K 10 svn:author V 3 kib K 8 svn:date V 27 2010-10-02T17:41:47.846610Z K 7 svn:log V 284 MFC r212824: Adopt the deferring of object deallocation for the deleted map entries on map unlock to the lock downgrade and later read unlock operation. MFC r212868 (by alc) [1]: Make refinements to r212824. Redo the implementation of vm_map_unlock_and_wait(). Approved by: alc [1] END