From: Babu Moger <babu.moger@amd.com>
To: Reinette Chatre <reinette.chatre@intel.com>,
"Moger, Babu" <bmoger@amd.com>,
tony.luck@intel.com, bp@alien8.de, ben.horgan@arm.com
Cc: corbet@lwn.net, skhan@linuxfoundation.org, rdunlap@infradead.org,
x86@kernel.org, Dave.Martin@arm.com, james.morse@arm.com,
tglx@kernel.org, mingo@redhat.com, dave.hansen@linux.intel.com,
hpa@zytor.com, fenghuay@nvidia.com, kas@kernel.org,
rick.p.edgecombe@intel.com, akpm@linux-foundation.org,
rppt@kernel.org, dapeng1.mi@linux.intel.com, elver@google.com,
enelsonmoore@gmail.com, jlayton@kernel.org, kuba@kernel.org,
ebiggers@kernel.org, seanjc@google.com, ewanhai-oc@zhaoxin.com,
binbin.wu@linux.intel.com, peterz@infradead.org,
ashish.kalra@amd.com, superm1@kernel.org,
chang.seok.bae@intel.com, prathyushi.nangia@amd.com,
kim.phillips@amd.com, ackerleytng@google.com,
elena.reshetova@intel.com, naveen@kernel.org,
darwi@linutronix.de, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-coco@lists.linux.dev,
kvm@vger.kernel.org, eranian@google.com, peternewman@google.com
Subject: Re: [PATCH v6 06/18] fs/resctrl: Introduce kernel mode states for resctrl
Date: Tue, 20 Oct 2026 09:20:53 -0500 [thread overview]
Message-ID: <ff41c5c3-8cf2-4a8b-a80a-95f3503df8ba@amd.com> (raw)
In-Reply-To: <a62cd7be-fb69-4d4d-8416-fc85f5b7a4a0@intel.com>
Hi Reinette,
On 10/19/26 11:18, Reinette Chatre wrote:
> Hi Babu,
>
> On 10/16/26 8:10 AM, Moger, Babu wrote:
>> On 10/15/2026 9:37 AM, Reinette Chatre wrote:
>>> On 10/1/26 8:10 AM, Babu Moger wrote:
>
>>>> +/**
>>>> + * struct resctrl_kmode_cfg - Kernel mode configuration
>>>> + * @kmode_sup: Bitmap of supported kernel modes.
>>>> + * @kmode_cur: Currently selected kernel mode.
>>>
>>> Adding this comment during a second pass ... please consider later motivations
>>> about naming of these fields. This field is introduced as "kmode_cur" but when
>>> considering the language used in rest of series "active" seems more appropriate.
>>>
>>> @kmode_sup could also just be @supported (the "kmode" is redundant).
>>
>> Sure. Will change kmode_cur to "current".
>
> Please do not use "current" as it is generally used to represent the
> current running task.
>
> Why do you find "active" not appropriate? The text usually refers to it as
> the "active". Consider the resctrl.rst text that reads "When the mode is
> not active ...", changelogs refer to it as the "active" mode, user messages
> refer to it as the "active" mode, the functions are named
> rdtgroup_kmode_global_activate()/rdtgroup_kmode_global_deactivate().
>
Yea. My bad. Sorry for the confusion.
@supported and @active looks good.
