From: Reinette Chatre <reinette.chatre@intel.com>
To: <babu.moger@amd.com>, <tony.luck@intel.com>, <peternewman@google.com>
Cc: <corbet@lwn.net>, <tglx@linutronix.de>, <mingo@redhat.com>,
<bp@alien8.de>, <dave.hansen@linux.intel.com>, <x86@kernel.org>,
<hpa@zytor.com>, <paulmck@kernel.org>,
<akpm@linux-foundation.org>, <thuth@redhat.com>,
<rostedt@goodmis.org>, <ardb@kernel.org>,
<gregkh@linuxfoundation.org>, <daniel.sneddon@linux.intel.com>,
<jpoimboe@kernel.org>, <alexandre.chartre@oracle.com>,
<pawan.kumar.gupta@linux.intel.com>, <thomas.lendacky@amd.com>,
<perry.yuan@amd.com>, <seanjc@google.com>, <kai.huang@intel.com>,
<xiaoyao.li@intel.com>, <kan.liang@linux.intel.com>,
<xin3.li@intel.com>, <ebiggers@google.com>, <xin@zytor.com>,
<sohil.mehta@intel.com>, <andrew.cooper3@citrix.com>,
<mario.limonciello@amd.com>, <linux-doc@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <maciej.wieczor-retman@intel.com>,
<eranian@google.com>
Subject: Re: [PATCH v12 13/26] x86/resctrl: Implement resctrl_arch_config_cntr() to assign a counter with ABMC
Date: Tue, 15 Apr 2025 09:38:56 -0700 [thread overview]
Message-ID: <456839d0-031c-448d-9f54-5e65a29ebf9d@intel.com> (raw)
In-Reply-To: <a05b3226-b341-4003-a0d3-8e1594d95052@amd.com>
Hi Babu,
On 4/14/25 1:51 PM, Moger, Babu wrote:
> Hi Reinette,
>
> On 4/11/25 16:02, Reinette Chatre wrote:
>> Hi Babu,
>>
>> On 4/3/25 5:18 PM, Babu Moger wrote:
>>> @@ -394,6 +394,21 @@ void resctrl_arch_mon_event_config_set(void *config_info);
>>> u32 resctrl_arch_mon_event_config_get(struct rdt_mon_domain *d,
>>> enum resctrl_event_id eventid);
>>>
>>> +/**
>>> + * resctrl_arch_config_cntr() - Configure the counter on the domain
>>> + * @r: resource that the counter should be read from.
>>> + * @d: domain that the counter should be read from.
>>> + * @evtid: event type to assign
>>> + * @rmid: rmid of the counter to read.
>>> + * @closid: closid that matches the rmid.
>>> + * @cntr_id: Counter ID to configure
>>> + * @evt_cfg: event configuration
>>
>> "event configuration" is simply an expansion of member name and does not help to
>> understand what the value represents.
>
> How about?
>
> "MBM Event configuration value representing reads, writes etc.."
This is more helpful (note Event -> event). When data structures are decided it
will also be helpful to include reference of where this data is maintained and
how it is formatted.
Reinette
next prev parent reply other threads:[~2025-04-15 16:39 UTC|newest]
Thread overview: 80+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-04 0:18 [PATCH v12 00/26] x86/resctrl : Support AMD Assignable Bandwidth Monitoring Counters (ABMC) Babu Moger
2025-04-04 0:18 ` [PATCH v12 01/26] x86/resctrl: Introduce mbm_total_cfg and mbm_local_cfg in struct rdt_hw_mon_domain Babu Moger
2025-04-11 20:49 ` Reinette Chatre
2025-04-14 15:56 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 02/26] x86/resctrl: Remove MSR reading of event configuration value Babu Moger
2025-04-11 20:50 ` Reinette Chatre
2025-04-14 15:57 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 03/26] x86/cpufeatures: Add support for Assignable Bandwidth Monitoring Counters (ABMC) Babu Moger
2025-04-11 20:52 ` Reinette Chatre
2025-04-14 17:48 ` Moger, Babu
2025-04-15 16:09 ` Reinette Chatre
2025-04-15 19:43 ` Moger, Babu
2025-04-16 16:08 ` Reinette Chatre
2025-04-17 14:27 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 04/26] x86/resctrl: Add ABMC feature in the command line options Babu Moger
2025-04-04 0:18 ` [PATCH v12 05/26] x86/resctrl: Consolidate monitoring related data from rdt_resource Babu Moger
2025-04-04 0:18 ` [PATCH v12 06/26] x86/resctrl: Detect Assignable Bandwidth Monitoring feature details Babu Moger
2025-04-04 0:18 ` [PATCH v12 07/26] x86/resctrl: Add support to enable/disable AMD ABMC feature Babu Moger
