From: "Rafael J. Wysocki" <rafael@kernel.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
Linux PM list <linux-pm@vger.kernel.org>,
Juri Lelli <juri.lelli@arm.com>,
Steve Muckle <steve.muckle@linaro.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
Viresh Kumar <viresh.kumar@linaro.org>,
Vincent Guittot <vincent.guittot@linaro.org>,
Michael Turquette <mturquette@baylibre.com>,
Ingo Molnar <mingo@kernel.org>
Subject: Re: [Update][PATCH v7 7/7] cpufreq: schedutil: New governor based on scheduler utilization data
Date: Thu, 31 Mar 2016 14:18:33 +0200 [thread overview]
Message-ID: <CAJZ5v0icQyGd1UFeKP0kMa_TFXZCutT2+ttMFkErvsKwf=V6UQ@mail.gmail.com> (raw)
In-Reply-To: <20160331121245.GI3408@twins.programming.kicks-ass.net>
On Thu, Mar 31, 2016 at 2:12 PM, Peter Zijlstra <peterz@infradead.org> wrote:
>
> Ingo reminded me that the schedutil governor is part of the scheduler
> proper and can access scheduler data because of that.
>
> This allows us to remove the util and max arguments since only the
> schedutil governor will use those, which leads to some further text
> reduction:
>
> 43595 1226 24 44845 af2d defconfig-build/kernel/sched/fair.o.pre
> 42907 1226 24 44157 ac7d defconfig-build/kernel/sched/fair.o.post
>
> Of course, we get more text in schedutil in return, but the below also
> shows how we can benefit from not being tied to those two parameters by
> doing a very coarse deadline reservation.
OK
Do you want this to go into the series or be folded into the schedutil
patch or on top of it?
next prev parent reply other threads:[~2016-03-31 12:18 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-22 1:44 [PATCH v6 0/7] cpufreq: schedutil governor Rafael J. Wysocki
2016-03-22 1:46 ` [PATCH v6 1/7][Resend] cpufreq: sched: Helpers to add and remove update_util hooks Rafael J. Wysocki
2016-03-28 5:31 ` Viresh Kumar
2016-03-31 12:47 ` Peter Zijlstra
2016-03-22 1:47 ` [PATCH v6 2/7][Resend] cpufreq: governor: New data type for management part of dbs_data Rafael J. Wysocki
2016-03-22 1:49 ` [PATCH v6 3/7][Resend] cpufreq: governor: Move abstract gov_attr_set code to seperate file Rafael J. Wysocki
2016-03-22 1:50 ` [PATCH v6 4/7][Resend] cpufreq: Move governor attribute set headers to cpufreq.h Rafael J. Wysocki
2016-03-22 1:51 ` [PATCH v6 5/7][Resend] cpufreq: Move governor symbols " Rafael J. Wysocki
2016-03-28 5:35 ` Viresh Kumar
2016-03-22 1:53 ` [PATCH v6 6/7][Resend] cpufreq: Support for fast frequency switching Rafael J. Wysocki
2016-03-26 1:12 ` Steve Muckle
2016-03-26 1:46 ` Rafael J. Wysocki
2016-03-27 1:27 ` Rafael J. Wysocki
2016-03-28 16:47 ` Steve Muckle
2016-03-29 12:10 ` Rafael J. Wysocki
2016-03-28 6:27 ` Viresh Kumar
2016-03-29 12:31 ` Rafael J. Wysocki
2016-03-28 7:03 ` Viresh Kumar
2016-03-29 12:10 ` Rafael J. Wysocki
2016-03-29 14:20 ` Viresh Kumar
2016-03-30 1:47 ` [Update][PATCH v7 6/7] " Rafael J. Wysocki
2016-03-30 5:07 ` Viresh Kumar
2016-03-30 11:28 ` Rafael J. Wysocki
2016-03-22 1:54 ` [PATCH v6 7/7][Resend] cpufreq: schedutil: New governor based on scheduler utilization data Rafael J. Wysocki
2016-03-26 1:12 ` Steve Muckle
2016-03-26 2:05 ` Rafael J. Wysocki
2016-03-27 1:36 ` Rafael J. Wysocki
2016-03-28 18:17 ` Steve Muckle
2016-03-29 12:23 ` Rafael J. Wysocki
2016-03-31 12:24 ` Peter Zijlstra
2016-03-31 12:32 ` Rafael J. Wysocki
2016-04-01 18:15 ` Steve Muckle
2016-03-28 9:03 ` Viresh Kumar
2016-03-29 12:58 ` Rafael J. Wysocki
2016-03-30 1:12 ` Rafael J. Wysocki
2016-03-31 12:28 ` Peter Zijlstra
2016-03-30 4:10 ` Viresh Kumar
2016-03-30 2:00 ` [Update][PATCH v7 7/7] " Rafael J. Wysocki
2016-03-30 5:30 ` Viresh Kumar
2016-03-30 11:31 ` Rafael J. Wysocki
2016-03-30 17:05 ` Steve Muckle
2016-03-30 17:24 ` Rafael J. Wysocki
2016-03-31 1:44 ` Steve Muckle
2016-03-31 12:12 ` Peter Zijlstra
2016-03-31 12:18 ` Rafael J. Wysocki [this message]
2016-03-31 12:42 ` Peter Zijlstra
2016-03-31 12:48 ` Peter Zijlstra
2016-04-01 17:49 ` Steve Muckle
2016-04-01 19:14 ` Rafael J. Wysocki
2016-04-01 19:23 ` Steve Muckle
2016-04-01 23:06 ` [Update][PATCH v8 " Rafael J. Wysocki
2016-04-02 1:09 ` Steve Muckle
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