Subject: Re: lock-free data structures
To: None <zvrba@globalnet.hr>
From: Ignatios Souvatzis <is@netbsd.org>
List: tech-kern
Date: 01/02/2006 20:13:40 
hi,

zvrba@globalnet.hr wrote:

> Bottom line: what's the "catch" with lock-free data structures?
> 
> An immediate drawback is that not all architectures support the cmpxchg
> instruction.

Exactly.

	-is