K 10
svn:author
V 7
davidxu
K 8
svn:date
V 27
2008-04-29T03:58:18.000000Z
K 7
svn:log
V 96
Use UMTX_OP_WAIT_UINT_PRIVATE and UMTX_OP_WAKE_PRIVATE to save
time in kernel(avoid VM lookup).

END