PT64_PT_BITS 912 arch/x86/kvm/mmu.c quadrant = gaddr >> (PAGE_SHIFT + (PT64_PT_BITS * level)); PT64_PT_BITS 913 arch/x86/kvm/mmu.c quadrant &= (1 << ((PT32_PT_BITS - PT64_PT_BITS) * level)) - 1; PT64_PT_BITS 7 arch/x86/kvm/mmu.h #define PT64_ENT_PER_PAGE (1 << PT64_PT_BITS)