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xen-devel
Re: [Xen-devel] RFC: large system support - 128 CPUs
On 13/8/08 11:53, "Bill Burns" <bburns@xxxxxxxxxx> wrote:
>> How many CPUs do you currently need/want to support?
>>
>
> Currently just looking to get 128 working.
> But would be nice to have some proper sizing,
> or even detection of running out. There is a
> 'last' GDT entry or some such #define, that is
> never used (at least in the 3.1 code base).
I think your 'two pages' change will probably work. Then we just need a
run-time check when bringing a CPU online that there is space in the GDT for
its entries.
-- Keir
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