K 10
svn:author
V 7
davidxu
K 8
svn:date
V 27
2006-01-24T02:46:15.000000Z
K 7
svn:log
V 197
More cleanup for aio code:
1) unregsiter kqueue filter for EVFILT_LIO.
2) free uma_zones.
3) call setsid directly to enter another session rather than
   implementing by itself.

Submitted by: jhb

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