From: "Moger, Babu" <bmoger@amd.com>
To: "Luck, Tony" <tony.luck@intel.com>,
"babu.moger@amd.com" <babu.moger@amd.com>,
"Chatre, Reinette" <reinette.chatre@intel.com>,
"Yu, Fenghua" <fenghua.yu@intel.com>,
"Wieczor-Retman, Maciej" <maciej.wieczor-retman@intel.com>,
Peter Newman <peternewman@google.com>,
James Morse <james.morse@arm.com>,
Drew Fustini <dfustini@baylibre.com>,
Dave Martin <Dave.Martin@arm.com>
Cc: "x86@kernel.org" <x86@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"patches@lists.linux.dev" <patches@lists.linux.dev>
Subject: Re: [PATCH v20 00/18] Add support for Sub-NUMA cluster (SNC) systems
Date: Fri, 14 Jun 2024 17:31:00 -0500 [thread overview]
Message-ID: <00bc5d85-e5ae-9ddd-7c2f-699785e40289@amd.com> (raw)
In-Reply-To: <SJ1PR11MB6083C6F02ADFC43B5316F71EFCC22@SJ1PR11MB6083.namprd11.prod.outlook.com>
On 6/14/2024 4:40 PM, Luck, Tony wrote:
>> We have ctrl_scope, mon_scope, ctrl_domains. mon_domains. Only one
>> resource, RDT_RESOURCE_L3 is going to use these fields. Rest of the
>> resources don't need these fields. But these fields are part of all the
>> resources.
>>
>> I am not too worried about the size of the patch. But, I don't foresee
>> these fields will be used anytime soon in these resources(MBA. L3.
>> SMBA). Why add it now? In future we may have to cleanup all these anyways.
>
> Babu,
>
> I mentioned yesterday that future patches could split struct rdt_resource. I was noodling
> at doing so back in February. Patches (messy, not finished or fit for consumption) are
> here (just to give you an idea where things might build from here):
>
> git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux.git rdt_split_resource
I see, it is similar to splitting the resource (option a. v15-RFC) and
little more. I think we should move to that direction eventually.
--
Babu Moger
next prev parent reply other threads:[~2024-06-14 22:31 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-10 18:35 [PATCH v20 00/18] Add support for Sub-NUMA cluster (SNC) systems Tony Luck
2024-06-10 18:35 ` [PATCH v20 01/18] x86/resctrl: Prepare for new domain scope Tony Luck
2024-06-20 21:12 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 02/18] x86/resctrl: Prepare to split rdt_domain structure Tony Luck
2024-06-20 21:13 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 03/18] x86/resctrl: Prepare for different scope for control/monitor operations Tony Luck
2024-06-20 21:13 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 04/18] x86/resctrl: Split the rdt_domain and rdt_hw_domain structures Tony Luck
2024-06-20 21:14 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 05/18] x86/resctrl: Add node-scope to the options for feature scope Tony Luck
2024-06-20 21:15 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 06/18] x86/resctrl: Introduce snc_nodes_per_l3_cache Tony Luck
2024-06-17 22:36 ` Moger, Babu
2024-06-18 22:58 ` Reinette Chatre
2024-06-19 14:43 ` Moger, Babu
2024-06-20 21:19 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 07/18] x86/resctrl: Block use of mba_MBps mount option on Sub-NUMA Cluster (SNC) systems Tony Luck
2024-06-20 21:21 ` Reinette Chatre
2024-06-20 22:07 ` Luck, Tony
2024-06-20 22:12 ` Luck, Tony
2024-06-21 1:56 ` Reinette Chatre
2024-06-21 15:24 ` Tony Luck
2024-06-21 17:10 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 08/18] x86/resctrl: Prepare for new Sub-NUMA Cluster (SNC) monitor files Tony Luck
2024-06-20 21:22 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 09/18] x86/resctrl: Add a new field to struct rmid_read for summation of domains Tony Luck
2024-06-20 21:22 ` Reinette Chatre
2024-06-20 22:42 ` Luck, Tony
2024-06-21 1:59 ` Reinette Chatre
2024-06-21 16:07 ` Luck, Tony
2024-06-21 17:10 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 10/18] x86/resctrl: Refactor mkdir_mondata_subdir() with a helper function Tony Luck
2024-06-20 21:23 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 11/18] x86/resctrl: Allocate a new field in union mon_data_bits Tony Luck
2024-06-20 21:28 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 12/18] x86/resctrl: Create Sub-NUMA Cluster (SNC) monitor files Tony Luck
2024-06-20 21:30 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 13/18] x86/resctrl: Handle removing directories in Sub-NUMA Cluster (SNC) mode Tony Luck
2024-06-20 21:30 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 14/18] x86/resctrl: Fill out rmid_read structure for smp_call*() to read a counter Tony Luck
2024-06-20 21:31 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 15/18] x86/resctrl: Make __mon_event_count() handle sum domains Tony Luck
2024-06-20 21:31 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 16/18] x86/resctrl: Enable RMID shared RMID mode on Sub-NUMA Cluster (SNC) systems Tony Luck
2024-06-20 21:32 ` Reinette Chatre
2024-06-10 18:35 ` [PATCH v20 17/18] x86/resctrl: Sub-NUMA Cluster (SNC) detection Tony Luck
2024-06-20 21:34 ` Reinette Chatre
2024-06-21 17:05 ` Markus Elfring
2024-06-21 17:14 ` Luck, Tony
2024-06-10 18:35 ` [PATCH v20 18/18] x86/resctrl: Update documentation with Sub-NUMA cluster changes Tony Luck
2024-06-20 21:35 ` Reinette Chatre
2024-06-13 19:17 ` [PATCH v20 00/18] Add support for Sub-NUMA cluster (SNC) systems Moger, Babu
2024-06-13 20:32 ` Reinette Chatre
2024-06-13 21:02 ` Luck, Tony
2024-06-14 16:27 ` Moger, Babu
2024-06-14 16:46 ` Reinette Chatre
2024-06-14 21:29 ` Moger, Babu
2024-06-14 21:40 ` Luck, Tony
2024-06-14 22:31 ` Moger, Babu [this message]
2024-06-14 23:11 ` Reinette Chatre
2024-06-17 14:06 ` Moger, Babu
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