diff --git a/mm/madvise.c b/mm/madvise.c
index 43b47d3..4bb30ed 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -335,12 +335,14 @@ static int madvise_cold_or_pageout_pte_range(pmd_t *pmd,
 		}
 
 		page = pmd_page(orig_pmd);
+
+		/* Do not interfere with other mappings of this page */
+		if (page_mapcount(page) != 1)
+			goto huge_unlock;
+
 		if (next - addr != HPAGE_PMD_SIZE) {
 			int err;
 
-			if (page_mapcount(page) != 1)
-				goto huge_unlock;
-
 			get_page(page);
 			spin_unlock(ptl);
 			lock_page(page);
@@ -426,6 +428,10 @@ static int madvise_cold_or_pageout_pte_range(pmd_t *pmd,
 			continue;
 		}
 
+		/* Do not interfere with other mappings of this page */
+		if (page_mapcount(page) != 1)
+			continue;
+
 		VM_BUG_ON_PAGE(PageTransCompound(page), page);
 
 		if (pte_young(ptent)) {