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authorDenis V. Lunev <den@openvz.org>2008-04-16 02:02:18 -0700
committerDavid S. Miller <davem@davemloft.net>2008-04-16 02:02:18 -0700
commitf3005d7f4abe03ad41af33b1548602cd086d86a2 (patch)
tree937c5b6ba6089f93fa4f0a11a37ab07a8564e398 /include
parent3661a910836a509be65afc3c1e512d900e1280f9 (diff)
downloadblackbird-op-linux-f3005d7f4abe03ad41af33b1548602cd086d86a2.tar.gz
blackbird-op-linux-f3005d7f4abe03ad41af33b1548602cd086d86a2.zip
[NETNS]: Add netns refcnt debug for network devices.
dev_set_net is called for - just allocated devices - devices moving from one namespace to another release_net has proper check inside to distinguish these cases. Signed-off-by: Denis V. Lunev <den@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/netdevice.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 8b17ed40dea2..7c1d4466583b 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -758,7 +758,8 @@ static inline
void dev_net_set(struct net_device *dev, struct net *net)
{
#ifdef CONFIG_NET_NS
- dev->nd_net = net;
+ release_net(dev->nd_net);
+ dev->nd_net = hold_net(net);
#endif
}
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