/* SPDX-License-Identifier: GPL-2.0-only */

  /*
   * V9FS FID Management
   *
   *  Copyright (C) 2005 by Eric Van Hensbergen <ericvh@gmail.com>

   */

  #ifndef FS_9P_FID_H
  #define FS_9P_FID_H

  #include <linux/list.h>

  struct p9_fid *v9fs_fid_lookup(struct dentry *dentry);

  static inline struct p9_fid *v9fs_parent_fid(struct dentry *dentry)
  {
  	return v9fs_fid_lookup(dentry->d_parent);
  }

  void v9fs_fid_add(struct dentry *dentry, struct p9_fid *fid);

  struct p9_fid *v9fs_writeback_fid(struct dentry *dentry);

  static inline struct p9_fid *clone_fid(struct p9_fid *fid)
  {
  	return IS_ERR(fid) ? fid :  p9_client_walk(fid, 0, NULL, 1);
  }

  static inline struct p9_fid *v9fs_fid_clone(struct dentry *dentry)
  {
  	return clone_fid(v9fs_fid_lookup(dentry));
  }

  #endif