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virtio-net: 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:
Greg Kurz 2014-06-24 19:19:03 +02:00 committed by Michael S. Tsirkin
parent 1b5fc0dea4
commit 037dab2fe8
1 changed files with 16 additions and 6 deletions
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22
hw/net/virtio-net.c
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@ -1314,7 +1314,6 @@ static void virtio_net_set_multiqueue(VirtIONet *n, int multiqueue)
static void virtio_net_save(QEMUFile *f, void *opaque)
{
int i;
VirtIONet *n = opaque;
VirtIODevice *vdev = VIRTIO_DEVICE(n);
@ -1322,6 +1321,12 @@ static void virtio_net_save(QEMUFile *f, void *opaque)
* it might keep writing to memory. */
assert(!n->vhost_started);
virtio_save(vdev, f);
}
static void virtio_net_save_device(VirtIODevice *vdev, QEMUFile *f)
{
VirtIONet *n = VIRTIO_NET(vdev);
int i;
qemu_put_buffer(f, n->mac, ETH_ALEN);
qemu_put_be32(f, n->vqs[0].tx_waiting);
@ -1357,15 +1362,18 @@ static int virtio_net_load(QEMUFile *f, void *opaque, int version_id)
{
VirtIONet *n = opaque;
VirtIODevice *vdev = VIRTIO_DEVICE(n);
int ret, i, link_down;
if (version_id < 2 || version_id > VIRTIO_NET_VM_VERSION)
return -EINVAL;
ret = virtio_load(vdev, f, version_id);
if (ret) {
return ret;
}
return virtio_load(vdev, f, version_id);
}
static int virtio_net_load_device(VirtIODevice *vdev, QEMUFile *f,
int version_id)
{
VirtIONet *n = VIRTIO_NET(vdev);
int i, link_down;
qemu_get_buffer(f, n->mac, ETH_ALEN);
n->vqs[0].tx_waiting = qemu_get_be32(f);
@ -1711,6 +1719,8 @@ static void virtio_net_class_init(ObjectClass *klass, void *data)
vdc->set_status = virtio_net_set_status;
vdc->guest_notifier_mask = virtio_net_guest_notifier_mask;
vdc->guest_notifier_pending = virtio_net_guest_notifier_pending;
vdc->load = virtio_net_load_device;
vdc->save = virtio_net_save_device;
}
static const TypeInfo virtio_net_info = {