187 	unsigned long tot_bw = atomic_long_read(&wb->bdi->tot_write_bandwidth);  in wb_min_max_ratio()
188 	unsigned long long min = wb->bdi->min_ratio;  in wb_min_max_ratio()
189 	unsigned long long max = wb->bdi->max_ratio;  in wb_min_max_ratio()
240 	*minp = wb->bdi->min_ratio;  in wb_min_max_ratio()
241 	*maxp = wb->bdi->max_ratio;  in wb_min_max_ratio()
584 			       wb->bdi->max_prop_frac, nr);  in __wb_writeout_add()
589 				       wb->bdi->max_prop_frac, nr);  in __wb_writeout_add()
653 int bdi_set_min_ratio(struct backing_dev_info *bdi, unsigned int min_ratio)  in bdi_set_min_ratio()  argument
659 	if (min_ratio > bdi->max_ratio) {  in bdi_set_min_ratio()
662 		if (min_ratio < bdi->min_ratio) {  in bdi_set_min_ratio()
663 			delta = bdi->min_ratio - min_ratio;  in bdi_set_min_ratio()
665 			bdi->min_ratio = min_ratio;  in bdi_set_min_ratio()
667 			delta = min_ratio - bdi->min_ratio;  in bdi_set_min_ratio()
670 				bdi->min_ratio = min_ratio;  in bdi_set_min_ratio()
681 int bdi_set_max_ratio(struct backing_dev_info *bdi, unsigned max_ratio)  in bdi_set_max_ratio()  argument
689 	if (bdi->min_ratio > max_ratio) {  in bdi_set_max_ratio()
692 		bdi->max_ratio = max_ratio;  in bdi_set_max_ratio()
693 		bdi->max_prop_frac = (FPROP_FRAC_BASE * max_ratio) / 100;  in bdi_set_max_ratio()
941 	if (unlikely(wb->bdi->capabilities & BDI_CAP_STRICTLIMIT)) {  in wb_position_ratio()
1112 					&wb->bdi->tot_write_bandwidth) <= 0);  in wb_update_write_bandwidth()
1288 	if (unlikely(wb->bdi->capabilities & BDI_CAP_STRICTLIMIT)) {  in wb_update_dirty_ratelimit()
1575 	struct backing_dev_info *bdi = wb->bdi;  in balance_dirty_pages()  local
1576 	bool strictlimit = bdi->capabilities & BDI_CAP_STRICTLIMIT;  in balance_dirty_pages()
1884 	struct backing_dev_info *bdi = inode_to_bdi(inode);  in balance_dirty_pages_ratelimited_flags()  local
1890 	if (!(bdi->capabilities & BDI_CAP_WRITEBACK))  in balance_dirty_pages_ratelimited_flags()
1894 		wb = wb_get_create_current(bdi, GFP_KERNEL);  in balance_dirty_pages_ratelimited_flags()
1896 		wb = &bdi->wb;  in balance_dirty_pages_ratelimited_flags()
2071 	struct backing_dev_info *bdi;  in laptop_sync_completion()  local
2075 	list_for_each_entry_rcu(bdi, &bdi_list, bdi_list)  in laptop_sync_completion()
2076 		del_timer(&bdi->laptop_mode_wb_timer);  in laptop_sync_completion()
2920 		struct backing_dev_info *bdi = inode_to_bdi(inode);  in __folio_end_writeback()  local
2928 			if (bdi->capabilities & BDI_CAP_WRITEBACK_ACCT) {  in __folio_end_writeback()
2967 		struct backing_dev_info *bdi = inode_to_bdi(inode);  in __folio_start_writeback()  local
2980 			if (bdi->capabilities & BDI_CAP_WRITEBACK_ACCT) {  in __folio_start_writeback()