quoted

Sounds reasonable. ?In some cases it may be helpful to track state
demotion as well. ?Since I'm still a noob and wearing my submission
training wheels, I'm trying to minimize things that fall outside of
this basic consolidation effort for this patch series. ?But I added
Jon's suggestion to this cpuidle page which contains future cpuidle
items to consider adding:
https://wiki.linaro.org/WorkingGroups/PowerManagement/Doc/CPUIdle#Track_both_attempted_and_successful_enter_attempts

Yeah, I don't want to feature-bloat your submission more than
necessary. ?I'm happy for the usage counter stuff to get tackled at a
later date, but you're still on board for setting last_residency to
zero in this series, right?

Yes.

Regards,
Mike