Re: [PATCH] s390/cio: introduce driver_override on the css bus

Sebastian Ott
2019-06-21T16:19:47Z

On Thu, 13 Jun 2019, Cornelia Huck wrote:
> Sometimes, we want to control which of the matching drivers
> binds to a subchannel device (e.g. for subchannels we want to
> handle via vfio-ccw).
>
> For pci devices, a mechanism to do so has been introduced in
> 782a985d7af2 ("PCI: Introduce new device binding path using
> pci_dev.driver_override"). It makes sense to introduce the
> driver_override attribute for subchannel devices as well, so
> that we can easily extend the 'driverctl' tool (which makes
> use of the driver_override attribute for pci).
>
> Note that unlike pci we still require a driver override to
> match the subchannel type; matching more than one subchannel
> type is probably not useful anyway.
>
> Signed-off-by: Cornelia Huck <cohuck@redhat.com>

Reviewed-by: Sebastian Ott <sebott@linux.ibm.com>

Should I take that via our git tree or do you have other patches depending
on this one?