2025-04-04 0:18 ` [PATCH v12 08/26] x86/resctrl: Introduce the interface to display monitor mode Babu Moger
2025-04-11 20:56 ` Reinette Chatre
2025-04-14 19:52 ` Moger, Babu
2025-04-15 16:22 ` Reinette Chatre
2025-04-16 14:05 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 09/26] x86/resctrl: Introduce interface to display number of monitoring counters Babu Moger
2025-04-11 21:01 ` Reinette Chatre
2025-04-14 20:12 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 10/26] x86/resctrl: Introduce mbm_cntr_cfg to track assignable counters at domain Babu Moger
2025-04-04 0:18 ` [PATCH v12 11/26] x86/resctrl: Introduce interface to display number of free MBM counters Babu Moger
2025-04-04 0:18 ` [PATCH v12 12/26] x86/resctrl: Add data structures and definitions for ABMC assignment Babu Moger
2025-04-11 21:01 ` Reinette Chatre
2025-04-14 20:30 ` Moger, Babu
2025-04-15 16:30 ` Reinette Chatre
2025-04-16 15:43 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 13/26] x86/resctrl: Implement resctrl_arch_config_cntr() to assign a counter with ABMC Babu Moger
2025-04-11 21:02 ` Reinette Chatre
2025-04-14 20:51 ` Moger, Babu
2025-04-15 16:38 ` Reinette Chatre [this message]
2025-04-16 15:51 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 14/26] x86/resctrl: Add the functionality to assign MBM events Babu Moger
2025-04-11 21:04 ` Reinette Chatre
2025-04-15 14:20 ` Moger, Babu
2025-04-15 16:53 ` Reinette Chatre
2025-04-16 17:09 ` Moger, Babu
2025-04-16 17:55 ` Luck, Tony
2025-04-16 18:17 ` Moger, Babu
2025-04-16 19:02 ` Reinette Chatre
2025-04-16 19:29 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 15/26] x86/resctrl: Add the functionality to unassign " Babu Moger
2025-04-04 0:18 ` [PATCH v12 16/26] x86/resctrl: Report 'Unassigned' for MBM events in mbm_cntr_assign mode Babu Moger
2025-04-11 21:08 ` Reinette Chatre
2025-04-15 15:00 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 17/26] x86/resctrl: Add the support for reading ABMC counters Babu Moger
2025-04-11 21:21 ` Reinette Chatre
2025-04-15 16:41 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 18/26] x86/resctrl: Add default MBM event configurations for mbm_cntr_assign mode Babu Moger
2025-04-11 21:44 ` Reinette Chatre
2025-04-15 18:48 ` Moger, Babu
2025-04-15 19:25 ` Luck, Tony
2025-04-16 16:21 ` Reinette Chatre
2025-04-16 17:26 ` Moger, Babu
2025-04-16 16:18 ` Reinette Chatre
2025-04-16 17:27 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 19/26] x86/resctrl: Add event configuration directory under info/L3_MON/ Babu Moger
2025-04-11 22:04 ` Reinette Chatre
2025-04-15 20:29 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 20/26] x86/resctrl: Provide interface to update the event configurations Babu Moger
2025-04-11 22:07 ` Reinette Chatre
2025-04-15 20:37 ` Moger, Babu
2025-04-16 18:52 ` Reinette Chatre
2025-04-17 14:34 ` Moger, Babu
2025-04-17 15:09 ` Reinette Chatre
2025-04-17 20:19 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 21/26] x86/resctrl: Introduce mbm_assign_on_mkdir to configure assignments Babu Moger
2025-04-11 22:08 ` Reinette Chatre
2025-04-15 20:39 ` Moger, Babu
2025-04-04 0:18 ` [PATCH v12 22/26] x86/resctrl: Auto assign/unassign counters when mbm_cntr_assign is enabled Babu Moger
2025-04-04 0:18 ` [PATCH v12 23/26] x86/resctrl: Introduce mbm_L3_assignments to list assignments in a group Babu Moger
2025-04-04 0:18 ` [PATCH v12 24/26] x86/resctrl: Introduce the interface to modify " Babu Moger
2025-04-04 0:18 ` [PATCH v12 25/26] x86/resctrl: Introduce the interface to switch between monitor modes Babu Moger
2025-04-04 0:18 ` [PATCH v12 26/26] x86/resctrl: Configure mbm_cntr_assign mode if supported Babu Moger
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