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>
This commit is contained in:
parent
0cac5c3018
commit
c7ebf9d9c6
|
@ -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)) {
|
||||
|
|
|
@ -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;
|
||||
|
||||
|
|
|
@ -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;
|
||||
|
||||
|
|
Loading…
Reference in a new issue