fs/cifs/export.c

   1 /*
   2  *   fs/cifs/export.c
   3  *
   4  *   Copyright (C) International Business Machines  Corp., 2007
   5  *   Author(s): Steve French (sfrench@us.ibm.com)
   6  *
   7  *   Common Internet FileSystem (CIFS) client
   8  *
   9  *   Operations related to support for exporting files via NFSD
  10  *
  11  *   This library is free software; you can redistribute it and/or modify
  12  *   it under the terms of the GNU Lesser General Public License as published
  13  *   by the Free Software Foundation; either version 2.1 of the License, or
  14  *   (at your option) any later version.
  15  *
  16  *   This library is distributed in the hope that it will be useful,
  17  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
  19  *   the GNU Lesser General Public License for more details.
  20  *
  21  *   You should have received a copy of the GNU Lesser General Public License
  22  *   along with this library; if not, write to the Free Software
  23  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  24  */
  25
  26  /*
  27   * See Documentation/filesystems/Exporting
  28   * and examples in fs/exportfs
  29   */
  30
  31 #include <linux/fs.h>
  32 #include <linux/exportfs.h>
  33
  34 #ifdef CONFIG_CIFS_EXPERIMENTAL
  35
  36 static struct dentry *cifs_get_parent(struct dentry *dentry)
  37 {
  38         /* BB need to add code here eventually to enable export via NFSD */
  39         return ERR_PTR(-EACCES);
  40 }
  41
  42 struct export_operations cifs_export_ops = {
  43         .get_parent = cifs_get_parent,
  44 /*      Following five export operations are unneeded so far and can default */
  45 /*      .get_dentry =
  46         .get_name =
  47         .find_exported_dentry =
  48         .decode_fh =
  49         .encode_fs =  */
  50  };
  51
  52 #endif /* EXPERIMENTAL */
  53