From: Juri Lelli <juri.lelli@arm.com>
To: Joel Fernandes <joelaf@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
Viresh Kumar <viresh.kumar@linaro.org>,
LKML <linux-kernel@vger.kernel.org>,
Linux PM <linux-pm@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Vincent Guittot <vincent.guittot@linaro.org>,
Steven Rostedt <rostedt@goodmis.org>,
luca.abeni@santannapisa.it, claudio@evidence.eu.com,
Tommaso Cucinotta <tommaso.cucinotta@santannapisa.it>,
bristot@redhat.com, mathieu.poirier@linaro.org,
Todd Kjos <tkjos@android.com>,
Andres Oportus <andresoportus@google.com>,
Morten Rasmussen <morten.rasmussen@arm.com>,
Dietmar Eggemann <dietmar.eggemann@arm.com>,
Patrick Bellasi <patrick.bellasi@arm.com>,
Ingo Molnar <mingo@kernel.org>,
"Rafael J . Wysocki" <rafael.j.wysocki@intel.com>
Subject: Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE
Date: Fri, 7 Jul 2017 11:43:41 +0100 [thread overview]
Message-ID: <20170707104341.vrx4gm2bgoaaixwf@e106622-lin> (raw)
In-Reply-To: <CAJWu+op-y5Q6Ginhxk7ntjTrZmNbJX8arMsqOrkxs34m7CukaA@mail.gmail.com>
Hi,
On 06/07/17 20:56, Joel Fernandes wrote:
> Hi Juri,
>
> On Wed, Jul 5, 2017 at 1:59 AM, Juri Lelli <juri.lelli@arm.com> wrote:
[...]
> > if (attr->sched_flags &
> > - ~(SCHED_FLAG_RESET_ON_FORK | SCHED_FLAG_RECLAIM))
> > + ~(SCHED_FLAG_RESET_ON_FORK |
> > + SCHED_FLAG_RECLAIM |
> > + SCHED_FLAG_SPECIAL))
> > return -EINVAL;
>
> I was thinking if its better to name SCHED_FLAG_SPECIAL something more
> descriptive than "special", since it will not be clear looking at
> other parts of the code that this is used for the frequency scaling
> thread or that its a DL task. I was thinking since this flag is
> specifically setup for the sugov thread frequency scaling purpose, a
> better flag name than SPECIAL might be SCHED_FLAG_DL_FREQ_SCALE or
> SCHED_FLAG_FREQ_SCALE. But I am Ok with whatever makes sense to do
> here. Thanks,
>
Sure.
How about SCHED_FLAG_SUGOV then?
Thanks,
- Juri
next prev parent reply other threads:[~2017-07-07 10:43 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-05 8:58 [RFC PATCH v1 0/8] SCHED_DEADLINE freq/cpu invariance and OPP selection Juri Lelli
2017-07-05 8:58 ` [RFC PATCH v1 1/8] sched/cpufreq_schedutil: make use of DEADLINE utilization signal Juri Lelli
2017-07-07 7:20 ` Viresh Kumar
2017-07-05 8:58 ` [RFC PATCH v1 2/8] sched/deadline: move cpu frequency selection triggering points Juri Lelli
2017-07-07 7:21 ` Viresh Kumar
2017-07-05 8:59 ` [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Juri Lelli
2017-07-07 3:56 ` Joel Fernandes
2017-07-07 10:43 ` Juri Lelli [this message]
2017-07-07 10:46 ` Thomas Gleixner
2017-07-07 10:53 ` Juri Lelli
2017-07-07 13:11 ` Rafael J. Wysocki
2017-07-07 21:58 ` Steven Rostedt
2017-07-07 22:07 ` Joel Fernandes
2017-07-07 22:15 ` Steven Rostedt
2017-07-07 22:57 ` Joel Fernandes
2017-07-11 12:37 ` Peter Zijlstra
2017-07-07 7:21 ` Viresh Kumar
2017-07-11 16:18 ` Peter Zijlstra
2017-07-11 17:02 ` Juri Lelli
2017-07-05 8:59 ` [RFC PATCH v1 4/8] sched/cpufreq_schedutil: split utilization signals Juri Lelli
2017-07-07 3:26 ` Joel Fernandes
2017-07-07 8:58 ` Viresh Kumar
2017-07-07 10:59 ` Juri Lelli
2017-07-10 7:46 ` Joel Fernandes
2017-07-10 7:05 ` Viresh Kumar
2017-07-05 8:59 ` [RFC PATCH v1 5/8] sched/cpufreq_schedutil: always consider all CPUs when deciding next freq Juri Lelli
2017-07-07 8:59 ` Viresh Kumar
2017-07-11 16:17 ` Peter Zijlstra
2017-07-11 17:18 ` Juri Lelli
2017-07-05 8:59 ` [RFC PATCH v1 6/8] sched/sched.h: remove sd arch_scale_freq_capacity parameter Juri Lelli
2017-07-05 8:59 ` [RFC PATCH v1 7/8] sched/sched.h: move arch_scale_{freq,cpu}_capacity outside CONFIG_SMP Juri Lelli
2017-07-07 22:04 ` Steven Rostedt
2017-07-05 8:59 ` [RFC PATCH v1 8/8] sched/deadline: make bandwidth enforcement scale-invariant Juri Lelli
2017-07-19 7:21 ` Peter Zijlstra
2017-07-19 9:20 ` Juri Lelli
2017-07-19 11:00 ` Peter Zijlstra
2017-07-19 11:16 ` Juri Lelli
2017-07-24 16:43 ` Peter Zijlstra
2017-07-25 7:03 ` Luca Abeni
2017-07-25 13:51 ` Peter Zijlstra
2017-07-26 13:50 ` luca abeni
2017-07-06 15:57 ` [RFC PATCH v1 0/8] SCHED_DEADLINE freq/cpu invariance and OPP selection Steven Rostedt
2017-07-06 16:08 ` Juri Lelli
2017-07-06 16:15 ` Peter Zijlstra
2017-07-06 21:08 ` Rafael J. Wysocki
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