diff options
Diffstat (limited to 'hw/virtio/virtio-pci.c')
| -rw-r--r-- | hw/virtio/virtio-pci.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c index 521ba0b415..21c2b9dbfc 100644 --- a/hw/virtio/virtio-pci.c +++ b/hw/virtio/virtio-pci.c @@ -1580,7 +1580,8 @@ static void virtio_pci_device_plugged(DeviceState *d, Error **errp) * Virtio capabilities present without * VIRTIO_F_VERSION_1 confuses guests */ - if (!virtio_has_feature(vdev->host_features, VIRTIO_F_VERSION_1)) { + if (!proxy->ignore_backend_features && + !virtio_has_feature(vdev->host_features, VIRTIO_F_VERSION_1)) { virtio_pci_disable_modern(proxy); if (!legacy) { @@ -1852,6 +1853,8 @@ static Property virtio_pci_properties[] = { VIRTIO_PCI_FLAG_DISABLE_PCIE_BIT, false), DEFINE_PROP_BIT("page-per-vq", VirtIOPCIProxy, flags, VIRTIO_PCI_FLAG_PAGE_PER_VQ_BIT, false), + DEFINE_PROP_BOOL("x-ignore-backend-features", VirtIOPCIProxy, + ignore_backend_features, false), DEFINE_PROP_END_OF_LIST(), }; |