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-rw-r--r--hw/virtio-pci.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c
index a0fb7c1..4a4413d 100644
--- a/hw/virtio-pci.c
+++ b/hw/virtio-pci.c
@@ -790,6 +790,11 @@ static int virtio_balloon_init_pci(PCIDevice *pci_dev)
VirtIOPCIProxy *proxy = DO_UPCAST(VirtIOPCIProxy, pci_dev, pci_dev);
VirtIODevice *vdev;
+ if (proxy->class_code != PCI_CLASS_OTHERS &&
+ proxy->class_code != PCI_CLASS_MEMORY_RAM) { /* qemu < 1.1 */
+ proxy->class_code = PCI_CLASS_OTHERS;
+ }
+
vdev = virtio_balloon_init(&pci_dev->qdev);
if (!vdev) {
return -1;
@@ -906,6 +911,7 @@ static TypeInfo virtio_serial_info = {
static Property virtio_balloon_properties[] = {
DEFINE_VIRTIO_COMMON_FEATURES(VirtIOPCIProxy, host_features),
+ DEFINE_PROP_HEX32("class", VirtIOPCIProxy, class_code, 0),
DEFINE_PROP_END_OF_LIST(),
};
@@ -919,7 +925,7 @@ static void virtio_balloon_class_init(ObjectClass *klass, void *data)
k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
k->device_id = PCI_DEVICE_ID_VIRTIO_BALLOON;
k->revision = VIRTIO_PCI_ABI_VERSION;
- k->class_id = PCI_CLASS_MEMORY_RAM;
+ k->class_id = PCI_CLASS_OTHERS;
dc->reset = virtio_pci_reset;
dc->props = virtio_balloon_properties;
}