1559 	struct eventfd_ctx *eventfd;  in kvm_hvcall_signal_event()  local
1587 	eventfd = idr_find(&vcpu->kvm->arch.hyperv.conn_to_evt, param);  in kvm_hvcall_signal_event()
1589 	if (!eventfd)  in kvm_hvcall_signal_event()
1592 	eventfd_signal(eventfd, 1);  in kvm_hvcall_signal_event()
1724 	struct eventfd_ctx *eventfd;  in kvm_hv_destroy_vm()  local
1727 	idr_for_each_entry(&kvm->arch.hyperv.conn_to_evt, eventfd, i)  in kvm_hv_destroy_vm()
1728 		eventfd_ctx_put(eventfd);  in kvm_hv_destroy_vm()
1735 	struct eventfd_ctx *eventfd;  in kvm_hv_eventfd_assign()  local
1738 	eventfd = eventfd_ctx_fdget(fd);  in kvm_hv_eventfd_assign()
1739 	if (IS_ERR(eventfd))  in kvm_hv_eventfd_assign()
1740 		return PTR_ERR(eventfd);  in kvm_hv_eventfd_assign()
1743 	ret = idr_alloc(&hv->conn_to_evt, eventfd, conn_id, conn_id + 1,  in kvm_hv_eventfd_assign()
1752 	eventfd_ctx_put(eventfd);  in kvm_hv_eventfd_assign()
1759 	struct eventfd_ctx *eventfd;  in kvm_hv_eventfd_deassign()  local
1762 	eventfd = idr_remove(&hv->conn_to_evt, conn_id);  in kvm_hv_eventfd_deassign()
1765 	if (!eventfd)  in kvm_hv_eventfd_deassign()
1769 	eventfd_ctx_put(eventfd);  in kvm_hv_eventfd_deassign()