That looks like a dangerous misrepresentation. The original implementation is a bit more involved [1]. Here, the stub entry is not considered at all during the

That looks like a dangerous misrepresentation. The original implementation is a bit more involved [1]. Here, the stub entry is not considered at all during the pop. [1] http://www.1024cores.net/home/lock-free-algorithms/queues/intrusive-mpsc-node-based-queue http://www.1024cores.net/home/lock-free-algorithms/queues/in...