RE: RE: [PATCH v13 11/27] x86/resctrl: Implement resctrl_arch_config_cntr() to assign a counter with ABMC

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To: "Moger, Babu" <bmoger@xxxxxxx>, Peter Newman <peternewman@xxxxxxxxxx>
Subject: RE: RE: [PATCH v13 11/27] x86/resctrl: Implement resctrl_arch_config_cntr() to assign a counter with ABMC
From: "Luck, Tony" <tony.luck@xxxxxxxxx>
Date: Wed, 28 May 2025 22:00:53 +0000
Accept-language: en-US
Cc: "Chatre, Reinette" <reinette.chatre@xxxxxxxxx>, Babu Moger <babu.moger@xxxxxxx>, "corbet@xxxxxxx" <corbet@xxxxxxx>, "tglx@xxxxxxxxxxxxx" <tglx@xxxxxxxxxxxxx>, "mingo@xxxxxxxxxx" <mingo@xxxxxxxxxx>, "bp@xxxxxxxxx" <bp@xxxxxxxxx>, "dave.hansen@xxxxxxxxxxxxxxx" <dave.hansen@xxxxxxxxxxxxxxx>, "james.morse@xxxxxxx" <james.morse@xxxxxxx>, "dave.martin@xxxxxxx" <dave.martin@xxxxxxx>, "fenghuay@xxxxxxxxxx" <fenghuay@xxxxxxxxxx>, "x86@xxxxxxxxxx" <x86@xxxxxxxxxx>, "hpa@xxxxxxxxx" <hpa@xxxxxxxxx>, "paulmck@xxxxxxxxxx" <paulmck@xxxxxxxxxx>, "akpm@xxxxxxxxxxxxxxxxxxxx" <akpm@xxxxxxxxxxxxxxxxxxxx>, "thuth@xxxxxxxxxx" <thuth@xxxxxxxxxx>, "rostedt@xxxxxxxxxxx" <rostedt@xxxxxxxxxxx>, "ardb@xxxxxxxxxx" <ardb@xxxxxxxxxx>, "gregkh@xxxxxxxxxxxxxxxxxxx" <gregkh@xxxxxxxxxxxxxxxxxxx>, "daniel.sneddon@xxxxxxxxxxxxxxx" <daniel.sneddon@xxxxxxxxxxxxxxx>, "jpoimboe@xxxxxxxxxx" <jpoimboe@xxxxxxxxxx>, "alexandre.chartre@xxxxxxxxxx" <alexandre.chartre@xxxxxxxxxx>, "pawan.kumar.gupta@xxxxxxxxxxxxxxx" <pawan.kumar.gupta@xxxxxxxxxxxxxxx>, "thomas.lendacky@xxxxxxx" <thomas.lendacky@xxxxxxx>, "perry.yuan@xxxxxxx" <perry.yuan@xxxxxxx>, "seanjc@xxxxxxxxxx" <seanjc@xxxxxxxxxx>, "Huang, Kai" <kai.huang@xxxxxxxxx>, "Li, Xiaoyao" <xiaoyao.li@xxxxxxxxx>, "kan.liang@xxxxxxxxxxxxxxx" <kan.liang@xxxxxxxxxxxxxxx>, "Li, Xin3" <xin3.li@xxxxxxxxx>, "ebiggers@xxxxxxxxxx" <ebiggers@xxxxxxxxxx>, "xin@xxxxxxxxx" <xin@xxxxxxxxx>, "Mehta, Sohil" <sohil.mehta@xxxxxxxxx>, "andrew.cooper3@xxxxxxxxxx" <andrew.cooper3@xxxxxxxxxx>, "mario.limonciello@xxxxxxx" <mario.limonciello@xxxxxxx>, "linux-doc@xxxxxxxxxxxxxxx" <linux-doc@xxxxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, "Wieczor-Retman, Maciej" <maciej.wieczor-retman@xxxxxxxxx>, "Eranian, Stephane" <eranian@xxxxxxxxxx>, "Xiaojian.Du@xxxxxxx" <Xiaojian.Du@xxxxxxx>, "gautham.shenoy@xxxxxxx" <gautham.shenoy@xxxxxxx>
In-reply-to: <396dbfa9-37a5-495a-adaf-7ec1fe6471de@amd.com>
References: <cover.1747349530.git.babu.moger@amd.com> <e7e8f489ef148a4dcd5837d71c83efad47b5b7c3.1747349530.git.babu.moger@amd.com> <dd195d60-3e40-42be-88e5-7f3bbbba63ce@intel.com> <SJ1PR11MB6083C5179F98E3873CA34C35FC99A@SJ1PR11MB6083.namprd11.prod.outlook.com> <aDDjs4PZxeouNJr0@agluck-desk3> <CALPaoCj7FBv_vfDp+4tgqo4p8T7Eov_Ys+CQRoAX6u43a4OTDQ@mail.gmail.com> <SJ1PR11MB60839776B024017D65EF4E65FC64A@SJ1PR11MB6083.namprd11.prod.outlook.com> <396dbfa9-37a5-495a-adaf-7ec1fe6471de@amd.com>

> One question though: Where will the Peter's fix [2] go?
> [2] 
> https://lore.kernel.org/lkml/CALPaoCj7FBv_vfDp+4tgqo4p8T7Eov_Ys+CQRoAX6u43a4OTDQ@xxxxxxxxxxxxxx/

Babu,

I'll backport into my patches and then rebase the whole branch.  Hopefully should not take long.

-Tony

Follow-Ups:
- RE: RE: [PATCH v13 11/27] x86/resctrl: Implement resctrl_arch_config_cntr() to assign a counter with ABMC
  - From: Luck, Tony

References:
- [PATCH v13 00/27] x86/resctrl : Support AMD Assignable Bandwidth Monitoring Counters (ABMC)
  - From: Babu Moger
- [PATCH v13 11/27] x86/resctrl: Implement resctrl_arch_config_cntr() to assign a counter with ABMC
  - From: Babu Moger
- Re: [PATCH v13 11/27] x86/resctrl: Implement resctrl_arch_config_cntr() to assign a counter with ABMC
  - From: Reinette Chatre
- RE: [PATCH v13 11/27] x86/resctrl: Implement resctrl_arch_config_cntr() to assign a counter with ABMC
  - From: Luck, Tony
- Re: [PATCH v13 11/27] x86/resctrl: Implement resctrl_arch_config_cntr() to assign a counter with ABMC
  - From: Luck, Tony
- Re: [PATCH v13 11/27] x86/resctrl: Implement resctrl_arch_config_cntr() to assign a counter with ABMC
  - From: Peter Newman
- RE: [PATCH v13 11/27] x86/resctrl: Implement resctrl_arch_config_cntr() to assign a counter with ABMC
  - From: Luck, Tony
- Re: RE: [PATCH v13 11/27] x86/resctrl: Implement resctrl_arch_config_cntr() to assign a counter with ABMC
  - From: Moger, Babu

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