drm: use vma_pages() to replace (vm_end - vm_start) >> PAGE_SHIFT
authorLibin <huawei.libin@huawei.com>
Mon, 15 Apr 2013 12:48:57 +0000 (20:48 +0800)
committerDave Airlie <airlied@redhat.com>
Tue, 16 Apr 2013 03:14:00 +0000 (13:14 +1000)
commit025df7755472dc5ee9ebc5aa7023eba4b4ef3e3b
tree5174bb512dde0009be5b4e9567da281bea2c38cd
parent87d24fc3abb0666b23b6136d81dc29014b3c76dd
drm: use vma_pages() to replace (vm_end - vm_start) >> PAGE_SHIFT

(*->vm_end - *->vm_start) >> PAGE_SHIFT operation is implemented
as a inline funcion vma_pages() in linux/mm.h, so using it.

Signed-off-by: Libin <huawei.libin@huawei.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
drivers/gpu/drm/ttm/ttm_bo_vm.c