David Xu 5ab512bb8e Rewrite rwlock to user atomic operations to change rwlock state, this
eliminates internal mutex lock contention when most rwlock operations
are read.

Orignal patch provided by: jeff
2008-03-31 02:55:49 +00:00
..
2008-03-25 13:28:12 +00:00
2008-03-25 13:28:12 +00:00