From: Patrick Bellasi <patrick.bellasi@arm.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
linux-api@vger.kernel.org, Ingo Molnar <mingo@redhat.com>,
Tejun Heo <tj@kernel.org>,
"Rafael J . Wysocki" <rafael.j.wysocki@intel.com>,
Vincent Guittot <vincent.guittot@linaro.org>,
Viresh Kumar <viresh.kumar@linaro.org>,
Paul Turner <pjt@google.com>,
Quentin Perret <quentin.perret@arm.com>,
Dietmar Eggemann <dietmar.eggemann@arm.com>,
Morten Rasmussen <morten.rasmussen@arm.com>,
Juri Lelli <juri.lelli@redhat.com>, Todd Kjos <tkjos@google.com>,
Joel Fernandes <joelaf@google.com>,
Steve Muckle <smuckle@google.com>,
Suren Baghdasaryan <surenb@google.com>
Subject: Re: [PATCH v8 04/16] sched/core: uclamp: Add system default clamps
Date: Thu, 9 May 2019 09:43:11 +0100 [thread overview]
Message-ID: <20190509084311.clpvno6am7bxo5wz@e110439-lin> (raw)
In-Reply-To: <20190508184202.GA32547@worktop.programming.kicks-ass.net>
On 08-May 20:42, Peter Zijlstra wrote:
> On Tue, Apr 02, 2019 at 11:41:40AM +0100, Patrick Bellasi wrote:
> > Add a privileged interface to define a system default configuration via:
> >
> > /proc/sys/kernel/sched_uclamp_util_{min,max}
>
> Isn't the 'u' in "uclamp" already for util?
Yes, right... I've just wanted to keep the same "uclamp" prefix used
by all related kernel symbols. But, since that's user-space API we can
certainly drop it and go for either:
/proc/sys/kernel/sched_clamp_util_{min,max}
/proc/sys/kernel/sched_util_clamp_{min,max}
Preference?
--
#include <best/regards.h>
Patrick Bellasi
next prev parent reply other threads:[~2019-05-09 8:43 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-02 10:41 [PATCH v8 00/16] Add utilization clamping support Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 01/16] sched/core: uclamp: Add CPU's clamp buckets refcounting Patrick Bellasi
2019-04-06 23:51 ` Suren Baghdasaryan
2019-04-08 11:49 ` Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 02/16] sched/core: Add bucket local max tracking Patrick Bellasi
2019-04-15 14:51 ` Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 03/16] sched/core: uclamp: Enforce last task's UCLAMP_MAX Patrick Bellasi
2019-04-17 20:36 ` Suren Baghdasaryan
2019-05-07 10:10 ` Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 04/16] sched/core: uclamp: Add system default clamps Patrick Bellasi
2019-04-18 0:51 ` Suren Baghdasaryan
2019-05-07 10:38 ` Patrick Bellasi
2019-05-08 18:42 ` Peter Zijlstra
2019-05-09 8:43 ` Patrick Bellasi [this message]
2019-05-08 19:00 ` Peter Zijlstra
2019-05-09 8:45 ` Patrick Bellasi
2019-05-08 19:07 ` Peter Zijlstra
2019-05-08 19:15 ` Peter Zijlstra
2019-05-09 9:10 ` Patrick Bellasi
2019-05-09 11:53 ` Peter Zijlstra
2019-05-09 13:04 ` Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 05/16] sched/core: Allow sched_setattr() to use the current policy Patrick Bellasi
2019-05-08 19:21 ` Peter Zijlstra
2019-05-09 9:18 ` Patrick Bellasi
2019-05-09 11:55 ` Peter Zijlstra
2019-05-09 14:59 ` Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 06/16] sched/core: uclamp: Extend sched_setattr() to support utilization clamping Patrick Bellasi
2019-04-17 22:26 ` Suren Baghdasaryan
2019-05-07 11:13 ` Patrick Bellasi
2019-05-08 19:44 ` Peter Zijlstra
2019-05-09 9:24 ` Patrick Bellasi
2019-05-08 19:41 ` Peter Zijlstra
2019-05-09 9:23 ` Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 07/16] sched/core: uclamp: Reset uclamp values on RESET_ON_FORK Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 08/16] sched/core: uclamp: Set default clamps for RT tasks Patrick Bellasi
2019-04-17 23:07 ` Suren Baghdasaryan
2019-05-07 11:25 ` Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 09/16] sched/cpufreq: uclamp: Add clamps for FAIR and " Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 10/16] sched/core: uclamp: Add uclamp_util_with() Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 11/16] sched/fair: uclamp: Add uclamp support to energy_compute() Patrick Bellasi
2019-05-09 12:51 ` Peter Zijlstra
2019-04-02 10:41 ` [PATCH v8 12/16] sched/core: uclamp: Extend CPU's cgroup controller Patrick Bellasi
2019-04-18 0:12 ` Suren Baghdasaryan
2019-05-07 11:42 ` Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 13/16] sched/core: uclamp: Propagate parent clamps Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 14/16] sched/core: uclamp: Propagate system defaults to root group Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 15/16] sched/core: uclamp: Use TG's clamps to restrict TASK's clamps Patrick Bellasi
2019-04-02 10:41 ` [PATCH v8 16/16] sched/core: uclamp: Update CPU's refcount on TG's clamp changes Patrick Bellasi
2019-05-09 13:02 ` [PATCH v8 00/16] Add utilization clamping support Peter Zijlstra
2019-05-09 13:09 ` Patrick Bellasi
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=20190509084311.clpvno6am7bxo5wz@e110439-lin \
--to=patrick.bellasi@arm.com \
--cc=dietmar.eggemann@arm.com \
--cc=joelaf@google.com \
--cc=juri.lelli@redhat.com \
--cc=linux-api@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=morten.rasmussen@arm.com \
--cc=peterz@infradead.org \
--cc=pjt@google.com \
--cc=quentin.perret@arm.com \
--cc=rafael.j.wysocki@intel.com \
--cc=smuckle@google.com \
--cc=surenb@google.com \
--cc=tj@kernel.org \
--cc=tkjos@google.com \
--cc=vincent.guittot@linaro.org \
--cc=viresh.kumar@linaro.org \
/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
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
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).