1701 	struct eventfd_ctx *eventfd;  in kvm_hvcall_signal_event()  local
1729 	eventfd = idr_find(&vcpu->kvm->arch.hyperv.conn_to_evt, param);  in kvm_hvcall_signal_event()
1731 	if (!eventfd)  in kvm_hvcall_signal_event()
1734 	eventfd_signal(eventfd, 1);  in kvm_hvcall_signal_event()
1894 	struct eventfd_ctx *eventfd;  in kvm_hv_destroy_vm()  local
1897 	idr_for_each_entry(&kvm->arch.hyperv.conn_to_evt, eventfd, i)  in kvm_hv_destroy_vm()
1898 		eventfd_ctx_put(eventfd);  in kvm_hv_destroy_vm()
1905 	struct eventfd_ctx *eventfd;  in kvm_hv_eventfd_assign()  local
1908 	eventfd = eventfd_ctx_fdget(fd);  in kvm_hv_eventfd_assign()
1909 	if (IS_ERR(eventfd))  in kvm_hv_eventfd_assign()
1910 		return PTR_ERR(eventfd);  in kvm_hv_eventfd_assign()
1913 	ret = idr_alloc(&hv->conn_to_evt, eventfd, conn_id, conn_id + 1,  in kvm_hv_eventfd_assign()
1922 	eventfd_ctx_put(eventfd);  in kvm_hv_eventfd_assign()
1929 	struct eventfd_ctx *eventfd;  in kvm_hv_eventfd_deassign()  local
1932 	eventfd = idr_remove(&hv->conn_to_evt, conn_id);  in kvm_hv_eventfd_deassign()
1935 	if (!eventfd)  in kvm_hv_eventfd_deassign()
1939 	eventfd_ctx_put(eventfd);  in kvm_hv_eventfd_deassign()