NTFS: Make fs/ntfs/namei.c::ntfs_get_{parent,dentry} static and move the

definition of ntfs_export_ops from fs/ntfs/super.c to namei.c.
      Also, declare ntfs_export_ops in fs/ntfs/ntfs.h.

Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

fs/ntfs/super.c

@@ -2250,40 +2250,6 @@ static struct super_operations ntfs_sops = {
 						   proc. */
 };
 
-
-/**
- * Declarations for NTFS specific export operations (fs/ntfs/namei.c).
- */
-extern struct dentry *ntfs_get_parent(struct dentry *child_dent);
-extern struct dentry *ntfs_get_dentry(struct super_block *sb, void *fh);
-
-/**
- * Export operations allowing NFS exporting of mounted NTFS partitions.
- *
- * We use the default ->decode_fh() and ->encode_fh() for now.  Note that they
- * use 32 bits to store the inode number which is an unsigned long so on 64-bit
- * architectures is usually 64 bits so it would all fail horribly on huge
- * volumes.  I guess we need to define our own encode and decode fh functions
- * that store 64-bit inode numbers at some point but for now we will ignore the
- * problem...
- *
- * We also use the default ->get_name() helper (used by ->decode_fh() via
- * fs/exportfs/expfs.c::find_exported_dentry()) as that is completely fs
- * independent.
- *
- * The default ->get_parent() just returns -EACCES so we have to provide our
- * own and the default ->get_dentry() is incompatible with NTFS due to not
- * allowing the inode number 0 which is used in NTFS for the system file $MFT
- * and due to using iget() whereas NTFS needs ntfs_iget().
- */
-static struct export_operations ntfs_export_ops = {
-	.get_parent	= ntfs_get_parent,	/* Find the parent of a given
-						   directory. */
-	.get_dentry	= ntfs_get_dentry,	/* Find a dentry for the inode
-						   given a file handle
-						   sub-fragment. */
-};
-
 /**
  * ntfs_fill_super - mount an ntfs filesystem
  * @sb:		super block of ntfs filesystem to mount