legacy_pic_uint_noop 400 arch/x86/kernel/i8259.c .mask = legacy_pic_uint_noop, legacy_pic_uint_noop 401 arch/x86/kernel/i8259.c .unmask = legacy_pic_uint_noop, legacy_pic_uint_noop 407 arch/x86/kernel/i8259.c .make_irq = legacy_pic_uint_noop,