From: "Moger, Babu" <babu.moger@amd.com>
To: Peter Newman <peternewman@google.com>
Cc: corbet@lwn.net, fenghua.yu@intel.com, reinette.chatre@intel.com,
tglx@linutronix.de, mingo@redhat.com, bp@alien8.de,
dave.hansen@linux.intel.com, 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, 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 07/17] x86/resctrl: Add support to enable/disable ABMC feature
Date: Thu, 4 Apr 2024 13:35:07 -0500 [thread overview]
Message-ID: <b2fb5b9f-ea5d-4dc6-8c42-cd14c90eaa08@amd.com> (raw)
In-Reply-To: <CALPaoChsU-C6fhjfLFEmxCXCdY-0PL-Hk4pHYs=TZ9PN6UFexw@mail.gmail.com>
Hi Peter,
On 4/4/24 12:36, Peter Newman wrote:
> Hi Babu,
>
> On Thu, Apr 4, 2024 at 8:16 AM Moger, Babu <babu.moger@amd.com> wrote:
>
>> On 4/3/24 19:30, Peter Newman wrote:
>>> This looks like it would move to fs/resctrl/rdtgroup.c where it's not
>>> possible to dereference an rdt_hw_resource struct.
>>>
>>> It might be helpful to try building your changes on top of James's
>>> change[1] to get an idea of how this would fit in post-refactoring.
>>> I'll stop pointing out inconsistencies with his portability scheme
>>> now.
>>
>> Considering the complexity of James changes, I was hoping my series will
>> go first. It would be difficult for me to make changes based on transient
>> patch series. I would think it would be best to base the patches based on
>> tip/master.
>
> I don't need you to push the patches to the mailing list based on
> James's series. I was just asking you to try building locally on top
> of the refactoring changes. You are putting in the effort trying to
> make this code portable (i.e., inventing new
> resctrl_arch_-interfaces), so it would be sensible to check your work
> locally.
I am really no focusing much on portability in this series.
I named it to match it with resctrl_arch_set_cdp_enabled.
Yes. I got your concerns. I will plan check against James changes in next
revision.
>
> However, I am the main stakeholder who cares about MPAM and ABMC
> working in the same kernel, so I can continue to give feedback on
> portability as I compose the series' together.
Agree. Please continue your feedback.
--
Thanks
Babu Moger
next prev parent reply other threads:[~2024-04-04 18:35 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 [this message]
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
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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