[PATCHv3 4/5] NVMe: IO queue deletion re-write

[Keith Busch]

On Wed, Jan 06, 2016 at 05:04:19AM -0800, Christoph Hellwig wrote:
> -static int nvme_delete_queue(struct nvme_queue *nvmeq, struct request_queue *q)
> +static int nvme_delete_queue(struct nvme_queue *nvmeq, u8 opcode)
>  {
> +	struct request_queue *q = nvmeq->dev->ctrl.admin_q;
>  	struct request *req;
> +	struct nvme_command cmd;
>  
> -	req = nvme_alloc_request(q, (struct nvme_command *)&nvmeq->dq,
> -							BLK_MQ_REQ_NOWAIT);
> +	memset(&cmd, 0, sizeof(cmd));
> +	cmd.delete_queue.opcode = nvme_admin_delete_sq;

Now I actually ran with the proposal and found this minor opcode
oversight. Should be:

+	cmd.delete_queue.opcode = opcode;

After that, it's successful.