Andres Freund <andres@anarazel.de> writes:
> I realize its way too late in the cycle for that, but why dont we start using
> some library for easy cross platform atomic ops?
(1) there probably isn't one that does exactly what we want, works
everywhere, and has the right license;
(2) what actual gain would we get? We've already done the work.
>> [ grows visibly pale ] *Please* tell me we are not trying to take
>> locks in a signal handler. What happens if it interrupts code that
>> is already holding that lock?
> Yes the patch does that at two places.
That's a must-fix.
regards, tom lane