Bury __put_super_and_need_restart()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/internal.h b/fs/internal.h
index 8a03a54..6b706bc 100644
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -87,6 +87,8 @@
  * super.c
  */
 extern int do_remount_sb(struct super_block *, int, void *, int);
+extern void __put_super(struct super_block *sb);
+extern void put_super(struct super_block *sb);
 
 /*
  * open.c