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1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * V9FS FID Management
4 *
5 * Copyright (C) 2005 by Eric Van Hensbergen <ericvh@gmail.com>
6 */
7#ifndef FS_9P_FID_H
8#define FS_9P_FID_H
9#include <linux/list.h>
10
11struct p9_fid *v9fs_fid_lookup(struct dentry *dentry);
12static inline struct p9_fid *v9fs_parent_fid(struct dentry *dentry)
13{
14 return v9fs_fid_lookup(dentry->d_parent);
15}
16void v9fs_fid_add(struct dentry *dentry, struct p9_fid *fid);
17struct p9_fid *v9fs_writeback_fid(struct dentry *dentry);
18static inline struct p9_fid *clone_fid(struct p9_fid *fid)
19{
20 return IS_ERR(fid) ? fid : p9_client_walk(fid, 0, NULL, 1);
21}
22static inline struct p9_fid *v9fs_fid_clone(struct dentry *dentry)
23{
24 return clone_fid(v9fs_fid_lookup(dentry));
25}
26#endif