1 /*
2  * linux/include/linux/sunrpc/stats.h
3  *
4  * Client statistics collection for SUN RPC
5  *
6  * Copyright (C) 1996 Olaf Kirch <okir@monad.swb.de>
7  */
8 
9 #ifndef _LINUX_SUNRPC_STATS_H
10 #define _LINUX_SUNRPC_STATS_H
11 
12 #include <linux/proc_fs.h>
13 
14 struct rpc_stat {
15 	const struct rpc_program *program;
16 
17 	unsigned int		netcnt,
18 				netudpcnt,
19 				nettcpcnt,
20 				nettcpconn,
21 				netreconn;
22 	unsigned int		rpccnt,
23 				rpcretrans,
24 				rpcauthrefresh,
25 				rpcgarbage;
26 };
27 
28 struct svc_stat {
29 	struct svc_program *	program;
30 
31 	unsigned int		netcnt,
32 				netudpcnt,
33 				nettcpcnt,
34 				nettcpconn;
35 	unsigned int		rpccnt,
36 				rpcbadfmt,
37 				rpcbadauth,
38 				rpcbadclnt;
39 };
40 
41 struct net;
42 #ifdef CONFIG_PROC_FS
43 int			rpc_proc_init(struct net *);
44 void			rpc_proc_exit(struct net *);
45 #else
rpc_proc_init(struct net * net)46 static inline int rpc_proc_init(struct net *net)
47 {
48 	return 0;
49 }
50 
rpc_proc_exit(struct net * net)51 static inline void rpc_proc_exit(struct net *net)
52 {
53 }
54 #endif
55 
56 #ifdef MODULE
57 void			rpc_modcount(struct inode *, int);
58 #endif
59 
60 #ifdef CONFIG_PROC_FS
61 struct proc_dir_entry *	rpc_proc_register(struct net *,struct rpc_stat *);
62 void			rpc_proc_unregister(struct net *,const char *);
63 void			rpc_proc_zero(const struct rpc_program *);
64 struct proc_dir_entry *	svc_proc_register(struct net *, struct svc_stat *,
65 					  const struct file_operations *);
66 void			svc_proc_unregister(struct net *, const char *);
67 
68 void			svc_seq_show(struct seq_file *,
69 				     const struct svc_stat *);
70 #else
71 
rpc_proc_register(struct net * net,struct rpc_stat * s)72 static inline struct proc_dir_entry *rpc_proc_register(struct net *net, struct rpc_stat *s) { return NULL; }
rpc_proc_unregister(struct net * net,const char * p)73 static inline void rpc_proc_unregister(struct net *net, const char *p) {}
rpc_proc_zero(const struct rpc_program * p)74 static inline void rpc_proc_zero(const struct rpc_program *p) {}
75 
svc_proc_register(struct net * net,struct svc_stat * s,const struct file_operations * f)76 static inline struct proc_dir_entry *svc_proc_register(struct net *net, struct svc_stat *s,
77 						       const struct file_operations *f) { return NULL; }
svc_proc_unregister(struct net * net,const char * p)78 static inline void svc_proc_unregister(struct net *net, const char *p) {}
79 
svc_seq_show(struct seq_file * seq,const struct svc_stat * st)80 static inline void svc_seq_show(struct seq_file *seq,
81 				const struct svc_stat *st) {}
82 #endif
83 
84 #endif /* _LINUX_SUNRPC_STATS_H */
85