From: Daniel Lezcano The cpu parameter passed to idle_balance is not needed as it could be retrieved from the struct rq. Cc: alex.shi@linaro.org Cc: peterz@infradead.org Cc: mingo@kernel.org Signed-off-by: Daniel Lezcano Signed-off-by: Peter Zijlstra --- kernel/sched/core.c | 2 +- kernel/sched/fair.c | 3 ++- kernel/sched/sched.h | 2 +- 3 files changed, 4 insertions(+), 3 deletions(-) --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -2680,7 +2680,7 @@ static void __sched __schedule(void) pre_schedule(rq, prev); if (unlikely(!rq->nr_running)) - idle_balance(cpu, rq); + idle_balance(rq); put_prev_task(rq, prev); next = pick_next_task(rq); --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -6359,12 +6359,13 @@ static int load_balance(int this_cpu, st * idle_balance is called by schedule() if this_cpu is about to become * idle. Attempts to pull tasks from other CPUs. */ -void idle_balance(int this_cpu, struct rq *this_rq) +void idle_balance(struct rq *this_rq) { struct sched_domain *sd; int pulled_task = 0; unsigned long next_balance = jiffies + HZ; u64 curr_cost = 0; + int this_cpu = this_rq->cpu; this_rq->idle_stamp = rq_clock(this_rq); --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -1176,7 +1176,7 @@ extern const struct sched_class idle_sch extern void update_group_power(struct sched_domain *sd, int cpu); extern void trigger_load_balance(struct rq *rq); -extern void idle_balance(int this_cpu, struct rq *this_rq); +extern void idle_balance(struct rq *this_rq); extern void idle_enter_fair(struct rq *this_rq); extern void idle_exit_fair(struct rq *this_rq); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/