diff options
| author |   Haishuang Yan <yanhaishuang@cmss.chinamobile.com> | 2016-12-28 17:52:32 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-12-29 11:38:31 -0500 |
| commit | 1946e672c173559155a3e210fe95dbf8b7b8ddf7 (patch) | |
| tree | 0d794dc28150aac130c2e6dd0024cb3a4a5ec594 /include/net/netns/ipv4.h | |
| parent | net: Use kmemdup instead of kmalloc and memcpy (diff) | |
| download | linux-dev-1946e672c173559155a3e210fe95dbf8b7b8ddf7.tar.xz linux-dev-1946e672c173559155a3e210fe95dbf8b7b8ddf7.zip | |
ipv4: Namespaceify tcp_tw_recycle and tcp_max_tw_buckets knob
Different namespace application might require fast recycling
TIME-WAIT sockets independently of the host.
Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.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.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h index 0378e88f6fd3..fffd38453985 100644 --- a/include/net/netns/ipv4.h +++ b/include/net/netns/ipv4.h @@ -27,6 +27,16 @@ struct ping_group_range { kgid_t range[2]; }; +struct inet_hashinfo; + +struct inet_timewait_death_row { + atomic_t tw_count; + + struct inet_hashinfo *hashinfo ____cacheline_aligned_in_smp; + int sysctl_tw_recycle; + int sysctl_max_tw_buckets; +}; + struct netns_ipv4 { #ifdef CONFIG_SYSCTL struct ctl_table_header *forw_hdr; @@ -111,6 +121,7 @@ struct netns_ipv4 { int sysctl_tcp_fin_timeout; unsigned int sysctl_tcp_notsent_lowat; int sysctl_tcp_tw_reuse; + struct inet_timewait_death_row tcp_death_row; int sysctl_igmp_max_memberships; int sysctl_igmp_max_msf; |