510 	for (rw = READ; rw <= WRITE; rw++) {  in throtl_pd_alloc()
517 	tg->bps[WRITE][LIMIT_MAX] = U64_MAX;  in throtl_pd_alloc()
519 	tg->iops[WRITE][LIMIT_MAX] = UINT_MAX;  in throtl_pd_alloc()
521 	tg->bps_conf[WRITE][LIMIT_MAX] = U64_MAX;  in throtl_pd_alloc()
523 	tg->iops_conf[WRITE][LIMIT_MAX] = UINT_MAX;  in throtl_pd_alloc()
577 	for (rw = READ; rw <= WRITE; rw++)  in tg_update_has_rules()
604 		if (tg->bps[READ][LIMIT_LOW] || tg->bps[WRITE][LIMIT_LOW] ||  in blk_throtl_update_limit_valid()
605 		    tg->iops[READ][LIMIT_LOW] || tg->iops[WRITE][LIMIT_LOW]) {  in blk_throtl_update_limit_valid()
621 	tg->bps[WRITE][LIMIT_LOW] = 0;  in throtl_pd_offline()
623 	tg->iops[WRITE][LIMIT_LOW] = 0;  in throtl_pd_offline()
1120 	bio = throtl_peek_queued(&sq->queued[WRITE]);  in tg_update_disptime()
1208 	while ((bio = throtl_peek_queued(&sq->queued[WRITE])) &&  in throtl_dispatch_tg()
1291 			   sq->nr_queued[READ] + sq->nr_queued[WRITE],  in throtl_pending_timer_fn()
1292 			   sq->nr_queued[READ], sq->nr_queued[WRITE]);  in throtl_pending_timer_fn()
1353 	for (rw = READ; rw <= WRITE; rw++)  in blk_throtl_dispatch_work_fn()
1410 		   tg_bps_limit(tg, READ), tg_bps_limit(tg, WRITE),  in tg_conf_updated()
1411 		   tg_iops_limit(tg, READ), tg_iops_limit(tg, WRITE));  in tg_conf_updated()
1450 	throtl_start_new_slice(tg, WRITE);  in tg_conf_updated()
1568 		.private = offsetof(struct throtl_grp, bps[WRITE][LIMIT_MAX]),
1580 		.private = offsetof(struct throtl_grp, iops[WRITE][LIMIT_MAX]),
1630 	    tg->bps_conf[WRITE][off] == bps_dft &&  in tg_prfill_limit()
1632 	    tg->iops_conf[WRITE][off] == iops_dft &&  in tg_prfill_limit()
1641 	if (tg->bps_conf[WRITE][off] != U64_MAX)  in tg_prfill_limit()
1643 			tg->bps_conf[WRITE][off]);  in tg_prfill_limit()
1647 	if (tg->iops_conf[WRITE][off] != UINT_MAX)  in tg_prfill_limit()
1649 			tg->iops_conf[WRITE][off]);  in tg_prfill_limit()
1699 	v[1] = tg->bps_conf[WRITE][index];  in tg_set_limit()
1701 	v[3] = tg->iops_conf[WRITE][index];  in tg_set_limit()
1745 	tg->bps_conf[WRITE][index] = v[1];  in tg_set_limit()
1747 	tg->iops_conf[WRITE][index] = v[3];  in tg_set_limit()
1751 		tg->bps[WRITE][index] = v[1];  in tg_set_limit()
1753 		tg->iops[WRITE][index] = v[3];  in tg_set_limit()
1757 	tg->bps[WRITE][LIMIT_LOW] = min(tg->bps_conf[WRITE][LIMIT_LOW],  in tg_set_limit()
1758 		tg->bps_conf[WRITE][LIMIT_MAX]);  in tg_set_limit()
1761 	tg->iops[WRITE][LIMIT_LOW] = min(tg->iops_conf[WRITE][LIMIT_LOW],  in tg_set_limit()
1762 		tg->iops_conf[WRITE][LIMIT_MAX]);  in tg_set_limit()
1768 	      tg->bps[WRITE][LIMIT_LOW] || tg->iops[WRITE][LIMIT_LOW]) ||  in tg_set_limit()
1772 		tg->bps[WRITE][LIMIT_LOW] = 0;  in tg_set_limit()
1774 		tg->iops[WRITE][LIMIT_LOW] = 0;  in tg_set_limit()
1841 	if (tg->bps[WRITE][LIMIT_LOW] || tg->iops[WRITE][LIMIT_LOW])  in __tg_last_low_overflow_time()
1842 		wtime = tg->last_low_overflow_time[WRITE];  in __tg_last_low_overflow_time()
1865 		    !parent->bps[WRITE][LIMIT_LOW] &&  in tg_last_low_overflow_time()
1866 		    !parent->iops[WRITE][LIMIT_LOW])  in tg_last_low_overflow_time()
1910 	write_limit = tg->bps[WRITE][LIMIT_LOW] || tg->iops[WRITE][LIMIT_LOW];  in throtl_tg_can_upgrade()
1914 	    (!write_limit || sq->nr_queued[WRITE]))  in throtl_tg_can_upgrade()
1916 	if (write_limit && sq->nr_queued[WRITE] &&  in throtl_tg_can_upgrade()
2085 	if (tg->bps[WRITE][LIMIT_LOW]) {  in throtl_downgrade_check()
2086 		bps = tg->last_bytes_disp[WRITE] * HZ;  in throtl_downgrade_check()
2088 		if (bps >= tg->bps[WRITE][LIMIT_LOW])  in throtl_downgrade_check()
2089 			tg->last_low_overflow_time[WRITE] = now;  in throtl_downgrade_check()
2099 	if (tg->iops[WRITE][LIMIT_LOW]) {  in throtl_downgrade_check()
2100 		tg->last_io_disp[WRITE] += atomic_xchg(&tg->last_io_split_cnt[WRITE], 0);  in throtl_downgrade_check()
2101 		iops = tg->last_io_disp[WRITE] * HZ / elapsed_time;  in throtl_downgrade_check()
2102 		if (iops >= tg->iops[WRITE][LIMIT_LOW])  in throtl_downgrade_check()
2103 			tg->last_low_overflow_time[WRITE] = now;  in throtl_downgrade_check()
2114 	tg->last_bytes_disp[WRITE] = 0;  in throtl_downgrade_check()
2116 	tg->last_io_disp[WRITE] = 0;  in throtl_downgrade_check()
2151 	for (rw = READ; rw <= WRITE; rw++) {  in throtl_update_latency_buckets()
2182 	for (rw = READ; rw <= WRITE; rw++) {  in throtl_update_latency_buckets()
2210 			td->avg_buckets[WRITE][i].latency,  in throtl_update_latency_buckets()
2211 			td->avg_buckets[WRITE][i].valid);  in throtl_update_latency_buckets()
2326 		   sq->nr_queued[READ], sq->nr_queued[WRITE]);  in blk_throtl_bio()
2456 	td->latency_buckets[WRITE] = __alloc_percpu(sizeof(struct latency_bucket) *  in blk_throtl_init()
2458 	if (!td->latency_buckets[WRITE]) {  in blk_throtl_init()
2479 		free_percpu(td->latency_buckets[WRITE]);  in blk_throtl_init()
2492 	free_percpu(q->td->latency_buckets[WRITE]);  in blk_throtl_exit()
2512 			td->avg_buckets[WRITE][i].latency = DFL_HD_BASELINE_LATENCY;  in blk_throtl_register_queue()