K 10
svn:author
V 7
davidxu
K 8
svn:date
V 27
2010-12-09T02:42:02.093878Z
K 7
svn:log
V 297
MFp4:
It is possible a lower priority thread lending priority to higher priority
thread, in old code, it is ignored, however the lending should always be
recorded, add field td_lend_user_pri to fix the problem, if a thread does
not have borrowed priority, its value is PRI_MAX.

MFC after: 1 week

END