[PATCH blktests] block tests: nvme metadata passthrough

[Keith Busch]

On Fri, Jun 06, 2025 at 07:11:20AM +0530, Anuj gupta wrote:
> Minor nit: should use `.nsid = nsid` instead of hardcoded `1`
> 
> > +       /* This should not be mappable for write commands */
> 
> Maybe reword this to:
> /* This buffer is read-only, so using it for write passthrough should fail */
> -- makes the intent clearer.

Err, I actually got this backwards. PROT_READ means we can write to the
disk from that memory, but we can't read from the disk into it.