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From: Bagas Sanjaya <bagasdotme@gmail.com>
To: babu.moger@amd.com
Cc: corbet@lwn.net, reinette.chatre@intel.com, tglx@linutronix.de,
	mingo@redhat.com, bp@alien8.de, fenghua.yu@intel.com,
	dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com,
	paulmck@kernel.org, akpm@linux-foundation.org,
	quic_neeraju@quicinc.com, rdunlap@infradead.org,
	damien.lemoal@opensource.wdc.com, songmuchun@bytedance.com,
	peterz@infradead.org, jpoimboe@kernel.org, pbonzini@redhat.com,
	chang.seok.bae@intel.com, pawan.kumar.gupta@linux.intel.com,
	jmattson@google.com, daniel.sneddon@linux.intel.com,
	sandipan.das@amd.com, tony.luck@intel.com, james.morse@arm.com,
	linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
	eranian@google.com
Subject: Re: [PATCH v5 12/12] Documentation/x86: Update resctrl_ui.rst for new features
Date: Thu, 29 Sep 2022 15:48:06 +0700	[thread overview]
Message-ID: <db30d4f1-31c7-6cbd-f87f-abefa7f4e781@gmail.com> (raw)
In-Reply-To: <99bfbeac-1454-a453-a2ef-36eee2aea34c@amd.com>

On 9/28/22 22:23, Moger, Babu wrote:
>> Hi Babu,
>>
>> The description text for each snippets above shouldn't in the code
>> block. Also, split the block into three code blocks in the lists:
> Did you mean, I need to remove similar texts from code?

I mean extracting code description from the code block, see the diff below.

>>
>> ---- >8 ----
>> diff --git a/Documentation/x86/resctrl.rst b/Documentation/x86/resctrl.rst
>> index b4fe54f219b6f3..ec578b069276ce 100644
>> --- a/Documentation/x86/resctrl.rst
>> +++ b/Documentation/x86/resctrl.rst
>> @@ -206,25 +206,26 @@ with the following files:
>>          all the event types and the mbm_local_bytes configuration is set to
>>          0x15 to count all the local memory events.
>>  
>> -        Example::
>> +        Examples:
>> +
>> +        * To view the current configuration::
>>  
>> -            To view the current configuration, run the command.
>>              # cat /sys/fs/resctrl/info/L3_MON/mbm_total_config
>>              0:0x7f;1:0x7f;2:0x7f;3:0x7f
>>  
>>              # cat /sys/fs/resctrl/info/L3_MON/mbm_local_config
>>              0:0x15;1:0x15;3:0x15;4:0x15
>>  
>> -            To change the mbm_total_bytes to count only reads on domain 0,
>> -            run the command. The bits 0,1,4 and 5 needs to set.
>> +        * To change the mbm_total_bytes to count only reads on domain 0
>> +          (the bits 0, 1, 4 and 5 needs to be set)::
>>  
>>              # echo  "0:0x33" > /sys/fs/resctrl/info/L3_MON/mbm_total_config
>>  
>>              # cat /sys/fs/resctrl/info/L3_MON/mbm_total_config
>>              0:0x33;1:0x7f;2:0x7f;3:0x7f
>>  
>> -            To change the mbm_local_bytes to count all the slow memory reads on
>> -            domain 1, run the command. The bits 4 and 5 needs to set.
>> +        * To change the mbm_local_bytes to count all the slow memory reads on
>> +          domain 1 (the bits 4 and 5 needs to be set)::
>>  
>>              # echo  "1:0x30" > /sys/fs/resctrl/info/L3_MON/mbm_local_config
>>  
> 
> Thanks for the diff. I cannot get this right for some reason. I will
> probably send the diff before the final series.
> 
>

OK.
 
>>
>> Also, there isn't description of mapping from bits from the supported events
>> table to the bytes input for mbm_{total,local}_config.
> 
> It is already there. Is that not clear?

