Re: [PATCH v4 1/3] common/zoned: add _require_zloop

["Darrick J. Wong" <djwong@kernel.org>]

On Tue, Oct 14, 2025 at 10:46:23AM +0200, Johannes Thumshirn wrote:
> Add _require_zloop() function used by tests that require support for the
> zoned loopback block device.
> 
> Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>
> Reviewed-by: Christoph Hellwig <hch@lst.de>
> Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>

Looks good to me,
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>

--D

> ---
>  common/zoned | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/common/zoned b/common/zoned
> index eed0082a..41697b08 100644
> --- a/common/zoned
> +++ b/common/zoned
> @@ -37,3 +37,11 @@ _zone_capacity() {
>  	       grep -Po "cap 0x[[:xdigit:]]+" | cut -d ' ' -f 2)
>      echo $((size << 9))
>  }
> +
> +_require_zloop()
> +{
> +    modprobe zloop >/dev/null 2>&1
> +    if [ ! -c "/dev/zloop-control" ]; then
> +	    _notrun "This test requires zoned loopback device support"
> +    fi
> +}
> -- 
> 2.51.0
> 
>