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Decoded: GNU coreutils – MaiZure's Projects
Helpful background for code reading The GNU coreutils has its foibles. Many of these utilities are approaching 30 years old and include revisions by many people over the years. Here are some things to keep in mind when reading the code: Tiny programs - These utilities are small, (mostly) single-source file programs designed to do one thing and do it well. They are not designed for long life or to
ohnishiakira 2019/07/02
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Evolution of the x86 context switch in Linux – MaiZure's Projects
September 2018 While researching archaic facts about the 80386 hardware context switch last weekend, I rem embered that early versions of the Linux kernel relied on it. I was promptly sidetracked for hours reading code I hadn't seen in years. This weekend, I've decided to write down the journey to consolidate all the nuggets of fun stuff I discovered along the way. The exercise: Trace the context s
ohnishiakira 2019/02/26
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