netdev - [PATCH net-next 10/12] net: Convert nf_conntrack_net

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Date:   Mon, 05 Mar 2018 14:32:06 +0300
From:   Kirill Tkhai <ktkhai@...tuozzo.com>
To:     pablo@...filter.org, kadlec@...ckhole.kfki.hu, fw@...len.de,
        stephen@...workplumber.org, davem@...emloft.net,
        dmitry.tarnyagin@...kless.no, socketcan@...tkopp.net,
        mkl@...gutronix.de, gerrit@....abdn.ac.uk, yoshfuji@...ux-ipv6.org,
        johannes.berg@...el.com, garsilva@...eddedor.com,
        ross.lagerwall@...rix.com, aconole@...heb.org,
        netdev@...r.kernel.org, ktkhai@...tuozzo.com
Subject: [PATCH net-next 10/12] net: Convert nf_conntrack_net_ops

These pernet_operations register and unregister sysctl and /proc
entries. Exit batch method also waits till all per-net conntracks
are dead. Thus, they are safe to be marked as async.

Signed-off-by: Kirill Tkhai <ktkhai@...tuozzo.com>
---
 net/netfilter/nf_conntrack_standalone.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c
index 9123fdec5e14..3cdce391362e 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -705,6 +705,7 @@ static void nf_conntrack_pernet_exit(struct list_head *net_exit_list)
 static struct pernet_operations nf_conntrack_net_ops = {
 	.init		= nf_conntrack_pernet_init,
 	.exit_batch	= nf_conntrack_pernet_exit,
+	.async		= true,
 };
 
 static int __init nf_conntrack_standalone_init(void)