SPTE_LEVEL_BITS
return sp->gfn + (index << ((sp->role.level - 1) * SPTE_LEVEL_BITS));
offset = sp->role.quadrant << SPTE_LEVEL_BITS;
#define SPTE_LEVEL_SHIFT(level) __PT_LEVEL_SHIFT(level, SPTE_LEVEL_BITS)
#define SPTE_INDEX(address, level) __PT_INDEX(address, level, SPTE_LEVEL_BITS)
#define SPTE_ENT_PER_PAGE __PT_ENT_PER_PAGE(SPTE_LEVEL_BITS)