jfs: stop using write_cache_pages

Stop using the obsolete write_cache_pages and use writeback_iter directly.

Signed-off-by: Christoph Hellwig <[email protected]>
Signed-off-by: Dave Kleikamp <[email protected]>

Author: Christoph Hellwig

fs/jfs/jfs_metapage.c

@@ -421,7 +421,7 @@ static void metapage_write_end_io(struct bio *bio)
 }
 
 static int metapage_write_folio(struct folio *folio,
-		struct writeback_control *wbc, void *unused)
+		struct writeback_control *wbc)
 {
 	struct bio *bio = NULL;
 	int block_offset;	/* block offset of mp within page */
@@ -550,10 +550,12 @@ static int metapage_writepages(struct address_space *mapping,
 		struct writeback_control *wbc)
 {
 	struct blk_plug plug;
+	struct folio *folio = NULL;
 	int err;
 
 	blk_start_plug(&plug);
-	err = write_cache_pages(mapping, wbc, metapage_write_folio, NULL);
+	while ((folio = writeback_iter(mapping, wbc, folio, &err)))
+		err = metapage_write_folio(folio, wbc);
 	blk_finish_plug(&plug);
 
 	return err;
@@ -813,7 +815,7 @@ static int metapage_write_one(struct folio *folio)
 
 	if (folio_clear_dirty_for_io(folio)) {
 		folio_get(folio);
-		ret = metapage_write_folio(folio, &wbc, NULL);
+		ret = metapage_write_folio(folio, &wbc);
 		if (ret == 0)
 			folio_wait_writeback(folio);
 		folio_put(folio);