Messages in this thread Patch in this message | | | From | Muhammad Falak R Wani <> | Subject | [PATCH] xen/gntdev: use vma_pages(). | Date | Sat, 21 May 2016 18:39:20 +0530 |
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Replace explicit computation of vma page count by a call to vma_pages()
Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com> --- drivers/xen/gntdev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c index 6793957..bb95212 100644 --- a/drivers/xen/gntdev.c +++ b/drivers/xen/gntdev.c @@ -982,7 +982,7 @@ static int gntdev_mmap(struct file *flip, struct vm_area_struct *vma) { struct gntdev_priv *priv = flip->private_data; int index = vma->vm_pgoff; - int count = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT; + int count = vma_pages(vma); struct grant_map *map; int i, err = -EINVAL; -- 1.9.1
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