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-rw-r--r--net/ipv4/sysctl_net_ipv4.c14
-rw-r--r--net/ipv4/tcp_input.c3
-rw-r--r--net/ipv4/tcp_ipv4.c1
3 files changed, 9 insertions, 9 deletions
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index a95123e1e7da..f1bcb9b7e082 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -438,13 +438,6 @@ static struct ctl_table ipv4_table[] = {
.extra1 = &one,
},
{
- .procname = "tcp_frto",
- .data = &sysctl_tcp_frto,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = proc_dointvec
- },
- {
.procname = "tcp_min_rtt_wlen",
.data = &sysctl_tcp_min_rtt_wlen,
.maxlen = sizeof(int),
@@ -1145,6 +1138,13 @@ static struct ctl_table ipv4_net_table[] = {
.extra1 = &tcp_adv_win_scale_min,
.extra2 = &tcp_adv_win_scale_max,
},
+ {
+ .procname = "tcp_frto",
+ .data = &init_net.ipv4.sysctl_tcp_frto,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec
+ },
{ }
};
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 8ee2c84b0bc6..90d76f1c8f96 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -83,7 +83,6 @@
int sysctl_tcp_challenge_ack_limit = 1000;
int sysctl_tcp_max_orphans __read_mostly = NR_FILE;
-int sysctl_tcp_frto __read_mostly = 2;
int sysctl_tcp_min_rtt_wlen __read_mostly = 300;
int sysctl_tcp_moderate_rcvbuf __read_mostly = 1;
int sysctl_tcp_invalid_ratelimit __read_mostly = HZ/2;
@@ -2026,7 +2025,7 @@ void tcp_enter_loss(struct sock *sk)
* falsely raise the receive window, which results in repeated
* timeouts and stop-and-go behavior.
*/
- tp->frto = sysctl_tcp_frto &&
+ tp->frto = net->ipv4.sysctl_tcp_frto &&
(new_recovery || icsk->icsk_retransmits) &&
!inet_csk(sk)->icsk_mtup.probe_size;
}
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 1fe30fb99308..49757c758211 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -2492,6 +2492,7 @@ static int __net_init tcp_sk_init(struct net *net)
net->ipv4.sysctl_tcp_dsack = 1;
net->ipv4.sysctl_tcp_app_win = 31;
net->ipv4.sysctl_tcp_adv_win_scale = 1;
+ net->ipv4.sysctl_tcp_frto = 2;
net->ipv4.sysctl_tcp_fastopen = TFO_CLIENT_ENABLE;
spin_lock_init(&net->ipv4.tcp_fastopen_ctx_lock);