| 1 | |
| 2 | |
| 3 | * sysctl_net_llc.c: sysctl interface to LLC net subsystem.
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| 4 | *
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| 5 | * Arnaldo Carvalho de Melo <[email protected]>
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| 6 |
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| 7 |
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| 8 | #include <linux/mm.h>
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| 9 | #include <linux/init.h>
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| 10 | #include <linux/sysctl.h>
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| 11 | #include <net/net_namespace.h>
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| 12 | #include <net/llc.h>
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| 13 |
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| 14 | static struct ctl_table llc2_timeout_table[] = {
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| 15 | {
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| 16 | .procname = "ack",
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| 17 | .data = &sysctl_llc2_ack_timeout,
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| 18 | .maxlen = sizeof(sysctl_llc2_ack_timeout),
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| 19 | .mode = 0644,
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| 20 | .proc_handler = proc_dointvec_jiffies,
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| 21 | },
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| 22 | {
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| 23 | .procname = "busy",
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| 24 | .data = &sysctl_llc2_busy_timeout,
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| 25 | .maxlen = sizeof(sysctl_llc2_busy_timeout),
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| 26 | .mode = 0644,
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| 27 | .proc_handler = proc_dointvec_jiffies,
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| 28 | },
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| 29 | {
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| 30 | .procname = "p",
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| 31 | .data = &sysctl_llc2_p_timeout,
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| 32 | .maxlen = sizeof(sysctl_llc2_p_timeout),
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| 33 | .mode = 0644,
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| 34 | .proc_handler = proc_dointvec_jiffies,
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| 35 | },
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| 36 | {
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| 37 | .procname = "rej",
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| 38 | .data = &sysctl_llc2_rej_timeout,
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| 39 | .maxlen = sizeof(sysctl_llc2_rej_timeout),
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| 40 | .mode = 0644,
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| 41 | .proc_handler = proc_dointvec_jiffies,
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| 42 | },
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| 43 | };
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| 44 |
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| 45 | static struct ctl_table_header *llc2_timeout_header;
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| 46 | static struct ctl_table_header *llc_station_header;
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| 47 |
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| 48 | int __init llc_sysctl_init(void)
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| 49 | {
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| 50 | static struct ctl_table empty[1] = {};
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| 51 | llc2_timeout_header = register_net_sysctl(&init_net, "net/llc/llc2/timeout", llc2_timeout_table);
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| 52 | llc_station_header = register_net_sysctl_sz(&init_net, "net/llc/station", empty, 0);
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| 53 |
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| 54 | if (!llc2_timeout_header || !llc_station_header) {
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| 55 | llc_sysctl_exit();
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| 56 | return -ENOMEM;
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| 57 | }
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| 58 | return 0;
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| 59 | }
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| 60 |
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| 61 | void llc_sysctl_exit(void)
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| 62 | {
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| 63 | if (llc2_timeout_header) {
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| 64 | unregister_net_sysctl_table(llc2_timeout_header);
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| 65 | llc2_timeout_header = NULL;
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| 66 | }
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| 67 | if (llc_station_header) {
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| 68 | unregister_net_sysctl_table(llc_station_header);
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| 69 | llc_station_header = NULL;
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| 70 | }
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| 71 | }
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