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SubjectRe: [PATCH 3/6] sched/dl: add deadline rq status print
Hi,

On 27/10/14 01:41, Wanpeng Li wrote:
> This patch add deadline rq status print.
>

Don't know if useful, but we could add this, just to be consistent.

Thanks,

- Juri

> Signed-off-by: Wanpeng Li <wanpeng.li@linux.intel.com>
> ---
> kernel/sched/deadline.c | 9 +++++++++
> kernel/sched/debug.c | 7 +++++++
> kernel/sched/sched.h | 1 +
> 3 files changed, 17 insertions(+)
>
> diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
> index d4ffc1e..aa7c27f 100644
> --- a/kernel/sched/deadline.c
> +++ b/kernel/sched/deadline.c
> @@ -1682,3 +1682,12 @@ const struct sched_class dl_sched_class = {
> .switched_from = switched_from_dl,
> .switched_to = switched_to_dl,
> };
> +
> +#ifdef CONFIG_SCHED_DEBUG
> +extern void print_dl_rq(struct seq_file *m, int cpu, struct dl_rq *dl_rq);
> +
> +void print_dl_stats(struct seq_file *m, int cpu)
> +{
> + print_dl_rq(m, cpu, &cpu_rq(cpu)->dl);
> +}
> +#endif /* CONFIG_SCHED_DEBUG */
> diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
> index ce33780..eeb6046 100644
> --- a/kernel/sched/debug.c
> +++ b/kernel/sched/debug.c
> @@ -261,6 +261,12 @@ void print_rt_rq(struct seq_file *m, int cpu, struct rt_rq *rt_rq)
> #undef P
> }
>
> +void print_dl_rq(struct seq_file *m, int cpu, struct dl_rq *dl_rq)
> +{
> + SEQ_printf(m, "\ndl_rq[%d]:\n", cpu);
> + SEQ_printf(m, " .%-30s: %ld\n", "dl_nr_running", dl_rq->dl_nr_running);
> +}
> +
> extern __read_mostly int sched_clock_running;
>
> static void print_cpu(struct seq_file *m, int cpu)
> @@ -329,6 +335,7 @@ do { \
> spin_lock_irqsave(&sched_debug_lock, flags);
> print_cfs_stats(m, cpu);
> print_rt_stats(m, cpu);
> + print_dl_stats(m, cpu);
>
> print_rq(m, rq, cpu);
> spin_unlock_irqrestore(&sched_debug_lock, flags);
> diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
> index 6130251..2c2ef3c 100644
> --- a/kernel/sched/sched.h
> +++ b/kernel/sched/sched.h
> @@ -1502,6 +1502,7 @@ extern struct sched_entity *__pick_first_entity(struct cfs_rq *cfs_rq);
> extern struct sched_entity *__pick_last_entity(struct cfs_rq *cfs_rq);
> extern void print_cfs_stats(struct seq_file *m, int cpu);
> extern void print_rt_stats(struct seq_file *m, int cpu);
> +extern void print_dl_stats(struct seq_file *m, int cpu);
>
> extern void init_cfs_rq(struct cfs_rq *cfs_rq);
> extern void init_rt_rq(struct rt_rq *rt_rq, struct rq *rq);
>



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