Re: [virtio-dev] Re: [virtio-comment] Re: [VIRTIO PCI PATCH v5 1/1] transport-pci: Add freeze_mode to virtio_pci_common_cfg

["Zhu, Lingshan" <lingshan.zhu@intel.com>]

On 9/20/2023 3:51 PM, Parav Pandit wrote:
> > From: Zhu, Lingshan <lingshan.zhu@intel.com>
> > Sent: Wednesday, September 20, 2023 1:17 PM
> > > This is not live or device migration. This is restoring the device context
> > initiated by the driver owning the device.
> > restore the device context should be done by the hypervisor before setting
> > DRIVER_OK and waking up the guest, not a concern here, out of spec
> The framework is generic for the PCI devices hence, there may not be any hypervisor at all. Hence restore operation to trigger on DRIVER_OK setting, when previously suspended.
>
> Since we already agree in previous email that re-read until device sets the DRIVER_OK, its fine to me. It covers the above restore condition.
OK
> Thanks.