diff --git a/include/linux/mm.h b/include/linux/mm.h
index ae67d3a33792..dcdb798184ef 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2223,15 +2223,6 @@ static inline long compound_nr(struct page *page)
 	return folio_large_nr_pages(folio);
 }
 
-/**
- * thp_nr_pages - The number of regular pages in this huge page.
- * @page: The head page of a huge page.
- */
-static inline long thp_nr_pages(struct page *page)
-{
-	return folio_nr_pages((struct folio *)page);
-}
-
 /**
  * folio_next - Move to the next physical folio.
  * @folio: The folio we're currently operating on.