linux/net/llc/sysctl_net_llc.c
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   1/*
   2 * sysctl_net_llc.c: sysctl interface to LLC net subsystem.
   3 *
   4 * Arnaldo Carvalho de Melo <acme@conectiva.com.br>
   5 */
   6
   7#include <linux/mm.h>
   8#include <linux/init.h>
   9#include <linux/sysctl.h>
  10#include <net/llc.h>
  11
  12#ifndef CONFIG_SYSCTL
  13#error This file should not be compiled without CONFIG_SYSCTL defined
  14#endif
  15
  16static struct ctl_table llc2_timeout_table[] = {
  17        {
  18                .procname       = "ack",
  19                .data           = &sysctl_llc2_ack_timeout,
  20                .maxlen         = sizeof(long),
  21                .mode           = 0644,
  22                .proc_handler   = proc_dointvec_jiffies,
  23        },
  24        {
  25                .procname       = "busy",
  26                .data           = &sysctl_llc2_busy_timeout,
  27                .maxlen         = sizeof(long),
  28                .mode           = 0644,
  29                .proc_handler   = proc_dointvec_jiffies,
  30        },
  31        {
  32                .procname       = "p",
  33                .data           = &sysctl_llc2_p_timeout,
  34                .maxlen         = sizeof(long),
  35                .mode           = 0644,
  36                .proc_handler   = proc_dointvec_jiffies,
  37        },
  38        {
  39                .procname       = "rej",
  40                .data           = &sysctl_llc2_rej_timeout,
  41                .maxlen         = sizeof(long),
  42                .mode           = 0644,
  43                .proc_handler   = proc_dointvec_jiffies,
  44        },
  45        { },
  46};
  47
  48static struct ctl_table llc_station_table[] = {
  49        {
  50                .procname       = "ack_timeout",
  51                .data           = &sysctl_llc_station_ack_timeout,
  52                .maxlen         = sizeof(long),
  53                .mode           = 0644,
  54                .proc_handler   = proc_dointvec_jiffies,
  55        },
  56        { },
  57};
  58
  59static struct ctl_table llc2_dir_timeout_table[] = {
  60        {
  61                .procname       = "timeout",
  62                .mode           = 0555,
  63                .child          = llc2_timeout_table,
  64        },
  65        { },
  66};
  67
  68static struct ctl_table llc_table[] = {
  69        {
  70                .procname       = "llc2",
  71                .mode           = 0555,
  72                .child          = llc2_dir_timeout_table,
  73        },
  74        {
  75                .procname       = "station",
  76                .mode           = 0555,
  77                .child          = llc_station_table,
  78        },
  79        { },
  80};
  81
  82static struct ctl_path llc_path[] = {
  83        { .procname = "net", },
  84        { .procname = "llc", },
  85        { }
  86};
  87
  88static struct ctl_table_header *llc_table_header;
  89
  90int __init llc_sysctl_init(void)
  91{
  92        llc_table_header = register_sysctl_paths(llc_path, llc_table);
  93
  94        return llc_table_header ? 0 : -ENOMEM;
  95}
  96
  97void llc_sysctl_exit(void)
  98{
  99        if (llc_table_header) {
 100                unregister_sysctl_table(llc_table_header);
 101                llc_table_header = NULL;
 102        }
 103}
 104