#include "pci.h"
#include "trace.h"
#include "qapi/error.h"
+#include "migration/blocker.h"
#define TYPE_VFIO_PCI "vfio-pci"
#define PCI_VFIO(obj) OBJECT_CHECK(VFIOPCIDevice, obj, TYPE_VFIO_PCI)
return;
}
+ if (!pdev->failover_pair_id) {
+ error_setg(&vdev->migration_blocker,
+ "VFIO device doesn't support migration");
+ ret = migrate_add_blocker(vdev->migration_blocker, &err);
+ if (err) {
+ error_propagate(errp, err);
+ error_free(vdev->migration_blocker);
+ return;
+ }
+ }
+
vdev->vbasedev.name = g_path_get_basename(vdev->vbasedev.sysfsdev);
vdev->vbasedev.ops = &vfio_pci_ops;
vdev->vbasedev.type = VFIO_DEVICE_TYPE_PCI;
vfio_bars_exit(vdev);
error:
error_prepend(errp, VFIO_MSG_PREFIX, vdev->vbasedev.name);
+ if (vdev->migration_blocker) {
+ migrate_del_blocker(vdev->migration_blocker);
+ error_free(vdev->migration_blocker);
+ }
}
static void vfio_instance_finalize(Object *obj)
vfio_bars_finalize(vdev);
g_free(vdev->emulated_config_bits);
g_free(vdev->rom);
+ if (vdev->migration_blocker) {
+ migrate_del_blocker(vdev->migration_blocker);
+ error_free(vdev->migration_blocker);
+ }
/*
* XXX Leaking igd_opregion is not an oversight, we can't remove the
* fw_cfg entry therefore leaking this allocation seems like the safest
DEFINE_PROP_END_OF_LIST(),
};
-static const VMStateDescription vfio_pci_vmstate = {
- .name = "vfio-pci",
- .unmigratable = 1,
-};
-
static void vfio_pci_dev_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
dc->reset = vfio_pci_reset;
dc->props = vfio_pci_dev_properties;
- dc->vmsd = &vfio_pci_vmstate;
dc->desc = "VFIO-based PCI device assignment";
set_bit(DEVICE_CATEGORY_MISC, dc->categories);
pdc->realize = vfio_realize;