[PATCH 3/4] mm: remove wait_on_page_writeback()

[Tal Zussman]

The last caller was converted to folio_wait_writeback(), so drop the
wait_on_page_writeback() compatibility wrapper and its declaration.

Signed-off-by: Tal Zussman <tz2294@xxxxxxxxxxxx>
---
 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 4e8b2b29f6d3..c8666fd14d3d 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -1335,7 +1335,6 @@ static inline int folio_wait_locked_killable(struct folio *folio)
 }
 
 void folio_end_read(struct folio *folio, bool success);
-void wait_on_page_writeback(struct page *page);
 void folio_wait_writeback(struct folio *folio);
 int folio_wait_writeback_killable(struct folio *folio);
 void end_page_writeback(struct page *page);
diff --git a/mm/folio-compat.c b/mm/folio-compat.c
index a02179a0bded..ae0271591d37 100644
--- a/mm/folio-compat.c
+++ b/mm/folio-compat.c
@@ -23,12 +23,6 @@ void end_page_writeback(struct page *page)
 }
 EXPORT_SYMBOL(end_page_writeback);
 
-void wait_on_page_writeback(struct page *page)
-{
-	return folio_wait_writeback(page_folio(page));
-}
-EXPORT_SYMBOL_GPL(wait_on_page_writeback);
-
 void mark_page_accessed(struct page *page)
 {
 	folio_mark_accessed(page_folio(page));

-- 
2.39.5