LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Yafang Shao <laoar.shao@gmail.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@redhat.com>, Mel Gorman <mgorman@suse.de>,
	Juri Lelli <juri.lelli@redhat.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Benjamin Segall <bsegall@google.com>,
	Daniel Bristot de Oliveira <bristot@redhat.com>,
	Alison Chaiken <achaiken@aurora.tech>,
	kbuild test robot <lkp@intel.com>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-rt-users <linux-rt-users@vger.kernel.org>
Subject: Re: [PATCH v3 2/7] sched: make struct sched_statistics independent of fair sched class
Date: Tue, 31 Aug 2021 21:25:19 +0800	[thread overview]
Message-ID: <CALOAHbD13G4LpBxAxaa7U0qAbF_ApNqgoS8wVrPs5hmBvjLjDA@mail.gmail.com> (raw)
In-Reply-To: <YS4A8Jld5zC5qbAx@hirez.programming.kicks-ass.net>

On Tue, Aug 31, 2021 at 6:15 PM Peter Zijlstra <peterz@infradead.org> wrote:
>
> On Tue, Aug 24, 2021 at 11:29:41AM +0000, Yafang Shao wrote:
> > diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
> > index 49716228efb4..4cfee2aa1a2d 100644
> > --- a/kernel/sched/debug.c
> > +++ b/kernel/sched/debug.c
>
> > @@ -442,9 +442,11 @@ static void print_cfs_group_stats(struct seq_file *m, int cpu, struct task_group
> >       struct sched_entity *se = tg->se[cpu];
> >
> >  #define P(F)         SEQ_printf(m, "  .%-30s: %lld\n",       #F, (long long)F)
> > -#define P_SCHEDSTAT(F)       SEQ_printf(m, "  .%-30s: %lld\n",       #F, (long long)schedstat_val(F))
> > +#define P_SCHEDSTAT(F)       SEQ_printf(m, "  .%-30s: %lld\n",       \
> > +             "se->statistics."#F, (long long)schedstat_val(tg->stats[cpu]->F))
> >  #define PN(F)                SEQ_printf(m, "  .%-30s: %lld.%06ld\n", #F, SPLIT_NS((long long)F))
> > -#define PN_SCHEDSTAT(F)      SEQ_printf(m, "  .%-30s: %lld.%06ld\n", #F, SPLIT_NS((long long)schedstat_val(F)))
> > +#define PN_SCHEDSTAT(F)      SEQ_printf(m, "  .%-30s: %lld.%06ld\n", \
> > +             "se->statistics."#F, SPLIT_NS((long long)schedstat_val(tg->stats[cpu]->F)))
> >
> >       if (!se)
> >               return;
>
> > @@ -948,8 +950,8 @@ void proc_sched_show_task(struct task_struct *p, struct pid_namespace *ns,
> >               "---------------------------------------------------------"
> >               "----------\n");
> >
> > -#define P_SCHEDSTAT(F)  __PS(#F, schedstat_val(p->F))
> > -#define PN_SCHEDSTAT(F) __PSN(#F, schedstat_val(p->F))
> > +#define P_SCHEDSTAT(F)  __PS("se.statistics."#F, schedstat_val(p->stats.F))
> > +#define PN_SCHEDSTAT(F) __PSN("se.statistics."#F, schedstat_val(p->stats.F))
> >
> >       PN(se.exec_start);
> >       PN(se.vruntime);
>
> That's sad... can't we keep it #F, this is all SCHED_DEBUG code anyway.

Sure, I will change it.

-- 
Thanks
Yafang

  reply	other threads:[~2021-08-31 13:26 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-24 11:29 [PATCH v3 0/7] sched: support schedstats for RT " Yafang Shao
2021-08-24 11:29 ` [PATCH v3 1/7] sched, fair: use __schedstat_set() in set_next_entity() Yafang Shao
2021-08-24 11:29 ` [PATCH v3 2/7] sched: make struct sched_statistics independent of fair sched class Yafang Shao
2021-08-31 10:14   ` Peter Zijlstra
2021-08-31 13:25     ` Yafang Shao [this message]
2021-08-31 10:19   ` Peter Zijlstra
2021-08-31 13:25     ` Yafang Shao
2021-08-24 11:29 ` [PATCH v3 3/7] sched: make schedstats helpers " Yafang Shao
2021-08-31 11:07   ` Peter Zijlstra
2021-08-31 13:27     ` Yafang Shao
2021-08-24 11:29 ` [PATCH v3 4/7] sched: make the output of schedstats " Yafang Shao
2021-08-31 11:08   ` Peter Zijlstra
2021-08-31 13:27     ` Yafang Shao
2021-08-24 11:29 ` [PATCH v3 5/7] sched: introduce task block time in schedstats Yafang Shao
2021-08-24 11:29 ` [PATCH v3 6/7] sched, rt: support sched_stat_runtime tracepoint for RT sched class Yafang Shao
2021-08-24 11:29 ` [PATCH v3 7/7] sched, rt: support schedstats " Yafang Shao
2021-08-31 10:08 ` [PATCH v3 0/7] sched: " Peter Zijlstra
2021-08-31 10:44   ` Peter Zijlstra
2021-08-31 13:21     ` Yafang Shao
2021-08-31 12:57   ` Yafang Shao

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CALOAHbD13G4LpBxAxaa7U0qAbF_ApNqgoS8wVrPs5hmBvjLjDA@mail.gmail.com \
    --to=laoar.shao@gmail.com \
    --cc=achaiken@aurora.tech \
    --cc=bristot@redhat.com \
    --cc=bsegall@google.com \
    --cc=dietmar.eggemann@arm.com \
    --cc=juri.lelli@redhat.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-rt-users@vger.kernel.org \
    --cc=lkp@intel.com \
    --cc=mgorman@suse.de \
    --cc=mingo@redhat.com \
    --cc=peterz@infradead.org \
    --cc=rostedt@goodmis.org \
    --cc=vincent.guittot@linaro.org \
    --subject='Re: [PATCH v3 2/7] sched: make struct sched_statistics independent of fair sched class' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).