linux-kernel - Re: [PATCH v14 23/32] fs/resctrl: Add definitions for MBM event configuration

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Message-ID: <b9a59b70-2769-491d-a988-f4d3623c5653@amd.com>
Date: Mon, 30 Jun 2025 17:51:40 -0500
From: "Moger, Babu" <bmoger@....com>
To: Reinette Chatre <reinette.chatre@...el.com>, babu.moger@....com,
 corbet@....net, tony.luck@...el.com, Dave.Martin@....com,
 james.morse@....com, tglx@...utronix.de, mingo@...hat.com, bp@...en8.de,
 dave.hansen@...ux.intel.com
Cc: x86@...nel.org, hpa@...or.com, akpm@...ux-foundation.org,
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 pawan.kumar.gupta@...ux.intel.com, manali.shukla@....com,
 perry.yuan@....com, kai.huang@...el.com, peterz@...radead.org,
 xiaoyao.li@...el.com, kan.liang@...ux.intel.com, mario.limonciello@....com,
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Subject: Re: [PATCH v14 23/32] fs/resctrl: Add definitions for MBM event
 configuration

hi Reinette,

On 6/30/2025 4:58 PM, Reinette Chatre wrote:
> Hi Babu,
> 
> On 6/30/25 10:20 AM, Moger, Babu wrote:
>> On 6/24/25 23:32, Reinette Chatre wrote:
>>> On 6/13/25 2:05 PM, Babu Moger wrote:
>>
>> Changed the whole changelog.
>>
>> fs/resctrl: Add definitions for MBM event configuration
>>
>> The "mbm_event" counter assignment mode allows the user to assign a
>> hardware counter to an RMID, event pair and monitor the bandwidth as long
>> as it is assigned. The user can specify a particular type of memory
>> transaction for the counter to track.
> 
> Since an event can be configured with multiple memory transactions I think the
> last sentence can be something like:
> 	The user can specify the memory transaction(s) for the counter to
> 	track.

Sure. Thanks
Babu