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author | Muhammad Falak R Wani <falakreyaz@gmail.com> | 2016-05-24 02:04:32 +0200 |
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committer | David Vrabel <david.vrabel@citrix.com> | 2016-07-06 11:34:47 +0200 |
commit | c7ebf9d9c6b4e9402b978da0b0785db4129c1f79 (patch) | |
tree | 600f397525a94ed5c4a712ae01d086a497bbef82 /drivers/xen/gntalloc.c | |
parent | Xen: EFI: Parse DT parameters for Xen specific UEFI (diff) | |
download | linux-c7ebf9d9c6b4e9402b978da0b0785db4129c1f79.tar.xz linux-c7ebf9d9c6b4e9402b978da0b0785db4129c1f79.zip |
xen: use vma_pages().
Replace explicit computation of vma page count by a call to
vma_pages().
Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Diffstat (limited to 'drivers/xen/gntalloc.c')
-rw-r--r-- | drivers/xen/gntalloc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/xen/gntalloc.c b/drivers/xen/gntalloc.c index 4547a91bca67..7a47c4c9fb1b 100644 --- a/drivers/xen/gntalloc.c +++ b/drivers/xen/gntalloc.c @@ -504,7 +504,7 @@ static int gntalloc_mmap(struct file *filp, struct vm_area_struct *vma) struct gntalloc_file_private_data *priv = filp->private_data; struct gntalloc_vma_private_data *vm_priv; struct gntalloc_gref *gref; - int count = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT; + int count = vma_pages(vma); int rv, i; if (!(vma->vm_flags & VM_SHARED)) { |