idle_task 280 arch/x86/xen/smp.c struct task_struct *idle = idle_task(cpu); idle_task 156 arch/x86/xen/time.c account_steal_time(idle_task(smp_processor_id()), ticks); idle_task 1660 include/linux/sched.h extern struct task_struct *idle_task(int cpu); idle_task 548 kernel/kgdb.c return idle_task(-tid - 2);