On Thu, 29 Sep 2022 14:48:35 -0300 Jason Gunthorpe jgg@nvidia.com wrote:
When converting to directly create the vfio_device the mdev driver has to put a vfio_register_emulated_iommu_dev() in the probe() and a pairing vfio_unregister_group_dev() in the remove.
This was missed for gvt, add it.
Cc: stable@vger.kernel.org Fixes: 978cf586ac35 ("drm/i915/gvt: convert to use vfio_register_emulated_iommu_dev") Reported-by: Alex Williamson alex.williamson@redhat.com Signed-off-by: Jason Gunthorpe jgg@nvidia.com
drivers/gpu/drm/i915/gvt/kvmgt.c | 1 + 1 file changed, 1 insertion(+)
Should go through Alex's tree.
Applied to vfio next branch for v6.1. Thanks for the quick fix!
Alex
diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c index 41bba40feef8f4..9003145adb5a93 100644 --- a/drivers/gpu/drm/i915/gvt/kvmgt.c +++ b/drivers/gpu/drm/i915/gvt/kvmgt.c @@ -1615,6 +1615,7 @@ static void intel_vgpu_remove(struct mdev_device *mdev) if (WARN_ON_ONCE(vgpu->attached)) return;
- vfio_unregister_group_dev(&vgpu->vfio_device); vfio_put_device(&vgpu->vfio_device);
}
base-commit: c72e0034e6d4c36322d958b997d11d2627c6056c