1804 struct evtchnfd {  struct
1823 	struct evtchnfd *evtchnfd;  in kvm_xen_eventfd_update()  local
1828 	evtchnfd = idr_find(&kvm->arch.xen.evtchn_ports, port);  in kvm_xen_eventfd_update()
1831 	if (!evtchnfd)  in kvm_xen_eventfd_update()
1836 	if (evtchnfd->type != data->u.evtchn.type)  in kvm_xen_eventfd_update()
1843 	if (!evtchnfd->deliver.port.port ||  in kvm_xen_eventfd_update()
1844 	    evtchnfd->deliver.port.port != data->u.evtchn.deliver.port.port)  in kvm_xen_eventfd_update()
1851 	evtchnfd->deliver.port.priority = data->u.evtchn.deliver.port.priority;  in kvm_xen_eventfd_update()
1852 	if (evtchnfd->deliver.port.vcpu_id != data->u.evtchn.deliver.port.vcpu) {  in kvm_xen_eventfd_update()
1853 		evtchnfd->deliver.port.vcpu_id = data->u.evtchn.deliver.port.vcpu;  in kvm_xen_eventfd_update()
1854 		evtchnfd->deliver.port.vcpu_idx = -1;  in kvm_xen_eventfd_update()
1871 	struct evtchnfd *evtchnfd;  in kvm_xen_eventfd_assign()  local
1874 	evtchnfd = kzalloc(sizeof(struct evtchnfd), GFP_KERNEL);  in kvm_xen_eventfd_assign()
1875 	if (!evtchnfd)  in kvm_xen_eventfd_assign()
1906 	evtchnfd->send_port = data->u.evtchn.send_port;  in kvm_xen_eventfd_assign()
1907 	evtchnfd->type = data->u.evtchn.type;  in kvm_xen_eventfd_assign()
1909 		evtchnfd->deliver.eventfd.ctx = eventfd;  in kvm_xen_eventfd_assign()
1915 		evtchnfd->deliver.port.port = data->u.evtchn.deliver.port.port;  in kvm_xen_eventfd_assign()
1916 		evtchnfd->deliver.port.vcpu_id = data->u.evtchn.deliver.port.vcpu;  in kvm_xen_eventfd_assign()
1917 		evtchnfd->deliver.port.vcpu_idx = -1;  in kvm_xen_eventfd_assign()
1918 		evtchnfd->deliver.port.priority = data->u.evtchn.deliver.port.priority;  in kvm_xen_eventfd_assign()
1922 	ret = idr_alloc(&kvm->arch.xen.evtchn_ports, evtchnfd, port, port + 1,  in kvm_xen_eventfd_assign()
1934 	kfree(evtchnfd);  in kvm_xen_eventfd_assign()
1940 	struct evtchnfd *evtchnfd;  in kvm_xen_eventfd_deassign()  local
1943 	evtchnfd = idr_remove(&kvm->arch.xen.evtchn_ports, port);  in kvm_xen_eventfd_deassign()
1946 	if (!evtchnfd)  in kvm_xen_eventfd_deassign()
1950 	if (!evtchnfd->deliver.port.port)  in kvm_xen_eventfd_deassign()
1951 		eventfd_ctx_put(evtchnfd->deliver.eventfd.ctx);  in kvm_xen_eventfd_deassign()
1952 	kfree(evtchnfd);  in kvm_xen_eventfd_deassign()
1958 	struct evtchnfd *evtchnfd, **all_evtchnfds;  in kvm_xen_eventfd_reset()  local
1969 	idr_for_each_entry(&kvm->arch.xen.evtchn_ports, evtchnfd, i)  in kvm_xen_eventfd_reset()
1972 	all_evtchnfds = kmalloc_array(n, sizeof(struct evtchnfd *), GFP_KERNEL);  in kvm_xen_eventfd_reset()
1979 	idr_for_each_entry(&kvm->arch.xen.evtchn_ports, evtchnfd, i) {  in kvm_xen_eventfd_reset()
1980 		all_evtchnfds[n++] = evtchnfd;  in kvm_xen_eventfd_reset()
1981 		idr_remove(&kvm->arch.xen.evtchn_ports, evtchnfd->send_port);  in kvm_xen_eventfd_reset()
1988 		evtchnfd = all_evtchnfds[n];  in kvm_xen_eventfd_reset()
1989 		if (!evtchnfd->deliver.port.port)  in kvm_xen_eventfd_reset()
1990 			eventfd_ctx_put(evtchnfd->deliver.eventfd.ctx);  in kvm_xen_eventfd_reset()
1991 		kfree(evtchnfd);  in kvm_xen_eventfd_reset()
2020 	struct evtchnfd *evtchnfd;  in kvm_xen_hcall_evtchn_send()  local
2036 	evtchnfd = idr_find(&vcpu->kvm->arch.xen.evtchn_ports, send.port);  in kvm_xen_hcall_evtchn_send()
2038 	if (!evtchnfd)  in kvm_xen_hcall_evtchn_send()
2041 	if (evtchnfd->deliver.port.port) {  in kvm_xen_hcall_evtchn_send()
2042 		int ret = kvm_xen_set_evtchn(&evtchnfd->deliver.port, vcpu->kvm);  in kvm_xen_hcall_evtchn_send()
2046 		eventfd_signal(evtchnfd->deliver.eventfd.ctx, 1);  in kvm_xen_hcall_evtchn_send()
2115 	struct evtchnfd *evtchnfd;  in kvm_xen_destroy_vm()  local
2120 	idr_for_each_entry(&kvm->arch.xen.evtchn_ports, evtchnfd, i) {  in kvm_xen_destroy_vm()
2121 		if (!evtchnfd->deliver.port.port)  in kvm_xen_destroy_vm()
2122 			eventfd_ctx_put(evtchnfd->deliver.eventfd.ctx);  in kvm_xen_destroy_vm()
2123 		kfree(evtchnfd);  in kvm_xen_destroy_vm()