X86_PF_RSVD 648 arch/x86/mm/fault.c (error_code & X86_PF_RSVD) ? "reserved bit violation" : X86_PF_RSVD 1277 arch/x86/mm/fault.c if (!(hw_error_code & (X86_PF_RSVD | X86_PF_USER | X86_PF_PROT))) { X86_PF_RSVD 1325 arch/x86/mm/fault.c if (unlikely(hw_error_code & X86_PF_RSVD))