[PATCH 4/4] nvme: make SG_IO support optional

[Keith Busch]

On Thu, Dec 24, 2015 at 03:27:02PM +0100, Christoph Hellwig wrote:
> +config BLK_DEV_NVME_SCSI
> +	bool "SCSI emulation for NVMe device nodes"
> +	depends on BLK_DEV_NVME

Can we make this "default y"? I strongly advocate for native NVMe over
SCSI translations too, but I know of users relying on this. It's been
built in for years and not aware of it breaking anything, so think it
should be opt-out.