[PATCH v5 3/6] drm/qxl: release shadow on shutdown

[Thomas Zimmermann]

Hi

Am 03.02.21 um 14:16 schrieb Gerd Hoffmann:
> In case we have a shadow surface on shutdown release
> it so it doesn't leak.
> 
> Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>
> ---
>   drivers/gpu/drm/qxl/qxl_display.c | 4 ++++
>   1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
> index 38d6b596094d..60331e31861a 100644
> --- a/drivers/gpu/drm/qxl/qxl_display.c
> +++ b/drivers/gpu/drm/qxl/qxl_display.c
> @@ -1229,5 +1229,9 @@ int qxl_modeset_init(struct qxl_device *qdev)
>   
>   void qxl_modeset_fini(struct qxl_device *qdev)
>   {
> +	if (qdev->dumb_shadow_bo) {
> +		drm_gem_object_put(&qdev->dumb_shadow_bo->tbo.base);
> +		qdev->dumb_shadow_bo = NULL;
> +	}

In qxl_plane_prepare_fb(), qdev->dumb_shadow_bo is being created as 
pinned object. Wouldn't it have to be unpinned here and during the 
release in qxl_plane_prepare_fb()?

Best regards
Thomas

>   	qxl_destroy_monitors_object(qdev);
>   }
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer

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