default_legacy_pic 410 arch/x86/kernel/i8259.c struct legacy_pic default_legacy_pic = { default_legacy_pic 423 arch/x86/kernel/i8259.c struct legacy_pic *legacy_pic = &default_legacy_pic; default_legacy_pic 428 arch/x86/kernel/i8259.c if (legacy_pic == &default_legacy_pic)