2438 		struct writeback_control *wbc, struct folio *folio)  in folio_prepare_writeback()  argument
2457 		if (wbc->sync_mode == WB_SYNC_NONE)  in folio_prepare_writeback()
2469 static xa_mark_t wbc_to_tag(struct writeback_control *wbc)  in wbc_to_tag()  argument
2471 	if (wbc->sync_mode == WB_SYNC_ALL || wbc->tagged_writepages)  in wbc_to_tag()
2476 static pgoff_t wbc_end(struct writeback_control *wbc)  in wbc_end()  argument
2478 	if (wbc->range_cyclic)  in wbc_end()
2480 	return wbc->range_end >> PAGE_SHIFT;  in wbc_end()
2484 		struct writeback_control *wbc)  in writeback_get_folio()  argument
2489 	folio = folio_batch_next(&wbc->fbatch);  in writeback_get_folio()
2491 		folio_batch_release(&wbc->fbatch);  in writeback_get_folio()
2493 		filemap_get_folios_tag(mapping, &wbc->index, wbc_end(wbc),  in writeback_get_folio()
2494 				wbc_to_tag(wbc), &wbc->fbatch);  in writeback_get_folio()
2495 		folio = folio_batch_next(&wbc->fbatch);  in writeback_get_folio()
2501 	if (unlikely(!folio_prepare_writeback(mapping, wbc, folio))) {  in writeback_get_folio()
2506 	trace_wbc_writepage(wbc, inode_to_bdi(mapping->host));  in writeback_get_folio()
2537 		struct writeback_control *wbc, struct folio *folio, int *error)  in writeback_iter()  argument
2540 		folio_batch_init(&wbc->fbatch);  in writeback_iter()
2541 		wbc->saved_err = *error = 0;  in writeback_iter()
2550 		if (wbc->range_cyclic)  in writeback_iter()
2551 			wbc->index = mapping->writeback_index;  in writeback_iter()
2553 			wbc->index = wbc->range_start >> PAGE_SHIFT;  in writeback_iter()
2566 		if (wbc->sync_mode == WB_SYNC_ALL || wbc->tagged_writepages)  in writeback_iter()
2567 			tag_pages_for_writeback(mapping, wbc->index,  in writeback_iter()
2568 					wbc_end(wbc));  in writeback_iter()
2570 		wbc->nr_to_write -= folio_nr_pages(folio);  in writeback_iter()
2585 		if (wbc->sync_mode == WB_SYNC_ALL) {  in writeback_iter()
2586 			if (*error && !wbc->saved_err)  in writeback_iter()
2587 				wbc->saved_err = *error;  in writeback_iter()
2589 			if (*error || wbc->nr_to_write <= 0)  in writeback_iter()
2594 	folio = writeback_get_folio(mapping, wbc);  in writeback_iter()
2606 		if (wbc->range_cyclic)  in writeback_iter()
2613 		*error = wbc->saved_err;  in writeback_iter()
2618 	if (wbc->range_cyclic)  in writeback_iter()
2620 	folio_batch_release(&wbc->fbatch);  in writeback_iter()
2637 		      struct writeback_control *wbc, writepage_t writepage,  in write_cache_pages()  argument
2643 	while ((folio = writeback_iter(mapping, wbc, folio, &error))) {  in write_cache_pages()
2644 		error = writepage(folio, wbc, data);  in write_cache_pages()
2656 		struct writeback_control *wbc)  in writeback_use_writepage()  argument
2663 	while ((folio = writeback_iter(mapping, wbc, folio, &err))) {  in writeback_use_writepage()
2664 		err = mapping->a_ops->writepage(&folio->page, wbc);  in writeback_use_writepage()
2676 int do_writepages(struct address_space *mapping, struct writeback_control *wbc)  in do_writepages()  argument
2681 	if (wbc->nr_to_write <= 0)  in do_writepages()
2683 	wb = inode_to_wb_wbc(mapping->host, wbc);  in do_writepages()
2687 			ret = mapping->a_ops->writepages(mapping, wbc);  in do_writepages()
2689 			ret = writeback_use_writepage(mapping, wbc);  in do_writepages()
2694 		if (ret != -ENOMEM || wbc->sync_mode != WB_SYNC_ALL)  in do_writepages()
2850 bool folio_redirty_for_writepage(struct writeback_control *wbc,  in folio_redirty_for_writepage()  argument
2857 	wbc->pages_skipped += nr;  in folio_redirty_for_writepage()