Re: Move interface across network namespaces

quoted

Well, this regression was introduced by commit a2835763e130c343ac,
which was merged into v2.6.34. Reverting parts of this commit makes
the problem go away but breaks the support of "specifying device flags
during device creation". I don't know the best way to fix this... any
ideas?

Everything going through dev_change_net_namespace already needs to be
in the initialized state.  So it looks like we just need to do:

Does the patch below work for you?

Eric

---

diff --git a/net/core/dev.c b/net/core/dev.c
index 17d67b5..bfbde69 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c

@@ -6108,6 +6108,8 @@ int dev_change_net_namespace(struct net_device *dev, struct net *net, const char

       call_netdevice_notifiers(NETDEV_UNREGISTER, dev);
       call_netdevice_notifiers(NETDEV_UNREGISTER_BATCH, dev);

+       rtmsg_ifinfo(RTM_DELLINK, dev, ~0U);
+
       /*
        *      Flush the unicast and multicast chains
        */