162 				  struct wb_writeback_work *work)  in finish_writeback_work()  argument
164 	struct wb_completion *done = work->done;  in finish_writeback_work()
166 	if (work->auto_free)  in finish_writeback_work()
167 		kfree(work);  in finish_writeback_work()
178 			  struct wb_writeback_work *work)  in wb_queue_work()  argument
180 	trace_writeback_queue(wb, work);  in wb_queue_work()
182 	if (work->done)  in wb_queue_work()
183 		atomic_inc(&work->done->cnt);  in wb_queue_work()
188 		list_add_tail(&work->list, &wb->work_list);  in wb_queue_work()
191 		finish_writeback_work(wb, work);  in wb_queue_work()
339 	struct work_struct	work;  member
352 static void inode_switch_wbs_work_fn(struct work_struct *work)  in inode_switch_wbs_work_fn()  argument
355 		container_of(work, struct inode_switch_wbs_context, work);  in inode_switch_wbs_work_fn()
478 	INIT_WORK(&isw->work, inode_switch_wbs_work_fn);  in inode_switch_wbs_rcu_fn()
479 	queue_work(isw_wq, &isw->work);  in inode_switch_wbs_rcu_fn()
860 		struct wb_writeback_work *work;  in bdi_split_work_to_wbs()  local
878 		work = kmalloc(sizeof(*work), GFP_ATOMIC);  in bdi_split_work_to_wbs()
879 		if (work) {  in bdi_split_work_to_wbs()
880 			*work = *base_work;  in bdi_split_work_to_wbs()
881 			work->nr_pages = nr_pages;  in bdi_split_work_to_wbs()
882 			work->auto_free = 1;  in bdi_split_work_to_wbs()
883 			wb_queue_work(wb, work);  in bdi_split_work_to_wbs()
888 		work = &fallback_work;  in bdi_split_work_to_wbs()
889 		*work = *base_work;  in bdi_split_work_to_wbs()
890 		work->nr_pages = nr_pages;  in bdi_split_work_to_wbs()
891 		work->auto_free = 0;  in bdi_split_work_to_wbs()
892 		work->done = &fallback_work_done;  in bdi_split_work_to_wbs()
894 		wb_queue_work(wb, work);  in bdi_split_work_to_wbs()
931 	struct wb_writeback_work *work;  in cgroup_writeback_by_id()  local
975 	work = kzalloc(sizeof(*work), GFP_NOWAIT | __GFP_NOWARN);  in cgroup_writeback_by_id()
976 	if (work) {  in cgroup_writeback_by_id()
977 		work->nr_pages = nr;  in cgroup_writeback_by_id()
978 		work->sync_mode = WB_SYNC_NONE;  in cgroup_writeback_by_id()
979 		work->range_cyclic = 1;  in cgroup_writeback_by_id()
980 		work->reason = reason;  in cgroup_writeback_by_id()
981 		work->done = done;  in cgroup_writeback_by_id()
982 		work->auto_free = 1;  in cgroup_writeback_by_id()
983 		wb_queue_work(wb, work);  in cgroup_writeback_by_id()
1302 static void queue_io(struct bdi_writeback *wb, struct wb_writeback_work *work,  in queue_io()  argument
1311 	if (!work->for_sync)  in queue_io()
1317 	trace_writeback_queue_io(wb, work, dirtied_before, moved);  in queue_io()
1598 				 struct wb_writeback_work *work)  in writeback_chunk_size()  argument
1615 	if (work->sync_mode == WB_SYNC_ALL || work->tagged_writepages)  in writeback_chunk_size()
1620 		pages = min(pages, work->nr_pages);  in writeback_chunk_size()
1639 				struct wb_writeback_work *work)  in writeback_sb_inodes()  argument
1642 		.sync_mode		= work->sync_mode,  in writeback_sb_inodes()
1643 		.tagged_writepages	= work->tagged_writepages,  in writeback_sb_inodes()
1644 		.for_kupdate		= work->for_kupdate,  in writeback_sb_inodes()
1645 		.for_background		= work->for_background,  in writeback_sb_inodes()
