From 6d82aa242092d73c6d2e210cfaf0ebfbe6de1ccf Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Thu, 17 May 2018 14:47:28 -0700 Subject: tcp: add tcp_comp_sack_delay_ns sysctl This per netns sysctl allows for TCP SACK compression fine-tuning. Its default value is 1,000,000, or 1 ms to meet TSO autosizing period. Signed-off-by: Eric Dumazet Acked-by: Neal Cardwell Signed-off-by: David S. Miller --- include/net/netns/ipv4.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/net/netns') diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h index 8491bc9c86b1..927318243cfa 100644 --- a/include/net/netns/ipv4.h +++ b/include/net/netns/ipv4.h @@ -160,6 +160,7 @@ struct netns_ipv4 { int sysctl_tcp_pacing_ca_ratio; int sysctl_tcp_wmem[3]; int sysctl_tcp_rmem[3]; + unsigned long sysctl_tcp_comp_sack_delay_ns; struct inet_timewait_death_row tcp_death_row; int sysctl_max_syn_backlog; int sysctl_tcp_fastopen; -- cgit v1.2.3-59-g8ed1b