From: Quentin Perret <qperret@google.com>
To: Vincent Donnefort <vincent.donnefort@arm.com>
Cc: peterz@infradead.org, mingo@redhat.com,
vincent.guittot@linaro.org, dietmar.eggemann@arm.com,
linux-kernel@vger.kernel.org, patrick.bellasi@matbug.net,
valentin.schneider@arm.com
Subject: Re: [PATCH] sched/fair: Fix task utilization accountability in cpu_util_next()
Date: Mon, 22 Feb 2021 16:35:38 +0000 [thread overview]
Message-ID: <YDPdWtwO/uPHf69Q@google.com> (raw)
In-Reply-To: <20210222163108.GA225035@e124901.cambridge.arm.com>
On Monday 22 Feb 2021 at 16:31:08 (+0000), Vincent Donnefort wrote:
> I suppose, a way of fixing this, is to keep cpu_util_next() the way it is to
> get the appropriate frequency at which the CPU would run once the task has been
> enqueued, for the 'max_util', and have 'sum_util' being the sum of the pd's util
> (without the task) + task_util_est().
You read my mind :)
next prev parent reply other threads:[~2021-02-22 16:36 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-22 9:54 [PATCH] sched/fair: Fix task utilization accountability in cpu_util_next() vincent.donnefort
2021-02-22 10:11 ` Quentin Perret
2021-02-22 11:36 ` Vincent Donnefort
2021-02-22 12:23 ` Quentin Perret
2021-02-22 15:01 ` Vincent Donnefort
2021-02-22 15:58 ` Quentin Perret
2021-02-22 16:23 ` Quentin Perret
2021-02-22 16:39 ` Vincent Donnefort
2021-02-22 16:43 ` Quentin Perret
2021-02-23 14:47 ` Dietmar Eggemann
2021-02-22 16:31 ` Vincent Donnefort
2021-02-22 16:35 ` Quentin Perret [this message]
2021-02-23 14:44 ` Dietmar Eggemann
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