nvme-4.14 rebased

[Jon Derrick]

On 08/16/2017 02:13 AM, Christoph Hellwig wrote:
> Hi all,
> 
> I've rebased the nvme-4.14 branch on top of the nvme-4.13 branch
> to avoid conflicts.  As part of that I made the timestamp set features
> return an error similar to the other reset fixes.
> 
> Jon: can you double check the change is correct?
> 

Hi Christoph,

The only thing I'd suggest is not letting a failure to set the timestamp
be a failure to initialize the controller.

Regards,
Jon