int64_t timerlist_deadline_ns(QEMUTimerList *timer_list) { int64_t delta; if (!timer_list->clock->enabled || !timer_list->active_timers) { return -1; } delta = timer_list->active_timers->expire_time - qemu_clock_get_ns(timer_list->clock->type); if (delta <= 0) { return 0; } return delta; }