Re: [PATCH 1/1] gpu: drm: gma500: Use vma_pages()

From: Patrik Jakobsson
Date: Sun Oct 09 2016 - 19:46:46 EST


On Mon, Oct 10, 2016 at 1:07 AM, Shyam Saini <mayhs11saini@xxxxxxxxx> wrote:
> Replace explicit computation of vma page count by a call to
> vma_pages()

Hi, I already have this patch in the "queue" from:
Muhammad Falak R Wani <falakreyaz@xxxxxxxxx>

Will include that one when I get around to sending out a PR.

Thanks
Patrik

>
> Signed-off-by: Shyam Saini <mayhs11saini@xxxxxxxxx>
> ---
> drivers/gpu/drm/gma500/framebuffer.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c
> index 3a44e70..0fde850 100644
> --- a/drivers/gpu/drm/gma500/framebuffer.c
> +++ b/drivers/gpu/drm/gma500/framebuffer.c
> @@ -124,7 +124,7 @@ static int psbfb_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
> unsigned long phys_addr = (unsigned long)dev_priv->stolen_base +
> psbfb->gtt->offset;
>
> - page_num = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
> + page_num = vma_pages(vma);
> address = (unsigned long)vmf->virtual_address - (vmf->pgoff << PAGE_SHIFT);
>
> vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
> --
> 2.7.4
>