Re: [PATCH 4/7] sched: remove unused parameter in nohz_balancer_kickfunction

[Daniel Lezcano]

On 12/31/2013 12:17 PM, Preeti Murthy wrote:
> Hi Daniel,
>
> This patch looks correct to me.
> Reviewed-by: Preeti U Murthy <preeti@xxxxxxxxxxxxxxxxxx

Thanks Preeti for the review.

  -- Daniel

> <mailto:preeti@xxxxxxxxxxxxxxxxxx>>
>
>
> On Mon, Dec 30, 2013 at 7:14 PM, Daniel Lezcano
> <daniel.lezcano@xxxxxxxxxx <mailto:daniel.lezcano@xxxxxxxxxx>> wrote:
>
>     The cpu parameter is no longer needed in nohz_balancer_kick, let's
>     remove
>     the parameter.
>
>     Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx
>     <mailto:daniel.lezcano@xxxxxxxxxx>>
>     ---
>       kernel/sched/fair.c |    6 ++----
>       1 file changed, 2 insertions(+), 4 deletions(-)
>
>     diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
>     index 1f7ed1a..c647c45 100644
>     --- a/kernel/sched/fair.c
>     +++ b/kernel/sched/fair.c
>     @@ -6517,7 +6517,7 @@ static inline int find_new_ilb(void)
>        * nohz_load_balancer CPU (if there is one) otherwise fallback to
>     any idle
>        * CPU (if there is one).
>        */
>     -static void nohz_balancer_kick(int cpu)
>     +static void nohz_balancer_kick(void)
>       {
>              int ilb_cpu;
>
>     @@ -6871,15 +6871,13 @@ static inline int on_null_domain(struct rq *rq)
>        */
>       void trigger_load_balance(struct rq *rq)
>       {
>     -       int cpu = rq->cpu;
>     -
>              /* Don't need to rebalance while attached to NULL domain */
>              if (time_after_eq(jiffies, rq->next_balance) &&
>                  likely(!on_null_domain(rq)))
>                      raise_softirq(SCHED_SOFTIRQ);
>       #ifdef CONFIG_NO_HZ_COMMON
>              if (nohz_kick_needed(rq) && likely(!on_null_domain(rq)))
>     -               nohz_balancer_kick(cpu);
>     +               nohz_balancer_kick();
>       #endif
>       }
>
>     --
>     1.7.9.5
>
>     --
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