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

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

Signed-off-by: Nicholas Krause <xerofoify@gmail.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 15:48:27 -07:00 committed by Linus Torvalds
parent 1ecef9ed0f
commit 559ec2f8fd

View File

@ -616,7 +616,7 @@ void reset_vma_resv_huge_pages(struct vm_area_struct *vma)
}
/* Returns true if the VMA has associated reserve pages */
static int vma_has_reserves(struct vm_area_struct *vma, long chg)
static bool vma_has_reserves(struct vm_area_struct *vma, long chg)
{
if (vma->vm_flags & VM_NORESERVE) {
/*
@ -629,23 +629,23 @@ static int vma_has_reserves(struct vm_area_struct *vma, long chg)
* properly, so add work-around here.
*/
if (vma->vm_flags & VM_MAYSHARE && chg == 0)
return 1;
return true;
else
return 0;
return false;
}
/* Shared mappings always use reserves */
if (vma->vm_flags & VM_MAYSHARE)
return 1;
return true;
/*
* Only the process that called mmap() has reserves for
* private mappings.
*/
if (is_vma_resv_set(vma, HPAGE_RESV_OWNER))
return 1;
return true;
return 0;
return false;
}
static void enqueue_huge_page(struct hstate *h, struct page *page)