Messages in this thread | | | Date | Wed, 15 Jul 2015 13:35:05 +0800 | From | Jiang Liu <> | Subject | Re: [PATCH 3/5] x86, acpi, cpu-hotplug: Introduce apicid_to_cpuid[] array to store persistent cpuid <-> apicid mapping. |
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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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