Use vma_pages function on vma object instead of explicit computation. ./drivers/gpu/drm/rockchip/rockchip_drm_gem.c:223:34-40: WARNING: Consider using vma_pages helper on vma Generated by: scripts/coccinelle/api/vma_pages.cocci Signed-off-by: Vasyl Gomonovych <gomonovych@xxxxxxxxx> --- drivers/gpu/drm/rockchip/rockchip_drm_gem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c index 1869c8bb76c8..1d9655576b6e 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c @@ -220,7 +220,7 @@ static int rockchip_drm_gem_object_mmap_iommu(struct drm_gem_object *obj, { struct rockchip_gem_object *rk_obj = to_rockchip_obj(obj); unsigned int i, count = obj->size >> PAGE_SHIFT; - unsigned long user_count = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT; + unsigned long user_count = vma_pages(vma); unsigned long uaddr = vma->vm_start; unsigned long offset = vma->vm_pgoff; unsigned long end = user_count + offset; -- 1.9.1 _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel