set_ir_ioapic_affinity_irq 1847 arch/x86/kernel/io_apic_64.c .set_affinity = set_ir_ioapic_affinity_irq, set_ir_ioapic_affinity_irq 2877 arch/x86/kernel/io_apic_64.c set_ir_ioapic_affinity_irq(irq, TARGET_CPUS);