!7415 cpu/SMT: Make SMT control more robust against enumeration failures

Merge Pull Request from: @ci-robot 
 
PR sync from: Yang Yingliang <yangyingliang@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/XKMWMSPJCTORD7T6LOKQNPM5WFJF2VEF/ 
 
https://gitee.com/openeuler/kernel/issues/I9NZ3E 
 
Link:https://gitee.com/openeuler/kernel/pulls/7415

 

Reviewed-by: Xie XiuQi <xiexiuqi@huawei.com>
Reviewed-by: Liu YongQiang <liuyongqiang13@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>