linux-kernel - Re: [PATCH] sched: Increase sched_tick

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Message-ID: <19eb0973-02fd-4823-8221-fc8af9b30a74@huawei.com>
Date: Wed, 17 Sep 2025 14:26:25 +0800
From: "wangtao (EQ)" <wangtao554@...wei.com>
To: Frederic Weisbecker <frederic@...nel.org>, Phil Auld <pauld@...hat.com>
CC: <bsegall@...gle.com>, <dietmar.eggemann@....com>, <juri.lelli@...hat.com>,
	<linux-kernel@...r.kernel.org>, <mgorman@...e.de>, <mingo@...hat.com>,
	<peterz@...radead.org>, <rostedt@...dmis.org>, <tanghui20@...wei.com>,
	<tglx@...utronix.de>, <vincent.guittot@...aro.org>, <zhangqiao22@...wei.com>,
	Waiman Long <longman@...hat.com>
Subject: Re: [PATCH] sched: Increase sched_tick_remote timeout

Do we have plans to merge this patch into the mainline?

Thanks,

Tao

在 2025/9/12 0:29, Frederic Weisbecker 写道:
> Le Thu, Sep 11, 2025 at 12:13:00PM -0400, Phil Auld a écrit :
>> Increase the sched_tick_remote WARN_ON timeout to remove false
>> positives due to temporarily busy HK cpus. The suggestion
>> was 30 seconds to catch really stuck remote tick processing
>> but not trigger it too easily.
>>
>> Signed-off-by: Phil Auld <pauld@...hat.com>
>> Suggested-by: Frederic Weisbecker <frederic@...nel.org>
>> Cc: Peter Zijlstra <peterz@...radead.org>
>> Cc: Frederic Weisbecker <frederic@...nel.org>
> Acked-by: Frederic Weisbecker <frederic@...nel.org>
>