> From: Liu, Yi L
> Sent: Thursday, March 16, 2023 8:55 PM
> +
> +void vfio_iommufd_emulated_detach_ioas(struct vfio_device *vdev)
> +{
> + lockdep_assert_held(>dev_set->lock);
> +
> + if (WARN_ON(!vdev->iommufd_access) || !vdev->iommufd_attached)
> + return;
> +
ditto the
this prepares for adding DETACH ioctl for emulated VFIO devices.
Reviewed-by: Kevin Tian
Tested-by: Terrence Xu
Tested-by: Nicolin Chen
Tested-by: Matthew Rosato
Signed-off-by: Yi Liu
---
drivers/gpu/drm/i915/gvt/kvmgt.c | 1 +
drivers/s390/cio/vfio_ccw_ops.c | 1 +
