ia64/linux-2.6.18-xen.hg

view net/ax25/sysctl_net_ax25.c @ 673:3161879fdf22

[IA64] xencomm: support XENMEM_add_to_physmap and XENMEM_remove_from_phsymap

support XENMEM_add_to_physmap and XENMEM_remove_from_phsymap.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
author Isaku Yamahata <yamahata@valinux.co.jp>
date Tue Sep 16 21:26:15 2008 +0900 (2008-09-16)
parents 831230e53067
children
line source
1 /*
2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License as published by
4 * the Free Software Foundation; either version 2 of the License, or
5 * (at your option) any later version.
6 *
7 * Copyright (C) 1996 Mike Shaver (shaver@zeroknowledge.com)
8 */
9 #include <linux/mm.h>
10 #include <linux/sysctl.h>
11 #include <linux/spinlock.h>
12 #include <net/ax25.h>
14 static int min_ipdefmode[1], max_ipdefmode[] = {1};
15 static int min_axdefmode[1], max_axdefmode[] = {1};
16 static int min_backoff[1], max_backoff[] = {2};
17 static int min_conmode[1], max_conmode[] = {2};
18 static int min_window[] = {1}, max_window[] = {7};
19 static int min_ewindow[] = {1}, max_ewindow[] = {63};
20 static int min_t1[] = {1}, max_t1[] = {30000};
21 static int min_t2[] = {1}, max_t2[] = {20000};
22 static int min_t3[1], max_t3[] = {3600000};
23 static int min_idle[1], max_idle[] = {65535000};
24 static int min_n2[] = {1}, max_n2[] = {31};
25 static int min_paclen[] = {1}, max_paclen[] = {512};
26 static int min_proto[1], max_proto[] = { AX25_PROTO_MAX };
27 static int min_ds_timeout[1], max_ds_timeout[] = {65535000};
29 static struct ctl_table_header *ax25_table_header;
31 static ctl_table *ax25_table;
32 static int ax25_table_size;
34 static ctl_table ax25_dir_table[] = {
35 {
36 .ctl_name = NET_AX25,
37 .procname = "ax25",
38 .mode = 0555,
39 },
40 { .ctl_name = 0 }
41 };
43 static ctl_table ax25_root_table[] = {
44 {
45 .ctl_name = CTL_NET,
46 .procname = "net",
47 .mode = 0555,
48 .child = ax25_dir_table
49 },
50 { .ctl_name = 0 }
51 };
53 static const ctl_table ax25_param_table[] = {
54 {
55 .ctl_name = NET_AX25_IP_DEFAULT_MODE,
56 .procname = "ip_default_mode",
57 .maxlen = sizeof(int),
58 .mode = 0644,
59 .proc_handler = &proc_dointvec_minmax,
60 .strategy = &sysctl_intvec,
61 .extra1 = &min_ipdefmode,
62 .extra2 = &max_ipdefmode
63 },
64 {
65 .ctl_name = NET_AX25_DEFAULT_MODE,
66 .procname = "ax25_default_mode",
67 .maxlen = sizeof(int),
68 .mode = 0644,
69 .proc_handler = &proc_dointvec_minmax,
70 .strategy = &sysctl_intvec,
71 .extra1 = &min_axdefmode,
72 .extra2 = &max_axdefmode
73 },
74 {
75 .ctl_name = NET_AX25_BACKOFF_TYPE,
76 .procname = "backoff_type",
77 .maxlen = sizeof(int),
78 .mode = 0644,
79 .proc_handler = &proc_dointvec_minmax,
80 .strategy = &sysctl_intvec,
81 .extra1 = &min_backoff,
82 .extra2 = &max_backoff
83 },
84 {
85 .ctl_name = NET_AX25_CONNECT_MODE,
86 .procname = "connect_mode",
87 .maxlen = sizeof(int),
88 .mode = 0644,
89 .proc_handler = &proc_dointvec_minmax,
90 .strategy = &sysctl_intvec,
91 .extra1 = &min_conmode,
92 .extra2 = &max_conmode
93 },
94 {
95 .ctl_name = NET_AX25_STANDARD_WINDOW,
96 .procname = "standard_window_size",
97 .maxlen = sizeof(int),
98 .mode = 0644,
99 .proc_handler = &proc_dointvec_minmax,
100 .strategy = &sysctl_intvec,
101 .extra1 = &min_window,
102 .extra2 = &max_window
103 },
104 {
105 .ctl_name = NET_AX25_EXTENDED_WINDOW,
106 .procname = "extended_window_size",
107 .maxlen = sizeof(int),
108 .mode = 0644,
109 .proc_handler = &proc_dointvec_minmax,
110 .strategy = &sysctl_intvec,
111 .extra1 = &min_ewindow,
112 .extra2 = &max_ewindow
113 },
114 {
115 .ctl_name = NET_AX25_T1_TIMEOUT,
116 .procname = "t1_timeout",
117 .maxlen = sizeof(int),
118 .mode = 0644,
