From: Joel VanderWerf <vjoel@...>
Date: 2006-11-08T17:07:56+09:00
Subject: Re: fast mutexes for 1.8?

Brent Roman wrote:
> The Mutex class suffers from a race condition when
> the mutex is unlocked.  See comments below:

I've been complaining about this for *years*.

http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/61918
http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/219585

A suggested fix (which has been stress tested as part of the fsdb 
project) is at:

http://www.rubygarden.org/ruby?ForkableMutex

-- 
       vjoel : Joel VanderWerf : path berkeley edu : 510 665 3407