DR6_RESERVED 100 arch/x86/kernel/process_32.c (d6 == DR6_RESERVED) && (d7 == 0x400)) DR6_RESERVED 133 arch/x86/kernel/process_64.c (d6 == DR6_RESERVED) && (d7 == 0x400))) { DR6_RESERVED 733 arch/x86/kernel/traps.c dr6 &= ~DR6_RESERVED;