RE: [virtio-dev] Re: [virtio-comment] Re: [VIRTIO PCI PATCH v5 1/1] transport-pci: Add freeze_mode to virtio_pci_common_cfg
Parav Pandit <[email protected]>
| Newsgroups | dev.linux.lists.virtio-dev,dev.linux.lists.virtio-comment,org.kernel.vger.linux-kernel,org.nongnu.qemu-devel |
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| Message-ID | <PH0PR12MB5481E16E2BC9C5B4B786FD91DCF9A@PH0PR12MB5481.namprd12.prod.outlook.com> |
> From: Zhu, Lingshan <[email protected]> > 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. Thanks.