stage2_pgd_size    44 arch/arm/include/asm/kvm_mmu.h #define stage2_pgd_size(kvm)		(PTRS_PER_S2_PGD * sizeof(pgd_t))
stage2_pgd_size    52 arch/arm64/include/asm/stage2_pgtable.h #define stage2_pgd_size(kvm)		__s2_pgd_size(kvm_phys_shift(kvm), kvm_stage2_levels(kvm))