From: Eric Dumazet <eric.duma...@gmail.com> Date: Mon, 08 May 2017 19:18:22 -0700
> Keeping fib (and their reference to netdev) is apparently too much, > we probably need to implement a refcount on the metrics themselves, > being stand alone objects. I think I see the problem, when we flush the dst cache on device unregister, we point the dst at loopback but do not flush metrics. I'm going to revert.