On Sun, Nov 22, 2009 at 08:17:46PM -0600, Anthony Liguori wrote: > Paolo Bonzini wrote: > > > >>I don't see how this fixes anything. If you used feature bits, how do > >>you migrate from a version that has a feature bit that an older version > >>doesn't know about? Do you just ignore it? > > > >I'd go with chunk instead of feature bits, specifying them like in > >the PNG specification: > > You mean, each device would have multiple sections? We already use > chunks for each device state. > Each device can send device info in multiple formats (each format with its own ID) and destination will choose the one it supports.
-- Gleb.