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From: Christian Loehle <christian.loehle@arm.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Viresh Kumar <viresh.kumar@linaro.org>,
	Qais Yousef <qyousef@layalina.io>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	linux-pm <linux-pm@vger.kernel.org>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	Pierre Gondois <pierre.gondois@arm.com>,
	Juri Lelli <juri.lelli@redhat.com>
Subject: Re: [PATCHv2] cpufreq/schedutil: Only bind threads if needed
Date: Thu, 31 Oct 2024 14:59:34 +0000	[thread overview]
Message-ID: <a6bb15d0-7ac9-4a32-93a7-ea7e3c5ffe9e@arm.com> (raw)
In-Reply-To: <b60bd51b-14e9-4b5c-adfe-bf546691a94d@arm.com>

On 10/24/24 10:13, Christian Loehle wrote:
> On 10/7/24 11:42, Christian Loehle wrote:
>> On 10/1/24 19:31, Rafael J. Wysocki wrote:
>>> On Fri, Sep 27, 2024 at 10:59 AM Christian Loehle
>>> <christian.loehle@arm.com> wrote:
>>>>
>>>> Remove the unconditional binding of sugov kthreads to the affected CPUs
>>>> if the cpufreq driver indicates that updates can happen from any CPU.
>>>> This allows userspace to set affinities to either save power (waking up
>>>> bigger CPUs on HMP can be expensive) or increasing performance (by
>>>> letting the utilized CPUs run without preemption of the sugov kthread).
>>>>
>>>> Signed-off-by: Christian Loehle <christian.loehle@arm.com>
>>>
>>> Acked-by: Rafael J. Wysocki <rafael@kernel.org>
>>>
>>> and I'm assuming that this will go in via tip.
>>
>> Peter, is that fine with you?
>>
>> @Juri: I didn't add your (somewhat implied?) ACK on v2, so I'd be happy to
>> get it on the dl_task_check_affinity() part.
>>
> 
> Peter,
> gentle ping on this.
> Thank you.

Hi Peter,
Another gentle ping.

The accumulated ACKs are:

Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Vincent Guittot <vincent.guittot@linaro.org>
Acked-by: Rafael J. Wysocki <rafael@kernel.org>
Acked-by: Juri Lelli <juri.lelli@redhat.com>

Regards,
Christian

  reply	other threads:[~2024-10-31 14:59 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-09-27  8:59 [PATCHv2] cpufreq/schedutil: Only bind threads if needed Christian Loehle
2024-10-01 10:01 ` Viresh Kumar
2024-10-01 10:14 ` Vincent Guittot
2024-10-01 18:31 ` Rafael J. Wysocki
2024-10-07 10:42   ` Christian Loehle
2024-10-24  9:13     ` Christian Loehle
2024-10-31 14:59       ` Christian Loehle [this message]
2024-10-07 13:40 ` Juri Lelli

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