sched: Pass 'struct rq' to rebalance_domains()

The cpu information is stored in the struct rq and the caller of the
rebalance_domains function pass the cpu to retrieve the struct rq but
it already has the struct rq info. Replace the cpu parameter with the
struct rq.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1389008085-9069-7-git-send-email-daniel.lezcano@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index b91cd93a32a3361b8ba5aee7ccb2ba1f57990ee9..ff4e0dfaecc64d1325a30873ed24b816de0e3563 100644 (file)
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -6640,10 +6640,10 @@ void update_max_interval(void)
  *
  * Balancing parameters are set up in init_sched_domains.
  */
-static void rebalance_domains(int cpu, enum cpu_idle_type idle)
+static void rebalance_domains(struct rq *rq, enum cpu_idle_type idle)
 {
        int continue_balancing = 1;
-       struct rq *rq = cpu_rq(cpu);
+       int cpu = rq->cpu;
        unsigned long interval;
        struct sched_domain *sd;
        /* Earliest time when we have to do rebalance again */
@@ -6769,7 +6769,7 @@ static void nohz_idle_balance(int this_cpu, enum cpu_idle_type idle)
                update_idle_cpu_load(rq);
                raw_spin_unlock_irq(&rq->lock);
 
-               rebalance_domains(balance_cpu, CPU_IDLE);
+               rebalance_domains(rq, CPU_IDLE);
 
                if (time_after(this_rq->next_balance, rq->next_balance))
                        this_rq->next_balance = rq->next_balance;
@@ -6858,7 +6858,7 @@ static void run_rebalance_domains(struct softirq_action *h)
        enum cpu_idle_type idle = this_rq->idle_balance ?
                                                CPU_IDLE : CPU_NOT_IDLE;
 
-       rebalance_domains(this_cpu, idle);
+       rebalance_domains(this_rq, idle);
 
        /*
         * If this cpu has a pending nohz_balance_kick, then do the