stage2_pgd_size 910 virt/kvm/arm/mmu.c pgd = alloc_pages_exact(stage2_pgd_size(kvm), GFP_KERNEL | __GFP_ZERO); stage2_pgd_size 1013 virt/kvm/arm/mmu.c free_pages_exact(pgd, stage2_pgd_size(kvm));