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| author | Eric Dumazet <edumazet@google.com> | 2018-05-17 14:47:29 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-05-18 11:40:27 -0400 |
| commit | 9c21d2fc41c0c8930600c9dd83eadac2e336fcfa (patch) | |
| tree | d2a2dfb4516b8fb0d8fe13e7c3bfa0eda2064d0d /include | |
| parent | 6d82aa242092d73c6d2e210cfaf0ebfbe6de1ccf (diff) | |
| download | linux-stable-9c21d2fc41c0c8930600c9dd83eadac2e336fcfa.tar.gz linux-stable-9c21d2fc41c0c8930600c9dd83eadac2e336fcfa.tar.bz2 linux-stable-9c21d2fc41c0c8930600c9dd83eadac2e336fcfa.zip | |
tcp: add tcp_comp_sack_nr sysctl
This per netns sysctl allows for TCP SACK compression fine-tuning.
This limits number of SACK that can be compressed.
Using 0 disables SACK compression.
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')
| -rw-r--r-- | include/net/netns/ipv4.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h index 927318243cfa..661348f23ea5 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]; + int sysctl_tcp_comp_sack_nr; unsigned long sysctl_tcp_comp_sack_delay_ns; struct inet_timewait_death_row tcp_death_row; int sysctl_max_syn_backlog; |