A recent -next patch named "PCI: Ignore BAR contents when firmware left decoding disabled" has pointed out that PCI cards are supposed to declare that they have either PIO or MMIO BARs by disabling them if it didn't.
Fix it by correctly marking our emulated PCI card as PIO/MMIO enabled. Signed-off-by: Sasha Levin <[email protected]> --- tools/kvm/virtio/pci.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/kvm/virtio/pci.c b/tools/kvm/virtio/pci.c index fa7aa00..665d492 100644 --- a/tools/kvm/virtio/pci.c +++ b/tools/kvm/virtio/pci.c @@ -360,6 +360,7 @@ int virtio_pci__init(struct kvm *kvm, void *dev, struct virtio_device *vdev, vpci->pci_hdr = (struct pci_device_header) { .vendor_id = cpu_to_le16(PCI_VENDOR_ID_REDHAT_QUMRANET), .device_id = cpu_to_le16(device_id), + .command = PCI_COMMAND_IO | PCI_COMMAND_MEMORY, .header_type = PCI_HEADER_TYPE_NORMAL, .revision_id = 0, .class[0] = class & 0xff, -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