119 .proc_handler = &proc_dointvec_minmax,
120 .strategy = &sysctl_intvec,
121 .extra1 = &min_t1,
122 .extra2 = &max_t1
123 },
124 {
125 .ctl_name = NET_AX25_T2_TIMEOUT,
126 .procname = "t2_timeout",
127 .maxlen = sizeof(int),
128 .mode = 0644,
129 .proc_handler = &proc_dointvec_minmax,
130 .strategy = &sysctl_intvec,
131 .extra1 = &min_t2,
132 .extra2 = &max_t2
133 },
134 {
135 .ctl_name = NET_AX25_T3_TIMEOUT,
136 .procname = "t3_timeout",
137 .maxlen = sizeof(int),
138 .mode = 0644,
139 .proc_handler = &proc_dointvec_minmax,
140 .strategy = &sysctl_intvec,
141 .extra1 = &min_t3,
142 .extra2 = &max_t3
143 },
144 {
145 .ctl_name = NET_AX25_IDLE_TIMEOUT,
146 .procname = "idle_timeout",
147 .maxlen = sizeof(int),
148 .mode = 0644,
149 .proc_handler = &proc_dointvec_minmax,
150 .strategy = &sysctl_intvec,
151 .extra1 = &min_idle,
152 .extra2 = &max_idle
153 },
154 {
155 .ctl_name = NET_AX25_N2,
156 .procname = "maximum_retry_count",
157 .maxlen = sizeof(int),
158 .mode = 0644,
159 .proc_handler = &proc_dointvec_minmax,
160 .strategy = &sysctl_intvec,
161 .extra1 = &min_n2,
162 .extra2 = &max_n2
163 },
164 {
165 .ctl_name = NET_AX25_PACLEN,
166 .procname = "maximum_packet_length",
167 .maxlen = sizeof(int),
168 .mode = 0644,
169 .proc_handler = &proc_dointvec_minmax,
170 .strategy = &sysctl_intvec,
171 .extra1 = &min_paclen,
172 .extra2 = &max_paclen
173 },
174 {
175 .ctl_name = NET_AX25_PROTOCOL,
176 .procname = "protocol",
177 .maxlen = sizeof(int),
178 .mode = 0644,
179 .proc_handler = &proc_dointvec_minmax,
180 .strategy = &sysctl_intvec,
181 .extra1 = &min_proto,
182 .extra2 = &max_proto
183 },
184 {
185 .ctl_name = NET_AX25_DAMA_SLAVE_TIMEOUT,
186 .procname = "dama_slave_timeout",
187 .maxlen = sizeof(int),
188 .mode = 0644,
189 .proc_handler = &proc_dointvec_minmax,
190 .strategy = &sysctl_intvec,
191 .extra1 = &min_ds_timeout,
192 .extra2 = &max_ds_timeout
193 },
194 { .ctl_name = 0 } /* that's all, folks! */
195 };
197 void ax25_register_sysctl(void)
198 {
199 ax25_dev *ax25_dev;
200 int n, k;
202 spin_lock_bh(&ax25_dev_lock);
203 for (ax25_table_size = sizeof(ctl_table), ax25_dev = ax25_dev_list; ax25_dev != NULL; ax25_dev = ax25_dev->next)
204 ax25_table_size += sizeof(ctl_table);
206 if ((ax25_table = kzalloc(ax25_table_size, GFP_ATOMIC)) == NULL) {
207 spin_unlock_bh(&ax25_dev_lock);
208 return;
209 }
211 for (n = 0, ax25_dev = ax25_dev_list; ax25_dev != NULL; ax25_dev = ax25_dev->next) {
212 ctl_table *child = kmalloc(sizeof(ax25_param_table), GFP_ATOMIC);
213 if (!child) {
214 while (n--)
215 kfree(ax25_table[n].child);
216 kfree(ax25_table);
217 spin_unlock_bh(&ax25_dev_lock);
218 return;
219 }
220 memcpy(child, ax25_param_table, sizeof(ax25_param_table));
221 ax25_table[n].child = ax25_dev->systable = child;
222 ax25_table[n].ctl_name = n + 1;
223 ax25_table[n].procname = ax25_dev->dev->name;
224 ax25_table[n].mode = 0555;
226 #ifndef CONFIG_AX25_DAMA_SLAVE
227 /*
228 * We do not wish to have a representation of this parameter
229 * in /proc/sys/ when configured *not* to include the
230 * AX.25 DAMA slave code, do we?
231 */
233 child[AX25_VALUES_DS_TIMEOUT].procname = NULL;
234 #endif
236 child[AX25_MAX_VALUES].ctl_name = 0; /* just in case... */
238 for (k = 0; k < AX25_MAX_VALUES; k++)
239 child[k].data = &ax25_dev->values[k];
241 n++;
242 }
243 spin_unlock_bh(&ax25_dev_lock);
245 ax25_dir_table[0].child = ax25_table;
247 ax25_table_header = register_sysctl_table(ax25_root_table, 1);
248 }
250 void ax25_unregister_sysctl(void)
251 {
252 ctl_table *p;
253 unregister_sysctl_table(ax25_table_header);
255 ax25_dir_table[0].child = NULL;
256 for (p = ax25_table; p->ctl_name; p++)
257 kfree(p->child);
258 kfree(ax25_table);
259 }