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-rw-r--r--fs/proc/task_mmu.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index f08bd31c1081..312578089544 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -900,7 +900,14 @@ static inline void clear_soft_dirty(struct vm_area_struct *vma,
900static inline void clear_soft_dirty_pmd(struct vm_area_struct *vma, 900static inline void clear_soft_dirty_pmd(struct vm_area_struct *vma,
901 unsigned long addr, pmd_t *pmdp) 901 unsigned long addr, pmd_t *pmdp)
902{ 902{
903 pmd_t pmd = pmdp_huge_get_and_clear(vma->vm_mm, addr, pmdp); 903 pmd_t pmd = *pmdp;
904
905 /* See comment in change_huge_pmd() */
906 pmdp_invalidate(vma, addr, pmdp);
907 if (pmd_dirty(*pmdp))
908 pmd = pmd_mkdirty(pmd);
909 if (pmd_young(*pmdp))
910 pmd = pmd_mkyoung(pmd);
904 911
905 pmd = pmd_wrprotect(pmd); 912 pmd = pmd_wrprotect(pmd);
906 pmd = pmd_clear_soft_dirty(pmd); 913 pmd = pmd_clear_soft_dirty(pmd);