Re: [PATCH 7/8] drm/vram: drop verify_access

From: Thomas Zimmermann
Date: Fri Sep 13 2019 - 09:11:36 EST


Hi

Am 13.09.19 um 14:29 schrieb Gerd Hoffmann:
> Not needed any more.
>
> Signed-off-by: Gerd Hoffmann <kraxel@xxxxxxxxxx>

Reviewed-by: Thomas Zimmermann <tzimmermann@xxxxxxx>

> ---
> drivers/gpu/drm/drm_gem_vram_helper.c | 22 ----------------------
> 1 file changed, 22 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
> index e100b97ea6e3..42ee80414273 100644
> --- a/drivers/gpu/drm/drm_gem_vram_helper.c
> +++ b/drivers/gpu/drm/drm_gem_vram_helper.c
> @@ -469,13 +469,6 @@ static void drm_gem_vram_bo_driver_evict_flags(struct drm_gem_vram_object *gbo,
> *pl = gbo->placement;
> }
>
> -static int drm_gem_vram_bo_driver_verify_access(struct drm_gem_vram_object *gbo,
> - struct file *filp)
> -{
> - return drm_vma_node_verify_access(&gbo->bo.base.vma_node,
> - filp->private_data);
> -}
> -
> static void drm_gem_vram_bo_driver_move_notify(struct drm_gem_vram_object *gbo,
> bool evict,
> struct ttm_mem_reg *new_mem)
> @@ -767,20 +760,6 @@ static void bo_driver_evict_flags(struct ttm_buffer_object *bo,
> drm_gem_vram_bo_driver_evict_flags(gbo, placement);
> }
>
> -static int bo_driver_verify_access(struct ttm_buffer_object *bo,
> - struct file *filp)
> -{
> - struct drm_gem_vram_object *gbo;
> -
> - /* TTM may pass BOs that are not GEM VRAM BOs. */
> - if (!drm_is_gem_vram(bo))
> - return -EINVAL;
> -
> - gbo = drm_gem_vram_of_bo(bo);
> -
> - return drm_gem_vram_bo_driver_verify_access(gbo, filp);
> -}
> -
> static void bo_driver_move_notify(struct ttm_buffer_object *bo,
> bool evict,
> struct ttm_mem_reg *new_mem)
> @@ -837,7 +816,6 @@ static struct ttm_bo_driver bo_driver = {
> .init_mem_type = bo_driver_init_mem_type,
> .eviction_valuable = ttm_bo_eviction_valuable,
> .evict_flags = bo_driver_evict_flags,
> - .verify_access = bo_driver_verify_access,
> .move_notify = bo_driver_move_notify,
> .io_mem_reserve = bo_driver_io_mem_reserve,
> .io_mem_free = bo_driver_io_mem_free,
>

--
Thomas Zimmermann
Graphics Driver Developer
SUSE Linux GmbH, Maxfeldstrasse 5, 90409 Nuernberg, Germany
GF: Felix ImendÃrffer, Mary Higgins, Sri Rasiah
HRB 21284 (AG NÃrnberg)

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