On Tue, 13 Mar 2018, Sage Weil wrote:
I think one wrinkle is that we have lots of lines like assert(lock.is_locked_by_me());
...and very importantly, there is /no/ good way to actually detect this!
sprinkled about, usually at the top of internal _foo() methods. I don't think there is a std::mutex equivalent (that operates on the mutex itself and not a std::unique_lock).
No accident-- at least if it's what I'm thinking of, there's no reliable way to do it. (I haven't looked at this in a few months, I may be confusing it with something else, but I'm pretty sure that's the case.)
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