diff options
Diffstat (limited to 'mm/memory.c')
| -rw-r--r-- | mm/memory.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/mm/memory.c b/mm/memory.c index 890095f5f36d..b273cc12b15d 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -810,8 +810,12 @@ static unsigned long zap_pte_range(struct mmu_gather *tlb, */ if (unlikely(details)) continue; - if (!pte_file(ptent)) - free_swap_and_cache(pte_to_swp_entry(ptent)); + if (pte_file(ptent)) { + if (unlikely(!(vma->vm_flags & VM_NONLINEAR))) + print_bad_pte(vma, addr, ptent, NULL); + } else if + (unlikely(!free_swap_and_cache(pte_to_swp_entry(ptent)))) + print_bad_pte(vma, addr, ptent, NULL); pte_clear_not_present_full(mm, addr, pte, tlb->fullmm); } while (pte++, addr += PAGE_SIZE, (addr != end && *zap_work > 0)); @@ -2707,8 +2711,7 @@ static int do_nonlinear_fault(struct mm_struct *mm, struct vm_area_struct *vma, if (!pte_unmap_same(mm, pmd, page_table, orig_pte)) return 0; - if (unlikely(!(vma->vm_flags & VM_NONLINEAR) || - !(vma->vm_flags & VM_CAN_NONLINEAR))) { + if (unlikely(!(vma->vm_flags & VM_NONLINEAR))) { /* * Page table corrupted: show pte and kill process. */ |