PTHREAD_INVARIANTS in 5.x

Daniel Eischen deischen at freebsd.org
Tue May 10 18:11:08 PDT 2005


On Tue, 10 May 2005, Mikhail Teterin wrote:

> Hello!
>
> As we were counting down to 5.3-RELEASE, I noticed, that all threading
> libraries still compile with PTHREAD_INVARIANTS. My suggestion to have this
> fixed was shutdown as not enough time was left for testing the 5.3.
>
> 6 months later the much anticipated 5.4 ships with these defines again and
> again FreeBSD is going to lose all thread-using benchmarks out there (such as
> MySQL's)...
>
> Can we have these things turned off NOW, so that, at least, 5.5 stands a
> chance? Thanks!

What makes you think there is a measurable performance impact
with them on?

Regardless, it would first need to be in -current, not -stable.

-- 
DE



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