Some -serious- BPF-related litmus tests

[Paul E. McKenney]

Hello!

Just wanted to call your attention to some pretty cool and pretty serious
litmus tests that Andrii did as part of his BPF ring-buffer work:

https://lore.kernel.org/bpf/20200517195727.279322-3-andr...@fb.com/

Thoughts?

                                                        Thanx, Paul