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From: Shijie Huang <shijie@amperemail.onmicrosoft.com>
To: Vincent Guittot <vincent.guittot@linaro.org>,
	Valentin Schneider <vschneid@redhat.com>
Cc: Huang Shijie <shijie@os.amperecomputing.com>,
	mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com,
	patches@amperecomputing.com, cl@linux.com,
	Shubhang@os.amperecomputing.com, dietmar.eggemann@arm.com,
	rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4] sched/fair: do not scan twice in detach_tasks()
Date: Tue, 22 Jul 2025 17:40:13 +0800	[thread overview]
Message-ID: <7748caaf-4f32-461a-ba32-9311c04fec63@amperemail.onmicrosoft.com> (raw)
In-Reply-To: <CAKfTPtBxtAu1=p22Z5N7_EMeTMyRvN-gQDa_G==dTDDKtPdYzA@mail.gmail.com>


On 2025/7/22 15:53, Vincent Guittot wrote:
>>   more_balance:
>>                  rq_lock_irqsave(busiest, &rf);
>>                  update_rq_clock(busiest);
>>
>> +               if (!env.loop_max)
>> +                       env.loop_max = min(sysctl_sched_nr_migrate,
>> busiest->cfs.h_nr_runnable);
> it should be h_nr_queued as mentioned by Huang and my patch has been
> messed up by my web browser

okay, I can create a patch later, and send it out after it passes the 
Specjbb test.


Thanks

Huang Shijie


  parent reply	other threads:[~2025-07-22  9:40 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-21  2:39 Huang Shijie
2025-07-21  9:40 ` Vincent Guittot
2025-07-21 11:25   ` Valentin Schneider
2025-07-22  3:26     ` Shijie Huang
2025-07-22  7:49     ` Vincent Guittot
2025-07-22  7:53       ` Vincent Guittot
2025-07-22  9:01         ` Valentin Schneider
2025-07-22  9:40         ` Shijie Huang [this message]
2025-07-22  3:16   ` Shijie Huang

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