Re: [PATCH 07/12] nvme: special case AEN requests

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On Sat, Nov 07, 2015 at 09:45:01AM +0100, Christoph Hellwig wrote:
> +		if (unlikely(nvmeq->qid == 0 &&
> +				cqe.command_id < NVME_NR_AEN_COMMANDS)) {
> +			nvme_finish_aen_cmd(nvmeq->dev, &cqe);
> +			continue;

As long as we're guaranteed the "reserved" tags are the lowest possible
tag values, this'll work. But that seems more coincidence than by design.
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