linux-kernel - Re: [PATCH] sched: Move numa_balancing sysctls to its own file

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Message-ID: <67867ce9-55f5-e81f-ada9-ea22d31d4f10@huawei.com>
Date:   Tue, 13 Sep 2022 16:39:35 +0800
From:   Kefeng Wang <wangkefeng.wang@...wei.com>
To:     Luis Chamberlain <mcgrof@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>
CC:     Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Juri Lelli <juri.lelli@...hat.com>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Kees Cook <keescook@...omium.org>,
        Iurii Zaikin <yzaikin@...gle.com>,
        <linux-kernel@...r.kernel.org>, <linux-fsdevel@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] sched: Move numa_balancing sysctls to its own file


On 2022/9/10 3:44, Luis Chamberlain wrote:
> On Fri, Sep 09, 2022 at 11:37:41AM +0800, Kefeng Wang wrote:
>> On 2022/9/9 9:46, Kefeng Wang wrote:
>>> On 2022/9/9 8:06, Luis Chamberlain wrote:
>>>> On Thu, Sep 08, 2022 at 03:25:31PM +0800, Kefeng Wang wrote:
>>>>> The sysctl_numa_balancing_promote_rate_limit and sysctl_numa_balancing
>>>>> are part of sched, move them to its own file.
>>>>>
>>>>> Signed-off-by: Kefeng Wang <wangkefeng.wang@...wei.com>
>>>> There is quite a bit of random cleanup on each kernel release
>>>> for sysctls to do things like what you just did. Because of this it
>>>> has its
>>>> own tree to help avoid conflicts. Can you base your patches on the
>>>> sysctl-testing branch here and re-submit:
>>> Found this when reading memory tiering code，sure to re-submit based
>>> your branch,
>>>
>>> thanks.
>>>
>>>> https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git/log/?h=sysctl-testing
>>>>
>> Hi Luis，the numa_balancing_promote_rate_limit_MBps from commit 1db91dd846e0
>> “memory tiering: rate limit NUMA migration throughput”only on
>> linux-next（from mm repo），
>>
>> 1）only send sysctl_numa_balancing changes based on your branch
>> or
>>
>> 2）queued this patch from mm repo if no objection， Cc'ed Andrew
>>
>> Which one do your like, or other options, thanks.
> 2) as that would give more testing to the new code as well. We can deal
> with merge conflicts on my tree later.

Thanks Luis.

Hi Andrew, could you help to pick it up to your tree :)

>
>    Luis
> .