K 10 svn:author V 6 bryanv K 8 svn:date V 27 2015-02-04T08:33:04.168526Z K 7 svn:log V 227 Add interface to derive a TSC frequency from the pvclock This can later use this to determine the TSC frequency like is done with VMware, instead of using a DELAY loop that is not always accurate in an VM. MFC after: 1 month END