No. I don't see why setting bits 0, 1, 4, and 5 on domain 0 translates to
`0:0x33`, for example.

>>
>>> +Slow Memory b/w domain is L3 cache.
>>> +::
>>> +
>>> +	SMBA:<cache_id0>=bandwidth0;<cache_id1>=bandwidth1;...
>>> +
>> What b/w stands for in the context above?
> b/w is bandwidth. I will correct it.

OK.

Thanks for replying.

-- 
An old man doll... just what I always wanted! - Clara

  reply	other threads:[~2022-09-29  8:48 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-27 20:25 [PATCH v5 00/12] x86/resctrl: Support for AMD QoS new features Babu Moger
2022-09-27 20:25 ` [PATCH v5 01/12] x86/cpufeatures: Add Slow Memory Bandwidth Allocation feature flag Babu Moger
2022-09-29 21:58   ` Reinette Chatre
2022-10-03 14:45     ` Moger, Babu
2022-10-03 15:24       ` Reinette Chatre
2022-10-03 15:35         ` Moger, Babu
2022-09-27 20:25 ` [PATCH v5 02/12] x86/resctrl: Add a new resource type RDT_RESOURCE_SMBA Babu Moger
2022-09-27 20:25 ` [PATCH v5 03/12] x86/cpufeatures: Add Bandwidth Monitoring Event Configuration feature flag Babu Moger
2022-09-27 20:25 ` [PATCH v5 04/12] x86/resctrl: Include new features in command line options Babu Moger
2022-09-27 20:26 ` [PATCH v5 05/12] x86/resctrl: Detect and configure Slow Memory Bandwidth allocation Babu Moger
2022-09-27 20:26 ` [PATCH v5 06/12] x86/resctrl: Introduce data structure to support monitor configuration Babu Moger
2022-09-27 22:25   ` Yu, Fenghua
2022-09-28 12:56     ` Moger, Babu
2022-09-27 20:26 ` [PATCH v5 07/12] x86/resctrl: Add sysfs interface to read mbm_total_bytes event configuration Babu Moger
2022-09-27 20:26 ` [PATCH v5 08/12] x86/resctrl: Add sysfs interface to read mbm_local_bytes " Babu Moger
2022-09-27 22:42   ` Yu, Fenghua
2022-09-28 14:43     ` Moger, Babu
2022-09-27 20:26 ` [PATCH v5 09/12] x86/resctrl: Add sysfs interface to write mbm_total_bytes " Babu Moger
2022-09-27 22:32   ` Yu, Fenghua
2022-09-28 12:58     ` Moger, Babu
2022-09-27 20:26 ` [PATCH v5 10/12] x86/resctrl: Add sysfs interface to write mbm_local_bytes " Babu Moger
2022-09-27 20:26 ` [PATCH v5 11/12] x86/resctrl: Replace smp_call_function_many() with on_each_cpu_mask() Babu Moger
2022-09-27 20:27 ` [PATCH v5 12/12] Documentation/x86: Update resctrl_ui.rst for new features Babu Moger
2022-09-28  4:25   ` Bagas Sanjaya
2022-09-28 15:23     ` Moger, Babu
2022-09-29  8:48       ` Bagas Sanjaya [this message]
2022-09-29 13:22         ` Moger, Babu
2022-09-29 13:33           ` Bagas Sanjaya
2022-09-29 22:10   ` Reinette Chatre
2022-10-03 14:28     ` Moger, Babu
2022-10-03 15:36       ` Reinette Chatre
2022-10-04 14:00         ` Moger, Babu
2022-10-04 16:15           ` Reinette Chatre
     [not found]             ` <a7766c60-5e2e-77f7-97ba-8a9628d3cca8@amd.com>
2022-10-04 19:05               ` Reinette Chatre
2022-10-07  8:33 ` [PATCH v5 00/12] x86/resctrl: Support for AMD QoS " Bagas Sanjaya
2022-10-07 15:51   ` Moger, Babu

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