linux-kernel - Re: [PATCH] sched/pelt: rename init_entity_runnable

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Date:   Fri, 15 Jul 2022 22:31:42 +0800
From:   Zackary Liu <zackary.liu.pro@...il.com>
To:     "mingo@...hat.com" <mingo@...hat.com>,
        "peterz@...radead.org" <peterz@...radead.org>,
        "juri.lelli@...hat.com" <juri.lelli@...hat.com>,
        "vincent.guittot@...aro.org" 
        <vincent.guittot@...aro.org>,
        "dietmar.eggemann@....com" <dietmar.eggemann@....com>,
        "rostedt@...dmis.org" <rostedt@...dmis.org>,
        "bsegall@...gle.com" <bsegall@...gle.com>,
        "mgorman@...e.de" <mgorman@...e.de>,
        "bristot@...hat.com" <bristot@...hat.com>,
        "vschneid@...hat.com" <vschneid@...hat.com>
Cc:     "linux-kernel@...r.kernel.org" 
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] sched/pelt: rename init_entity_runnable_average()


On Jun 23 2022, at 12:20 am, Zhaoyu Liu <zackary.liu.pro@...il.com> wrote:

> In commit 0dacee1bfa70 ("sched/pelt: Remove unused runnable load average"),
> sa->runnable_load_avg was deleted from init_entity_runnable_average(),
> and now it only init sa->load_avg inside of the function,
> so rename the function to init_entity_load_average() is more appropriate.
> 
> Signed-off-by: Zhaoyu Liu <zackary.liu.pro@...il.com>
> ---
> kernel/sched/core.c  | 3 +--
> kernel/sched/fair.c  | 6 +++---
> kernel/sched/sched.h | 2 +-
> 3 files changed, 5 insertions(+), 6 deletions(-)
> 
> diff --git a/kernel/sched/core.c b/kernel/sched/core.c
> index 263d76489a48..224ca514e9d8 100644
> --- a/kernel/sched/core.c
> +++ b/kernel/sched/core.c
> @@ -4580,8 +4580,7 @@ int sched_fork(unsigned long clone_flags, struct
> task_struct *p)
> 	else
> 		p->sched_class = &fair_sched_class;
> 
> -	init_entity_runnable_average(&p->se);
> -
> +	init_entity_load_average(&p->se);
> 
> #ifdef CONFIG_SCHED_INFO
> 	if (likely(sched_info_on()))
> diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
> index ed32f66bbd3d..6bc7eaf88c59 100644
> --- a/kernel/sched/fair.c
> +++ b/kernel/sched/fair.c
> @@ -784,7 +784,7 @@ static unsigned long task_h_load(struct
> task_struct *p);
> static unsigned long capacity_of(int cpu);
> 
> /* Give new sched_entity start runnable values to heavy its load in
> infant time */
> -void init_entity_runnable_average(struct sched_entity *se)
> +void init_entity_load_average(struct sched_entity *se)
> {
> 	struct sched_avg *sa = &se->avg;
> 
> @@ -871,7 +871,7 @@ void post_init_entity_util_avg(struct task_struct *p)
> }
> 
> #else /* !CONFIG_SMP */
> -void init_entity_runnable_average(struct sched_entity *se)
> +void init_entity_load_average(struct sched_entity *se)
> {
> }
> void post_init_entity_util_avg(struct task_struct *p)
> @@ -11510,7 +11510,7 @@ int alloc_fair_sched_group(struct task_group
> *tg, struct task_group *parent)
> 
> 		init_cfs_rq(cfs_rq);
> 		init_tg_cfs_entry(tg, cfs_rq, se, i, parent->se[i]);
> -		init_entity_runnable_average(se);
> +		init_entity_load_average(se);
> 	}
> 
> 	return 1;
> diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
> index 5b14b6b4495d..349b423ea8a6 100644
> --- a/kernel/sched/sched.h
> +++ b/kernel/sched/sched.h
> @@ -2330,7 +2330,7 @@ extern void init_dl_inactive_task_timer(struct
> sched_dl_entity *dl_se);
> #define MAX_BW			((1ULL << MAX_BW_BITS) - 1)
> unsigned long to_ratio(u64 period, u64 runtime);
> 
> -extern void init_entity_runnable_average(struct sched_entity *se);
> +extern void init_entity_load_average(struct sched_entity *se);
> extern void post_init_entity_util_avg(struct task_struct *p);
> 
> #ifdef CONFIG_NO_HZ_FULL
> -- 
> 2.17.1
> 
> 

I have sent a patch couple days ago but still i don't get the reply,
I am looking forward to your reply,
thank you

--
zackary