diff options
Diffstat (limited to 'drivers/vfio/pci/virtio/legacy_io.c')
| -rw-r--r-- | drivers/vfio/pci/virtio/legacy_io.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/vfio/pci/virtio/legacy_io.c b/drivers/vfio/pci/virtio/legacy_io.c index 20382ee15fac..832af5ba267c 100644 --- a/drivers/vfio/pci/virtio/legacy_io.c +++ b/drivers/vfio/pci/virtio/legacy_io.c @@ -382,7 +382,9 @@ static bool virtiovf_bar0_exists(struct pci_dev *pdev) bool virtiovf_support_legacy_io(struct pci_dev *pdev) { - return virtio_pci_admin_has_legacy_io(pdev) && !virtiovf_bar0_exists(pdev); + /* For now, the legacy IO functionality is supported only for virtio-net */ + return pdev->device == 0x1041 && virtio_pci_admin_has_legacy_io(pdev) && + !virtiovf_bar0_exists(pdev); } int virtiovf_init_legacy_io(struct virtiovf_pci_core_device *virtvdev) |