sysctl_net_core.c 3.6 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. extern u32 sysctl_xfrm_acq_expires;
  23. #endif
  24. ctl_table core_table[] = {
  25. #ifdef CONFIG_NET
  26. {
  27. .ctl_name = NET_CORE_WMEM_MAX,
  28. .procname = "wmem_max",
  29. .data = &sysctl_wmem_max,
  30. .maxlen = sizeof(int),
  31. .mode = 0644,
  32. .proc_handler = &proc_dointvec
  33. },
  34. {
  35. .ctl_name = NET_CORE_RMEM_MAX,
  36. .procname = "rmem_max",
  37. .data = &sysctl_rmem_max,
  38. .maxlen = sizeof(int),
  39. .mode = 0644,
  40. .proc_handler = &proc_dointvec
  41. },
  42. {
  43. .ctl_name = NET_CORE_WMEM_DEFAULT,
  44. .procname = "wmem_default",
  45. .data = &sysctl_wmem_default,
  46. .maxlen = sizeof(int),
  47. .mode = 0644,
  48. .proc_handler = &proc_dointvec
  49. },
  50. {
  51. .ctl_name = NET_CORE_RMEM_DEFAULT,
  52. .procname = "rmem_default",
  53. .data = &sysctl_rmem_default,
  54. .maxlen = sizeof(int),
  55. .mode = 0644,
  56. .proc_handler = &proc_dointvec
  57. },
  58. {
  59. .ctl_name = NET_CORE_DEV_WEIGHT,
  60. .procname = "dev_weight",
  61. .data = &weight_p,
  62. .maxlen = sizeof(int),
  63. .mode = 0644,
  64. .proc_handler = &proc_dointvec
  65. },
  66. {
  67. .ctl_name = NET_CORE_MAX_BACKLOG,
  68. .procname = "netdev_max_backlog",
  69. .data = &netdev_max_backlog,
  70. .maxlen = sizeof(int),
  71. .mode = 0644,
  72. .proc_handler = &proc_dointvec
  73. },
  74. {
  75. .ctl_name = NET_CORE_MSG_COST,
  76. .procname = "message_cost",
  77. .data = &net_msg_cost,
  78. .maxlen = sizeof(int),
  79. .mode = 0644,
  80. .proc_handler = &proc_dointvec_jiffies,
  81. .strategy = &sysctl_jiffies,
  82. },
  83. {
  84. .ctl_name = NET_CORE_MSG_BURST,
  85. .procname = "message_burst",
  86. .data = &net_msg_burst,
  87. .maxlen = sizeof(int),
  88. .mode = 0644,
  89. .proc_handler = &proc_dointvec,
  90. },
  91. {
  92. .ctl_name = NET_CORE_OPTMEM_MAX,
  93. .procname = "optmem_max",
  94. .data = &sysctl_optmem_max,
  95. .maxlen = sizeof(int),
  96. .mode = 0644,
  97. .proc_handler = &proc_dointvec
  98. },
  99. #ifdef CONFIG_XFRM
  100. {
  101. .ctl_name = NET_CORE_AEVENT_ETIME,
  102. .procname = "xfrm_aevent_etime",
  103. .data = &sysctl_xfrm_aevent_etime,
  104. .maxlen = sizeof(u32),
  105. .mode = 0644,
  106. .proc_handler = &proc_dointvec
  107. },
  108. {
  109. .ctl_name = NET_CORE_AEVENT_RSEQTH,
  110. .procname = "xfrm_aevent_rseqth",
  111. .data = &sysctl_xfrm_aevent_rseqth,
  112. .maxlen = sizeof(u32),
  113. .mode = 0644,
  114. .proc_handler = &proc_dointvec
  115. },
  116. {
  117. .ctl_name = CTL_UNNUMBERED,
  118. .procname = "xfrm_larval_drop",
  119. .data = &sysctl_xfrm_larval_drop,
  120. .maxlen = sizeof(int),
  121. .mode = 0644,
  122. .proc_handler = &proc_dointvec
  123. },
  124. {
  125. .ctl_name = CTL_UNNUMBERED,
  126. .procname = "xfrm_acq_expires",
  127. .data = &sysctl_xfrm_acq_expires,
  128. .maxlen = sizeof(int),
  129. .mode = 0644,
  130. .proc_handler = &proc_dointvec
  131. },
  132. #endif /* CONFIG_XFRM */
  133. #endif /* CONFIG_NET */
  134. {
  135. .ctl_name = NET_CORE_SOMAXCONN,
  136. .procname = "somaxconn",
  137. .data = &sysctl_somaxconn,
  138. .maxlen = sizeof(int),
  139. .mode = 0644,
  140. .proc_handler = &proc_dointvec
  141. },
  142. {
  143. .ctl_name = NET_CORE_BUDGET,
  144. .procname = "netdev_budget",
  145. .data = &netdev_budget,
  146. .maxlen = sizeof(int),
  147. .mode = 0644,
  148. .proc_handler = &proc_dointvec
  149. },
  150. {
  151. .ctl_name = NET_CORE_WARNINGS,
  152. .procname = "warnings",
  153. .data = &net_msg_warn,
  154. .maxlen = sizeof(int),
  155. .mode = 0644,
  156. .proc_handler = &proc_dointvec
  157. },
  158. { .ctl_name = 0 }
  159. };
  160. #endif