net core: fix kernel-doc for new function parameters
[linux-2.6.git] / net / dccp / sysctl.c
1 /*
2  *  net/dccp/sysctl.c
3  *
4  *  An implementation of the DCCP protocol
5  *  Arnaldo Carvalho de Melo <acme@mandriva.com>
6  *
7  *      This program is free software; you can redistribute it and/or
8  *      modify it under the terms of the GNU General Public License v2
9  *      as published by the Free Software Foundation.
10  */
11
12 #include <linux/mm.h>
13 #include <linux/sysctl.h>
14 #include "dccp.h"
15 #include "feat.h"
16
17 #ifndef CONFIG_SYSCTL
18 #error This file should not be compiled without CONFIG_SYSCTL defined
19 #endif
20
21 /* rate-limit for syncs in reply to sequence-invalid packets; RFC 4340, 7.5.4 */
22 int sysctl_dccp_sync_ratelimit  __read_mostly = HZ / 8;
23
24 static struct ctl_table dccp_default_table[] = {
25         {
26                 .procname       = "seq_window",
27                 .data           = &sysctl_dccp_feat_sequence_window,
28                 .maxlen         = sizeof(sysctl_dccp_feat_sequence_window),
29                 .mode           = 0644,
30                 .proc_handler   = proc_dointvec,
31         },
32         {
33                 .procname       = "rx_ccid",
34                 .data           = &sysctl_dccp_feat_rx_ccid,
35                 .maxlen         = sizeof(sysctl_dccp_feat_rx_ccid),
36                 .mode           = 0644,
37                 .proc_handler   = proc_dointvec,
38         },
39         {
40                 .procname       = "tx_ccid",
41                 .data           = &sysctl_dccp_feat_tx_ccid,
42                 .maxlen         = sizeof(sysctl_dccp_feat_tx_ccid),
43                 .mode           = 0644,
44                 .proc_handler   = proc_dointvec,
45         },
46         {
47                 .procname       = "ack_ratio",
48                 .data           = &sysctl_dccp_feat_ack_ratio,
49                 .maxlen         = sizeof(sysctl_dccp_feat_ack_ratio),
50                 .mode           = 0644,
51                 .proc_handler   = proc_dointvec,
52         },
53         {
54                 .procname       = "send_ackvec",
55                 .data           = &sysctl_dccp_feat_send_ack_vector,
56                 .maxlen         = sizeof(sysctl_dccp_feat_send_ack_vector),
57                 .mode           = 0644,
58                 .proc_handler   = proc_dointvec,
59         },
60         {
61                 .procname       = "send_ndp",
62                 .data           = &sysctl_dccp_feat_send_ndp_count,
63                 .maxlen         = sizeof(sysctl_dccp_feat_send_ndp_count),
64                 .mode           = 0644,
65                 .proc_handler   = proc_dointvec,
66         },
67         {
68                 .procname       = "request_retries",
69                 .data           = &sysctl_dccp_request_retries,
70                 .maxlen         = sizeof(sysctl_dccp_request_retries),
71                 .mode           = 0644,
72                 .proc_handler   = proc_dointvec,
73         },
74         {
75                 .procname       = "retries1",
76                 .data           = &sysctl_dccp_retries1,
77                 .maxlen         = sizeof(sysctl_dccp_retries1),
78                 .mode           = 0644,
79                 .proc_handler   = proc_dointvec,
80         },
81         {
82                 .procname       = "retries2",
83                 .data           = &sysctl_dccp_retries2,
84                 .maxlen         = sizeof(sysctl_dccp_retries2),
85                 .mode           = 0644,
86                 .proc_handler   = proc_dointvec,
87         },
88         {
89                 .procname       = "tx_qlen",
90                 .data           = &sysctl_dccp_tx_qlen,
91                 .maxlen         = sizeof(sysctl_dccp_tx_qlen),
92                 .mode           = 0644,
93                 .proc_handler   = proc_dointvec,
94         },
95         {
96                 .procname       = "sync_ratelimit",
97                 .data           = &sysctl_dccp_sync_ratelimit,
98                 .maxlen         = sizeof(sysctl_dccp_sync_ratelimit),
99                 .mode           = 0644,
100                 .proc_handler   = proc_dointvec_ms_jiffies,
101         },
102
103         { .ctl_name = 0, }
104 };
105
106 static struct ctl_table dccp_table[] = {
107         {
108                 .ctl_name       = NET_DCCP_DEFAULT,
109                 .procname       = "default",
110                 .mode           = 0555,
111                 .child          = dccp_default_table,
112         },
113         { .ctl_name = 0, },
114 };
115
116 static struct ctl_table dccp_dir_table[] = {
117         {
118                 .ctl_name       = NET_DCCP,
119                 .procname       = "dccp",
120                 .mode           = 0555,
121                 .child          = dccp_table,
122         },
123         { .ctl_name = 0, },
124 };
125
126 static struct ctl_table dccp_root_table[] = {
127         {
128                 .ctl_name       = CTL_NET,
129                 .procname       = "net",
130                 .mode           = 0555,
131                 .child          = dccp_dir_table,
132         },
133         { .ctl_name = 0, },
134 };
135
136 static struct ctl_table_header *dccp_table_header;
137
138 int __init dccp_sysctl_init(void)
139 {
140         dccp_table_header = register_sysctl_table(dccp_root_table);
141
142         return dccp_table_header != NULL ? 0 : -ENOMEM;
143 }
144
145 void dccp_sysctl_exit(void)
146 {
147         if (dccp_table_header != NULL) {
148                 unregister_sysctl_table(dccp_table_header);
149                 dccp_table_header = NULL;
150         }
151 }