From: "Chen, Yu C" <yu.c.chen@intel.com>
To: Reinette Chatre <reinette.chatre@intel.com>
Cc: <x86@kernel.org>, <linux-kernel@vger.kernel.org>,
<tglx@kernel.org>, <bp@alien8.de>, <mingo@redhat.com>,
<dave.hansen@linux.intel.com>, <hpa@zytor.com>,
<dave.martin@arm.com>, <james.morse@arm.com>,
<fenghuay@nvidia.com>, <babu.moger@amd.com>,
<anil.keshavamurthy@broadcom.com>, <tony.luck@intel.com>,
<chen.yu@linux.dev>
Subject: Re: [PATCH v4 3/6] x86/resctrl: Rename prev_msr to prev_mon_val
Date: Wed, 24 Jun 2026 14:16:51 +0800 [thread overview]
Message-ID: <8a00ee8b-0905-4d7f-aa7e-56adad39182d@intel.com> (raw)
In-Reply-To: <32f450b0-9357-42b6-b3c6-637bc99c5789@intel.com>
Hi Reinette,
On 6/24/2026 12:47 AM, Reinette Chatre wrote:
> Hi Chenyu,
>
> On 6/23/26 12:48 AM, Chen, Yu C wrote:
>> On 6/23/2026 5:29 AM, Reinette Chatre wrote:
>> Would the following be appropriate?
>>
>> x86/resctrl: Replace "msr" in monitoring data identifiers
>>
>> Monitoring counter values are currently obtained via MSR and many
>> identifiers involved in processing these values contain "msr"
>> as part of their names, for example "prev_msr" and "msr_val".
>>
>> The ERDT ACPI table describes MMIO registers for monitoring access.
>> A subsequent patch adds MMIO-based L3 occupancy reads. Rename "msr"
>
> Please drop the "A subsequent patch ...". Apart from it resembling the
> dreaded "this patch", once it is merged the intended meaning is lost. As an
> alternative the second paragraph can be:
> The ERDT ACPI table describes MMIO registers for monitoring data
> access. Rename "msr"-based identifiers to be interface-agnostic
> to support their upcoming use for MMIO-read values.
>
> No functional change.
>
>> based identifiers to interface-agnostic names so they remain accurate
>> as monitoring values may no longer originate exclusively from MSR.
>>
>> No functional change.
OK, will do.
thanks,
Chenyu
next prev parent reply other threads:[~2026-06-24 6:17 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-13 7:56 [PATCH v4 0/6] Introduce MMIO-based CMT access for Enhanced RDT Chen Yu
2026-06-13 7:56 ` [PATCH v4 1/6] x86/resctrl: Parse ACPI ERDT table and map RMDD domains by L3 cache ID Chen Yu
2026-06-18 23:37 ` Reinette Chatre
2026-06-22 9:07 ` Chen, Yu C
2026-06-22 21:28 ` Reinette Chatre
2026-06-23 6:29 ` Chen, Yu C
2026-06-23 11:43 ` Chen, Yu C
2026-06-23 16:46 ` Reinette Chatre
2026-06-24 4:05 ` Chen, Yu C
2026-06-24 6:04 ` Chen, Yu C
2026-06-24 23:44 ` Reinette Chatre
2026-06-24 23:58 ` Luck, Tony
2026-06-25 0:24 ` Reinette Chatre
2026-06-25 14:59 ` Chen, Yu C
2026-06-25 14:33 ` Chen, Yu C
2026-06-25 15:54 ` Reinette Chatre
2026-06-13 7:57 ` [PATCH v4 2/6] x86/resctrl: Parse ACPI CMRC table Chen Yu
2026-06-13 7:57 ` [PATCH v4 3/6] x86/resctrl: Rename prev_msr to prev_mon_val Chen Yu
2026-06-18 23:39 ` Reinette Chatre
2026-06-22 12:42 ` Chen, Yu C
2026-06-22 21:29 ` Reinette Chatre
2026-06-23 7:48 ` Chen, Yu C
2026-06-23 16:47 ` Reinette Chatre
2026-06-24 6:16 ` Chen, Yu C [this message]
2026-06-13 7:57 ` [PATCH v4 4/6] x86/resctrl: Refactor the monitor read function Chen Yu
2026-06-13 7:57 ` [PATCH v4 5/6] fs/resctrl: Do not invoke smp_processor_id() in preemptible context Chen Yu
2026-06-13 7:57 ` [PATCH v4 6/6] x86/resctrl: Add support for L3 occupancy monitoring via RMID MMIO read Chen Yu
2026-06-18 23:40 ` Reinette Chatre
2026-06-22 14:09 ` Chen, Yu C
2026-06-22 21:30 ` Reinette Chatre
2026-06-23 5:00 ` Chen, Yu C
2026-06-23 16:48 ` Reinette Chatre
2026-06-24 9:00 ` Chen, Yu C
2026-06-24 23:44 ` Reinette Chatre
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