tcp: add tcp_comp_sack_delay_ns sysctl
authorEric Dumazet <edumazet@google.com>
Thu, 17 May 2018 21:47:28 +0000 (14:47 -0700)
committerDavid S. Miller <davem@davemloft.net>
Fri, 18 May 2018 15:40:27 +0000 (11:40 -0400)
commit6d82aa242092d73c6d2e210cfaf0ebfbe6de1ccf
tree5babdd50e69dd7ab9b6db82f3b665d9c80be6bad
parent200d95f4575934e49f872109cce18c5e72383eb8
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>
Documentation/networking/ip-sysctl.txt
include/net/netns/ipv4.h
net/ipv4/sysctl_net_ipv4.c
net/ipv4/tcp_input.c
net/ipv4/tcp_ipv4.c