[PATCH] NVMe: make setup work for devices that don't do INTx

[Keith Busch]

On Wed, 19 Nov 2014, Jens Axboe wrote:
> Thanks for the ack, I'll add this to the 3.19 mix. Did you take a look at the 
> other two trivial patches?

Yep, the others look pretty obvious, so no objections to either.