linux-kernel - Re: [PATCH v4 07/19] x86/resctrl: Add support to enable/disable ABMC feature

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Date: Thu, 20 Jun 2024 15:02:10 -0700
From: Reinette Chatre <reinette.chatre@...el.com>
To: <babu.moger@....com>, <corbet@....net>, <fenghua.yu@...el.com>,
	<tglx@...utronix.de>, <mingo@...hat.com>, <bp@...en8.de>,
	<dave.hansen@...ux.intel.com>
CC: <x86@...nel.org>, <hpa@...or.com>, <paulmck@...nel.org>,
	<rdunlap@...radead.org>, <tj@...nel.org>, <peterz@...radead.org>,
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	<linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<eranian@...gle.com>, <james.morse@....com>
Subject: Re: [PATCH v4 07/19] x86/resctrl: Add support to enable/disable ABMC
 feature

Hi Babu,

On 6/19/24 8:37 AM, Moger, Babu wrote:
> On 6/13/24 19:59, Reinette Chatre wrote:
>> On 5/24/24 5:23 AM, Babu Moger wrote:

>>> +     * Reset the internal counters so that it is not considered as
>>> +     * an overflow in next update.
>>
>> For the first time the term "internal counters" is introduced. What does it
>> mean?
> 
> How about "mbm counters"?

I think it refers to the state resctrl maintains to be able to catch overflows,
so how about just "architectural state" with matching change of something like:

	Reset the architectural state so that reading of hardware counter
	is not considered as an overflow in next update.

Reinette