hi, I have a problem for shadow page table. When guest set A/D bit of guest pte, should VMM intercept and update(synchronize) A/D bit of spte (shadow pte)? But in the kvm code, Why did not I see? Best Regards -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html