drm/i915/gvt: remove the extra vfio_device refcounting for dmabufs

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All the dmabufs are torn down when th VGPU is released, so there is
no need for extra refcounting here.

Based on an patch from Jason Gunthorpe.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Zhi Wang <zhi.a.wang@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20220411141403.86980-25-hch@lst.de
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Zhi Wang <zhi.a.wang@intel.com>

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This commit is contained in:

Christoph Hellwig 2022-04-11 16:13:53 +02:00 • committed by Zhi Wang

parent 5f8f3fe67c

commit 37e4bdbd5b

2 changed files with 0 additions and 13 deletions

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12

drivers/gpu/drm/i915/gvt/dmabuf.c

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1

drivers/gpu/drm/i915/gvt/gvt.h

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