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 27