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authorEric Dumazet <edumazet@google.com>2018-05-18 00:47:28 +0300
committerDavid S. Miller <davem@davemloft.net>2018-05-18 18:40:27 +0300
commit6d82aa242092d73c6d2e210cfaf0ebfbe6de1ccf (patch)
tree5babdd50e69dd7ab9b6db82f3b665d9c80be6bad /include/net/netns/ipv4.h
parent200d95f4575934e49f872109cce18c5e72383eb8 (diff)
downloadlinux-6d82aa242092d73c6d2e210cfaf0ebfbe6de1ccf.tar.xz
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 <edumazet@google.com> Acked-by: Neal Cardwell <ncardwell@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/netns/ipv4.h')
-rw-r--r--include/net/netns/ipv4.h1
1 files changed, 1 insertions, 0 deletions
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;