From: Thomas Meyer Date: Wed, 20 Sep 2017 22:29:36 +0000 (+0200) Subject: drm/rockchip: Cocci spatch "vma_pages" X-Git-Tag: Ubuntu-5.2.0-15.16~5530^2~25^2~26 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=f2a44dd02329707514af16fe0904a78604a97c0b;p=mirror_ubuntu-eoan-kernel.git drm/rockchip: Cocci spatch "vma_pages" Use vma_pages function on vma object instead of explicit computation. Found by coccinelle spatch "api/vma_pages.cocci" Signed-off-by: Thomas Meyer Signed-off-by: Mark Yao Link: https://patchwork.freedesktop.org/patch/msgid/1505946334393-988165015-7-diffsplit-thomas@m3y3r.de --- 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;