671 					unsigned long bdi_thresh,  in bdi_position_ratio()  argument
728 		if (bdi_dirty >= bdi_thresh)  in bdi_position_ratio()
731 		bdi_bg_thresh = div_u64((u64)bdi_thresh * bg_thresh, thresh);  in bdi_position_ratio()
732 		bdi_setpoint = dirty_freerun_ceiling(bdi_thresh,  in bdi_position_ratio()
735 		if (bdi_setpoint == 0 || bdi_setpoint == bdi_thresh)  in bdi_position_ratio()
739 						  bdi_thresh);  in bdi_position_ratio()
796 	if (unlikely(bdi_thresh > thresh))  in bdi_position_ratio()
797 		bdi_thresh = thresh;  in bdi_position_ratio()
805 	bdi_thresh = max(bdi_thresh, (limit - dirty) / 8);  in bdi_position_ratio()
810 	x = div_u64((u64)bdi_thresh << 16, thresh | 1);  in bdi_position_ratio()
820 	span = (thresh - bdi_thresh + 8 * write_bw) * (u64)x >> 16;  in bdi_position_ratio()
834 	x_intercept = bdi_thresh / 2;  in bdi_position_ratio()
954 				       unsigned long bdi_thresh,  in bdi_update_dirty_ratelimit()  argument
978 				       bdi_thresh, bdi_dirty);  in bdi_update_dirty_ratelimit()
1076 			setpoint = (bdi_thresh +  in bdi_update_dirty_ratelimit()
1118 			    unsigned long bdi_thresh,  in __bdi_update_bandwidth()  argument
1146 					   bdi_thresh, bdi_dirty,  in __bdi_update_bandwidth()
1161 				 unsigned long bdi_thresh,  in bdi_update_bandwidth()  argument
1169 			       bdi_thresh, bdi_dirty, start_time);  in bdi_update_bandwidth()
1288 				    unsigned long *bdi_thresh,  in bdi_dirty_limits()  argument
1306 	*bdi_thresh = bdi_dirty_limit(bdi, dirty_thresh);  in bdi_dirty_limits()
1309 		*bdi_bg_thresh = dirty_thresh ? div_u64((u64)*bdi_thresh *  in bdi_dirty_limits()
1323 	if (*bdi_thresh < 2 * bdi_stat_error(bdi)) {  in bdi_dirty_limits()
1363 		unsigned long uninitialized_var(bdi_thresh);  in balance_dirty_pages()
1383 					 &bdi_dirty, &bdi_thresh, &bg_thresh);  in balance_dirty_pages()
1386 			thresh = bdi_thresh;  in balance_dirty_pages()
1415 					 &bdi_dirty, &bdi_thresh, NULL);  in balance_dirty_pages()
1417 		dirty_exceeded = (bdi_dirty > bdi_thresh) &&  in balance_dirty_pages()
1423 				     nr_dirty, bdi_thresh, bdi_dirty,  in balance_dirty_pages()
1429 					       bdi_thresh, bdi_dirty);  in balance_dirty_pages()
1458 						  bdi_thresh,  in balance_dirty_pages()
1487 					  bdi_thresh,  in balance_dirty_pages()