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Diffstat (limited to 'net/dccp/sysctl.c')
-rw-r--r--net/dccp/sysctl.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/net/dccp/sysctl.c b/net/dccp/sysctl.c
index 1260aabac5e..9364b2fb4db 100644
--- a/net/dccp/sysctl.c
+++ b/net/dccp/sysctl.c
@@ -18,6 +18,9 @@
#error This file should not be compiled without CONFIG_SYSCTL defined
#endif
+/* rate-limit for syncs in reply to sequence-invalid packets; RFC 4340, 7.5.4 */
+int sysctl_dccp_sync_ratelimit __read_mostly = HZ / 8;
+
static struct ctl_table dccp_default_table[] = {
{
.procname = "seq_window",
@@ -89,6 +92,13 @@ static struct ctl_table dccp_default_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec,
},
+ {
+ .procname = "sync_ratelimit",
+ .data = &sysctl_dccp_sync_ratelimit,
+ .maxlen = sizeof(sysctl_dccp_sync_ratelimit),
+ .mode = 0644,
+ .proc_handler = proc_dointvec_ms_jiffies,
+ },
{ .ctl_name = 0, }
};