virtio-rng: Wrap in vmstate

Forcibly convert it to a vmstate wrapper;  proper conversion
comes later.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.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 2016-07-14 18:22:48 +01:00 committed by Michael S. Tsirkin
parent bbded32c64
commit b607579386

View File

@ -120,22 +120,12 @@ static uint64_t get_features(VirtIODevice *vdev, uint64_t f, Error **errp)
return f;
}
static void virtio_rng_save(QEMUFile *f, void *opaque)
{
VirtIODevice *vdev = opaque;
virtio_save(vdev, f);
}
static int virtio_rng_load(QEMUFile *f, void *opaque, int version_id)
static int virtio_rng_load(QEMUFile *f, void *opaque, size_t size)
{
VirtIORNG *vrng = opaque;
int ret;
if (version_id != 1) {
return -EINVAL;
}
ret = virtio_load(VIRTIO_DEVICE(vrng), f, version_id);
ret = virtio_load(VIRTIO_DEVICE(vrng), f, 1);
if (ret != 0) {
return ret;
}
@ -214,8 +204,6 @@ static void virtio_rng_device_realize(DeviceState *dev, Error **errp)
vrng->rate_limit_timer = timer_new_ms(QEMU_CLOCK_VIRTUAL,
check_rate_limit, vrng);
vrng->activate_timer = true;
register_savevm(dev, "virtio-rng", -1, 1, virtio_rng_save,
virtio_rng_load, vrng);
}
static void virtio_rng_device_unrealize(DeviceState *dev, Error **errp)
@ -225,10 +213,11 @@ static void virtio_rng_device_unrealize(DeviceState *dev, Error **errp)
timer_del(vrng->rate_limit_timer);
timer_free(vrng->rate_limit_timer);
unregister_savevm(dev, "virtio-rng", vrng);
virtio_cleanup(vdev);
}
VMSTATE_VIRTIO_DEVICE(rng, 1, virtio_rng_load, virtio_vmstate_save);
static Property virtio_rng_properties[] = {
/* Set a default rate limit of 2^47 bytes per minute or roughly 2TB/s. If
* you have an entropy source capable of generating more entropy than this
@ -246,6 +235,7 @@ static void virtio_rng_class_init(ObjectClass *klass, void *data)
VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
dc->props = virtio_rng_properties;
dc->vmsd = &vmstate_virtio_rng;
set_bit(DEVICE_CATEGORY_MISC, dc->categories);
vdc->realize = virtio_rng_device_realize;
vdc->unrealize = virtio_rng_device_unrealize;