diff options
| author |   Kirill Tkhai <ktkhai@virtuozzo.com> | 2018-03-22 12:45:40 +0300 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-03-22 15:12:56 -0400 |
| commit | d9ff3049739e349b5380b96226f9ad766741773d (patch) | |
| tree | 0b09f0de0ff410fef91ad0224a241b322bd0eb05 /include | |
| parent | net: Make ip_ra_chain per struct net (diff) | |
| download | linux-dev-d9ff3049739e349b5380b96226f9ad766741773d.tar.xz linux-dev-d9ff3049739e349b5380b96226f9ad766741773d.zip | |
net: Replace ip_ra_lock with per-net mutex
Since ra_chain is per-net, we may use per-net mutexes
to protect them in ip_ra_control(). This improves
scalability.
Signed-off-by: Kirill Tkhai <ktkhai@virtuozzo.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 97d7ee6667c7..8491bc9c86b1 100644 --- a/include/net/netns/ipv4.h +++ b/include/net/netns/ipv4.h @@ -50,6 +50,7 @@ struct netns_ipv4 { struct ipv4_devconf *devconf_all; struct ipv4_devconf *devconf_dflt; struct ip_ra_chain __rcu *ra_chain; + struct mutex ra_mutex; #ifdef CONFIG_IP_MULTIPLE_TABLES struct fib_rules_ops *rules_ops; bool fib_has_custom_rules; |