93 				&wb->bdi->tot_write_bandwidth);  in wb_io_lists_populated()
104 					&wb->bdi->tot_write_bandwidth) < 0);  in wb_io_lists_depopulated()
252 	struct backing_dev_info *bdi = inode_to_bdi(inode);  in __inode_attach_wb()  local
260 			wb = wb_get_create(bdi, memcg_css, GFP_ATOMIC);  in __inode_attach_wb()
264 			wb = wb_get_create(bdi, memcg_css, GFP_ATOMIC);  in __inode_attach_wb()
270 		wb = &bdi->wb;  in __inode_attach_wb()
342 static void bdi_down_write_wb_switch_rwsem(struct backing_dev_info *bdi)  in bdi_down_write_wb_switch_rwsem()  argument
344 	down_write(&bdi->wb_switch_rwsem);  in bdi_down_write_wb_switch_rwsem()
347 static void bdi_up_write_wb_switch_rwsem(struct backing_dev_info *bdi)  in bdi_up_write_wb_switch_rwsem()  argument
349 	up_write(&bdi->wb_switch_rwsem);  in bdi_up_write_wb_switch_rwsem()
357 	struct backing_dev_info *bdi = inode_to_bdi(inode);  in inode_switch_wbs_work_fn()  local
369 	down_read(&bdi->wb_switch_rwsem);  in inode_switch_wbs_work_fn()
458 	up_read(&bdi->wb_switch_rwsem);  in inode_switch_wbs_work_fn()
492 	struct backing_dev_info *bdi = inode_to_bdi(inode);  in inode_switch_wbs()  local
519 	isw->new_wb = wb_get_create(bdi, memcg_css, GFP_ATOMIC);  in inode_switch_wbs()
819 	unsigned long tot_bw = atomic_long_read(&wb->bdi->tot_write_bandwidth);  in wb_split_bdi_pages()
846 static void bdi_split_work_to_wbs(struct backing_dev_info *bdi,  in bdi_split_work_to_wbs()  argument
851 	struct bdi_writeback *wb = list_entry(&bdi->wb_list,  in bdi_split_work_to_wbs()
857 	list_for_each_entry_continue_rcu(wb, &bdi->wb_list, bdi_node) {  in bdi_split_work_to_wbs()
858 		DEFINE_WB_COMPLETION(fallback_work_done, bdi);  in bdi_split_work_to_wbs()
928 	struct backing_dev_info *bdi;  in cgroup_writeback_by_id()  local
935 	bdi = bdi_get_by_id(bdi_id);  in cgroup_writeback_by_id()
936 	if (!bdi)  in cgroup_writeback_by_id()
953 	wb = wb_get_lookup(bdi, memcg_css);  in cgroup_writeback_by_id()
993 	bdi_put(bdi);  in cgroup_writeback_by_id()
1030 static void bdi_down_write_wb_switch_rwsem(struct backing_dev_info *bdi) { }  in bdi_down_write_wb_switch_rwsem()  argument
1031 static void bdi_up_write_wb_switch_rwsem(struct backing_dev_info *bdi) { }  in bdi_up_write_wb_switch_rwsem()  argument
1059 static void bdi_split_work_to_wbs(struct backing_dev_info *bdi,  in bdi_split_work_to_wbs()  argument
1065 	if (!skip_if_busy || !writeback_in_progress(&bdi->wb)) {  in bdi_split_work_to_wbs()
1067 		wb_queue_work(&bdi->wb, base_work);  in bdi_split_work_to_wbs()
2079 	set_worker_desc("flush-%s", bdi_dev_name(wb->bdi));  in wb_workfn()
2117 static void __wakeup_flusher_threads_bdi(struct backing_dev_info *bdi,  in __wakeup_flusher_threads_bdi()  argument
2122 	if (!bdi_has_dirty_io(bdi))  in __wakeup_flusher_threads_bdi()
2125 	list_for_each_entry_rcu(wb, &bdi->wb_list, bdi_node)  in __wakeup_flusher_threads_bdi()
2129 void wakeup_flusher_threads_bdi(struct backing_dev_info *bdi,  in wakeup_flusher_threads_bdi()  argument
2133 	__wakeup_flusher_threads_bdi(bdi, reason);  in wakeup_flusher_threads_bdi()
2142 	struct backing_dev_info *bdi;  in wakeup_flusher_threads()  local
2151 	list_for_each_entry_rcu(bdi, &bdi_list, bdi_list)  in wakeup_flusher_threads()
2152 		__wakeup_flusher_threads_bdi(bdi, reason);  in wakeup_flusher_threads()
2176 	struct backing_dev_info *bdi;  in wakeup_dirtytime_writeback()  local
2179 	list_for_each_entry_rcu(bdi, &bdi_list, bdi_list) {  in wakeup_dirtytime_writeback()
2182 		list_for_each_entry_rcu(wb, &bdi->wb_list, bdi_node)  in wakeup_dirtytime_writeback()
2310 			WARN((wb->bdi->capabilities & BDI_CAP_WRITEBACK) &&  in __mark_inode_dirty()
2312 			     "bdi-%s not registered\n", bdi_dev_name(wb->bdi));  in __mark_inode_dirty()
2336 			    (wb->bdi->capabilities & BDI_CAP_WRITEBACK))  in __mark_inode_dirty()
2443 	struct backing_dev_info *bdi = sb->s_bdi;  in __writeback_inodes_sb_nr()  local
2444 	DEFINE_WB_COMPLETION(done, bdi);  in __writeback_inodes_sb_nr()
2454 	if (!bdi_has_dirty_io(bdi) || bdi == &noop_backing_dev_info)  in __writeback_inodes_sb_nr()
2521 	struct backing_dev_info *bdi = sb->s_bdi;  in sync_inodes_sb()  local
2522 	DEFINE_WB_COMPLETION(done, bdi);  in sync_inodes_sb()
2538 	if (bdi == &noop_backing_dev_info)  in sync_inodes_sb()
2543 	bdi_down_write_wb_switch_rwsem(bdi);  in sync_inodes_sb()
2544 	bdi_split_work_to_wbs(bdi, &work, false);  in sync_inodes_sb()
2546 	bdi_up_write_wb_switch_rwsem(bdi);  in sync_inodes_sb()