netdev - [PATCH net-next 20/28] net: Convert cfg802154_pernet

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Message-ID: <151965015780.28549.18342026229368962135.stgit@localhost.localdomain>
Date:   Mon, 26 Feb 2018 16:02:37 +0300
From:   Kirill Tkhai <ktkhai@...tuozzo.com>
To:     davem@...emloft.net, pablo@...filter.org, kadlec@...ckhole.kfki.hu,
        fw@...len.de, netdev@...r.kernel.org, kvalo@...eaurora.org,
        davem@...emloft.net, edumazet@...gle.com, jhs@...atatu.com,
        xiyou.wangcong@...il.com, jiri@...nulli.us, mostrows@...thlink.net,
        alex.aring@...il.com, stefan@....samsung.com, avagin@...tuozzo.com,
        ktkhai@...tuozzo.com
Subject: [PATCH net-next 20/28] net: Convert cfg802154_pernet_ops

These pernet_operations have only exit method, which
moves devices from cfg802154_rdev_list to init_net.
This may occur in any time from nl802154_wpan_phy_netns(),
so we are nice with rtnl_lock() synchronization.

Signed-off-by: Kirill Tkhai <ktkhai@...tuozzo.com>
---
 net/ieee802154/core.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/net/ieee802154/core.c b/net/ieee802154/core.c
index cb7176cd4cd6..9104943c15ba 100644
--- a/net/ieee802154/core.c
+++ b/net/ieee802154/core.c
@@ -345,6 +345,7 @@ static void __net_exit cfg802154_pernet_exit(struct net *net)
 
 static struct pernet_operations cfg802154_pernet_ops = {
 	.exit = cfg802154_pernet_exit,
+	.async = true,
 };
 
 static int __init wpan_phy_class_init(void)