38 	int irq = __this_cpu_read(lock_kicker_irq);  in xen_qlock_wait()  local
41 	if (irq == -1)  in xen_qlock_wait()
45 	xen_clear_irq_pending(irq);  in xen_qlock_wait()
65 	xen_poll_irq(irq);  in xen_qlock_wait()
158 	int irq = __this_cpu_read(lock_kicker_irq);  in xen_lock_spinning()  local
166 	if (irq == -1)  in xen_lock_spinning()
199 	xen_clear_irq_pending(irq);  in xen_lock_spinning()
233 	xen_poll_irq(irq);  in xen_lock_spinning()
234 	add_stats(TAKEN_SLOW_SPURIOUS, !xen_test_irq_pending(irq));  in xen_lock_spinning()
238 	kstat_incr_irq_this_cpu(irq);  in xen_lock_spinning()
269 static irqreturn_t dummy_handler(int irq, void *dev_id)  in dummy_handler()  argument
277 	int irq;  in xen_init_lock_cpu()  local
287 	irq = bind_ipi_to_irqhandler(XEN_SPIN_UNLOCK_VECTOR,  in xen_init_lock_cpu()
294 	if (irq >= 0) {  in xen_init_lock_cpu()
295 		disable_irq(irq); /* make sure it's never delivered */  in xen_init_lock_cpu()
296 		per_cpu(lock_kicker_irq, cpu) = irq;  in xen_init_lock_cpu()
300 	printk("cpu %d spinlock event irq %d\n", cpu, irq);  in xen_init_lock_cpu()