Re: unregister_netdevice: waiting for eth0 to become free. Usage count = 1

From: David Ahern
Date: Fri Aug 11 2017 - 23:37:20 EST


On 8/11/17 6:25 PM, Wei Wang wrote:
> By "a patch to fix that" do you mean after your patch, for every rt6,
> rt6->rt6i_idev will be the same as rt6->dst.dev?

FIB entries should have them the same device with my patch.

The copies done (ip6_rt_cache_alloc and ip6_rt_pcpu_alloc) will have to
set dst.dev to loopback or VRF device for RTF_LOCAL routes; it's the
only way to get local traffic to work and this is similar to what IPv4 does.