K 10 svn:author V 3 alc K 8 svn:date V 27 2013-03-03T20:37:27.143415Z K 7 svn:log V 305 We don't need to reinitialize the root of the page cache trie on every vm object allocation. We can, instead, rely on the type stability of the vm object zone. (Note that we already assert that the page cache trie is empty in the vm object zone destructor.) Sponsored by: EMC / Isilon Storage Division END