References: jsc#SLE-6262, fate#327048: KVM: Boot Configuration Override (virt-manager)

Subject: cli: Use reorder_boot_order for setting the boot order
From: Marc Hartmayer mhartmay@linux.ibm.com Tue Feb 26 10:56:39 2019 +0100
Date: Wed Mar 6 13:15:38 2019 -0500:
Git: b83a0a61a0da867048b232054a41c4c98edbb9d8

Use the newly introduced method `reorder_boot_order` for setting
the boot index of a device. This ensures that all other boot order
values of domain guest definition are adjusted accordingly.

Signed-off-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Reviewed-by: Boris Fiuczynski <fiuczy@linux.ibm.com>

Index: virt-manager-2.1.0/virtinst/cli.py
===================================================================
--- virt-manager-2.1.0.orig/virtinst/cli.py
+++ virt-manager-2.1.0/virtinst/cli.py
@@ -2162,7 +2162,7 @@ def _add_device_boot_order_arg(cls):
         if not guest.conn.check_support(support.SUPPORT_CONN_DEVICE_BOOT_ORDER):
             raise NotImplementedError('Device boot order isn\'t supported by the connection')
 
-        inst.boot.order = val
+        guest.reorder_boot_order(inst, val)
     cls.set_boot_order_cb = set_boot_order_cb
     cls.add_arg("boot.order", "boot_order", cb=cls.set_boot_order_cb)