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virtio/migration: Add VMStateDescription to VirtioDeviceClass

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Provide a vmsd pointer for VirtIO devices to use instead of the
load/save methods.

We'll eventually kill off the load/save methods.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Dr. David Alan Gilbert 2016-10-27 18:36:36 +01:00 • committed by Michael S. Tsirkin
parent 5b2ecabaea
commit ea43e25987
2 changed files with 18 additions and 0 deletions
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4
include/hw/virtio/virtio.h
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@ -125,8 +125,12 @@ typedef struct VirtioDeviceClass {
* must mask in frontend instead.
*/
void (*guest_notifier_mask)(VirtIODevice *vdev, int n, bool mask);
/* Saving and loading of a device; trying to deprecate save/load
* use vmsd for new devices.
*/
void (*save)(VirtIODevice *vdev, QEMUFile *f);
int (*load)(VirtIODevice *vdev, QEMUFile *f, int version_id);
const VMStateDescription *vmsd;
} VirtioDeviceClass;
void virtio_instance_init_common(Object *proxy_obj, void *data,