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1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * V9FS cache definitions.
4 *
5 * Copyright (C) 2009 by Abhishek Kulkarni <adkulkar@umail.iu.edu>
6 */
7
8#ifndef _9P_CACHE_H
9#define _9P_CACHE_H
10#define FSCACHE_USE_NEW_IO_API
11#include <linux/fscache.h>
12
13#ifdef CONFIG_9P_FSCACHE
14
15extern struct fscache_netfs v9fs_cache_netfs;
16extern const struct fscache_cookie_def v9fs_cache_session_index_def;
17extern const struct fscache_cookie_def v9fs_cache_inode_index_def;
18
19extern void v9fs_cache_session_get_cookie(struct v9fs_session_info *v9ses);
20extern void v9fs_cache_session_put_cookie(struct v9fs_session_info *v9ses);
21
22extern void v9fs_cache_inode_get_cookie(struct inode *inode);
23extern void v9fs_cache_inode_put_cookie(struct inode *inode);
24extern void v9fs_cache_inode_flush_cookie(struct inode *inode);
25extern void v9fs_cache_inode_set_cookie(struct inode *inode, struct file *filp);
26extern void v9fs_cache_inode_reset_cookie(struct inode *inode);
27
28extern int __v9fs_cache_register(void);
29extern void __v9fs_cache_unregister(void);
30
31#else /* CONFIG_9P_FSCACHE */
32
33static inline void v9fs_cache_inode_get_cookie(struct inode *inode)
34{
35}
36
37static inline void v9fs_cache_inode_put_cookie(struct inode *inode)
38{
39}
40
41static inline void v9fs_cache_inode_set_cookie(struct inode *inode, struct file *file)
42{
43}
44
45#endif /* CONFIG_9P_FSCACHE */
46#endif /* _9P_CACHE_H */