linux/net/core/sysctl_net_core.c
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   1/* -*- linux-c -*-
   2 * sysctl_net_core.c: sysctl interface to net core subsystem.
   3 *
   4 * Begun April 1, 1996, Mike Shaver.
   5 * Added /proc/sys/net/core directory entry (empty =) ). [MS]
   6 */
   7
   8#include <linux/mm.h>
   9#include <linux/sysctl.h>
  10#include <linux/module.h>
  11#include <linux/socket.h>
  12#include <linux/netdevice.h>
  13#include <net/sock.h>
  14#include <net/xfrm.h>
  15
  16#ifdef CONFIG_SYSCTL
  17
  18ctl_table core_table[] = {
  19#ifdef CONFIG_NET
  20        {
  21                .ctl_name       = NET_CORE_WMEM_MAX,
  22                .procname       = "wmem_max",
  23                .data           = &sysctl_wmem_max,
  24                .maxlen         = sizeof(int),
  25                .mode           = 0644,
  26                .proc_handler   = &proc_dointvec
  27        },
  28        {
  29                .ctl_name       = NET_CORE_RMEM_MAX,
  30                .procname       = "rmem_max",
  31                .data           = &sysctl_rmem_max,
  32                .maxlen         = sizeof(int),
  33                .mode           = 0644,
  34                .proc_handler   = &proc_dointvec
  35        },
  36        {
  37                .ctl_name       = NET_CORE_WMEM_DEFAULT,
  38                .procname       = "wmem_default",
  39                .data           = &sysctl_wmem_default,
  40                .maxlen         = sizeof(int),
  41                .mode           = 0644,
  42                .proc_handler   = &proc_dointvec
  43        },
  44        {
  45                .ctl_name       = NET_CORE_RMEM_DEFAULT,
  46                .procname       = "rmem_default",
  47                .data           = &sysctl_rmem_default,
  48                .maxlen         = sizeof(int),
  49                .mode           = 0644,
  50                .proc_handler   = &proc_dointvec
  51        },
  52        {
  53                .ctl_name       = NET_CORE_DEV_WEIGHT,
  54                .procname       = "dev_weight",
  55                .data           = &weight_p,
  56                .maxlen         = sizeof(int),
  57                .mode           = 0644,
  58                .proc_handler   = &proc_dointvec
  59        },
  60        {
  61                .ctl_name       = NET_CORE_MAX_BACKLOG,
  62                .procname       = "netdev_max_backlog",
  63                .data           = &netdev_max_backlog,
  64                .maxlen         = sizeof(int),
  65                .mode           = 0644,
  66                .proc_handler   = &proc_dointvec
  67        },
  68        {
  69                .ctl_name       = NET_CORE_MSG_COST,
  70                .procname       = "message_cost",
  71                .data           = &net_msg_cost,
  72                .maxlen         = sizeof(int),
  73                .mode           = 0644,
  74                .proc_handler   = &proc_dointvec_jiffies,
  75                .strategy       = &sysctl_jiffies,
  76        },
  77        {
  78                .ctl_name       = NET_CORE_MSG_BURST,
  79                .procname       = "message_burst",
  80                .data           = &net_msg_burst,
  81                .maxlen         = sizeof(int),
  82                .mode           = 0644,
  83                .proc_handler   = &proc_dointvec,
  84        },
  85        {
  86                .ctl_name       = NET_CORE_OPTMEM_MAX,
  87                .procname       = "optmem_max",
  88                .data           = &sysctl_optmem_max,
  89                .maxlen         = sizeof(int),
  90                .mode           = 0644,
  91                .proc_handler   = &proc_dointvec
  92        },
  93#ifdef CONFIG_XFRM
  94        {
  95                .ctl_name       = NET_CORE_AEVENT_ETIME,
  96                .procname       = "xfrm_aevent_etime",
  97                .data           = &sysctl_xfrm_aevent_etime,
  98                .maxlen         = sizeof(u32),
  99                .mode           = 0644,
 100                .proc_handler   = &proc_dointvec
 101        },
 102        {
 103                .ctl_name       = NET_CORE_AEVENT_RSEQTH,
 104                .procname       = "xfrm_aevent_rseqth",
 105                .data           = &sysctl_xfrm_aevent_rseqth,
 106                .maxlen         = sizeof(u32),
 107                .mode           = 0644,
 108                .proc_handler   = &proc_dointvec
 109        },
 110        {
 111                .ctl_name       = CTL_UNNUMBERED,
 112                .procname       = "xfrm_larval_drop",
 113                .data           = &sysctl_xfrm_larval_drop,
 114                .maxlen         = sizeof(int),
 115                .mode           = 0644,
 116                .proc_handler   = &proc_dointvec
 117        },
 118        {
 119                .ctl_name       = CTL_UNNUMBERED,
 120                .procname       = "xfrm_acq_expires",
 121                .data           = &sysctl_xfrm_acq_expires,
 122                .maxlen         = sizeof(int),
 123                .mode           = 0644,
 124                .proc_handler   = &proc_dointvec
 125        },
 126#endif /* CONFIG_XFRM */
 127#endif /* CONFIG_NET */
 128        {
 129                .ctl_name       = NET_CORE_SOMAXCONN,
 130                .procname       = "somaxconn",
 131                .data           = &sysctl_somaxconn,
 132                .maxlen         = sizeof(int),
 133                .mode           = 0644,
 134                .proc_handler   = &proc_dointvec
 135        },
 136        {
 137                .ctl_name       = NET_CORE_BUDGET,
 138                .procname       = "netdev_budget",
 139                .data           = &netdev_budget,
 140                .maxlen         = sizeof(int),
 141                .mode           = 0644,
 142                .proc_handler   = &proc_dointvec
 143        },
 144        {
 145                .ctl_name       = NET_CORE_WARNINGS,
 146                .procname       = "warnings",
 147                .data           = &net_msg_warn,
 148                .maxlen         = sizeof(int),
 149                .mode           = 0644,
 150                .proc_handler   = &proc_dointvec
 151        },
 152        { .ctl_name = 0 }
 153};
 154
 155#endif
 156