linux-kernel - Re: [PATCH] thermal: gov_power_allocator: Granted power set to max when nobody request power

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Message-ID: <20241024081428.674-1-zhengshaobo1@xiaomi.com>
Date: Thu, 24 Oct 2024 16:14:26 +0800
From: ZhengShaobo <zhengshaobo1@...omi.com>
To: <rafael@...nel.org>
CC: <chendejun@...omi.com>, <chuci@...omi.com>, <daniel.lezcano@...aro.org>,
	<dingchongchong@...omi.com>, <linux-kernel@...r.kernel.org>,
	<linux-pm@...r.kernel.org>, <lukasz.luba@....com>, <rui.zhang@...el.com>
Subject: Re: [PATCH] thermal: gov_power_allocator: Granted power set to max when nobody request power

On Wed, Oct 23, 2024 at 12:09:44PM +0200, Rafael J. Wysocki wrote:
> On Mon, Oct 21, 2024 at 2:12 PM ZhengShaobo <zhengshaobo1@...omi.com> wrote:
> >
> > From: zhengshaobo1 <zhengshaobo1@...omi.com>
> >
> > When total_req_power is 0, divvy_up_power() will set granted_power to 0,
> > and cdev will be limited to the lowest performance. If our polling delay
> > is set to 200ms, it means that cdev cannot perform better within 200ms
> > even if cdev has a sudden load. This will affect the performance of cdev
> > and is not as expected.
> >
> > For this reason, if nobody requests power, then set the granted power to
> > the max_power.
> >
> > Signed-off-by: zhengshaobo1 <zhengshaobo1@...omi.com>
>
> I would have applied this, but your S-o-b above needs to be fixed.
> Why don't you use your real name there?
>
> If it can be changed to "ZhengShaobo <zhengshaobo1@...omi.com>",
> please let me know, and I will fix it for you when applying the patch.
>
Yes, it should be "ZhengShaobo <zhengshaobo1@...omi.com>".
I would really appreciate your help in solving this problem.

Thanks,
ZhengShaobo