2015年11月25日

Operating System: Three Easy Pieces --- Evaluating Spin Locks (Note)

摘要： Given our basic spin lock, we can now evaluate how effective it is along our previously describedaxes. The most important aspect of a lock is correctn... 阅读全文

posted @ 2015-11-25 13:41 Persistence 阅读(274) 评论(0) 推荐(0)

ULK --- Chap 4: Interrupts and Exceptions

摘要： An interrupt is usually defined as an event that alters the sequence of instructions executed by aprocessor. Such events correspond to electrical sign... 阅读全文

posted @ 2015-11-25 12:42 Persistence 阅读(231) 评论(0) 推荐(0)

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