MTRR_PHYSMASK_V
vr->mask_lo = -size << PAGE_SHIFT | MTRR_PHYSMASK_V;
if (!(mtrr->mask_lo & MTRR_PHYSMASK_V))
if (mtrr_state.var_ranges[i].mask_lo & MTRR_PHYSMASK_V)
if (!(mask_lo & MTRR_PHYSMASK_V)) {
.mask_lo = (u32)(~(SZ_4G - tolud - 1)) | MTRR_PHYSMASK_V,
mask |= MTRR_PHYSMASK_V;