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SubjectRe: [PATCH 2/2] Enter 2nd kernel with BSP
> native_cpu_up avoids to wake up cpu with boot_cpu_physical_apicid, but

Ok so that check needs to go then. I wonder why it is there.

> the boot_cpu_physical_apicid would be just a boot cpu now, which could
> be non-BSP on the 2nd kernel; equal to crashing cpu on the 1st
> kernel. It would need to check explicitly whether a given cpu is BSP
> or not and this would be better fix here. This is suggested by Eric.

-- -- Speaking for myself only.

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