linux-kernel - Re: [PATCH v5 6/8] x86/resctrl: Display CLOSID and RMID for the resctrl groups

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 12 Jul 2023 14:36:59 -0500
From:   "Moger, Babu" <babu.moger@....com>
To:     Reinette Chatre <reinette.chatre@...el.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 v5 6/8] x86/resctrl: Display CLOSID and RMID for the
 resctrl groups

Hi Reinette,

On 7/7/23 16:45, Reinette Chatre wrote:
> Hi Babu,
> 
> On 6/1/2023 12:01 PM, Babu Moger wrote:
>> In x86, hardware uses CLOSID and an RMID to identify a control group and
>> a monitoring group respectively. When a user creates a control or monitor
>> group these details are not visible to the user. These details can help
>> to debug the issues.
> 
> "to debug the issues" -> "to debug issues"? Even so "issues" is vague,
> perhaps just "These details can help debugging."

Sure.
> 
>>
>> Add CLOSID(ctrl_hw_id) and RMID(mon_hw_id) to the control/monitor groups
>> display in resctrl interface. Users can see these details when mounted
> 
> "when mounted with" -> "when resctrl is mounted with"?

Sure.

> 
>> with "-o debug" option.
> 
> Could you please add a snippet to explain the file naming choice? Just a
> mention that this is done in support of other architectures that do not use
> "CLOSID" and "RMID". 
Adding this.

Other architectures do not use "CLOSID" and "RMID". Kept the names
ctrl_hw_id and mon_hw_id to refer "CLOSID" and "RMID" respectively in an
effort to keep the naming generic.

> 
> Considering that, "x86/resctrl: Display hardware ids of resource groups"
> may be a more appropriate subject.
Sure.
-- 
Thanks
Babu Moger