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/module.h>
  10. #include <linux/socket.h>
  11. #include <net/sock.h>
  12. #ifdef CONFIG_SYSCTL
  13. extern int netdev_max_backlog;
  14. extern int weight_p;
  15. extern __u32 sysctl_wmem_max;
  16. extern __u32 sysctl_rmem_max;
  17. extern int sysctl_core_destroy_delay;
  18. #ifdef CONFIG_XFRM
  19. extern u32 sysctl_xfrm_aevent_etime;
  20. extern u32 sysctl_xfrm_aevent_rseqth;
  21. extern int sysctl_xfrm_larval_drop;
  22. #endif
  23. ctl_table core_table[] = {
  24. #ifdef CONFIG_NET
  25. {
  26. .ctl_name = NET_CORE_WMEM_MAX,
  27. .procname = "wmem_max",
  28. .data = &sysctl_wmem_max,
  29. .maxlen = sizeof(int),
  30. .mode = 0644,
  31. .proc_handler = &proc_dointvec
  32. },
  33. {
  34. .ctl_name = NET_CORE_RMEM_MAX,
  35. .procname = "rmem_max",
  36. .data = &sysctl_rmem_max,
  37. .maxlen = sizeof(int),
  38. .mode = 0644,
  39. .proc_handler = &proc_dointvec
  40. },
  41. {
  42. .ctl_name = NET_CORE_WMEM_DEFAULT,
  43. .procname = "wmem_default",
  44. .data = &sysctl_wmem_default,
  45. .maxlen = sizeof(int),
  46. .mode = 0644,
  47. .proc_handler = &proc_dointvec
  48. },
  49. {
  50. .ctl_name = NET_CORE_RMEM_DEFAULT,
  51. .procname = "rmem_default",
  52. .data = &sysctl_rmem_default,
  53. .maxlen = sizeof(int),
  54. .mode = 0644,
  55. .proc_handler = &proc_dointvec
  56. },
  57. {
  58. .ctl_name = NET_CORE_DEV_WEIGHT,
  59. .procname = "dev_weight",
  60. .data = &weight_p,
  61. .maxlen = sizeof(int),
  62. .mode = 0644,
  63. .proc_handler = &proc_dointvec
  64. },
  65. {
  66. .ctl_name = NET_CORE_MAX_BACKLOG,
  67. .procname = "netdev_max_backlog",
  68. .data = &netdev_max_backlog,
  69. .maxlen = sizeof(int),
  70. .mode = 0644,
  71. .proc_handler = &proc_dointvec
  72. },
  73. {
  74. .ctl_name = NET_CORE_MSG_COST,
  75. .procname = "message_cost",
  76. .data = &net_msg_cost,
  77. .maxlen = sizeof(int),
  78. .mode = 0644,
  79. .proc_handler = &proc_dointvec_jiffies,
  80. .strategy = &sysctl_jiffies,
  81. },
  82. {
  83. .ctl_name = NET_CORE_MSG_BURST,
  84. .procname = "message_burst",
  85. .data = &net_msg_burst,
  86. .maxlen = sizeof(int),
  87. .mode = 0644,
  88. .proc_handler = &proc_dointvec,
  89. },
  90. {
  91. .ctl_name = NET_CORE_OPTMEM_MAX,
  92. .procname = "optmem_max",
  93. .data = &sysctl_optmem_max,
  94. .maxlen = sizeof(int),
  95. .mode = 0644,
  96. .proc_handler = &proc_dointvec
  97. },
  98. #ifdef CONFIG_XFRM
  99. {
  100. .ctl_name = NET_CORE_AEVENT_ETIME,
  101. .procname = "xfrm_aevent_etime",
  102. .data = &sysctl_xfrm_aevent_etime,
  103. .maxlen = sizeof(u32),
  104. .mode = 0644,
  105. .proc_handler = &proc_dointvec
  106. },
  107. {
  108. .ctl_name = NET_CORE_AEVENT_RSEQTH,
  109. .procname = "xfrm_aevent_rseqth",
  110. .data = &sysctl_xfrm_aevent_rseqth,
  111. .maxlen = sizeof(u32),
  112. .mode = 0644,
  113. .proc_handler = &proc_dointvec
  114. },
  115. {
  116. .ctl_name = CTL_UNNUMBERED,
  117. .procname = "xfrm_larval_drop",
  118. .data = &sysctl_xfrm_larval_drop,
  119. .maxlen = sizeof(int),
  120. .mode = 0644,
  121. .proc_handler = &proc_dointvec
  122. },
  123. #endif /* CONFIG_XFRM */
  124. #endif /* CONFIG_NET */
  125. {
  126. .ctl_name = NET_CORE_SOMAXCONN,
  127. .procname = "somaxconn",
  128. .data = &sysctl_somaxconn,
  129. .maxlen = sizeof(int),
  130. .mode = 0644,
  131. .proc_handler = &proc_dointvec
  132. },
  133. {
  134. .ctl_name = NET_CORE_BUDGET,
  135. .procname = "netdev_budget",
  136. .data = &netdev_budget,
  137. .maxlen = sizeof(int),
  138. .mode = 0644,
  139. .proc_handler = &proc_dointvec
  140. },
  141. {
  142. .ctl_name = NET_CORE_WARNINGS,
  143. .procname = "warnings",
  144. .data = &net_msg_warn,
  145. .maxlen = sizeof(int),
  146. .mode = 0644,
  147. .proc_handler = &proc_dointvec
  148. },
  149. { .ctl_name = 0 }
  150. };
  151. #endif