sysctl_net_core.c 3.4 KB

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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. #include <linux/mm.h>
  8. #include <linux/sysctl.h>
  9. #include <linux/config.h>
  10. #include <linux/module.h>
  11. #include <linux/socket.h>
  12. #include <net/sock.h>
  13. #ifdef CONFIG_SYSCTL
  14. extern int netdev_max_backlog;
  15. extern int weight_p;
  16. extern __u32 sysctl_wmem_max;
  17. extern __u32 sysctl_rmem_max;
  18. extern int sysctl_core_destroy_delay;
  19. #ifdef CONFIG_NET_DIVERT
  20. extern char sysctl_divert_version[];
  21. #endif /* CONFIG_NET_DIVERT */
  22. #ifdef CONFIG_XFRM
  23. extern u32 sysctl_xfrm_aevent_etime;
  24. extern u32 sysctl_xfrm_aevent_rseqth;
  25. #endif
  26. ctl_table core_table[] = {
  27. #ifdef CONFIG_NET
  28. {
  29. .ctl_name = NET_CORE_WMEM_MAX,
  30. .procname = "wmem_max",
  31. .data = &sysctl_wmem_max,
  32. .maxlen = sizeof(int),
  33. .mode = 0644,
  34. .proc_handler = &proc_dointvec
  35. },
  36. {
  37. .ctl_name = NET_CORE_RMEM_MAX,
  38. .procname = "rmem_max",
  39. .data = &sysctl_rmem_max,
  40. .maxlen = sizeof(int),
  41. .mode = 0644,
  42. .proc_handler = &proc_dointvec
  43. },
  44. {
  45. .ctl_name = NET_CORE_WMEM_DEFAULT,
  46. .procname = "wmem_default",
  47. .data = &sysctl_wmem_default,
  48. .maxlen = sizeof(int),
  49. .mode = 0644,
  50. .proc_handler = &proc_dointvec
  51. },
  52. {
  53. .ctl_name = NET_CORE_RMEM_DEFAULT,
  54. .procname = "rmem_default",
  55. .data = &sysctl_rmem_default,
  56. .maxlen = sizeof(int),
  57. .mode = 0644,
  58. .proc_handler = &proc_dointvec
  59. },
  60. {
  61. .ctl_name = NET_CORE_DEV_WEIGHT,
  62. .procname = "dev_weight",
  63. .data = &weight_p,
  64. .maxlen = sizeof(int),
  65. .mode = 0644,
  66. .proc_handler = &proc_dointvec
  67. },
  68. {
  69. .ctl_name = NET_CORE_MAX_BACKLOG,
  70. .procname = "netdev_max_backlog",
  71. .data = &netdev_max_backlog,
  72. .maxlen = sizeof(int),
  73. .mode = 0644,
  74. .proc_handler = &proc_dointvec
  75. },
  76. {
  77. .ctl_name = NET_CORE_MSG_COST,
  78. .procname = "message_cost",
  79. .data = &net_msg_cost,
  80. .maxlen = sizeof(int),
  81. .mode = 0644,
  82. .proc_handler = &proc_dointvec_jiffies,
  83. .strategy = &sysctl_jiffies,
  84. },
  85. {
  86. .ctl_name = NET_CORE_MSG_BURST,
  87. .procname = "message_burst",
  88. .data = &net_msg_burst,
  89. .maxlen = sizeof(int),
  90. .mode = 0644,
  91. .proc_handler = &proc_dointvec,
  92. },
  93. {
  94. .ctl_name = NET_CORE_OPTMEM_MAX,
  95. .procname = "optmem_max",
  96. .data = &sysctl_optmem_max,
  97. .maxlen = sizeof(int),
  98. .mode = 0644,
  99. .proc_handler = &proc_dointvec
  100. },
  101. #ifdef CONFIG_NET_DIVERT
  102. {
  103. .ctl_name = NET_CORE_DIVERT_VERSION,
  104. .procname = "divert_version",
  105. .data = (void *)sysctl_divert_version,
  106. .maxlen = 32,
  107. .mode = 0444,
  108. .proc_handler = &proc_dostring
  109. },
  110. #endif /* CONFIG_NET_DIVERT */
  111. #ifdef CONFIG_XFRM
  112. {
  113. .ctl_name = NET_CORE_AEVENT_ETIME,
  114. .procname = "xfrm_aevent_etime",
  115. .data = &sysctl_xfrm_aevent_etime,
  116. .maxlen = sizeof(u32),
  117. .mode = 0644,
  118. .proc_handler = &proc_dointvec
  119. },
  120. {
  121. .ctl_name = NET_CORE_AEVENT_RSEQTH,
  122. .procname = "xfrm_aevent_rseqth",
  123. .data = &sysctl_xfrm_aevent_rseqth,
  124. .maxlen = sizeof(u32),
  125. .mode = 0644,
  126. .proc_handler = &proc_dointvec
  127. },
  128. #endif /* CONFIG_XFRM */
  129. #endif /* CONFIG_NET */
  130. {
  131. .ctl_name = NET_CORE_SOMAXCONN,
  132. .procname = "somaxconn",
  133. .data = &sysctl_somaxconn,
  134. .maxlen = sizeof(int),
  135. .mode = 0644,
  136. .proc_handler = &proc_dointvec
  137. },
  138. {
  139. .ctl_name = NET_CORE_BUDGET,
  140. .procname = "netdev_budget",
  141. .data = &netdev_budget,
  142. .maxlen = sizeof(int),
  143. .mode = 0644,
  144. .proc_handler = &proc_dointvec
  145. },
  146. { .ctl_name = 0 }
  147. };
  148. #endif