[dm-devel] [PATCH 1/5] nvme: Add more command status translation

[Christoph Hellwig]

On Mon, Jan 08, 2018 at 11:09:03AM +0100, Hannes Reinecke wrote:
> >>  	case NVME_SC_SUCCESS:
> >>  		return BLK_STS_OK;
> >>  	case NVME_SC_CAP_EXCEEDED:
> >> +	case NVME_SC_LBA_RANGE:
> >>  		return BLK_STS_NOSPC;
> > 
> > lba range isn't really enospc.  It is returned when the lba in
> > the command is outside the logical size of the namespace.
> > 
> Isn't that distinction pretty academic?
> The entire block-to-POSIX error mapping is pretty much ad-hoc anyway...

Yes, BLK_STS_NOSPC matters.  And the fix is pretty trivial, so there is
no point in arguing.