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 ea762e28c1cc..7ce656a7cf5c 100644 --- a/drivers/vfio/pci/hisilicon/hisi_acc_vfio_pci.c +++ b/drivers/vfio/pci/hisilicon/hisi_acc_vfio_pci.c @@ -405,7 +405,7 @@ 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);