Re: [PATCH 1/2] sched/deadline: introduce start_hrtick_dl for !CONFIG_SCHED_HRTICK

From: Juri Lelli
Date: Thu Nov 13 2014 - 04:31:09 EST


Hi,

On 11/11/14 01:52, Wanpeng Li wrote:
> Introduce start_hrtick_dl for !CONFIG_SCHED_HRTICK to align with
> fair class.
>
> Signed-off-by: Wanpeng Li <wanpeng.li@xxxxxxxxxxxxxxx>
> ---
> kernel/sched/deadline.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
> index 04c2cbb..56674f6 100644
> --- a/kernel/sched/deadline.c
> +++ b/kernel/sched/deadline.c
> @@ -1013,6 +1013,10 @@ static void start_hrtick_dl(struct rq *rq, struct task_struct *p)
> {
> hrtick_start(rq, p->dl.runtime);
> }
> +#else /* !CONFIG_SCHED_HRTICK */
> +static void start_hrtick_dl(struct rq *rq, struct task_struct *p)
> +{
> +}
> #endif
>
> static struct sched_dl_entity *pick_next_dl_entity(struct rq *rq,
> @@ -1066,10 +1070,8 @@ struct task_struct *pick_next_task_dl(struct rq *rq, struct task_struct *prev)
> /* Running task will never be pushed. */
> dequeue_pushable_dl_task(rq, p);
>
> -#ifdef CONFIG_SCHED_HRTICK
> if (hrtick_enabled(rq))
> start_hrtick_dl(rq, p);
> -#endif
>
> set_post_schedule(rq);
>
> @@ -1088,10 +1090,8 @@ static void task_tick_dl(struct rq *rq, struct task_struct *p, int queued)
> {
> update_curr_dl(rq);
>
> -#ifdef CONFIG_SCHED_HRTICK
> if (hrtick_enabled(rq) && queued && p->dl.runtime > 0)
> start_hrtick_dl(rq, p);
> -#endif
> }
>
> static void task_fork_dl(struct task_struct *p)
>

Looks good!

Acked-by: Juri Lelli <juri.lelli@xxxxxxx>

Thanks,

- Juri

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/