From: Reinette Chatre <reinette.chatre@intel.com>
To: <babu.moger@amd.com>, <corbet@lwn.net>, <fenghua.yu@intel.com>,
<tglx@linutronix.de>, <mingo@redhat.com>, <bp@alien8.de>,
<dave.hansen@linux.intel.com>
Cc: <x86@kernel.org>, <hpa@zytor.com>, <paulmck@kernel.org>,
<rdunlap@infradead.org>, <tj@kernel.org>, <peterz@infradead.org>,
<yanjiewtw@gmail.com>, <kim.phillips@amd.com>,
<lukas.bulwahn@gmail.com>, <seanjc@google.com>,
<jmattson@google.com>, <leitao@debian.org>, <jpoimboe@kernel.org>,
<rick.p.edgecombe@intel.com>, <kirill.shutemov@linux.intel.com>,
<jithu.joseph@intel.com>, <kai.huang@intel.com>,
<kan.liang@linux.intel.com>, <daniel.sneddon@linux.intel.com>,
<pbonzini@redhat.com>, <sandipan.das@amd.com>,
<ilpo.jarvinen@linux.intel.com>, <peternewman@google.com>,
<maciej.wieczor-retman@intel.com>, <linux-doc@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <eranian@google.com>,
<james.morse@arm.com>
Subject: Re: [RFC PATCH v3 00/17] x86/resctrl : Support AMD Assignable Bandwidth Monitoring Counters (ABMC)
Date: Tue, 7 May 2024 13:26:34 -0700 [thread overview]
Message-ID: <ea75801f-e56a-486d-85a4-85c57bce0c81@intel.com> (raw)
In-Reply-To: <2016b830-64c7-43bd-8116-bdfd239221e3@amd.com>
Hi Babu,
On 5/6/2024 10:18 AM, Moger, Babu wrote:
> On 5/3/24 18:24, Reinette Chatre wrote:
>> On 3/28/2024 6:06 PM, Babu Moger wrote:
>>
>>> a. Check if ABMC support is available
>>> #mount -t resctrl resctrl /sys/fs/resctrl/
>>>
>>> #cat /sys/fs/resctrl/info/L3_MON/mbm_assign
>>> [abmc]
>>> legacy_mbm
>>>
>>> Linux kernel detected ABMC feature and it is enabled.
>>
>> Please note that this adds the "abmc" feature to the resctrl
>> *filesystem* that supports more architectures than just AMD. Calling the
>> resctrl filesystem feature "abmc" means that (a) AMD needs to be ok with
>> other architectures calling their features that are
>> similar-but-maybe-not-identical-to-AMD-ABMC "abmc", or (b) this needs
>> a new generic name.
>
> It should not a problem if other architecture calling abmc for similar
> feature. But generic name is always better if there is a suggestion.
"should not a problem" does not instill confidence that AMD is
actually ok with this.
Reinette
next prev parent reply other threads:[~2024-05-07 20:26 UTC|newest]
Thread overview: 108+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-29 1:06 [RFC PATCH v3 00/17] x86/resctrl : Support AMD Assignable Bandwidth Monitoring Counters (ABMC) Babu Moger
2024-03-29 1:06 ` [RFC PATCH v3 01/17] x86/resctrl: Add support for " Babu Moger
2024-05-03 23:25 ` Reinette Chatre
2024-05-06 17:57 ` Moger, Babu
2024-03-29 1:06 ` [RFC PATCH v3 02/17] x86/resctrl: Add ABMC feature in the command line options Babu Moger
2024-03-29 1:06 ` [RFC PATCH v3 03/17] x86/resctrl: Detect Assignable Bandwidth Monitoring feature details Babu Moger
2024-05-03 23:26 ` Reinette Chatre
2024-05-06 19:09 ` Moger, Babu
2024-05-07 20:27 ` Reinette Chatre
2024-05-09 22:34 ` Moger, Babu
2024-05-10 3:18 ` Reinette Chatre
2024-05-10 17:01 ` Moger, Babu
2024-05-10 18:34 ` Reinette Chatre
2024-05-11 1:40 ` Moger, Babu
2024-03-29 1:06 ` [RFC PATCH v3 04/17] x86/resctrl: Introduce resctrl_file_fflags_init Babu Moger
2024-05-03 23:26 ` Reinette Chatre
2024-05-06 20:23 ` Moger, Babu
2024-05-07 20:27 ` Reinette Chatre
2024-05-10 0:23 ` Moger, Babu
2024-03-29 1:06 ` [RFC PATCH v3 05/17] x86/resctrl: Introduce the interface to display the assignment state Babu Moger
2024-05-03 23:28 ` Reinette Chatre
2024-05-07 16:28 ` Moger, Babu
2024-05-07 20:32 ` Reinette Chatre
2024-03-29 1:06 ` [RFC PATCH v3 06/17] x86/resctrl: Introduce interface to display number of ABMC counters Babu Moger
