diff options
Diffstat (limited to 'mm/hugetlb.c')
| -rw-r--r-- | mm/hugetlb.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index eb7180db3033..a45d1f0691ce 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -326,9 +326,10 @@ static void set_huge_ptep_writable(struct vm_area_struct *vma, pte_t entry; entry = pte_mkwrite(pte_mkdirty(*ptep)); - ptep_set_access_flags(vma, address, ptep, entry, 1); - update_mmu_cache(vma, address, entry); - lazy_mmu_prot_update(entry); + if (ptep_set_access_flags(vma, address, ptep, entry, 1)) { + update_mmu_cache(vma, address, entry); + lazy_mmu_prot_update(entry); + } } |