Fernando Luis Vazquez Cao <[email protected]> writes:
>
> To circumvent this problem I suggest implementing
> "safe_smp_processor_id()" (it already exists on x86_64) for i386 and
> IA64 and use it as a replacement to smp_processor_id in the reboot path
> to the dump capture kernel. This is a possible implementation for i386.
It's not fully safe, because a SMP kernel might run on a 32bit
system without APIC. Then hard_smp_processor_id() would fault.
(this cannot happen on x86-64)
You probably need to check one of the globals set by apic.c
when its disabled.
-Andi
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