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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#ifdef CONFIG_SYSCTL
16static struct ctl_table_header *fs_table_header;
17
18static struct ctl_table coda_table[] = {
19 {
20 .procname = "timeout",
21 .data = &coda_timeout,
22 .maxlen = sizeof(int),
23 .mode = 0644,
24 .proc_handler = proc_dointvec
25 },
26 {
27 .procname = "hard",
28 .data = &coda_hard,
29 .maxlen = sizeof(int),
30 .mode = 0644,
31 .proc_handler = proc_dointvec
32 },
33 {
34 .procname = "fake_statfs",
35 .data = &coda_fake_statfs,
36 .maxlen = sizeof(int),
37 .mode = 0600,
38 .proc_handler = proc_dointvec
39 },
40 {}
41};
42
43static struct ctl_table fs_table[] = {
44 {
45 .procname = "coda",
46 .mode = 0555,
47 .child = coda_table
48 },
49 {}
50};
51
52void coda_sysctl_init(void)
53{
54 if ( !fs_table_header )
55 fs_table_header = register_sysctl_table(fs_table);
56}
57
58void coda_sysctl_clean(void)
59{
60 if ( fs_table_header ) {
61 unregister_sysctl_table(fs_table_header);
62 fs_table_header = NULL;
63 }
64}
65
66#else
67void coda_sysctl_init(void)
68{
69}
70
71void coda_sysctl_clean(void)
72{
73}
74#endif