Hisi内核线程CPU占用高的问题

Hisi内核线程CPU占用高的问题:

https://notes.z-dd.net/2020/03/07/Hisi%E5%86%85%E6%A0%B8%E7%BA%BF%E7%A8%8BCPU%E5%8D%A0%E7%94%A8%E9%AB%98%E7%9A%84%E9%97%AE%E9%A2%98/