K 10 svn:author V 7 delphij K 8 svn:date V 27 2015-06-29T18:56:53.560925Z K 7 svn:log V 195 MFC r274630,r274653 (feld): Add logic for detecting non-persistent filesystems being utilized by workdir which would break the upgrade process upon reboot. Currently we check for tmpfs and md. END