From 236d62b03a95d70ffe04fbc4cd55a64136f2ee44 Mon Sep 17 00:00:00 2001
From: Shyam Saini <mayhs11saini@gmail.com>
Date: Mon, 10 Oct 2016 05:47:36 +0530
Subject: [PATCH] alpha: kernel: Use vma_pages()
Replace explicit computation of vma page count by a call to
vma_pages()
Signed-off-by: Shyam Saini <mayhs11saini@gmail.com>
Signed-off-by: Matt Turner <mattst88@gmail.com>
---
arch/alpha/kernel/pci-sysfs.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/alpha/kernel/pci-sysfs.c b/arch/alpha/kernel/pci-sysfs.c
index 92c0d460815b..652449ebed52 100644
--- a/arch/alpha/kernel/pci-sysfs.c
+++ b/arch/alpha/kernel/pci-sysfs.c
@@ -38,7 +38,7 @@ static int __pci_mmap_fits(struct pci_dev *pdev, int num,
unsigned long nr, start, size;
int shift = sparse ? 5 : 0;
- nr = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
+ nr = vma_pages(vma);
start = vma->vm_pgoff;
size = ((pci_resource_len(pdev, num) - 1) >> (PAGE_SHIFT - shift)) + 1;
@@ -255,7 +255,7 @@ static int __legacy_mmap_fits(struct pci_controller *hose,
{
unsigned long nr, start, size;
- nr = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
+ nr = vma_pages(vma);
start = vma->vm_pgoff;
size = ((res_size - 1) >> PAGE_SHIFT) + 1;
--
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