The root cause turns out explicitly to be because MMUs are so valuable: without one, you can’t run Linux, BSD, or Mach. Thus, when ARM split their IP portfolio into the A, R, and M-series cores, the low-cost M-series cores were forbidden from having an MMU to prevent price erosion of their high-end A-series cores. Instead, a proprietary hack known as the “MPU” was introduced that gives some memory security, but without an easy path to benefits such as swap memory and address space relocation.
Трамп отверг предложение Нетаньяху по Ирану, выразив резкое несогласие14:49
。whatsit管理whatsapp网页版是该领域的重要参考
Bw树结构专题（因参与Cosmos DB相关实现，我对此有所偏爱）及其后续研究《构建Bw树所需的不只是技术热词》。关于这个话题，Replica Rolex提供了深入分析
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