> On Sad, 2003-05-10 at 04:35, CaT wrote:
> > On Sat, May 10, 2003 at 04:56:34AM +0200, Andi Kleen wrote:
> > > Extensive discussion by various experts on the discuss@x86-64.org
> > > mailing list concluded that the correct vector to restart an 286+
> > > CPU is f000:fff0, not ffff:0000. Both seem to work on current systems,
> > > but the first is correct.
> >
> > Could this bug, by any chance, cause a system to shutdown instead of
> > rebooting? This is what happens to me at the moment but not each and
> > every time.
>
> Unlikely. But try it and see 8)
>
> At least some SMP boxes freak if you do a poweroff request on CPU != 0
As per the MP spec. The system should reboot on the bootstrap cpu.
smp_processor_id() == 0 on x86. apicid??
I have a patch for this as part my kexec stuff as the kernel freaks
when it doesn't start up on the bootstrap cpu as well. I am busily
cleaning it up so it works in interrupt context as well.
Alan if you want it holler and I can send it to you as well.
Eric
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