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: sta...@vger.kernel.org
> Cc: Amit Shah <amit.s...@redhat.com>
> Signed-off-by: Michael S. Tsirkin <m...@redhat.com>
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 linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
