From: "Moger, Babu" <bmoger@amd.com>
To: Reinette Chatre <reinette.chatre@intel.com>,
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: [PATCH v4 07/19] x86/resctrl: Add support to enable/disable ABMC feature
Date: Fri, 21 Jun 2024 10:44:59 -0500 [thread overview]
Message-ID: <147af3f0-ca05-6abc-fe2e-c7922bda06b1@amd.com> (raw)
In-Reply-To: <4a072745-11d1-4903-896b-c1544ceb692d@intel.com>
Hi Reinette,
On 6/20/2024 5:02 PM, Reinette Chatre wrote:
> Hi Babu,
>
> On 6/19/24 8:37 AM, Moger, Babu wrote:
>> On 6/13/24 19:59, Reinette Chatre wrote:
>>> On 5/24/24 5:23 AM, Babu Moger wrote:
>
>>>> + * Reset the internal counters so that it is not considered as
>>>> + * an overflow in next update.
>>>
>>> For the first time the term "internal counters" is introduced. What
>>> does it
>>> mean?
>>
>> How about "mbm counters"?
>
> I think it refers to the state resctrl maintains to be able to catch
> overflows,
> so how about just "architectural state" with matching change of
> something like:
>
> Reset the architectural state so that reading of hardware counter
> is not considered as an overflow in next update.
Sure. Looks good. thanks
--
- Babu Moger
next prev parent reply other threads:[~2024-06-21 15:45 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-24 12:23 [PATCH v4 00/19] x86/resctrl : Support AMD Assignable Bandwidth Monitoring Counters (ABMC) Babu Moger
2024-05-24 12:23 ` [PATCH v4 01/19] x86/resctrl: Add support for " Babu Moger
2024-06-14 0:54 ` Reinette Chatre
2024-06-18 21:02 ` Moger, Babu
2024-05-24 12:23 ` [PATCH v4 02/19] x86/resctrl: Add ABMC feature in the command line options Babu Moger
2024-05-24 12:23 ` [PATCH v4 03/19] x86/resctrl: Consolidate monitoring related data from rdt_resource Babu Moger
2024-06-14 0:55 ` Reinette Chatre
2024-06-18 21:02 ` Moger, Babu
2024-05-24 12:23 ` [PATCH v4 04/19] x86/resctrl: Detect Assignable Bandwidth Monitoring feature details Babu Moger
2024-06-14 0:56 ` Reinette Chatre
2024-06-18 21:03 ` Moger, Babu
2024-05-24 12:23 ` [PATCH v4 05/19] x86/resctrl: Introduce resctrl_file_fflags_init to initialize fflags Babu Moger
2024-06-14 0:57 ` Reinette Chatre
2024-06-18 21:03 ` Moger, Babu
2024-05-24 12:23 ` [PATCH v4 06/19] x86/resctrl: Introduce interface to display number of ABMC counters Babu Moger
2024-06-14 0:57 ` Reinette Chatre
2024-06-18 21:04 ` Moger, Babu
2024-05-24 12:23 ` [PATCH v4 07/19] x86/resctrl: Add support to enable/disable ABMC feature Babu Moger
2024-06-14 0:59 ` Reinette Chatre
2024-06-19 15:37 ` Moger, Babu
2024-06-20 22:02 ` Reinette Chatre
2024-06-21 15:44 ` Moger, Babu [this message]
2024-05-24 12:23 ` [PATCH v4 08/19] x86/resctrl: Introduce the interface to display monitor mode Babu Moger
2024-06-14 1:40 ` Reinette Chatre
2024-06-19 16:25 ` Moger, Babu
2024-06-20 22:05 ` Reinette Chatre
2024-06-21 15:47 ` Moger, Babu
2024-05-24 12:23 ` [PATCH v4 09/19] x86/resctrl: Initialize ABMC counters bitmap Babu Moger
2024-06-14 1:42 ` Reinette Chatre
2024-06-19 17:03 ` Moger, Babu
2024-06-20 22:20 ` Reinette Chatre
2024-06-21 16:01 ` Moger, Babu
2024-05-24 12:23 ` [PATCH v4 10/19] x86/resctrl: Introduce ABMC state for the monitor group Babu Moger
2024-05-24 12:23 ` [PATCH v4 11/19] x86/resctrl: Introduce mbm_total_cfg and mbm_local_cfg Babu Moger
2024-06-14 1:43 ` Reinette Chatre
2024-06-19 18:46 ` Moger, Babu
2024-06-27 18:51 ` Moger, Babu
2024-06-27 20:56 ` Reinette Chatre
2024-06-27 21:26 ` Moger, Babu
2024-05-24 12:23 ` [PATCH v4 12/19] x86/resctrl: Remove MSR reading of event configuration value Babu Moger
2024-05-24 12:23 ` [PATCH v4 13/19] x86/resctrl: Add data structures for ABMC assignment Babu Moger
2024-06-14 1:44 ` Reinette Chatre
2024-06-19 20:10 ` Moger, Babu
2024-05-24 12:23 ` [PATCH v4 14/19] x86/resctrl: Add the interface to assign ABMC counter Babu Moger
2024-06-14 1:48 ` Reinette Chatre
2024-06-19 22:38 ` Moger, Babu
2024-06-20 22:50 ` Reinette Chatre
2024-06-21 16:07 ` Moger, Babu
2024-05-24 12:23 ` [PATCH v4 15/19] x86/resctrl: Add the interface to unassign " Babu Moger
2024-06-14 1:49 ` Reinette Chatre
2024-06-20 13:48 ` Moger, Babu
2024-05-24 12:23 ` [PATCH v4 16/19] x86/resctrl: Enable ABMC by default on resctrl mount Babu Moger
2024-06-14 1:50 ` Reinette Chatre
2024-06-20 14:46 ` Moger, Babu
2024-06-20 22:49 ` Reinette Chatre
2024-06-21 16:29 ` Moger, Babu
2024-05-24 12:23 ` [PATCH v4 17/19] x86/resctrl: Introduce the interface switch between ABMC and mbm_legacy Babu Moger
2024-06-14 1:51 ` Reinette Chatre
2024-06-20 14:53 ` Moger, Babu
2024-06-21 14:43 ` Markus Elfring
2024-05-24 12:23 ` [PATCH v4 18/19] x86/resctrl: Introduce interface to list monitor states of all the groups Babu Moger
2024-05-24 12:23 ` [PATCH v4 19/19] x86/resctrl: Introduce interface to modify assignment states of " Babu Moger
2024-06-14 0:54 ` [PATCH v4 00/19] x86/resctrl : Support AMD Assignable Bandwidth Monitoring Counters (ABMC) Reinette Chatre
2024-06-18 21:02 ` Moger, Babu
2024-06-20 22:49 ` Reinette Chatre
2024-06-21 16:41 ` Moger, Babu
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