+static bool vmstate_uuid_needed(void *opaque)
+{
+ return qemu_uuid_set && migrate_validate_uuid();
+}
+
+static int vmstate_uuid_post_load(void *opaque, int version_id)
+{
+ SaveState *state = opaque;
+ char uuid_src[UUID_FMT_LEN + 1];
+ char uuid_dst[UUID_FMT_LEN + 1];
+
+ if (!qemu_uuid_set) {
+ /*
+ * It's warning because user might not know UUID in some cases,
+ * e.g. load an old snapshot
+ */
+ qemu_uuid_unparse(&state->uuid, uuid_src);
+ warn_report("UUID is received %s, but local uuid isn't set",
+ uuid_src);
+ return 0;
+ }
+ if (!qemu_uuid_is_equal(&state->uuid, &qemu_uuid)) {
+ qemu_uuid_unparse(&state->uuid, uuid_src);
+ qemu_uuid_unparse(&qemu_uuid, uuid_dst);
+ error_report("UUID received is %s and local is %s", uuid_src, uuid_dst);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static const VMStateDescription vmstate_uuid = {
+ .name = "configuration/uuid",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .needed = vmstate_uuid_needed,
+ .post_load = vmstate_uuid_post_load,
+ .fields = (VMStateField[]) {
+ VMSTATE_UINT8_ARRAY_V(uuid.data, SaveState, sizeof(QemuUUID), 1),
+ VMSTATE_END_OF_LIST()
+ }
+};
+