1 files changed, 9 insertions, 0 deletions

diff --git a/mm/swapfile.c b/mm/swapfile.c
index 9678182e0eef..1f9cf0d073b8 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -554,6 +554,15 @@ static int unuse_mm(struct mm_struct *mm,
         return 0;
 }
 
+#ifdef CONFIG_MIGRATION
+int remove_vma_swap(struct vm_area_struct *vma, struct page *page)
+{
+        swp_entry_t entry = { .val = page_private(page) };
+
+        return unuse_vma(vma, entry, page);
+}
+#endif
+
 /*
  * Scan swap_map from current position to next entry still in use.
  * Recycle to start on reaching the end, returning 0 when empty.