Linux, for the first time, is in the process of merging a security patch that will cause significant slowdown https://lwn.net/SubscriberLink/741878/eb6c9d3913d7cb2b/ … "all existing x86 processors are seemingly affected by information-disclosure vulnerabilities, future processors may not be"
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All I really need is a fast/good way to copy from another address space. Unclear about cost of switching address space on each syscall. I kinda want to build what you propose.
Thanks. Twitter will use this to make your timeline better. UndoUndo
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