1 files changed, 2 insertions, 0 deletions

diff --git a/mm/internal.h b/mm/internal.h
index 1f43f7416972..4e8e78b978b5 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -39,6 +39,8 @@ static inline void __put_page(struct page *page)
         atomic_dec(&page->_count);
 }
 
+extern int isolate_lru_page(struct page *page);
+
 extern void __free_pages_bootmem(struct page *page, unsigned int order);
 
 /*