Lancern's Treasure Chest
10:31 · Feb 11, 2022 · Fri
https://www.zhihu.com/question/29465982/answer/384041731
Zhihu
intel x86系列CPU既然是strong order的，不会出现loadload乱序，为什么还需要lfence指令？ - 知乎
在当前x86的多核Memory Consistency中, LFENCE和SFENCE执行了其纸面含义，挡住之后的Load或之前的Store。…
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