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-rw-r--r--mm/hugetlb.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 094455b..ac5f044 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)
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