Import QEMU upstream snapshot d2e570c

Upstream: https://gitlab.com/qemu-project/qemu.git

Upstream-Commit: d2e570cc0f97b936902a5b1b86b73c0f5998b475

migration/vfio.c

@@ -0,0 +1,24 @@
+/*
+ * QEMU live migration - VFIO
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2
+ * or (at your option) any later version.
+ */
+
+#include "qemu/osdep.h"
+#include "qapi/qapi-types-migration.h"
+#include "migration.h"
+#include "hw/vfio/vfio-migration.h"
+
+void migration_populate_vfio_info(MigrationInfo *info)
+{
+    if (vfio_migration_active()) {
+        info->vfio = g_malloc0(sizeof(*info->vfio));
+        info->vfio->transferred = vfio_migration_bytes_transferred();
+    }
+}
+
+void migration_reset_vfio_bytes_transferred(void)
+{
+    vfio_migration_reset_bytes_transferred();
+}