From: "Moger, Babu" <babu.moger@amd.com>
To: Reinette Chatre <reinette.chatre@intel.com>,
"corbet@lwn.net" <corbet@lwn.net>,
"tglx@linutronix.de" <tglx@linutronix.de>,
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Subject: Re: [PATCH v9 10/13] x86/resctrl: Add sysfs interface to write mbm_total_bytes_config
Date: Tue, 20 Dec 2022 12:00:59 -0600 [thread overview]
Message-ID: <e9964a9e-92df-e8a3-427d-18f713ae8637@amd.com> (raw)
In-Reply-To: <e7452b29-8e9e-a3e2-a870-2c251e48507d@intel.com>
Hi Reinette,
On 12/20/22 11:32, Reinette Chatre wrote:
> Hi Babu,
>
> On 12/19/2022 11:50 AM, Moger, Babu wrote:
>> Forgot about this. This snippet is going to change. I have tested and works fine.
>> How about this?
>>
>> /*
>> * Update MSR_IA32_EVT_CFG_BASE MSR on one of the CPUs in the
>> * domain. The MSRs offset from MSR MSR_IA32_EVT_CFG_BASE
>> * are scoped at the domain level. Writing any of these MSRs
>> * on one CPU is supposed to be observed by all CPUs in the domain.
>> */
>> smp_call_function_any(&d->cpu_mask, mon_event_config_write, &mon_info, 1);
>>
>>
> It looks good but please drop the "supposed to be". If there is any uncertainty
> then the data should be written to all CPUs, if not then that uncertain text should
> be dropped.
There is no uncertainty. I will drop "supposed to be".
Thanks
Babu
next prev parent reply other threads:[~2022-12-20 18:01 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-01 15:35 [PATCH v9 00/13] Support for AMD QoS new features Babu Moger
2022-12-01 15:36 ` [PATCH v9 01/13] x86/cpufeatures: Add Slow Memory Bandwidth Allocation feature flag Babu Moger
2022-12-15 17:08 ` Reinette Chatre
2022-12-15 21:10 ` Moger, Babu
2022-12-01 15:36 ` [PATCH v9 02/13] x86/resctrl: Add a new resource type RDT_RESOURCE_SMBA Babu Moger
2022-12-15 17:10 ` Reinette Chatre
2022-12-15 21:30 ` Moger, Babu
2022-12-01 15:36 ` [PATCH v9 03/13] x86/cpufeatures: Add Bandwidth Monitoring Event Configuration feature flag Babu Moger
2022-12-15 17:11 ` Reinette Chatre
2022-12-19 15:31 ` Moger, Babu
2022-12-01 15:36 ` [PATCH v9 04/13] x86/resctrl: Include new features in command line options Babu Moger
2022-12-15 17:12 ` Reinette Chatre
2022-12-19 15:33 ` Moger, Babu
2022-12-01 15:36 ` [PATCH v9 05/13] x86/resctrl: Detect and configure Slow Memory Bandwidth Allocation Babu Moger
2022-12-15 17:13 ` Reinette Chatre
2022-12-19 15:34 ` Moger, Babu
2022-12-01 15:36 ` [PATCH v9 06/13] x86/resctrl: Add __init attribute to rdt_get_mon_l3_config() Babu Moger
2022-12-15 17:17 ` Reinette Chatre
2022-12-19 15:51 ` Moger, Babu
2022-12-01 15:36 ` [PATCH v9 07/13] x86/resctrl: Introduce data structure to support monitor configuration Babu Moger
2022-12-15 17:19 ` Reinette Chatre
2022-12-19 17:56 ` Moger, Babu
2022-12-01 15:36 ` [PATCH v9 08/13] x86/resctrl: Add sysfs interface to read mbm_total_bytes_config Babu Moger
2022-12-15 17:40 ` Reinette Chatre
2022-12-19 18:21 ` Moger, Babu
2022-12-01 15:37 ` [PATCH v9 09/13] x86/resctrl: Add sysfs interface to read mbm_local_bytes_config Babu Moger
2022-12-15 17:43 ` Reinette Chatre
2022-12-19 18:27 ` Moger, Babu
2022-12-01 15:37 ` [PATCH v9 10/13] x86/resctrl: Add sysfs interface to write mbm_total_bytes_config Babu Moger
2022-12-15 18:24 ` Reinette Chatre
2022-12-19 19:28 ` Moger, Babu
2022-12-20 17:32 ` Reinette Chatre
2022-12-20 18:58 ` Moger, Babu
2022-12-19 19:50 ` Moger, Babu
2022-12-20 17:32 ` Reinette Chatre
2022-12-20 18:00 ` Moger, Babu [this message]
2022-12-01 15:37 ` [PATCH v9 11/13] x86/resctrl: Add sysfs interface to write mbm_local_bytes_config Babu Moger
2022-12-15 18:25 ` Reinette Chatre
2022-12-19 19:51 ` Moger, Babu
2022-12-01 15:37 ` [PATCH v9 12/13] x86/resctrl: Replace smp_call_function_many() with on_each_cpu_mask() Babu Moger
2022-12-15 18:26 ` Reinette Chatre
2022-12-19 19:59 ` Moger, Babu
2022-12-01 15:37 ` [PATCH v9 13/13] Documentation/x86: Update resctrl.rst for new features Babu Moger
2022-12-15 18:30 ` Reinette Chatre
2022-12-19 20:05 ` Moger, Babu
2022-12-15 15:08 ` [PATCH v9 00/13] Support for AMD QoS " Moger, Babu
2022-12-15 15:35 ` Reinette Chatre
2022-12-15 16:12 ` Moger, Babu
2022-12-15 18:38 ` Reinette Chatre
2022-12-19 20:57 ` Moger, Babu
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