K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2008-05-23T16:38:38.000000Z
K 7
svn:log
V 162
Assert that si_threadcount > 0 before decrementing it. This helps catching
the improper use of the dev_refthread/dev_relthread.

Tested by:	pho
MFC after:	1 week

END