xref: /linux-6.15/include/linux/sunrpc/stats.h (revision 4bedea94)
1 /*
2  * linux/include/linux/sunrpc/stats.h
3  *
4  * Client statistics collection for SUN RPC
5  *
6  * Copyright (C) 1996 Olaf Kirch <[email protected]>
7  */
8 
9 #ifndef _LINUX_SUNRPC_STATS_H
10 #define _LINUX_SUNRPC_STATS_H
11 
12 #include <linux/config.h>
13 #include <linux/proc_fs.h>
14 
15 struct rpc_stat {
16 	struct rpc_program *	program;
17 
18 	unsigned int		netcnt,
19 				netudpcnt,
20 				nettcpcnt,
21 				nettcpconn,
22 				netreconn;
23 	unsigned int		rpccnt,
24 				rpcretrans,
25 				rpcauthrefresh,
26 				rpcgarbage;
27 };
28 
29 struct svc_stat {
30 	struct svc_program *	program;
31 
32 	unsigned int		netcnt,
33 				netudpcnt,
34 				nettcpcnt,
35 				nettcpconn;
36 	unsigned int		rpccnt,
37 				rpcbadfmt,
38 				rpcbadauth,
39 				rpcbadclnt;
40 };
41 
42 void			rpc_proc_init(void);
43 void			rpc_proc_exit(void);
44 #ifdef MODULE
45 void			rpc_modcount(struct inode *, int);
46 #endif
47 
48 #ifdef CONFIG_PROC_FS
49 struct proc_dir_entry *	rpc_proc_register(struct rpc_stat *);
50 void			rpc_proc_unregister(const char *);
51 void			rpc_proc_zero(struct rpc_program *);
52 struct proc_dir_entry *	svc_proc_register(struct svc_stat *,
53 					  struct file_operations *);
54 void			svc_proc_unregister(const char *);
55 
56 void			svc_seq_show(struct seq_file *,
57 				     const struct svc_stat *);
58 
59 extern struct proc_dir_entry	*proc_net_rpc;
60 
61 #else
62 
63 static inline struct proc_dir_entry *rpc_proc_register(struct rpc_stat *s) { return NULL; }
64 static inline void rpc_proc_unregister(const char *p) {}
65 static inline void rpc_proc_zero(struct rpc_program *p) {}
66 
67 static inline struct proc_dir_entry *svc_proc_register(struct svc_stat *s,
68 						       struct file_operations *f) { return NULL; }
69 static inline void svc_proc_unregister(const char *p) {}
70 
71 static inline void svc_seq_show(struct seq_file *seq,
72 				const struct svc_stat *st) {}
73 
74 #define proc_net_rpc NULL
75 
76 #endif
77 
78 #endif /* _LINUX_SUNRPC_STATS_H */
79