Re: [PATCH v13 09/15] s390/vfio-ap: allow hot plug/unplug of AP resources using mdev device

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On Tue, 12 Jan 2021 02:12:51 +0100
Halil Pasic <pasic@xxxxxxxxxxxxx> wrote:

> > @@ -1347,8 +1437,11 @@ void vfio_ap_mdev_remove_queue(struct ap_device *apdev)
> >  	apqi = AP_QID_QUEUE(q->apqn);
> >  	vfio_ap_mdev_reset_queue(apid, apqi, 1);
> >  
> > -	if (q->matrix_mdev)
> > +	if (q->matrix_mdev) {
> > +		matrix_mdev = q->matrix_mdev;
> >  		vfio_ap_mdev_unlink_queue(q);
> > +		vfio_ap_mdev_refresh_apcb(matrix_mdev);
> > +	}
> >  
> >  	kfree(q);
> >  	mutex_unlock(&matrix_dev->lock);  

Shouldn't we first remove the queue from the APCB and then
reset? Sorry, I missed this one yesterday.

Regards,
Halil



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