K 10
svn:author
V 7
davidxu
K 8
svn:date
V 27
2008-03-31T02:55:49.000000Z
K 7
svn:log
V 183
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

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