diff options
Diffstat (limited to 'mm/hugetlb.c')
-rw-r--r-- | mm/hugetlb.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index e51723866fb1..d37b3b95c439 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -1207,6 +1207,20 @@ static struct page *alloc_huge_page(struct vm_area_struct *vma, return page; } +/* + * alloc_huge_page()'s wrapper which simply returns the page if allocation + * succeeds, otherwise NULL. This function is called from new_vma_page(), + * where no ERR_VALUE is expected to be returned. + */ +struct page *alloc_huge_page_noerr(struct vm_area_struct *vma, + unsigned long addr, int avoid_reserve) +{ + struct page *page = alloc_huge_page(vma, addr, avoid_reserve); + if (IS_ERR(page)) + page = NULL; + return page; +} + int __weak alloc_bootmem_huge_page(struct hstate *h) { struct huge_bootmem_page *m; |