PFERR_RSVD_BIT    212 arch/x86/include/asm/kvm_host.h #define PFERR_RSVD_MASK (1U << PFERR_RSVD_BIT)
PFERR_RSVD_BIT    178 arch/x86/kvm/mmu.h 		    (smap >> (X86_EFLAGS_AC_BIT - PFERR_RSVD_BIT + 1));
PFERR_RSVD_BIT    196 arch/x86/kvm/mmu.h 			((pte_access & PT_USER_MASK) << (PFERR_RSVD_BIT - PT_USER_SHIFT));