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Eric Van Hensbergen3ed84912005-09-09 13:04:24 -07001/*
2 * V9FS FID Management
3 *
4 * Copyright (C) 2005 by Eric Van Hensbergen <ericvh@gmail.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
Eric Van Hensbergen42e8c502006-03-25 03:07:28 -08007 * it under the terms of the GNU General Public License version 2
8 * as published by the Free Software Foundation.
Eric Van Hensbergen3ed84912005-09-09 13:04:24 -07009 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to:
17 * Free Software Foundation
18 * 51 Franklin Street, Fifth Floor
19 * Boston, MA 02111-1301 USA
20 *
21 */
Aneesh Kumar K.Ve0459f52011-02-28 17:04:09 +053022#ifndef FS_9P_FID_H
23#define FS_9P_FID_H
Eric Van Hensbergen3ed84912005-09-09 13:04:24 -070024#include <linux/list.h>
25
Latchesar Ionkovbd238fb2007-07-10 17:57:28 -050026struct p9_fid *v9fs_fid_lookup(struct dentry *dentry);
Al Viro77d5a6b2016-05-29 15:29:26 -040027static inline struct p9_fid *v9fs_parent_fid(struct dentry *dentry)
28{
29 return v9fs_fid_lookup(dentry->d_parent);
30}
Al Viro2ea03e1d2013-02-28 01:18:14 -050031void v9fs_fid_add(struct dentry *dentry, struct p9_fid *fid);
Aneesh Kumar K.V3cf387d2011-02-28 17:03:57 +053032struct p9_fid *v9fs_writeback_fid(struct dentry *dentry);
Al Viro797fc162016-08-03 11:02:48 -040033static inline struct p9_fid *clone_fid(struct p9_fid *fid)
34{
35 return IS_ERR(fid) ? fid : p9_client_walk(fid, 0, NULL, 1);
36}
Al Viro7d50a292016-08-03 11:12:12 -040037static inline struct p9_fid *v9fs_fid_clone(struct dentry *dentry)
38{
39 return clone_fid(v9fs_fid_lookup(dentry));
40}
Aneesh Kumar K.Ve0459f52011-02-28 17:04:09 +053041#endif