linux-kernel - Re: [PATCH v12 09/10] x86/resctrl: Add support for the files for MON groups only

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Date:   Thu, 12 Oct 2023 09:02:13 -0700
From:   Reinette Chatre <reinette.chatre@...el.com>
To:     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 v12 09/10] x86/resctrl: Add support for the files for MON
 groups only

Hi Babu,

On 10/10/2023 4:33 PM, Babu Moger wrote:
> Files unique to monitoring groups have the RFTYPE_MON flag. When a new
> monitoring group is created the resctrl files with flags RFTYPE_BASE
> (files common to all resource groups) and RFTYPE_MON (files unique to
> monitoring groups) are created to support interacting with the new
> monitoring group.
> 
> A resource group can support both monitoring and control, also termed
> a CTRL_MON resource group. CTRL_MON groups should get both monitoring
> and control resctrl files but that is not the case. Only the
> RFTYPE_BASE and RFTYPE_CTRL files are created for CTRL_MON groups.

There can be an empty line here to make this easier to read since that would
separate the problem from the solution.

> Ensure that files with the RFTYPE_MON flag are created for CTRL_MON groups.
> 
> Signed-off-by: Babu Moger <babu.moger@....com>
> Tested-by: Peter Newman <peternewman@...gle.com>
> Reviewed-by: Peter Newman <peternewman@...gle.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: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
> Reviewed-by: Reinette Chatre <reinette.chatre@...el.com>
> --

Missing a "-" that will make the patch description not be as intended.

Reinette