Re: [PATCH v6 1/2] loop: Report EOPNOTSUPP properly

[Christoph Hellwig <hch@xxxxxxxxxxxxx>]

On Mon, Nov 11, 2019 at 10:50:29AM -0800, Evan Green wrote:
> -		if (cmd->ret < 0)
> +		if (cmd->ret == -EOPNOTSUPP)
> +			ret = BLK_STS_NOTSUPP;
> +		else if (cmd->ret < 0)
>  			ret = BLK_STS_IOERR;

This really should use errno_to_blk_status.  Same for the other hunk.