[PATCH net-next 06/12] net: Convert dccp_v4_ops

[Kirill Tkhai]

These pernet_operations create and destroy net::dccp::v4_ctl_sk.
It looks like another pernet_operations don't want to send
dccp packets to dying or creating net. Batch method similar
to ipv4/ipv6 sockets and it has to be safe to be executed
in parallel with anything else. So, we mark them as async.

Signed-off-by: Kirill Tkhai <ktk...@virtuozzo.com>
---
 net/dccp/ipv4.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index e65fcb45c3f6..13ad28ab1e79 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -1031,6 +1031,7 @@ static struct pernet_operations dccp_v4_ops = {
        .init   = dccp_v4_init_net,
        .exit   = dccp_v4_exit_net,
        .exit_batch = dccp_v4_exit_batch,
+       .async  = true,
 };
 
 static int __init dccp_v4_init(void)