virtio-serial: implement per-device migration calls
Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com> Reviewed-by: Alexander Graf <agraf@suse.de> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
		
							parent
							
								
									b2b295a74a
								
							
						
					
					
						commit
						13c6855ab0
					
				| 
						 | 
				
			
			@ -514,14 +514,17 @@ static void vser_reset(VirtIODevice *vdev)
 | 
			
		|||
 | 
			
		||||
static void virtio_serial_save(QEMUFile *f, void *opaque)
 | 
			
		||||
{
 | 
			
		||||
    VirtIOSerial *s = VIRTIO_SERIAL(opaque);
 | 
			
		||||
    /* The virtio device */
 | 
			
		||||
    virtio_save(VIRTIO_DEVICE(opaque), f);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void virtio_serial_save_device(VirtIODevice *vdev, QEMUFile *f)
 | 
			
		||||
{
 | 
			
		||||
    VirtIOSerial *s = VIRTIO_SERIAL(vdev);
 | 
			
		||||
    VirtIOSerialPort *port;
 | 
			
		||||
    uint32_t nr_active_ports;
 | 
			
		||||
    unsigned int i, max_nr_ports;
 | 
			
		||||
 | 
			
		||||
    /* The virtio device */
 | 
			
		||||
    virtio_save(VIRTIO_DEVICE(s), f);
 | 
			
		||||
 | 
			
		||||
    /* The config space */
 | 
			
		||||
    qemu_put_be16s(f, &s->config.cols);
 | 
			
		||||
    qemu_put_be16s(f, &s->config.rows);
 | 
			
		||||
| 
						 | 
				
			
			@ -659,21 +662,22 @@ static int fetch_active_ports_list(QEMUFile *f, int version_id,
 | 
			
		|||
 | 
			
		||||
static int virtio_serial_load(QEMUFile *f, void *opaque, int version_id)
 | 
			
		||||
{
 | 
			
		||||
    VirtIOSerial *s = VIRTIO_SERIAL(opaque);
 | 
			
		||||
    uint32_t max_nr_ports, nr_active_ports, ports_map;
 | 
			
		||||
    unsigned int i;
 | 
			
		||||
    int ret;
 | 
			
		||||
    uint32_t tmp;
 | 
			
		||||
 | 
			
		||||
    if (version_id > 3) {
 | 
			
		||||
        return -EINVAL;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    /* The virtio device */
 | 
			
		||||
    ret = virtio_load(VIRTIO_DEVICE(s), f, version_id);
 | 
			
		||||
    if (ret) {
 | 
			
		||||
        return ret;
 | 
			
		||||
    }
 | 
			
		||||
    return virtio_load(VIRTIO_DEVICE(opaque), f, version_id);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static int virtio_serial_load_device(VirtIODevice *vdev, QEMUFile *f,
 | 
			
		||||
                                     int version_id)
 | 
			
		||||
{
 | 
			
		||||
    VirtIOSerial *s = VIRTIO_SERIAL(vdev);
 | 
			
		||||
    uint32_t max_nr_ports, nr_active_ports, ports_map;
 | 
			
		||||
    unsigned int i;
 | 
			
		||||
    int ret;
 | 
			
		||||
    uint32_t tmp;
 | 
			
		||||
 | 
			
		||||
    if (version_id < 2) {
 | 
			
		||||
        return 0;
 | 
			
		||||
| 
						 | 
				
			
			@ -1015,6 +1019,8 @@ static void virtio_serial_class_init(ObjectClass *klass, void *data)
 | 
			
		|||
    vdc->get_config = get_config;
 | 
			
		||||
    vdc->set_status = set_status;
 | 
			
		||||
    vdc->reset = vser_reset;
 | 
			
		||||
    vdc->save = virtio_serial_save_device;
 | 
			
		||||
    vdc->load = virtio_serial_load_device;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static const TypeInfo virtio_device_info = {
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
		Loading…
	
		Reference in New Issue