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Re: [PATCH 3/5] x86, acpi, cpu-hotplug: Introduce apicid_to_cpuid[] array to store persistent cpuid <-> apicid mapping.

From Jiang Liu <jiang.liu@linux.intel.com>
Newsgroups linux.kernel
Subject Re: [PATCH 3/5] x86, acpi, cpu-hotplug: Introduce apicid_to_cpuid[] array to store persistent cpuid <-> apicid mapping.
Date 2015-07-15 07:40 +0200
Message-ID <pMnAd-6xs-5@gated-at.bofh.it> (permalink)
References <pJxw5-3UB-5@gated-at.bofh.it> <pJxw7-3UB-49@gated-at.bofh.it> <pJz4T-4Y0-37@gated-at.bofh.it> <pMlI6-3Pz-1@gated-at.bofh.it>
Organization Intel

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On 2015/7/15 11:33, Tang Chen wrote:
> Hi Mika,
> 
> On 07/07/2015 07:14 PM, Mika Penttilä wrote:
>> I think you forgot to reserve CPU 0 for BSP in cpuid mask.
> 
> Sorry for the late reply.
> 
> I'm not familiar with BSP.  Do you mean in get_cpuid(),
> I should reserve 0 for physical cpu0 in BSP ?
> 
> Would you please share more detail ?

BSP stands for "Bootstrapping Processor". In other word,
BSP is CPU0.
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Re: [PATCH 3/5] x86, acpi, cpu-hotplug: Introduce apicid_to_cpuid[]  array to store persistent cpuid <-> apicid mapping. Jiang Liu <jiang.liu@linux.intel.com> - 2015-07-15 07:40 +0200
  Re: [PATCH 3/5] x86, acpi, cpu-hotplug: Introduce apicid_to_cpuid[]  array to store persistent cpuid <-> apicid mapping. Tang Chen <tangchen@cn.fujitsu.com> - 2015-07-15 08:30 +0200

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