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tcp: Namespace-ify sysctl_tcp_slow_start_after_idle

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Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2017-10-26 21:54:59 -07:00
committed by David S. Miller
parent 2c04ac8ae0
commit b510f0d23a
5 changed files with 11 additions and 13 deletions
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5
net/ipv4/tcp_output.c
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@@ -62,9 +62,6 @@ int sysctl_tcp_limit_output_bytes __read_mostly = 262144;
*/
int sysctl_tcp_tso_win_divisor __read_mostly = 3;
/* By default, RFC2861 behavior. */
int sysctl_tcp_slow_start_after_idle __read_mostly = 1;
static bool tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle,
int push_one, gfp_t gfp);
@@ -1690,7 +1687,7 @@ static void tcp_cwnd_validate(struct sock *sk, bool is_cwnd_limited)
if (tp->packets_out > tp->snd_cwnd_used)
tp->snd_cwnd_used = tp->packets_out;
if (sysctl_tcp_slow_start_after_idle &&
if (sock_net(sk)->ipv4.sysctl_tcp_slow_start_after_idle &&
(s32)(tcp_jiffies32 - tp->snd_cwnd_stamp) >= inet_csk(sk)->icsk_rto &&
!ca_ops->cong_control)
tcp_cwnd_application_limited(sk);