[PATCH 2/2] nvme: start keep alive timer when enabling the controller

[Sagi Grimberg]

> Christoph suggested to add the keep-alive stop to the disable/shutdown 
> (I guess we need to add it to both, right ?) and in the target side to 
> start expecting also once ctrl is enabled and stop when disabled.

I don't necessarily think we need to. Also, its better to do this sooner
rather than later (stop_ctrl happens before disable/shutdown) and also,
disable/shutdown might not even execute if the transport is not connected.