Re: [Xen-devel] dom0 and apicid not equal to cpuid

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 11/2/08 22:38, "Langsdorf, Mark" <mark.langsdorf@xxxxxxx> wrote:

> It appears that the call to GET_APIC_ID() in
> mp_register_lapic_address() isn't legal for dom0, but the failure
> to make that call results in an incorrect cpu_to_apicid[] table
> and that means the acpiid_to_apicid[] table is also wrong.

Can acpiid_to_apicid[] be filled in just from information available in BIOS
tables? Obviously we have no guaranteed correspondence between vcpuid and
apicid unless we specify dom0_vcpus_pin, so working out acpiid_to_apicid
transitively via cpuids isn't going to work very well.

 -- Keir




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