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authorJason Gunthorpe <jgg@nvidia.com>2022-09-29 14:48:35 -0300
committerAlex Williamson <alex.williamson@redhat.com>2022-09-30 11:56:02 -0600
commitf423fa1bc9fe1978e6b9f54927411b62cb43eb04 (patch)
tree5378403444612c60279a22d86fba622637c5bba4 /drivers
parent42e1d1eed20a17c6cbb1d600c77a6ca69a632d4c (diff)
drm/i915/gvt: Add missing vfio_unregister_group_dev() call
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> Reviewed-by: Kevin Tian <kevin.tian@intel.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/0-v1-013609965fe8+9d-vfio_gvt_unregister_jgg@nvidia.com Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/i915/gvt/kvmgt.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c
index 41bba40feef8..9003145adb5a 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);
}