Thanks
Babu
next prev parent reply other threads:[~2026-10-20 14:21 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-01 15:10 [PATCH v6 00/18] x86,fs/resctrl: Add kernel-mode (e.g., PLZA) support to the resctrl subsystem Babu Moger
2026-10-01 15:10 ` [PATCH v6 01/18] x86/cpufeatures: Support Privilege Level Zero Association (PLZA) Babu Moger
2026-10-15 14:16 ` Reinette Chatre
2026-10-15 23:02 ` Babu Moger
2026-10-01 15:10 ` [PATCH v6 02/18] x86/resctrl: Add PLZA support to command-line options Babu Moger
2026-10-15 14:17 ` Reinette Chatre
2026-10-15 23:03 ` Babu Moger
2026-10-01 15:10 ` [PATCH v6 03/18] x86/resctrl: Add PLZA configuration definitions and data structures Babu Moger
2026-10-15 14:22 ` Reinette Chatre
2026-10-15 23:07 ` Babu Moger
2026-10-19 16:16 ` Reinette Chatre
2026-10-01 15:10 ` [PATCH v6 04/18] fs/resctrl: Introduce kernel mode enum Babu Moger
2026-10-15 14:44 ` Reinette Chatre
2026-10-15 23:09 ` Babu Moger
2026-10-19 16:17 ` Reinette Chatre
2026-10-01 15:10 ` [PATCH v6 05/18] x86,arm,fs/resctrl: Introduce architecture hook to program global kernel mode Babu Moger
2026-10-15 14:30 ` Reinette Chatre
2026-10-15 23:12 ` Moger, Babu
2026-10-01 15:10 ` [PATCH v6 06/18] fs/resctrl: Introduce kernel mode states for resctrl Babu Moger
2026-10-15 14:37 ` Reinette Chatre
2026-10-16 15:10 ` Moger, Babu
2026-10-19 16:18 ` Reinette Chatre
2026-10-20 14:20 ` Babu Moger [this message]
2026-10-01 15:10 ` [PATCH v6 07/18] fs/resctrl: Introduce resctrl_set_kmode_support() to register supported modes Babu Moger
2026-10-15 14:40 ` Reinette Chatre
2026-10-16 15:27 ` Moger, Babu
2026-10-19 16:19 ` Reinette Chatre
2026-10-20 14:46 ` Babu Moger
2026-10-01 15:10 ` [PATCH v6 08/18] x86/resctrl: Register RESCTRL_GLOBAL_ENABLE_PER_CPU when PLZA is available Babu Moger
2026-10-15 14:46 ` Reinette Chatre
2026-10-16 15:50 ` Moger, Babu
2026-10-01 15:10 ` [PATCH v6 09/18] fs/resctrl: Add interface to display kernel mode status Babu Moger
2026-10-15 15:16 ` Reinette Chatre
2026-10-16 19:10 ` Moger, Babu
2026-10-19 16:20 ` Reinette Chatre
2026-10-01 15:10 ` [PATCH v6 10/18] fs/resctrl: Add support for hidden resource group files Babu Moger
2026-10-15 15:27 ` Reinette Chatre
2026-10-16 20:53 ` Moger, Babu
2026-10-19 16:22 ` Reinette Chatre
2026-10-01 15:10 ` [PATCH v6 11/18] fs/resctrl: Introduce kmode_cpus/kmode_cpus_list per rdtgroup Babu Moger
2026-10-15 15:31 ` Reinette Chatre
2026-10-16 21:33 ` Moger, Babu
2026-10-19 16:34 ` Reinette Chatre
2026-10-01 15:10 ` [PATCH v6 12/18] fs/resctrl: Add CPU hotplug support for kernel mode associations Babu Moger
2026-10-15 15:33 ` Reinette Chatre
2026-10-16 22:21 ` Moger, Babu
2026-10-01 15:10 ` [PATCH v6 13/18] fs/resctrl: Deactivate kernel mode associations when a group is removed Babu Moger
2026-10-15 15:43 ` Reinette Chatre
2026-10-19 15:47 ` Babu Moger
2026-10-19 16:37 ` Reinette Chatre
2026-10-01 15:10 ` [PATCH v6 14/18] fs/resctrl: Control visibility of global per-CPU kernel mode group files Babu Moger
2026-10-15 15:46 ` Reinette Chatre
2026-10-19 16:31 ` Babu Moger
2026-10-19 22:00 ` Reinette Chatre
2026-10-01 15:10 ` [PATCH v6 15/18] fs/resctrl: Reject mode changes for groups backing kernel mode Babu Moger
2026-10-15 15:49 ` Reinette Chatre
2026-10-19 17:43 ` Babu Moger
2026-10-19 22:01 ` Reinette Chatre
2026-10-20 16:41 ` Babu Moger
2026-10-01 15:10 ` [PATCH v6 16/18] fs/resctrl: Add interface to modify kernel mode via info/kernel_mode Babu Moger
2026-10-15 16:07 ` Reinette Chatre
2026-10-20 0:21 ` Babu Moger
2026-10-01 15:10 ` [PATCH v6 17/18] fs/resctrl: Allow user space to write kmode_cpus/kmode_cpus_list Babu Moger
2026-10-01 15:10 ` [PATCH v6 18/18] fs/resctrl: Add kernel mode documentation and examples Babu Moger
2026-10-17 0:13 ` [PATCH v6 00/18] x86,fs/resctrl: Add kernel-mode (e.g., PLZA) support to the resctrl subsystem Drew Fustini
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