From patchwork Mon Oct 8 12:03:02 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [3/4] virtio-net: update nc.link_down in virtio_net_load() Date: Mon, 08 Oct 2012 02:03:02 -0000 From: Stefan Hajnoczi X-Patchwork-Id: 190003 Message-Id: <1349697783-19368-4-git-send-email-stefanha@redhat.com> To: Anthony Liguori Cc: Stefan Hajnoczi , Amos Kong , qemu-devel@nongnu.org From: Amos Kong nc.link_down could not be migrated, this patch updates link_down in virtio_post_load() to keep it coincident with real link status. Signed-off-by: Amos Kong Signed-off-by: Stefan Hajnoczi --- hw/virtio-net.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/hw/virtio-net.c b/hw/virtio-net.c index 247d7be..8342391 100644 --- a/hw/virtio-net.c +++ b/hw/virtio-net.c @@ -973,6 +973,11 @@ static int virtio_net_load(QEMUFile *f, void *opaque, int version_id) } } n->mac_table.first_multi = i; + + /* nc.link_down can't be migrated, so infer link_down according + * to link status bit in n->status */ + n->nic->nc.link_down = (n->status & VIRTIO_NET_S_LINK_UP) == 0; + return 0; }