lkml.org 
[lkml]   [2017]   [Sep]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Subject[PATCH 7/7] drm/rockchip: Cocci spatch "vma_pages"
From
Date
Use vma_pages function on vma object instead of explicit computation.
Found by coccinelle spatch "api/vma_pages.cocci"

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
---

diff -u -p a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
--- 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_
{
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;
\
 
 \ /
  Last update: 2017-09-21 19:24    [W:0.218 / U:3.692 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site