1 files changed, 3 insertions, 0 deletions

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 094455bcbbf7..ac5f044bf514 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -310,6 +310,9 @@ void unmap_hugepage_range(struct vm_area_struct *vma, unsigned long start,
         BUG_ON(start & ~HPAGE_MASK);
         BUG_ON(end & ~HPAGE_MASK);
 
+        /* Update high watermark before we lower rss */
+        update_hiwater_rss(mm);
+
         for (address = start; address < end; address += HPAGE_SIZE) {
                 ptep = huge_pte_offset(mm, address);
                 if (! ptep)