On Thu, Sep 29, 2022 at 02:40:08AM +0300, Max Gurtovoy wrote: > This is instead of re-writing the same logic in virtio driver. > > Signed-off-by: Max Gurtovoy <mgurtovoy@xxxxxxxxxx> Dropped this as it caused build failures: https://lore.kernel.org/r/202210080424.gSmuYfb0-lkp%40intel.com > --- > drivers/virtio/virtio_pci_common.c | 15 +-------------- > 1 file changed, 1 insertion(+), 14 deletions(-) > > diff --git a/drivers/virtio/virtio_pci_common.c b/drivers/virtio/virtio_pci_common.c > index ad258a9d3b9f..67d3970e57f2 100644 > --- a/drivers/virtio/virtio_pci_common.c > +++ b/drivers/virtio/virtio_pci_common.c > @@ -607,7 +607,6 @@ static int virtio_pci_sriov_configure(struct pci_dev *pci_dev, int num_vfs) > { > struct virtio_pci_device *vp_dev = pci_get_drvdata(pci_dev); > struct virtio_device *vdev = &vp_dev->vdev; > - int ret; > > if (!(vdev->config->get_status(vdev) & VIRTIO_CONFIG_S_DRIVER_OK)) > return -EBUSY; > @@ -615,19 +614,7 @@ static int virtio_pci_sriov_configure(struct pci_dev *pci_dev, int num_vfs) > if (!__virtio_test_bit(vdev, VIRTIO_F_SR_IOV)) > return -EINVAL; > > - if (pci_vfs_assigned(pci_dev)) > - return -EPERM; > - > - if (num_vfs == 0) { > - pci_disable_sriov(pci_dev); > - return 0; > - } > - > - ret = pci_enable_sriov(pci_dev, num_vfs); > - if (ret < 0) > - return ret; > - > - return num_vfs; > + return pci_sriov_configure_simple(pci_dev, num_vfs); > } > > static struct pci_driver virtio_pci_driver = { > -- > 2.18.1
