On (Mon) 06 Oct 2014 [18:10:40], Michael S. Tsirkin wrote: > On restore, virtio pci does the following: > + set features > + init vqs etc - device can be used at this point! > + set ACKNOWLEDGE,DRIVER and DRIVER_OK status bits > > This is in violation of the virtio spec, which > requires the following order: > - ACKNOWLEDGE > - DRIVER > - init vqs > - DRIVER_OK > > This behaviour will break with hypervisors that assume spec compliant > behaviour. It seems like a good idea to have this patch applied to > stable branches to reduce the support butden for the hypervisors. > > Cc: stable@xxxxxxxxxxxxxxx > Cc: Amit Shah <amit.shah@xxxxxxxxxx> > Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx> I didn't see my previous questions answered from the initial posting -- can you please respond to them? Amit -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html