mm: Convert swap_set_page_dirty() to swap_dirty_folio()

Straightforward conversion.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Tested-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Acked-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Tested-by: Mike Marshall <hubcap@omnibond.com> # orangefs
Tested-by: David Howells <dhowells@redhat.com> # afs

1 files changed, 10 insertions, 8 deletions

diff --git a/mm/page_io.c b/mm/page_io.c
index 24c975fb4e21..8f20f4dad289 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -438,19 +438,21 @@ out:
 	return ret;
 }
 
-int swap_set_page_dirty(struct page *page)
+bool swap_dirty_folio(struct address_space *mapping, struct folio *folio)
 {
-	struct swap_info_struct *sis = page_swap_info(page);
+	struct swap_info_struct *sis = swp_swap_info(folio_swap_entry(folio));
 
 	if (data_race(sis->flags & SWP_FS_OPS)) {
-		struct address_space *mapping = sis->swap_file->f_mapping;
-		const struct address_space_operations *aops = mapping->a_ops;
+		const struct address_space_operations *aops;
+
+		mapping = sis->swap_file->f_mapping;
+		aops = mapping->a_ops;
 
-		VM_BUG_ON_PAGE(!PageSwapCache(page), page);
+		VM_BUG_ON_FOLIO(!folio_test_swapcache(folio), folio);
 		if (aops->dirty_folio)
-			return aops->dirty_folio(mapping, page_folio(page));
-		return aops->set_page_dirty(page);
+			return aops->dirty_folio(mapping, folio);
+		return aops->set_page_dirty(&folio->page);
 	} else {
-		return __set_page_dirty_no_writeback(page);
+		return __set_page_dirty_no_writeback(&folio->page);
 	}
 }