Re: [PATCH 09/12] nvme-pci: Use PCI p2pmem subsystem to manage the CMB

[Marta Rybczynska <mrybczyn@xxxxxxxxx>]

> @@ -429,10 +429,7 @@ static void __nvme_submit_cmd(struct nvme_queue *nvmeq,
> {
> 	u16 tail = nvmeq->sq_tail;
> 
> -	if (nvmeq->sq_cmds_io)
> -		memcpy_toio(&nvmeq->sq_cmds_io[tail], cmd, sizeof(*cmd));
> -	else
> -		memcpy(&nvmeq->sq_cmds[tail], cmd, sizeof(*cmd));
> +	memcpy(&nvmeq->sq_cmds[tail], cmd, sizeof(*cmd));
> 

Why is it always memcpy() and not memcpy_toio()? I'd expect something like
if (nvmeq->sq_cmds_is_io)
	memcpy_toio(&nvmeq->sq_cmds_io[tail], cmd, sizeof(*cmd));
else
	memcpy(&nvmeq->sq_cmds[tail], cmd, sizeof(*cmd));

Marta