From: Dou Liyang <douly.fnst@cn.fujitsu.com>
To: Tejun Heo <tj@kernel.org>
Cc: cl@linux.com, mika.j.penttila@gmail.com, mingo@redhat.com,
akpm@linux-foundation.org, rjw@rjwysocki.net, hpa@zytor.com,
yasu.isimatu@gmail.com, isimatu.yasuaki@jp.fujitsu.com,
kamezawa.hiroyu@jp.fujitsu.com, izumi.taku@jp.fujitsu.com,
gongzhaogang@inspur.com, len.brown@intel.com, lenb@kernel.org,
tglx@linutronix.de, chen.tang@easystack.cn, rafael@kernel.org,
x86@kernel.org, linux-acpi@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH v8 7/7] Provide the interface to validate the proc_id which they give
Date: Wed, 20 Jul 2016 08:55:11 +0800 [thread overview]
Message-ID: <438ce500-ec84-9f55-0422-d033a1f4590f@cn.fujitsu.com> (raw)
In-Reply-To: <20160719185320.GN3078@mtj.duckdns.org>
a?? 2016a1'07ae??20ae?JPY 02:53, Tejun Heo a??e??:
> On Tue, Jul 19, 2016 at 03:28:08PM +0800, Dou Liyang wrote:
>> When we want to identify whether the proc_id is unreasonable or not, we
>> can call the "acpi_processor_validate_proc_id" function. It will search
>> in the duplicate IDs. If we find the proc_id in the IDs, we return true
>> to the call function. Conversely, false represents available.
>>
>> When we establish all possible cpuid <-> nodeid mapping, we will use the
>> proc_id from ACPI table.
>>
>> We do validation when we get the proc_id. If the result is true, we will
>> stop the mapping.
> The patch title probably should include "acpi:" header. I can't tell
> much about the specifics of the acpi changes but I think this is the
> right approach for handling cpu hotplugs.
I will change the title in the next version.
Thanks.
> Thanks.
>
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prev parent reply other threads:[~2016-07-20 0:56 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-19 7:28 [PATCH v8 0/7] Make cpuid <-> nodeid mapping persistent Dou Liyang
2016-07-19 7:28 ` [PATCH v8 1/7] x86, memhp, numa: Online memory-less nodes at boot time Dou Liyang
2016-07-19 18:50 ` Tejun Heo
2016-07-20 1:52 ` Dou Liyang
2016-07-20 2:28 ` Dou Liyang
2016-07-19 7:28 ` [PATCH v8 2/7] x86, acpi, cpu-hotplug: Enable acpi to register all possible cpus " Dou Liyang
2016-07-19 7:28 ` [PATCH v8 3/7] x86, acpi, cpu-hotplug: Introduce cpuid_to_apicid[] array to store persistent cpuid <-> apicid mapping Dou Liyang
2016-07-19 7:28 ` [PATCH v8 4/7] x86, acpi, cpu-hotplug: Enable MADT APIs to return disabled apicid Dou Liyang
2016-07-19 7:28 ` [PATCH v8 5/7] x86, acpi, cpu-hotplug: Set persistent cpuid <-> nodeid mapping when booting Dou Liyang
2016-07-19 20:06 ` Rafael J. Wysocki
2016-07-20 1:25 ` Dou Liyang
2016-07-19 7:28 ` [PATCH v8 6/7] Provide the mechanism to validate processors in the ACPI tables Dou Liyang
2016-07-19 7:28 ` [PATCH v8 7/7] Provide the interface to validate the proc_id which they give Dou Liyang
2016-07-19 18:53 ` Tejun Heo
2016-07-20 0:55 ` Dou Liyang [this message]
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