Merge "ANDROID: update_group_capacity for single cpu in cluster" (f0ea07c4) · Commits · e / devices / android_kernel_xiaomi_nabu

kernel/sched/fair.c

+14 −2

Original line number	Diff line number	Diff line
		@@ -10442,6 +10442,10 @@ static int need_active_balance(struct lb_env *env)
		if (env->src_grp_type == group_misfit_task)
		return 1;

		if (env->src_grp_type == group_overloaded &&
		env->src_rq->misfit_task_load)
		return 1;

		return unlikely(sd->nr_balance_failed >
		sd->cache_nice_tries + NEED_ACTIVE_BALANCE_THRESHOLD);
		}
		@@ -10884,8 +10888,12 @@ static int idle_balance(struct rq this_rq, struct rq_flags rf)
		int continue_balancing = 1;
		u64 t0, domain_cost;

		if (!(sd->flags & SD_LOAD_BALANCE))
		if (!(sd->flags & SD_LOAD_BALANCE)) {
		if (time_after_eq(jiffies,
		sd->groups->sgc->next_update))
		update_group_capacity(sd, this_cpu);
		continue;
		}

		if (this_rq->avg_idle < curr_cost + sd->max_newidle_lb_cost) {
		update_next_balance(sd, &next_balance);
		@@ -11294,8 +11302,12 @@ static void rebalance_domains(struct rq *rq, enum cpu_idle_type idle)
		if (energy_aware() && !sd_overutilized(sd))
		continue;

		if (!(sd->flags & SD_LOAD_BALANCE))
		if (!(sd->flags & SD_LOAD_BALANCE)) {
		if (time_after_eq(jiffies,
		sd->groups->sgc->next_update))
		update_group_capacity(sd, cpu);
		continue;
		}

		/*
		* Stop the load balance at this level. There is another