__setup_vector_irq  124 arch/ia64/include/asm/hw_irq.h extern void __setup_vector_irq(int cpu);
__setup_vector_irq  384 arch/ia64/kernel/smpboot.c 	__setup_vector_irq(cpuid);
__setup_vector_irq  759 arch/x86/kernel/apic/vector.c 		this_cpu_write(vector_irq[vector], __setup_vector_irq(vector));