@@ -1079,11 +1079,23 @@ static bool is_version_1(void *opaque, int version_id)
return version_id == 1;
}
+static int e1000_post_load(void *opaque, int version_id)
+{
+ E1000State *s = opaque;
+
+ /* nc.link_down can't be migrated, so infer link_down according
+ * to link status bit in mac_reg[STATUS] */
+ s->nic->nc.link_down = (s->mac_reg[STATUS] & E1000_STATUS_LU) == 0;
+
+ return 0;
+}
+
static const VMStateDescription vmstate_e1000 = {
.name = "e1000",
.version_id = 2,
.minimum_version_id = 1,
.minimum_version_id_old = 1,
+ .post_load = e1000_post_load,
.fields = (VMStateField []) {
VMSTATE_PCI_DEVICE(dev, E1000State),
VMSTATE_UNUSED_TEST(is_version_1, 4), /* was instance id */
This patch introduced e1000_post_load(), it will be called in the end of migration. nc.link_down could not be migrated, this patch updates link_down in e1000_post_load() to keep it coincident with real link status. Signed-off-by: Amos Kong <akong@redhat.com> --- hw/e1000.c | 12 ++++++++++++ 1 files changed, 12 insertions(+), 0 deletions(-)