* Alex Shi <alex....@intel.com> wrote:
> @@ -2539,7 +2539,11 @@ static void __update_cpu_load(struct rq *this_rq,
> unsigned long this_load,
> void update_idle_cpu_load(struct rq *this_rq)
> {
> unsigned long curr_jiffies = ACCESS_ONCE(jiffies);
> +#if defined(CONFIG_SMP) && defined(CONFIG_FAIR_GROUP_SCHED)
> + unsigned long load = (unsigned long)this_rq->cfs.runnable_load_avg;
> +#else
> unsigned long load = this_rq->load.weight;
> +#endif
I'd not make it conditional - just calculate runnable_load_avg
all the time (even if group scheduling is disabled) and use it
consistently. The last thing we want is to bifurcate scheduler
balancer behavior even further.
Thanks,
Ingo
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