[PATCH] xen/privcmd: use vma_pages().

From	Muhammad Falak R Wani <falakreyaz@gmail.com>
Newsgroups	linux.kernel
Subject	[PATCH] xen/privcmd: use vma_pages().
Date	2016-05-21 15:10 +0200
Message-ID	<rBePf-3U4-15@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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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/privcmd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/xen/privcmd.c b/drivers/xen/privcmd.c
index df2e6f7..702040f 100644
--- a/drivers/xen/privcmd.c
+++ b/drivers/xen/privcmd.c
@@ -582,7 +582,7 @@ static long privcmd_ioctl(struct file *file,
 static void privcmd_close(struct vm_area_struct *vma)
 {
 	struct page **pages = vma->vm_private_data;
-	int numpgs = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
+	int numpgs = vma_pages(vma);
 	int numgfns = (vma->vm_end - vma->vm_start) >> XEN_PAGE_SHIFT;
 	int rc;
 
-- 
1.9.1

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[PATCH] xen/privcmd: use vma_pages(). Muhammad Falak R Wani <falakreyaz@gmail.com> - 2016-05-21 15:10 +0200
  Re: [PATCH] xen/privcmd: use vma_pages(). Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2016-05-23 22:30 +0200
    Re: [PATCH] xen/privcmd: use vma_pages(). Muhammad Falak R Wani <falakreyaz@gmail.com> - 2016-05-24 02:10 +0200

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