diff options
Diffstat (limited to 'arch/powerpc/mm/hugetlbpage-hash64.c')
| -rw-r--r-- | arch/powerpc/mm/hugetlbpage-hash64.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/mm/hugetlbpage-hash64.c b/arch/powerpc/mm/hugetlbpage-hash64.c index cdca743cdaf1..bf9078440256 100644 --- a/arch/powerpc/mm/hugetlbpage-hash64.c +++ b/arch/powerpc/mm/hugetlbpage-hash64.c @@ -50,8 +50,9 @@ int __hash_page_huge(unsigned long ea, unsigned long access, unsigned long vsid, if (unlikely(old_pte & _PAGE_BUSY)) return 0; /* If PTE permissions don't match, take page fault */ - if (unlikely(access & ~old_pte)) + if (unlikely(!check_pte_access(access, old_pte))) return 1; + /* Try to lock the PTE, add ACCESSED and DIRTY if it was * a write access */ new_pte = old_pte | _PAGE_BUSY | _PAGE_ACCESSED; |