Re: [PATCH 2/3] nvme/pci: Remove cq_vector check in IO path

Jens Axboe
2017-12-21T20:54:23Z

On 12/21/17 1:46 PM, Keith Busch wrote:
> This is a micro-optimization removing unnecessary check for a disabled
> queue. We no longer need this check because blk-mq provides the ability
> to quiesce queues that nvme uses, and the doorbell registers are never
> unmapped as long as requests are active.

Reviewed-by: Jens Axboe <axboe@kernel.dk>

--
Jens Axboe