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tcp: Enable ECN negotiation by default

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This is now the default for all connections in iOS 11+, and we have
fallback to detect and disable ECN for broken flows.

Signed-off-by: Danny Lin <danny@kdrag0n.dev>
Signed-off-by: azrim <mirzaspc@gmail.com>
This commit is contained in:
Danny Lin 2020-05-26 23:26:26 -07:00 committed by azrim
parent bfabf6963a
commit d94ce42d94
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1 changed files with 1 additions and 1 deletions
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net/ipv4/tcp_ipv4.c
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@ -2488,7 +2488,7 @@ static int __net_init tcp_sk_init(struct net *net)
*per_cpu_ptr(net->ipv4.tcp_sk, cpu) = sk;
}
net->ipv4.sysctl_tcp_ecn = 2;
net->ipv4.sysctl_tcp_ecn = 1;
net->ipv4.sysctl_tcp_ecn_fallback = 1;
net->ipv4.sysctl_tcp_base_mss = TCP_BASE_MSS;