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Didn't we decide to do s/cgroup/memcg/ throughout? I believe the samples directory should be named "samples/cgroup" instead of "memcg" because the cgroup v1 event listener cannot be renamed to "memcg" due to the common naming of cgroup v1 event_control (this sample uses that control to access eventfd). Additionally, I think it would be a good idea to add the new samples for cgroup helpers in that directory. That's why I have only renamed the new memcg listener. -- Thank you, Dmitry