linux-kernel - Re: [PATCH v2 00/17] x86/resctrl : Support AMD Assignable Bandwidth Monitoring Counters (ABMC)

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Date: Tue, 12 Mar 2024 08:30:24 -0500
From: "Moger, Babu" <babu.moger@....com>
To: Reinette Chatre <reinette.chatre@...el.com>,
 Peter Newman <peternewman@...gle.com>
Cc: James Morse <james.morse@....com>, corbet@....net, fenghua.yu@...el.com,
 tglx@...utronix.de, mingo@...hat.com, bp@...en8.de,
 dave.hansen@...ux.intel.com, x86@...nel.org, hpa@...or.com,
 paulmck@...nel.org, rdunlap@...radead.org, tj@...nel.org,
 peterz@...radead.org, yanjiewtw@...il.com, kim.phillips@....com,
 lukas.bulwahn@...il.com, seanjc@...gle.com, jmattson@...gle.com,
 leitao@...ian.org, jpoimboe@...nel.org, rick.p.edgecombe@...el.com,
 kirill.shutemov@...ux.intel.com, jithu.joseph@...el.com,
 kai.huang@...el.com, kan.liang@...ux.intel.com,
 daniel.sneddon@...ux.intel.com, pbonzini@...hat.com, sandipan.das@....com,
 ilpo.jarvinen@...ux.intel.com, maciej.wieczor-retman@...el.com,
 linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org, eranian@...gle.com
Subject: Re: [PATCH v2 00/17] x86/resctrl : Support AMD Assignable Bandwidth
 Monitoring Counters (ABMC)


On 3/8/24 11:20, Reinette Chatre wrote:
> Hi Babu,
> 
> On 3/7/2024 7:50 PM, Moger, Babu wrote:
>> I am also thinking about replacing the newline requirement for multiple
>> groups. Domains separate by "," and groups separate by ";".
>>
>> Something like this..
>>
>> "/c1/m1/00=_,01=_;/c1/m2/00=_,01=_;/c1/m3/00=lt,01=lt"
>>
>> Thoughts?
>>
> 
> I would prefer that resctrl uses as consistent interface as possible
> between the different files. There are a few files that already
> take domains as input (schemata, mbm_total_bytes_config,
> mbm_local_bytes_config) and they all separate domains by ";".
> I thus find it most appropriate to stick with ";" between domains.
> 
> Regarding separation of groups, in schemata file for example it is
> already custom to separate groups (resources in that case) with "\n".
> 

Ok. Sure.

-- 
Thanks
Babu Moger