Methods netfilter_net_init() and netfilter_net_exit() initialize net::nf::hooks and change net-related proc directory of net. Another pernet_operations are not interested in forein net::nf::hooks or proc entries, so it's safe to be execute them in parallel with methods of other pernet operations.
Signed-off-by: Kirill Tkhai <ktk...@virtuozzo.com> --- net/netfilter/core.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/netfilter/core.c b/net/netfilter/core.c index 52cd2901a097..bfe2e44244ee 100644 --- a/net/netfilter/core.c +++ b/net/netfilter/core.c @@ -600,6 +600,7 @@ static void __net_exit netfilter_net_exit(struct net *net) static struct pernet_operations netfilter_net_ops = { .init = netfilter_net_init, .exit = netfilter_net_exit, + .async = true, }; int __init netfilter_init(void)