On 27/09/2017 22:56, Eduardo Habkost wrote:
Make sure we don't forget to add the Conventional PCI or PCI
Express interface names on PCI device classes in the future.

Signed-off-by: Eduardo Habkost <ehabk...@redhat.com>
---
Changes v1 -> v2:
* s/legacy/conventional/
   * Suggested-by: Alex Williamson <alex.william...@redhat.com>
---
  hw/pci/pci.c | 12 ++++++++++++
  1 file changed, 12 insertions(+)

diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index 1b08e18205..5ed3c8dca4 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -2547,6 +2547,17 @@ static void pci_device_class_init(ObjectClass *klass, 
void *data)
      pc->realize = pci_default_realize;
  }
+static void pci_device_class_base_init(ObjectClass *klass, void *data)
+{
+    if (!object_class_is_abstract(klass)) {
+        ObjectClass *conventional =
+            object_class_dynamic_cast(klass, 
INTERFACE_CONVENTIONAL_PCI_DEVICE);
+        ObjectClass *pcie =
+            object_class_dynamic_cast(klass, INTERFACE_PCIE_DEVICE);
+        assert(conventional || pcie);
+    }
+}
+
  AddressSpace *pci_device_iommu_address_space(PCIDevice *dev)
  {
      PCIBus *bus = PCI_BUS(dev->bus);
@@ -2671,6 +2682,7 @@ static const TypeInfo pci_device_type_info = {
      .abstract = true,
      .class_size = sizeof(PCIDeviceClass),
      .class_init = pci_device_class_init,
+    .class_base_init = pci_device_class_base_init,
  };
static void pci_register_types(void)


Reviewed-by: Marcel Apfelbaum <mar...@redhat.com>

Thanks,
Marcel


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