arch_irq_stat 60 arch/x86/include/asm/hardirq.h extern u64 arch_irq_stat(void); arch_irq_stat 61 arch/x86/include/asm/hardirq.h #define arch_irq_stat arch_irq_stat arch_irq_stat 20 fs/proc/stat.c #ifndef arch_irq_stat arch_irq_stat 145 fs/proc/stat.c sum += arch_irq_stat();