On 12/31/17 9:14 AM, Ido Schimmel wrote:
> Previous patch marked nexthops with the 'dead' and 'linkdown' flags.
> Clear these flags when the netdev comes back up.
>
> Signed-off-by: Ido Schimmel <ido...@mellanox.com>
> ---
> include/net/ip6_route.h | 1 +
> net/ipv6/addrconf.c | 3 +++
> net/ipv6/route.c | 29 +++++++++++++++++++++++++++++
> 3 files changed, 33 insertions(+)
>
> diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
> index 18e442ea93d8..caad39198c2a 100644
> --- a/include/net/ip6_route.h
> +++ b/include/net/ip6_route.h
> @@ -169,6 +169,7 @@ void rt6_ifdown(struct net *net, struct net_device *dev);
> void rt6_mtu_change(struct net_device *dev, unsigned int mtu);
> void rt6_remove_prefsrc(struct inet6_ifaddr *ifp);
> void rt6_clean_tohost(struct net *net, struct in6_addr *gateway);
> +void rt6_sync_up(struct net_device *dev, unsigned int nh_flags);
>
> static inline const struct rt6_info *skb_rt6_info(const struct sk_buff *skb)
> {
> diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
> index ed06b1190f05..b6405568ed7b 100644
> --- a/net/ipv6/addrconf.c
> +++ b/net/ipv6/addrconf.c
> @@ -3484,6 +3484,9 @@ static int addrconf_notify(struct notifier_block *this,
> unsigned long event,
> if (run_pending)
> addrconf_dad_run(idev);
>
> + /* Device has an address by now */
> + rt6_sync_up(dev, RTNH_F_DEAD);
> +
Seems like this should be in the NETDEV_UP section, say after
addrconf_permanent_addr.
