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[并发编程]-关于 CAS 的几个问题

 5 years ago
source link: https://juejin.im/post/5cbadd33e51d456e4e088658
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CAS 相关基础知识 CAS的全称是Compare And Swap ,即比较交换。CAS 中一般会设计到3个参数: 内存值 V 旧的预期值A 要修改的新值B 当且仅当预期值 A 和内存值 V 相同时，将内存值V修改为 B，否则什么都不做。 这里关于 C

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