summaryrefslogtreecommitdiffstats
path: root/net/mptcp/ctrl.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/mptcp/ctrl.c')
-rw-r--r--net/mptcp/ctrl.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/net/mptcp/ctrl.c b/net/mptcp/ctrl.c
index e72b518c5d..13fe0748dd 100644
--- a/net/mptcp/ctrl.c
+++ b/net/mptcp/ctrl.c
@@ -27,6 +27,7 @@ struct mptcp_pernet {
#endif
unsigned int add_addr_timeout;
+ unsigned int close_timeout;
unsigned int stale_loss_cnt;
u8 mptcp_enabled;
u8 checksum_enabled;
@@ -65,6 +66,13 @@ unsigned int mptcp_stale_loss_cnt(const struct net *net)
return mptcp_get_pernet(net)->stale_loss_cnt;
}
+unsigned int mptcp_close_timeout(const struct sock *sk)
+{
+ if (sock_flag(sk, SOCK_DEAD))
+ return TCP_TIMEWAIT_LEN;
+ return mptcp_get_pernet(sock_net(sk))->close_timeout;
+}
+
int mptcp_get_pm_type(const struct net *net)
{
return mptcp_get_pernet(net)->pm_type;
@@ -79,6 +87,7 @@ static void mptcp_pernet_set_defaults(struct mptcp_pernet *pernet)
{
pernet->mptcp_enabled = 1;
pernet->add_addr_timeout = TCP_RTO_MAX;
+ pernet->close_timeout = TCP_TIMEWAIT_LEN;
pernet->checksum_enabled = 0;
pernet->allow_join_initial_addr_port = 1;
pernet->stale_loss_cnt = 4;
@@ -141,6 +150,12 @@ static struct ctl_table mptcp_sysctl_table[] = {
.mode = 0644,
.proc_handler = proc_dostring,
},
+ {
+ .procname = "close_timeout",
+ .maxlen = sizeof(unsigned int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec_jiffies,
+ },
{}
};
@@ -163,6 +178,7 @@ static int mptcp_pernet_new_table(struct net *net, struct mptcp_pernet *pernet)
table[4].data = &pernet->stale_loss_cnt;
table[5].data = &pernet->pm_type;
table[6].data = &pernet->scheduler;
+ table[7].data = &pernet->close_timeout;
hdr = register_net_sysctl_sz(net, MPTCP_SYSCTL_PATH, table,
ARRAY_SIZE(mptcp_sysctl_table));