Messages in this thread | | | Subject | Re: [PATCH] ipv6: notify userspace when we added or changed an ipv6 token | From | Lubomir Rintel <> | Date | Sun, 26 Oct 2014 23:28:31 +0100 |
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On Mon, 2014-10-13 at 11:46 +0200, Daniel Borkmann wrote: > On 10/10/2014 04:08 PM, Lubomir Rintel wrote: > > NetworkManager might want to know that it changed when the router advertisement > > arrives. > > > > Signed-off-by: Lubomir Rintel <lkundrak@v3.sk> > > Cc: Hannes Frederic Sowa <hannes@stressinduktion.org> > > Cc: Daniel Borkmann <dborkman@redhat.com> > > --- > > net/ipv6/addrconf.c | 1 + > > 1 file changed, 1 insertion(+) > > > > diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c > > index 3e118df..3d11390 100644 > > --- a/net/ipv6/addrconf.c > > +++ b/net/ipv6/addrconf.c > > @@ -4528,6 +4528,7 @@ static int inet6_set_iftoken(struct inet6_dev *idev, struct in6_addr *token) > > } > > > > write_unlock_bh(&idev->lock); > > + netdev_state_change(dev); > > I'm wondering why netdev_state_change()? You are probably > only after the netlink notification that is being invoked, > i.e. rtmsg_ifinfo(RTM_NEWLINK, ...), and don't strictly want > to call the device notifier chain.
Correct. I'll change it to just rtmsg_ifinfo().
> Perhaps it might be better to define a new RTM_SETTOKEN, and > just call inet6_ifinfo_notify(RTM_SETTOKEN, idev) as this is > only idev specific anyway?
I'm not really sure as that would require more userspace changes than necessary.
> > addrconf_verify_rtnl(); > > return 0; > > } > >
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