!1625 Fix host zero page refcount overflow caused by kvm

Merge Pull Request from: @ci-robot 
 
PR sync from: Lei Chen <lei.chen@smartx.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/YBB4FWVDSAGSXOH4VTUKE6MMDOJWYADW/ 
v2:
1. using full commit id instead of abbrevation
2. fix wrong mainline tag

Sean Christopherson (1):
  KVM: Don't set Accessed/Dirty bits for ZERO_PAGE

Zhuang Yanying (1):
  KVM: fix overflow of zero page refcount with ksm running


-- 
2.34.1
 
https://gitee.com/openeuler/kernel/issues/I7PQPE?from=project-issue 
 
Link:https://gitee.com/openeuler/kernel/pulls/1625

 

Reviewed-by: Kevin Zhu <zhukeqian1@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>