K 10 svn:author V 3 alc K 8 svn:date V 27 2005-02-26T00:00:14.000000Z K 7 svn:log V 295 MFC revision 1.155 Synchronize access to the vm page's PG_BUSY flag using the containing vm object's lock. In the same place, eliminate unnecessary checks for a NULL vm object pointer. MFC revision 1.161 Eliminate (now) unnecessary acquisition and release of the global page queues lock. END