148 	struct ip_vs_est_tick_data *td;  in ip_vs_tick_estimation()  local
152 	td = rcu_dereference(kd->ticks[row]);  in ip_vs_tick_estimation()
153 	if (!td)  in ip_vs_tick_estimation()
155 	for_each_set_bit(cid, td->present, IPVS_EST_TICK_CHAINS) {  in ip_vs_tick_estimation()
158 		ip_vs_chain_estimation(&td->chains[cid]);  in ip_vs_tick_estimation()
160 		td = rcu_dereference(kd->ticks[row]);  in ip_vs_tick_estimation()
161 		if (!td)  in ip_vs_tick_estimation()
393 	struct ip_vs_est_tick_data *td;  in ip_vs_enqueue_estimator()  local
443 	td = rcu_dereference_protected(kd->ticks[row], 1);  in ip_vs_enqueue_estimator()
444 	if (!td) {  in ip_vs_enqueue_estimator()
445 		td = kzalloc(sizeof(*td), GFP_KERNEL);  in ip_vs_enqueue_estimator()
446 		if (!td) {  in ip_vs_enqueue_estimator()
450 		rcu_assign_pointer(kd->ticks[row], td);  in ip_vs_enqueue_estimator()
453 	cid = find_first_zero_bit(td->full, IPVS_EST_TICK_CHAINS);  in ip_vs_enqueue_estimator()
457 	if (!td->chain_len[cid])  in ip_vs_enqueue_estimator()
458 		__set_bit(cid, td->present);  in ip_vs_enqueue_estimator()
459 	td->chain_len[cid]++;  in ip_vs_enqueue_estimator()
463 	hlist_add_head_rcu(&est->list, &td->chains[cid]);  in ip_vs_enqueue_estimator()
465 	if (td->chain_len[cid] >= kd->chain_max) {  in ip_vs_enqueue_estimator()
466 		__set_bit(cid, td->full);  in ip_vs_enqueue_estimator()
523 	struct ip_vs_est_tick_data *td;  in ip_vs_stop_estimator()  local
543 	td = rcu_dereference_protected(kd->ticks[row], 1);  in ip_vs_stop_estimator()
544 	__clear_bit(cid, td->full);  in ip_vs_stop_estimator()
545 	td->chain_len[cid]--;  in ip_vs_stop_estimator()
546 	if (!td->chain_len[cid])  in ip_vs_stop_estimator()
547 		__clear_bit(cid, td->present);  in ip_vs_stop_estimator()
552 		kfree_rcu(td, rcu_head);  in ip_vs_stop_estimator()
738 	struct ip_vs_est_tick_data *td;  in ip_vs_est_calc_phase()  local
803 	td = rcu_dereference_protected(kd->ticks[row], 1);  in ip_vs_est_calc_phase()
804 	if (!td)  in ip_vs_est_calc_phase()
827 		if (td != rcu_dereference_protected(kd->ticks[row], 1))  in ip_vs_est_calc_phase()
831 	est = hlist_entry_safe(td->chains[cid].first, struct ip_vs_estimator,  in ip_vs_est_calc_phase()