This property will be set by the machine code on the object
creation. It will be used by acpi pcihp hotplug code.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
---
 hw/acpi/generic_event_device.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/hw/acpi/generic_event_device.c b/hw/acpi/generic_event_device.c
index 7831db412b..ef1c1ec51f 100644
--- a/hw/acpi/generic_event_device.c
+++ b/hw/acpi/generic_event_device.c
@@ -13,6 +13,7 @@
 #include "qapi/error.h"
 #include "hw/acpi/acpi.h"
 #include "hw/acpi/generic_event_device.h"
+#include "hw/pci/pci.h"
 #include "hw/irq.h"
 #include "hw/mem/pc-dimm.h"
 #include "hw/mem/nvdimm.h"
@@ -320,6 +321,8 @@ static const Property acpi_ged_properties[] = {
     DEFINE_PROP_UINT32("ged-event", AcpiGedState, ged_event_bitmap, 0),
     DEFINE_PROP_BOOL(ACPI_PM_PROP_ACPI_PCIHP_BRIDGE, AcpiGedState,
                      pcihp_state.use_acpi_hotplug_bridge, 0),
+    DEFINE_PROP_LINK("bus", AcpiGedState, pcihp_state.root,
+                     TYPE_PCI_BUS, PCIBus *),
 };
 
 static const VMStateDescription vmstate_memhp_state = {
-- 
2.49.0