PFERR_CODE_RSVD 80 kernel/arch/amd64/src/mm/page.c if (istate->error_word & PFERR_CODE_RSVD) PFERR_CODE_RSVD 89 kernel/arch/ia32/src/mm/page.c if (istate->error_word & PFERR_CODE_RSVD)