hulk inclusion
category: feature
bugzilla: 48052
CVE: NA

------------------------------

It's time to make ID registers configurable.  When userspace (but not
guest) want to set the values of ID registers, save the value in
kvm_arch_vcpu so that guest can read the modified values.
Signed-off-by: Nzhanghailiang <zhang.zhanghailiang@huawei.com>
Signed-off-by: NPeng Liang <liangpeng10@huawei.com>
Reviewed-by: NZhanghailiang <zhang.zhanghailiang@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>