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mm/hugetlb.c: make vma_shareable() return bool 

This makes vma_shareable() return bool now due to this particular function
only ever returning either one or zero as its return value.

Signed-off-by: Nicholas Krause <xerofoify@gmail.com>
Acked-by: Mike Kravetz <mike.kravetz@oracle.com>
Acked-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Nicholas Krause 2015-09-04 15:47:58 -07:00 committed by Linus Torvalds
parent 1027e4436b
commit 31aafb45f4
1 changed files with 3 additions and 3 deletions
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6
mm/hugetlb.c
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@ -3779,7 +3779,7 @@ static unsigned long page_table_shareable(struct vm_area_struct *svma,
return saddr; return saddr;
} }
static int vma_shareable(struct vm_area_struct *vma, unsigned long addr) static bool vma_shareable(struct vm_area_struct *vma, unsigned long addr)
{ {
unsigned long base = addr & PUD_MASK; unsigned long base = addr & PUD_MASK;
unsigned long end = base + PUD_SIZE; unsigned long end = base + PUD_SIZE;
@ -3789,8 +3789,8 @@ static int vma_shareable(struct vm_area_struct *vma, unsigned long addr)
*/ */
if (vma->vm_flags & VM_MAYSHARE && if (vma->vm_flags & VM_MAYSHARE &&
vma->vm_start <= base && end <= vma->vm_end) vma->vm_start <= base && end <= vma->vm_end)
return 1; return true;
return 0; return false;
} }
/* /*