On Tue, Mar 21, 2017 at 03:46:07PM +0100, Rafael J. Wysocki wrote: > @@ -207,6 +212,8 @@ static void sugov_update_single(struct u > if (!sugov_should_update_freq(sg_policy, time)) > return; > > + sg_policy->overload = this_rq()->rd->overload; > +
Same problem as before; rd->overload is set if _any_ CPU in the root domain has more than 1 runnable task at a random point in history (when we ran the load balance tick -- and since that is the same tick used for timers, there's a bias to over-account there).