1 files changed, 13 insertions, 2 deletions
diff --git a/mm/folio-compat.c b/mm/folio-compat.c
index 69ed25790c68..cabcd1de9ecb 100644
--- a/mm/folio-compat.c
+++ b/mm/folio-compat.c
@@ -6,6 +6,7 @@
 
 #include <linux/migrate.h>
 #include <linux/pagemap.h>
+#include <linux/rmap.h>
 #include <linux/swap.h>
 #include "internal.h"
 
@@ -112,10 +113,10 @@ struct page *grab_cache_page_write_begin(struct address_space *mapping,
 }
 EXPORT_SYMBOL(grab_cache_page_write_begin);
 
-int isolate_lru_page(struct page *page)
+bool isolate_lru_page(struct page *page)
 {
 	if (WARN_RATELIMIT(PageTail(page), "trying to isolate tail page"))
-		return -EBUSY;
+		return false;
 	return folio_isolate_lru((struct folio *)page);
 }
 
@@ -123,3 +124,13 @@ void putback_lru_page(struct page *page)
 {
 	folio_putback_lru(page_folio(page));
 }
+
+#ifdef CONFIG_MMU
+void page_add_new_anon_rmap(struct page *page, struct vm_area_struct *vma,
+		unsigned long address)
+{
+	VM_BUG_ON_PAGE(PageTail(page), page);
+
+	return folio_add_new_anon_rmap((struct folio *)page, vma, address);
+}
+#endif