linux-kernel - Re: [PATCH v6 0/5] selftests/resctrl: Add non-contiguous CBMs in Intel CAT selftest

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Message-ID: <685828ed-06d2-4a2c-9911-05145e55ea1a@linuxfoundation.org>
Date: Fri, 23 Feb 2024 15:29:09 -0700
From: Shuah Khan <skhan@...uxfoundation.org>
To: Reinette Chatre <reinette.chatre@...el.com>,
 Maciej Wieczor-Retman <maciej.wieczor-retman@...el.com>, shuah@...nel.org,
 fenghua.yu@...el.com
Cc: linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
 ilpo.jarvinen@...ux.intel.com, Shuah Khan <skhan@...uxfoundation.org>
Subject: Re: [PATCH v6 0/5] selftests/resctrl: Add non-contiguous CBMs in
 Intel CAT selftest

On 2/22/24 10:05, Reinette Chatre wrote:
> Hi Shuah,
> 
> Could you please consider this series for inclusion?
> 
> Thank you very much.
> 
> Reinette
> 
> On 2/16/2024 12:34 AM, Maciej Wieczor-Retman wrote:
>> Non-contiguous CBM support for Intel CAT has been merged into the kernel
>> with Commit 0e3cd31f6e90 ("x86/resctrl: Enable non-contiguous CBMs in
>> Intel CAT") but there is no selftest that would validate if this feature
>> works correctly. The selftest needs to verify if writing non-contiguous
>> CBMs to the schemata file behaves as expected in comparison to the
>> information about non-contiguous CBMs support.
>>
>> The patch series is based on a rework of resctrl selftests that's
>> currently in review [1]. The patch also implements a similar
>> functionality presented in the bash script included in the cover letter
>> of the original non-contiguous CBMs in Intel CAT series [3].
>>
>> Changelog v6:
>> - Add Reinette's reviewed-by tag to patch 2/5.
>> - Fix ret type in noncont test.
>> - Add a check for bit_center value in noncont test.
>> - Add resource pointer check in resctrl_mon_feature_exists.
>> - Fix patch 4 leaking into patch 3 by mistake.
>>

Applied to linux-ksefltest next for Linux 6.9-rc1

thanks,
-- Shuah