diff options
| -rw-r--r-- | arch/um/kernel/trap_kern.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/um/kernel/trap_kern.c b/arch/um/kernel/trap_kern.c index d20361dcd12..87cc6fd76ce 100644 --- a/arch/um/kernel/trap_kern.c +++ b/arch/um/kernel/trap_kern.c @@ -85,8 +85,7 @@ survive: pte = pte_offset_kernel(pmd, address); } while(!pte_present(*pte)); err = 0; - *pte = pte_mkyoung(*pte); - if(pte_write(*pte)) *pte = pte_mkdirty(*pte); + WARN_ON(!pte_young(*pte) || (is_write && !pte_dirty(*pte))); flush_tlb_page(vma, address); out: up_read(&mm->mmap_sem); |