can't run nvme-mp blktests

[Yi Zhang]

On Wed, Apr 13, 2022 at 8:24 AM Luis Chamberlain <mcgrof at kernel.org> wrote:
>
> I do have CONFIG_NVME_MULTIPATH=y but I also have:
>
> cat /etc/modprobe.d/nvme.conf
> options nvme_core multipath=N
>
> And yet I always end up booting with:
>
> cat /sys/module/nvme_core/parameters/multipath
> Y
>
> So trying to run:
>
> nvme_trtype=rdma ./check nvmeof-mp
>
> I end up with the warning:
>
> nvmeof-mp/***                                                [not run]
>     CONFIG_NVME_MULTIPATH has been set in .config and multipathing has been enabled in the nvme_core kernel module
>
> Are there times where one cannot disable multipath? I'm not using
> any nvme drive at boot, but I do use one for a random data parition.

So the multipath is not updated with N, pls try manually removing the
nvme_core module and retest.
Or just reboot can also help update the parameter.

BTW, to run blktests nvmeof-mp, the correct way is:
# ./check nvmeof-mp
# use_siw=1 ./check nvmeof-mp

>
> Any tips?
>
>   Luis
>


-- 
Best Regards,
  Yi Zhang