17 bool afs_begin_vlserver_operation(struct afs_vl_cursor *vc, struct afs_cell *cell,  in afs_begin_vlserver_operation()  argument
21 	vc->cell = cell;  in afs_begin_vlserver_operation()
41 	struct afs_cell *cell = vc->cell;  in afs_start_vl_iteration()  local
44 	if (cell->dns_source == DNS_RECORD_UNAVAILABLE ||  in afs_start_vl_iteration()
45 	    cell->dns_expiry <= ktime_get_real_seconds()) {  in afs_start_vl_iteration()
46 		dns_lookup_count = smp_load_acquire(&cell->dns_lookup_count);  in afs_start_vl_iteration()
47 		set_bit(AFS_CELL_FL_DO_LOOKUP, &cell->flags);  in afs_start_vl_iteration()
48 		afs_queue_cell(cell, afs_cell_trace_get_queue_dns);  in afs_start_vl_iteration()
50 		if (cell->dns_source == DNS_RECORD_UNAVAILABLE) {  in afs_start_vl_iteration()
52 				    &cell->dns_lookup_count,  in afs_start_vl_iteration()
53 				    smp_load_acquire(&cell->dns_lookup_count)  in afs_start_vl_iteration()
61 		if (cell->dns_source == DNS_RECORD_UNAVAILABLE) {  in afs_start_vl_iteration()
67 	read_lock(&cell->vl_servers_lock);  in afs_start_vl_iteration()
69 		rcu_dereference_protected(cell->vl_servers,  in afs_start_vl_iteration()
70 					  lockdep_is_held(&cell->vl_servers_lock)));  in afs_start_vl_iteration()
71 	read_unlock(&cell->vl_servers_lock);  in afs_start_vl_iteration()
127 			//write_lock(&vc->cell->vl_servers_lock);  in afs_select_vlserver()
129 			//write_unlock(&vc->cell->vl_servers_lock);  in afs_select_vlserver()
163 	afs_put_vlserverlist(vc->cell->net, vc->server_list);  in afs_select_vlserver()
174 	error = afs_send_vl_probes(vc->cell->net, vc->key, vc->server_list);  in afs_select_vlserver()
333 	struct afs_net *net = vc->cell->net;  in afs_end_vlserver_operation()