2074 int balance_dirty_pages_ratelimited_flags(struct address_space *mapping,  in balance_dirty_pages_ratelimited_flags()  argument
2077 	struct inode *inode = mapping->host;  in balance_dirty_pages_ratelimited_flags()
2144 void balance_dirty_pages_ratelimited(struct address_space *mapping)  in balance_dirty_pages_ratelimited()  argument
2146 	balance_dirty_pages_ratelimited_flags(mapping, 0);  in balance_dirty_pages_ratelimited()
2411 void tag_pages_for_writeback(struct address_space *mapping,  in tag_pages_for_writeback()  argument
2414 	XA_STATE(xas, &mapping->i_pages, start);  in tag_pages_for_writeback()
2433 static bool folio_prepare_writeback(struct address_space *mapping,  in folio_prepare_writeback()  argument
2443 	if (unlikely(folio->mapping != mapping))  in folio_prepare_writeback()
2479 static struct folio *writeback_get_folio(struct address_space *mapping,  in writeback_get_folio()  argument
2489 		filemap_get_folios_tag(mapping, &wbc->index, wbc_end(wbc),  in writeback_get_folio()
2497 	if (unlikely(!folio_prepare_writeback(mapping, wbc, folio))) {  in writeback_get_folio()
2502 	trace_wbc_writepage(wbc, inode_to_bdi(mapping->host));  in writeback_get_folio()
2532 struct folio *writeback_iter(struct address_space *mapping,  in writeback_iter()  argument
2547 			wbc->index = mapping->writeback_index;  in writeback_iter()
2563 			tag_pages_for_writeback(mapping, wbc->index,  in writeback_iter()
2590 	folio = writeback_get_folio(mapping, wbc);  in writeback_iter()
2603 			mapping->writeback_index = 0;  in writeback_iter()
2615 		mapping->writeback_index = folio_next_index(folio);  in writeback_iter()
2632 int write_cache_pages(struct address_space *mapping,  in write_cache_pages()  argument
2639 	while ((folio = writeback_iter(mapping, wbc, folio, &error))) {  in write_cache_pages()
2651 static int writeback_use_writepage(struct address_space *mapping,  in writeback_use_writepage()  argument
2659 	while ((folio = writeback_iter(mapping, wbc, folio, &err))) {  in writeback_use_writepage()
2660 		err = mapping->a_ops->writepage(&folio->page, wbc);  in writeback_use_writepage()
2665 		mapping_set_error(mapping, err);  in writeback_use_writepage()
2672 int do_writepages(struct address_space *mapping, struct writeback_control *wbc)  in do_writepages()  argument
2679 	wb = inode_to_wb_wbc(mapping->host, wbc);  in do_writepages()
2682 		if (mapping->a_ops->writepages) {  in do_writepages()
2683 			ret = mapping->a_ops->writepages(mapping, wbc);  in do_writepages()
2684 		} else if (mapping->a_ops->writepage) {  in do_writepages()
2685 			ret = writeback_use_writepage(mapping, wbc);  in do_writepages()
2716 bool noop_dirty_folio(struct address_space *mapping, struct folio *folio)  in noop_dirty_folio()  argument
2732 		struct address_space *mapping)  in folio_account_dirtied()  argument
2734 	struct inode *inode = mapping->host;  in folio_account_dirtied()
2736 	trace_writeback_dirty_folio(folio, mapping);  in folio_account_dirtied()
2738 	if (mapping_can_writeback(mapping)) {  in folio_account_dirtied()
2789 void __folio_mark_dirty(struct folio *folio, struct address_space *mapping,  in __folio_mark_dirty()  argument
2794 	xa_lock_irqsave(&mapping->i_pages, flags);  in __folio_mark_dirty()
2795 	if (folio->mapping) {	/* Race with truncate? */  in __folio_mark_dirty()
2797 		folio_account_dirtied(folio, mapping);  in __folio_mark_dirty()
2798 		__xa_set_mark(&mapping->i_pages, folio_index(folio),  in __folio_mark_dirty()
2801 	xa_unlock_irqrestore(&mapping->i_pages, flags);  in __folio_mark_dirty()
2823 bool filemap_dirty_folio(struct address_space *mapping, struct folio *folio)  in filemap_dirty_folio()  argument
2831 	__folio_mark_dirty(folio, mapping, !folio_test_private(folio));  in filemap_dirty_folio()
2834 	if (mapping->host) {  in filemap_dirty_folio()
2836 		__mark_inode_dirty(mapping->host, I_DIRTY_PAGES);  in filemap_dirty_folio()
2857 	struct address_space *mapping = folio->mapping;  in folio_redirty_for_writepage()  local
2862 	ret = filemap_dirty_folio(mapping, folio);  in folio_redirty_for_writepage()
2863 	if (mapping && mapping_can_writeback(mapping)) {  in folio_redirty_for_writepage()
2864 		struct inode *inode = mapping->host;  in folio_redirty_for_writepage()
2893 	struct address_space *mapping = folio_mapping(folio);  in folio_mark_dirty()  local
2895 	if (likely(mapping)) {  in folio_mark_dirty()
2909 		return mapping->a_ops->dirty_folio(mapping, folio);  in folio_mark_dirty()
2912 	return noop_dirty_folio(mapping, folio);  in folio_mark_dirty()
2952 	struct address_space *mapping = folio_mapping(folio);  in __folio_cancel_dirty()  local
2954 	if (mapping_can_writeback(mapping)) {  in __folio_cancel_dirty()
2955 		struct inode *inode = mapping->host;  in __folio_cancel_dirty()
2989 	struct address_space *mapping = folio_mapping(folio);  in folio_clear_dirty_for_io()  local
2994 	if (mapping && mapping_can_writeback(mapping)) {  in folio_clear_dirty_for_io()
2995 		struct inode *inode = mapping->host;  in folio_clear_dirty_for_io()
3074 	struct address_space *mapping = folio_mapping(folio);  in __folio_end_writeback()  local
3078 	if (mapping && mapping_use_writeback_tags(mapping)) {  in __folio_end_writeback()
3079 		struct inode *inode = mapping->host;  in __folio_end_writeback()
3083 		xa_lock_irqsave(&mapping->i_pages, flags);  in __folio_end_writeback()
3085 		__xa_clear_mark(&mapping->i_pages, folio_index(folio),  in __folio_end_writeback()
3092 			if (!mapping_tagged(mapping, PAGECACHE_TAG_WRITEBACK))  in __folio_end_writeback()
3096 		if (mapping->host && !mapping_tagged(mapping,  in __folio_end_writeback()
3098 			sb_clear_inode_writeback(mapping->host);  in __folio_end_writeback()
3100 		xa_unlock_irqrestore(&mapping->i_pages, flags);  in __folio_end_writeback()
3116 	struct address_space *mapping = folio_mapping(folio);  in __folio_start_writeback()  local
3122 	if (mapping && mapping_use_writeback_tags(mapping)) {  in __folio_start_writeback()
3123 		XA_STATE(xas, &mapping->i_pages, folio_index(folio));  in __folio_start_writeback()
3124 		struct inode *inode = mapping->host;  in __folio_start_writeback()
3133 		on_wblist = mapping_tagged(mapping, PAGECACHE_TAG_WRITEBACK);  in __folio_start_writeback()
3149 		if (mapping->host && !on_wblist)  in __folio_start_writeback()
3150 			sb_mark_inode_writeback(mapping->host);  in __folio_start_writeback()