[PATCH 6/6] mm: Remove page_mapping()

["Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>]

All callers are now converted, delete this compatibility wrapper.

Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
 include/linux/pagemap.h | 1 -
 mm/folio-compat.c       | 6 ------
 2 files changed, 7 deletions(-)

diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index b6f14e9a2d98..941f7ed714b9 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -399,7 +399,6 @@ static inline void filemap_nr_thps_dec(struct address_space *mapping)
 #endif
 }
 
-struct address_space *page_mapping(struct page *);
 struct address_space *folio_mapping(struct folio *);
 struct address_space *swapcache_mapping(struct folio *);
 
diff --git a/mm/folio-compat.c b/mm/folio-compat.c
index f31e0ce65b11..f05906006b3c 100644
--- a/mm/folio-compat.c
+++ b/mm/folio-compat.c
@@ -10,12 +10,6 @@
 #include <linux/swap.h>
 #include "internal.h"
 
-struct address_space *page_mapping(struct page *page)
-{
-	return folio_mapping(page_folio(page));
-}
-EXPORT_SYMBOL(page_mapping);
-
 void unlock_page(struct page *page)
 {
 	return folio_unlock(page_folio(page));
-- 
2.43.0