[PATCH v11 16/23] vfio: Name noiommu vfio_device with "noiommu-" prefix

Yi Liu
2023-05-13T13:29:31Z

For noiommu device, vfio core names the cdev node with prefix "noiommu-".

Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Tested-by: Nicolin Chen <nicolinc@nvidia.com>
Tested-by: Yanting Jiang <yanting.jiang@intel.com>
Tested-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
---
drivers/vfio/vfio_main.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/vfio/vfio_main.c b/drivers/vfio/vfio_main.c
index 599d551fc4b5..89720b73fa30 100644
--- a/drivers/vfio/vfio_main.c
+++ b/drivers/vfio/vfio_main.c
@@ -284,13 +284,14 @@ static int __vfio_register_dev(struct vfio_device *device,
if (!device->dev_set)
vfio_assign_device_set(device, device);

- ret = dev_set_name(&device->device, "vfio%d", device->index);
+ ret = vfio_device_set_group(device, type);
if (ret)
return ret;

- ret = vfio_device_set_group(device, type);
+ ret = dev_set_name(&device->device, "%svfio%d",
+ vfio_device_is_noiommu(device) ? "noiommu-" : "", device->index);
if (ret)
- return ret;
+ goto err_out;

ret = device_add(&device->device);
if (ret)
--
2.34.1