On Tue, 10 May 2005, Mikhail Teterin wrote: > = > 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. > > = > 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? > > Interesting... Are you implying, the debugging code makes no difference, > or are genuinly asking?
Both. > There are additional steps in the code, that are only done when > the define is on. Does not look like much in libthr, but c_r's > uthread/uthread_mutex.c seems quite affected, for example. And you know > it, of course... c_r is deprecated, so I've no interest in that. My only concern is with libthr and libpthread. > = Regardless, it would first need to be in -current, not -stable. > > I thought, the debugging features (WITNESS INVARIANTS) are always on in > -current, but are turned off in -stable for maximum performance. Is that > no longer true? They've never been off in -current. You'd have to show turning them off causes no harm. -- DE _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "[EMAIL PROTECTED]"
