[PATCH v3 blktests 2/2] nvme/059: add atomic write tests

[Chaitanya Kulkarni]

On 2/5/25 15:11, Alan Adamson wrote:
> Tests basic atomic write functionality using NVMe devices
> that support the AWUN and AWUPF Controller Atomic Parameters
> and NAWUN and NAWUPF Namespace Atomic Parameters.
>
> Testing areas include:
>
> - Verify sysfs atomic write attributes are consistent with
>    atomic write capablities advertised by the NVMe HW.
>
> - Verify the atomic write paramters of statx are correct using
>    xfs_io.
>
> - Perform a pwritev2() (with and without RWF_ATOMIC flag) using
>    xfs_io:
>      - maximum byte size (atomic_write_unit_max_bytes)
>      - a write larger than atomic_write_unit_max_bytes
>
> Signed-off-by: Alan Adamson<alan.adamson at oracle.com>

Looks good.

Reviewed-by: Chaitanya Kulkarni <kch at nvidia.com>

-ck