Hi

Am 26.08.20 um 03:44 schrieb Dave Airlie:
> From: Dave Airlie <airlied@redhat.com>
> 
> Signed-off-by: Dave Airlie <airlied@redhat.com>
> ---
>  drivers/gpu/drm/drm_gem_vram_helper.c | 7 +------
>  1 file changed, 1 insertion(+), 6 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
> index 788557bc5c01..93586a310971 100644
> --- a/drivers/gpu/drm/drm_gem_vram_helper.c
> +++ b/drivers/gpu/drm/drm_gem_vram_helper.c
> @@ -973,10 +973,6 @@ static void backend_func_destroy(struct ttm_bo_device *bdev, struct ttm_tt *tt)
>  	kfree(tt);
>  }
>  
> -static struct ttm_backend_func backend_func = {
> -	.destroy = backend_func_destroy
> -};
> -
>  /*
>   * TTM BO device
>   */
> @@ -991,8 +987,6 @@ static struct ttm_tt *bo_driver_ttm_tt_create(struct ttm_buffer_object *bo,
>  	if (!tt)
>  		return NULL;
>  
> -	tt->func = &backend_func;
> -
>  	ret = ttm_tt_init(tt, bo, page_flags);
>  	if (ret < 0)
>  		goto err_ttm_tt_init;
> @@ -1055,6 +1049,7 @@ static int bo_driver_io_mem_reserve(struct ttm_bo_device *bdev,
>  
>  static struct ttm_bo_driver bo_driver = {
>  	.ttm_tt_create = bo_driver_ttm_tt_create,
> +	.ttm_tt_destroy = backend_func_destroy,

Please rename backend_func_destroy to bo_driver_ttm_tt_destroy. With
this change

Acked-by: Thomas Zimmermann <tzimmermann@suse.de>

Best regards
Thomas

>  	.eviction_valuable = ttm_bo_eviction_valuable,
>  	.evict_flags = bo_driver_evict_flags,
>  	.move_notify = bo_driver_move_notify,
> 

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