[IPSEC]: Sync series - core changes

This patch provides the core functionality needed for sync events
for ipsec. Derived work of Krisztian KOVACS <hidden@balabit.hu>

Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 23 insertions, 0 deletions

diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index 2f278c8e4743..710453656721 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -26,6 +26,11 @@ extern int sysctl_core_destroy_delay;
 extern char sysctl_divert_version[];
 #endif /* CONFIG_NET_DIVERT */
 
+#ifdef CONFIG_XFRM
+extern u32 sysctl_xfrm_aevent_etime;
+extern u32 sysctl_xfrm_aevent_rseqth;
+#endif
+
 ctl_table core_table[] = {
 #ifdef CONFIG_NET
         {
@@ -111,6 +116,24 @@ ctl_table core_table[] = {
                 .proc_handler   = &proc_dostring
         },
 #endif /* CONFIG_NET_DIVERT */
+#ifdef CONFIG_XFRM
+        {
+                .ctl_name       = NET_CORE_AEVENT_ETIME,
+                .procname       = "xfrm_aevent_etime",
+                .data           = &sysctl_xfrm_aevent_etime,
+                .maxlen         = sizeof(u32),
+                .mode           = 0644,
+                .proc_handler   = &proc_dointvec
+        },
+        {
+                .ctl_name       = NET_CORE_AEVENT_RSEQTH,
+                .procname       = "xfrm_aevent_rseqth",
+                .data           = &sysctl_xfrm_aevent_rseqth,
+                .maxlen         = sizeof(u32),
+                .mode           = 0644,
+                .proc_handler   = &proc_dointvec
+        },
+#endif /* CONFIG_XFRM */
 #endif /* CONFIG_NET */
         {
                 .ctl_name       = NET_CORE_SOMAXCONN,