linux-kernel - Re: [PATCH v10 01/10] x86/resctrl: Add multiple tasks to the resctrl group at once

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Message-ID: <c58a017d-81ff-a797-5b3c-af5a016319bb@amd.com>
Date:   Wed, 27 Sep 2023 16:44:35 -0500
From:   "Moger, Babu" <bmoger@....com>
To:     Reinette Chatre <reinette.chatre@...el.com>,
        Babu Moger <babu.moger@....com>, corbet@....net,
        tglx@...utronix.de, mingo@...hat.com, bp@...en8.de
Cc:     fenghua.yu@...el.com, dave.hansen@...ux.intel.com, x86@...nel.org,
        hpa@...or.com, paulmck@...nel.org, akpm@...ux-foundation.org,
        quic_neeraju@...cinc.com, rdunlap@...radead.org,
        damien.lemoal@...nsource.wdc.com, songmuchun@...edance.com,
        peterz@...radead.org, jpoimboe@...nel.org, pbonzini@...hat.com,
        chang.seok.bae@...el.com, pawan.kumar.gupta@...ux.intel.com,
        jmattson@...gle.com, daniel.sneddon@...ux.intel.com,
        sandipan.das@....com, tony.luck@...el.com, james.morse@....com,
        linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        bagasdotme@...il.com, eranian@...gle.com,
        christophe.leroy@...roup.eu, jarkko@...nel.org,
        adrian.hunter@...el.com, quic_jiles@...cinc.com,
        peternewman@...gle.com
Subject: Re: [PATCH v10 01/10] x86/resctrl: Add multiple tasks to the resctrl
 group at once

Hi Reinette,

On 9/27/2023 1:30 PM, Reinette Chatre wrote:
> Hi Babu,
>
> On 9/15/2023 3:42 PM, Babu Moger wrote:
>> The resctrl task assignment for monitor or control group needs to be
>> done one at a time. For example:
>>
>>    $mount -t resctrl resctrl /sys/fs/resctrl/
>>    $mkdir /sys/fs/resctrl/ctrl_grp1
>>    $echo 123 > /sys/fs/resctrl/ctrl_grp1/tasks
>>    $echo 456 > /sys/fs/resctrl/ctrl_grp1/tasks
>>    $echo 789 > /sys/fs/resctrl/ctrl_grp1/tasks
>>
>> This is not user-friendly when dealing with hundreds of tasks.
>>
>> Support multiple task assignment in one command with tasks ids separated
>> by commas. For example:
>>    $echo 123,456,789 > /sys/fs/resctrl/ctrl_grp1/tasks
>>
>> Reviewed-by: Tan Shaopeng <tan.shaopeng@...fujitsu.com>
>> Tested-by: Tan Shaopeng <tan.shaopeng@...fujitsu.com>
>> Reviewed-by: Reinette Chatre <reinette.chatre@...el.com>
>> Reviewed-by: Fenghua Yu <fenghua.yu@...el.com>
>> Signed-off-by: Babu Moger <babu.moger@....com>
> x86 area aims to have a uniform view of commit tags.
> Please review the "Ordering of commit tags" section within
> Documentation/process/maintainer-tip.rst and apply that
> custom to this whole series.

After reading it, it appears this should be the order. starting with Author SOB. Hope this is what you meant.

Signed-off-by: Babu Moger <babu.moger@....com>
Tested-by: Tan Shaopeng <tan.shaopeng@...fujitsu.com>
Reviewed-by: Tan Shaopeng <tan.shaopeng@...fujitsu.com>
Reviewed-by: Fenghua Yu <fenghua.yu@...el.com>
Reviewed-by: Reinette Chatre <reinette.chatre@...el.com>

Thanks
Babu