During the process of compatibility and matching of live migration device information, if the isolation status of the two devices is inconsistent, the live migration needs to be exited.
The current driver does not return the error code correctly and needs to be fixed.
Reviewed-by: Shameer Kolothum shameerali.kolothum.thodi@huawei.com Reviewed-by: Jason Gunthorpe jgg@nvidia.com Signed-off-by: Longfang Liu liulongfang@huawei.com --- drivers/vfio/pci/hisilicon/hisi_acc_vfio_pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/vfio/pci/hisilicon/hisi_acc_vfio_pci.c b/drivers/vfio/pci/hisilicon/hisi_acc_vfio_pci.c index 47174e2b61bd..4ef9761ef467 100644 --- a/drivers/vfio/pci/hisilicon/hisi_acc_vfio_pci.c +++ b/drivers/vfio/pci/hisilicon/hisi_acc_vfio_pci.c @@ -397,7 +397,7 @@ static int vf_qm_check_match(struct hisi_acc_vf_core_device *hisi_acc_vdev,
if (vf_data->que_iso_cfg != que_iso_state) { dev_err(dev, "failed to match isolation state\n"); - return ret; + return -EINVAL; }
ret = qm_write_regs(vf_qm, QM_VF_STATE, &vf_data->vf_qm_state, 1);