I really don't feel it is appropriate to use the term "lock free" to refer to an algorithm that requires locked instructions.
@rygorous But point being, it _was_ a real lock, and I assume that it still is a real lock on _some_ processors out there.
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@cmuratori No, the system bus lock is not something anyone has used for aligned operands ever since x86 cores started implementing MESI. -
@cmuratori Not that it matters for the definition of wait-freedom; even if you do have to shut down everyone else on the bus, - Show replies
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@cmuratori@rygorous The "LOCK" prefix is about arbitration. But if you go far enough down, /everything/ is "locked/synchronous."Thanks. Twitter will use this to make your timeline better. UndoUndo
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