1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Sysctl operations for Coda filesystem
4  * Original version: (C) 1996 P. Braam and M. Callahan
5  * Rewritten for Linux 2.1. (C) 1997 Carnegie Mellon University
6  *
7  * Carnegie Mellon encourages users to contribute improvements to
8  * the Coda project. Contact Peter Braam (coda@cs.cmu.edu).
9  */
10 
11 #include <linux/sysctl.h>
12 
13 #include "coda_int.h"
14 
15 static struct ctl_table_header *fs_table_header;
16 
17 static struct ctl_table coda_table[] = {
18 	{
19 		.procname	= "timeout",
20 		.data		= &coda_timeout,
21 		.maxlen		= sizeof(int),
22 		.mode		= 0644,
23 		.proc_handler	= proc_dointvec
24 	},
25 	{
26 		.procname	= "hard",
27 		.data		= &coda_hard,
28 		.maxlen		= sizeof(int),
29 		.mode		= 0644,
30 		.proc_handler	= proc_dointvec
31 	},
32 	{
33 		.procname	= "fake_statfs",
34 		.data		= &coda_fake_statfs,
35 		.maxlen		= sizeof(int),
36 		.mode		= 0600,
37 		.proc_handler	= proc_dointvec
38 	},
39 };
40 
coda_sysctl_init(void)41 void coda_sysctl_init(void)
42 {
43 	if ( !fs_table_header )
44 		fs_table_header = register_sysctl("coda", coda_table);
45 }
46 
coda_sysctl_clean(void)47 void coda_sysctl_clean(void)
48 {
49 	if ( fs_table_header ) {
50 		unregister_sysctl_table(fs_table_header);
51 		fs_table_header = NULL;
52 	}
53 }
54