Re: [Qemu-devel] [PATCH 6/6] usb: tag usb host controller as hotpluggable

[Michael S. Tsirkin]

On Mon, Jun 02, 2014 at 09:58:18AM +0200, Gerd Hoffmann wrote:
> On Fr, 2014-05-30 at 20:22 +0800, address@hidden wrote:
> > From: Gonglei <address@hidden>
> > 
> > usb host controller should be able to support hotplug/unplug,
> > as the same as the other pci devices, which not enable
> > multifunction capability.
> > 
> > BTW, the qemu have not the capability to support
> > hotplug mulitfuncition pci devices at present.
> 
> I'd like to keep hotplug disabled for the multifunction configurations.
> Which means we have to switch that per device instance, not per device
> class.  Not sure what the best way to do that is.  mst, suggestions?
> 
> cheers,
>   Gerd

Override the "hotpluggable" property in some way,
and teach qdev to check it?

Alternatively, teach hotplug that it can fail?
Again it's a question of
teaching device_set_realized and qdev_unplug
that these can fail.


-- 
MST