xen_clock_event_device 301 arch/x86/xen/time.c static DEFINE_PER_CPU(struct xen_clock_event_device, xen_clock_events) = { .evt.irq = -1 }; xen_clock_event_device 330 arch/x86/xen/time.c struct xen_clock_event_device *xevt = &per_cpu(xen_clock_events, cpu);