Raj, Ashok wrote: > On same lines as predicted-max-idle (possibly from tickless idle subsystem) > being passed to callbacks, > > Would it be good to tell some measure of outstanding work to the callbacks? > That could give some indication on intr, and also get the last time we went > to idle how long did we stay in idle be useful measure to pass around? > Interesting, these are the sorts of statistics that the C-state policy code will take into consideration when deciding which C-state to request. It probably makes sense to expose these via interfaces that would be available to all the idle callbacks (not just C-states)?
-Eric
