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SubjectRE: [V4 PATCH 4/4] x86/apic: Introduce noextnmi boot option
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> > By the way, I have a pending patch which expands this option like
> > this:
> >
> > apic_extnmi={ bsp | all | none }
> >
> > If apic_extnmi=all is specified, external NMIs are broadcast to
> > all CPUs. This raises the successful rate of kernel panic in the case
> > where an external NMI to CPU 0 is swallowed by other NMI handlers or
> > blocked due to hang-up in NMI context. The patch works without any
> > problems, but I'm going to drop the feature if it will cause long
> > discussion. I'd like to settle this patch set down once. At least,
> > I'm going to change this option to apic_extnmi={bsp|none} style for
> > the future expansion.
> >
> > How do you think about this?
>
> Do it right away with all three variants. They make a lot of sense to
> me.

OK. I'll do that.

Regards,

--
Hidehiro Kawai
Hitachi, Ltd. Research & Development Group



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