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-rw-r--r--mm/memory.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/memory.c b/mm/memory.c
index baa999e87cd..b80cc31292b 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1718,6 +1718,7 @@ static int apply_to_pte_range(struct mm_struct *mm, pmd_t *pmd,
BUG_ON(pmd_huge(*pmd));
+ preempt_disable();
arch_enter_lazy_mmu_mode();
token = pmd_pgtable(*pmd);
@@ -1729,6 +1730,7 @@ static int apply_to_pte_range(struct mm_struct *mm, pmd_t *pmd,
} while (pte++, addr += PAGE_SIZE, addr != end);
arch_leave_lazy_mmu_mode();
+ preempt_enable();
if (mm != &init_mm)
pte_unmap_unlock(pte-1, ptl);