct address_space_operations	 affs_symlink_aops;
-extern struct address_space_operations	 affs_aops;
-extern struct address_space_operations	 affs_aops_ofs;
+extern const struct address_space_operations	 affs_symlink_aops;
+extern const struct address_space_operations	 affs_aops;
+extern const struct address_space_operations	 affs_aops_ofs;
 
 extern struct dentry_operations	 affs_dentry_operations;
 extern struct dentry_operations	 affs_dentry_operations_intl;