2024-03-29 1:06 ` [RFC PATCH v3 07/17] x86/resctrl: Add support to enable/disable ABMC feature Babu Moger
2024-04-04 0:30 ` Peter Newman
2024-04-04 15:16 ` Moger, Babu
2024-04-04 17:36 ` Peter Newman
2024-04-04 18:35 ` Moger, Babu
2024-04-04 18:43 ` Reinette Chatre
2024-04-04 19:01 ` Peter Newman
2024-05-16 20:03 ` Moger, Babu
2024-05-03 23:30 ` Reinette Chatre
2024-05-07 19:12 ` Moger, Babu
2024-05-07 20:32 ` Reinette Chatre
2024-05-09 21:45 ` Moger, Babu
2024-03-29 1:06 ` [RFC PATCH v3 08/17] x86/resctrl: Initialize assignable counters bitmap Babu Moger
2024-05-03 23:31 ` Reinette Chatre
2024-05-07 20:03 ` Moger, Babu
2024-03-29 1:06 ` [RFC PATCH v3 09/17] x86/resctrl: Introduce assign state for the mon group Babu Moger
2024-04-16 18:52 ` Peter Newman
2024-04-16 19:52 ` Moger, Babu
2024-03-29 1:06 ` [RFC PATCH v3 10/17] x86/resctrl: Add data structures for ABMC assignment Babu Moger
2024-05-03 23:32 ` Reinette Chatre
2024-05-07 20:40 ` Moger, Babu
2024-05-07 23:06 ` Reinette Chatre
2024-05-10 0:28 ` Moger, Babu
2024-03-29 1:06 ` [RFC PATCH v3 11/17] x86/resctrl: Introduce mbm_total_cfg and mbm_local_cfg Babu Moger
2024-05-03 23:33 ` Reinette Chatre
2024-05-08 15:57 ` Moger, Babu
2024-03-29 1:06 ` [RFC PATCH v3 12/17] x86/resctrl: Add the functionality to assign the RMID Babu Moger
2024-05-03 23:33 ` Reinette Chatre
2024-05-08 17:40 ` Moger, Babu
2024-03-29 1:06 ` [RFC PATCH v3 13/17] x86/resctrl: Add the functionality to unassign " Babu Moger
2024-03-29 1:06 ` [RFC PATCH v3 14/17] x86/resctrl: Enable ABMC by default on resctrl mount Babu Moger
2024-03-29 1:06 ` [RFC PATCH v3 15/17] x86/resctrl: Introduce the interface switch between ABMC and legacy_mbm Babu Moger
2024-03-29 1:06 ` [RFC PATCH v3 16/17] x86/resctrl: Introduce interface to list assignment states of all the groups Babu Moger
2024-03-29 1:06 ` [RFC PATCH v3 17/17] x86/resctrl: Introduce interface to modify assignment states of " Babu Moger
2024-04-17 17:45 ` Peter Newman
2024-04-17 19:39 ` Moger, Babu
2024-04-17 20:56 ` Peter Newman
2024-04-17 22:52 ` Moger, Babu
2024-05-02 23:00 ` Reinette Chatre
2024-05-03 16:14 ` Moger, Babu
2024-05-03 21:16 ` Reinette Chatre
2024-05-06 18:09 ` Moger, Babu
2024-05-02 16:21 ` Dave Martin
2024-05-02 17:52 ` Reinette Chatre
2024-05-02 18:11 ` Moger, Babu
2024-05-03 14:53 ` Dave Martin
2024-05-03 21:15 ` Reinette Chatre
2024-04-04 19:08 ` [RFC PATCH v3 00/17] x86/resctrl : Support AMD Assignable Bandwidth Monitoring Counters (ABMC) Peter Newman
2024-04-04 20:02 ` Moger, Babu
2024-04-22 16:34 ` Dave Martin
2024-04-22 20:44 ` Moger, Babu
2024-04-23 12:37 ` Dave Martin
2024-04-24 4:15 ` Reinette Chatre
2024-04-24 14:16 ` Dave Martin
2024-04-24 19:10 ` Moger, Babu
2024-04-22 16:33 ` Dave Martin
2024-04-22 18:23 ` Peter Newman
2024-04-23 12:38 ` Dave Martin
2024-04-23 15:43 ` Moger, Babu
2024-04-23 16:17 ` Dave Martin
2024-05-01 17:48 ` Peter Newman
2024-05-02 16:25 ` Moger, Babu
2024-05-02 17:50 ` Peter Newman
2024-05-02 20:14 ` Moger, Babu
2024-05-02 23:21 ` Reinette Chatre
2024-05-03 0:57 ` Peter Newman
2024-05-03 20:44 ` Moger, Babu
2024-05-03 21:00 ` Peter Newman
2024-05-03 21:15 ` Reinette Chatre
2024-05-17 21:51 ` Peter Newman
2024-05-20 14:25 ` Moger, Babu
2024-05-20 16:00 ` Peter Newman
2024-05-20 18:03 ` Moger, Babu
2024-05-10 0:57 ` Moger, Babu
2024-05-10 2:47 ` Reinette Chatre
2024-05-03 21:14 ` Reinette Chatre
2024-05-03 23:24 ` Reinette Chatre
2024-05-06 17:18 ` Moger, Babu
2024-05-07 20:26 ` Reinette Chatre [this message]
2024-05-08 20:07 ` Moger, Babu
2024-05-08 20:41 ` Reinette Chatre
2024-05-08 23:29 ` Moger, Babu
2024-05-09 18:07 ` Reinette Chatre
2024-05-09 20:34 ` Moger, Babu
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