From: Quentin Perret <qperret@google.com>
To: Vincent Guittot <vincent.guittot@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>,
Thara Gopinath <thara.gopinath@linaro.org>,
Ingo Molnar <mingo@redhat.com>,
Ionela Voinescu <ionela.voinescu@arm.com>,
Dietmar Eggemann <dietmar.eggemann@arm.com>,
Zhang Rui <rui.zhang@intel.com>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
viresh kumar <viresh.kumar@linaro.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Amit Kachhap <amit.kachhap@gmail.com>,
Javi Merino <javi.merino@kernel.org>,
Amit Kucheria <amit.kucheria@verdurent.com>,
Android Kernel Team <kernel-team@android.com>
Subject: Re: [Patch v8 4/7] sched/fair: Enable periodic update of average thermal pressure
Date: Fri, 17 Jan 2020 13:45:01 +0000 [thread overview]
Message-ID: <20200117134501.GA19008@google.com> (raw)
In-Reply-To: <CAKfTPtALUU7SRmyU=u6-fxa8dkNWFrxE59JfYh+TmiDCqf0Kqg@mail.gmail.com>
On Friday 17 Jan 2020 at 14:17:36 (+0100), Vincent Guittot wrote:
> On Fri, 17 Jan 2020 at 13:31, Peter Zijlstra <peterz@infradead.org> wrote:
> > Sure, but we should still track the thermals unconditionally, even if
> > only CFS consumes it.
>
> I agree, tracking thermal pressure should happen even if no cfs task are running
Bah, I got confused with cpu_capacity update stuff. This is for the PELT
signal, so +1 this should be updated unconditionally.
Thanks,
Quentin
next prev parent reply other threads:[~2020-01-17 13:45 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-14 19:57 [Patch v8 0/7] Introduce Thermal Pressure Thara Gopinath
2020-01-14 19:57 ` [Patch v8 1/7] sched/pelt: Add support to track thermal pressure Thara Gopinath
2020-01-16 15:17 ` Peter Zijlstra
2020-01-23 19:15 ` Dietmar Eggemann
2020-01-24 19:07 ` Thara Gopinath
2020-01-27 9:28 ` Dietmar Eggemann
2020-01-28 13:32 ` Thara Gopinath
2020-01-28 16:15 ` Dietmar Eggemann
2020-02-13 12:03 ` Amit Kucheria
2020-02-13 12:31 ` Amit Kucheria
2020-01-14 19:57 ` [Patch v8 2/7] sched/topology: Add hook to read per cpu " Thara Gopinath
2020-01-14 19:57 ` [Patch v8 3/7] arm,arm64,drivers:Add infrastructure to store and update instantaneous " Thara Gopinath
2020-01-14 19:57 ` [Patch v8 4/7] sched/fair: Enable periodic update of average " Thara Gopinath
2020-01-16 15:15 ` Peter Zijlstra
2020-01-17 11:40 ` Quentin Perret
2020-01-17 12:31 ` Peter Zijlstra
2020-01-17 13:17 ` Vincent Guittot
2020-01-17 13:45 ` Quentin Perret [this message]
2020-01-17 13:22 ` Vincent Guittot
2020-01-17 14:55 ` Peter Zijlstra
2020-01-17 15:39 ` Vincent Guittot
2020-01-24 15:37 ` Dietmar Eggemann
2020-01-24 15:45 ` Vincent Guittot
2020-01-27 12:09 ` Dietmar Eggemann
2020-01-27 15:15 ` Vincent Guittot
2020-01-29 15:41 ` Dietmar Eggemann
2020-01-30 9:49 ` Vincent Guittot
2020-01-17 20:20 ` Thara Gopinath
2020-01-14 19:57 ` [Patch v8 5/7] sched/fair: update cpu_capacity to reflect " Thara Gopinath
2020-01-14 19:57 ` [Patch v8 6/7] thermal/cpu-cooling: Update thermal pressure in case of a maximum frequency capping Thara Gopinath
2020-01-14 19:57 ` [Patch v8 7/7] sched/fair: Enable tuning of decay period Thara Gopinath
2020-01-17 11:47 ` Quentin Perret
2020-01-17 15:45 ` Thara Gopinath
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