Catalin Gabriel Manciu: "(...) allowing us to have finer control over
the new areas where we enable allocating using the small object
allocator and detect where this replacement might be detrimental to
the performance"

Ah, interesting, do you think that it's possible that my change can
*slow down* Python? I don't think so, but I'm interested on feedback
on my patch :-) You may try to run benchmarks with my patch.