1646 		.for_sync		= work->for_sync,  in writeback_sb_inodes()
1647 		.range_cyclic		= work->range_cyclic,  in writeback_sb_inodes()
1661 			if (work->sb) {  in writeback_sb_inodes()
1722 		write_chunk = writeback_chunk_size(wb, work);  in writeback_sb_inodes()
1733 		work->nr_pages -= write_chunk - wbc.nr_to_write;  in writeback_sb_inodes()
1775 			if (work->nr_pages <= 0)  in writeback_sb_inodes()
1783 				  struct wb_writeback_work *work)  in __writeback_inodes_wb()  argument
1801 		wrote += writeback_sb_inodes(sb, wb, work);  in __writeback_inodes_wb()
1808 			if (work->nr_pages <= 0)  in __writeback_inodes_wb()
1819 	struct wb_writeback_work work = {  in writeback_inodes_wb()  local
1830 		queue_io(wb, &work, jiffies);  in writeback_inodes_wb()
1831 	__writeback_inodes_wb(wb, &work);  in writeback_inodes_wb()
1835 	return nr_pages - work.nr_pages;  in writeback_inodes_wb()
1854 			 struct wb_writeback_work *work)  in wb_writeback()  argument
1857 	long nr_pages = work->nr_pages;  in wb_writeback()
1869 		if (work->nr_pages <= 0)  in wb_writeback()
1878 		if ((work->for_background || work->for_kupdate) &&  in wb_writeback()
1886 		if (work->for_background && !wb_over_bg_thresh(wb))  in wb_writeback()
1895 		if (work->for_kupdate) {  in wb_writeback()
1898 		} else if (work->for_background)  in wb_writeback()
1901 		trace_writeback_start(wb, work);  in wb_writeback()
1903 			queue_io(wb, work, dirtied_before);  in wb_writeback()
1904 		if (work->sb)  in wb_writeback()
1905 			progress = writeback_sb_inodes(work->sb, wb, work);  in wb_writeback()
1907 			progress = __writeback_inodes_wb(wb, work);  in wb_writeback()
1908 		trace_writeback_written(wb, work);  in wb_writeback()
1932 		trace_writeback_wait(wb, work);  in wb_writeback()
1943 	return nr_pages - work->nr_pages;  in wb_writeback()
1951 	struct wb_writeback_work *work = NULL;  in get_next_work_item()  local
1955 		work = list_entry(wb->work_list.next,  in get_next_work_item()
1957 		list_del_init(&work->list);  in get_next_work_item()
1960 	return work;  in get_next_work_item()
1967 		struct wb_writeback_work work = {  in wb_check_background_flush()  local
1975 		return wb_writeback(wb, &work);  in wb_check_background_flush()
2001 		struct wb_writeback_work work = {  in wb_check_old_data_flush()  local
2009 		return wb_writeback(wb, &work);  in wb_check_old_data_flush()
2024 		struct wb_writeback_work work = {  in wb_check_start_all()  local
2031 		nr_pages = wb_writeback(wb, &work);  in wb_check_start_all()
2044 	struct wb_writeback_work *work;  in wb_do_writeback()  local
2048 	while ((work = get_next_work_item(wb)) != NULL) {  in wb_do_writeback()
2049 		trace_writeback_exec(wb, work);  in wb_do_writeback()
2050 		wrote += wb_writeback(wb, work);  in wb_do_writeback()
2051 		finish_writeback_work(wb, work);  in wb_do_writeback()
2073 void wb_workfn(struct work_struct *work)  in wb_workfn()  argument
2075 	struct bdi_writeback *wb = container_of(to_delayed_work(work),  in wb_workfn()
2445 	struct wb_writeback_work work = {  in __writeback_inodes_sb_nr()  local
2458 	bdi_split_work_to_wbs(sb->s_bdi, &work, skip_if_busy);  in __writeback_inodes_sb_nr()
2523 	struct wb_writeback_work work = {  in sync_inodes_sb()  local
2544 	bdi_split_work_to_wbs(bdi, &work, false);  in sync_inodes_sb()