From mboxrd@z Thu Jan  1 00:00:00 1970
From: keith.busch@linux.intel.com (Keith Busch)
Date: Fri, 18 May 2018 14:49:47 -0600
Subject: [PATCH 2/7] nvme-pci: simplify nvme_cqe_valid
In-Reply-To: <1526655155-4006-3-git-send-email-axboe@kernel.dk>
References: <1526655155-4006-1-git-send-email-axboe@kernel.dk>
 <1526655155-4006-3-git-send-email-axboe@kernel.dk>
Message-ID: <20180518204947.GC27795@localhost.localdomain>

On Fri, May 18, 2018@08:52:30AM -0600, Jens Axboe wrote:
> +static inline bool nvme_cqe_pending(struct nvme_queue *nvmeq)
>  {
> -	return (le16_to_cpu(nvmeq->cqes[head].status) & 1) == phase;
> +	return (le16_to_cpu(nvmeq->cqes[nvmeq->cq_head].status) & 1) ==
> +			nvmeq->cq_phase;
>  }

What happened to the byte-swap micro-optimization?