IO_APIC_get_PCI_irq_vector 872 arch/x86/kernel/io_apic_32.c int IO_APIC_get_PCI_irq_vector(int bus, int slot, int pin) IO_APIC_get_PCI_irq_vector 600 arch/x86/kernel/io_apic_64.c int IO_APIC_get_PCI_irq_vector(int bus, int slot, int pin)