49 	map = rcu_dereference(cpu->lg->eventfds);  in send_notify_to_eventfd()
90 static int add_eventfd(struct lguest *lg, unsigned long addr, int fd)  in add_eventfd()  argument
92 	struct lg_eventfd_map *new, *old = lg->eventfds;  in add_eventfd()
133 	rcu_assign_pointer(lg->eventfds, new);  in add_eventfd()
153 static int attach_eventfd(struct lguest *lg, const unsigned long __user *input)  in attach_eventfd()  argument
170 	err = add_eventfd(lg, addr, fd);  in attach_eventfd()
203 	struct lguest *lg = file->private_data;  in read()  local
208 	if (!lg)  in read()
212 	if (cpu_id >= lg->nr_cpus)  in read()
215 	cpu = &lg->cpus[cpu_id];  in read()
222 	if (lg->dead) {  in read()
226 		if (IS_ERR(lg->dead))  in read()
227 			return PTR_ERR(lg->dead);  in read()
230 		len = min(size, strlen(lg->dead)+1);  in read()
231 		if (copy_to_user(user, lg->dead, len) != 0)  in read()
254 	if (id >= ARRAY_SIZE(cpu->lg->cpus))  in lg_cpu_start()
259 	cpu->lg = container_of(cpu, struct lguest, cpus[id]);  in lg_cpu_start()
260 	cpu->lg->nr_cpus++;  in lg_cpu_start()
320 	struct lguest *lg;  in initialize()  local
340 	lg = kzalloc(sizeof(*lg), GFP_KERNEL);  in initialize()
341 	if (!lg) {  in initialize()
346 	lg->eventfds = kmalloc(sizeof(*lg->eventfds), GFP_KERNEL);  in initialize()
347 	if (!lg->eventfds) {  in initialize()
351 	lg->eventfds->num = 0;  in initialize()
354 	lg->mem_base = (void __user *)args[0];  in initialize()
355 	lg->pfn_limit = args[1];  in initialize()
358 	err = lg_cpu_start(&lg->cpus[0], 0, args[2]);  in initialize()
366 	err = init_guest_pagetable(lg);  in initialize()
371 	file->private_data = lg;  in initialize()
380 	free_page(lg->cpus[0].regs_page);  in initialize()
382 	kfree(lg->eventfds);  in initialize()
384 	kfree(lg);  in initialize()
408 	struct lguest *lg = file->private_data;  in write()  local
421 		if (!lg || (cpu_id >= lg->nr_cpus))  in write()
423 		cpu = &lg->cpus[cpu_id];  in write()
426 		if (lg->dead)  in write()
436 		return attach_eventfd(lg, input);  in write()
453 	struct lguest *lg = file->private_data;  in close()  local
457 	if (!lg)  in close()
467 	free_guest_pagetable(lg);  in close()
469 	for (i = 0; i < lg->nr_cpus; i++) {  in close()
471 		hrtimer_cancel(&lg->cpus[i].hrt);  in close()
473 		free_page(lg->cpus[i].regs_page);  in close()
478 		mmput(lg->cpus[i].mm);  in close()
482 	for (i = 0; i < lg->eventfds->num; i++)  in close()
483 		eventfd_ctx_put(lg->eventfds->map[i].event);  in close()
484 	kfree(lg->eventfds);  in close()
490 	if (!IS_ERR(lg->dead))  in close()
491 		kfree(lg->dead);  in close()
493 	kfree(lg);  in close()