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| 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 /net/core | |
| 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 'net/core')
| -rw-r--r-- | net/core/net_namespace.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c index c340d5cfbdec..95ba2c53bd9a 100644 --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -301,6 +301,7 @@ static __net_init int setup_net(struct net *net, struct user_namespace *user_ns) net->user_ns = user_ns; idr_init(&net->netns_ids); spin_lock_init(&net->nsid_lock); + mutex_init(&net->ipv4.ra_mutex); list_for_each_entry(ops, &pernet_list, list) { error = ops_init(ops, net); |