1 files changed, 3 insertions, 1 deletions

diff --git a/mm/fremap.c b/mm/fremap.c
index 7f08d10ceaff..49719a35769a 100644
--- a/mm/fremap.c
+++ b/mm/fremap.c
@@ -143,8 +143,10 @@ int install_file_pte(struct mm_struct *mm, struct vm_area_struct *vma,
         if (!pte)
                 goto err_unlock;
 
-        if (!pte_none(*pte) && zap_pte(mm, vma, addr, pte))
+        if (!pte_none(*pte) && zap_pte(mm, vma, addr, pte)) {
+                update_hiwater_rss(mm);
                 dec_mm_counter(mm, file_rss);
+        }
 
         set_pte_at(mm, addr, pte, pgoff_to_pte(pgoff));
         pte_val = *pte;