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drm/virtio: fix mmap page attributes
virtio-gpu uses cached mappings, set
drm_gem_shmem_object.map_cached accordingly.
Cc: stable@vger.kernel.org
Fixes: c66df701e7
("drm/virtio: switch from ttm to gem shmem helpers")
Reported-by: Gurchetan Singh <gurchetansingh@chromium.org>
Reported-by: Guillaume Gardet <Guillaume.Gardet@arm.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
Tested-by: Guillaume Gardet <Guillaume.Gardet@arm.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20200226154752.24328-3-kraxel@redhat.com
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@ -99,6 +99,7 @@ struct drm_gem_object *virtio_gpu_create_object(struct drm_device *dev,
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return NULL;
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bo->base.base.funcs = &virtio_gpu_gem_funcs;
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bo->base.map_cached = true;
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return &bo->base.base;
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}
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