K 10
svn:author
V 7
davidxu
K 8
svn:date
V 27
2008-04-02T04:08:37.000000Z
K 7
svn:log
V 187
Introduce kernel based userland rwlock. Each umtx chain now has two lists,
one for readers and one for writers, other types of synchronization
object just use first list.

Asked by: jeff

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