hw_irq.h

《嵌入式系统设计与实例开发实验教材二源码》Linux内核移植与编译实验

/* This exists merely to satisfy <linux/irq.h>.  There is
   nothing that would go here of general interest.

   Everything of consequence is in arch/alpha/kernel/irq_impl.h,
   to be used only in arch/alpha/kernel/.  */