Subj : Re: trying to understand simultaneous wakeup of all threads on pthreads_cond_broadcast()
To   : comp.programming.threads
From : el_bandido
Date : Sat Feb 05 2005 10:12 pm

> No randomness or fairness is guaranteed or required.  This works as long
> as there isn't any serious contention.  If there is, mutexes tank rather
> badly.

I see, I reckon I must have been bias by the various code comments and 
book excerpts I read; they tricked me into thinking that randomness and 
fairness was required.

> There are mutex implementations that guaranteed fairness, e.g. real time
> implementations, but at a rather dramatic performance cost.

I can envision that.

Thanks for your reply,
Roberto Nibali, ratz
-- 
echo 
'[q]sa[ln0=aln256%Pln256/snlbx]sb3135071790101768542287578439snlbxq' | dc

.