brian at tangent.org
Tue Oct 16 10:39:16 UTC 2007
On Oct 11, 2007, at 10:14 PM, Dustin Sallings wrote:
> You don't need a mutex if you have CAS. Java's AtomicInteger is
> implemented using a volatile integer (volatile mostly means that it
> can't be stored in a CPU cache, but also is used to establish a
> happens-before relationship with other threads on reads and writes).
Yep, you can do CAS if supported. I mentioned to Brad back at FooCamp
that he should take a look at doing this for Memcache. I think I saw
where someone had a patch for this.
Brian "Krow" Aker, brian at tangent.org
http://krow.net/ <-- Me
http://tangent.org/ <-- Software
http://exploitseattle.com/ <-- Fun
You can't grep a dead tree.
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