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Date: Wed, 4 Jun 2014 12:44:28 +0200
From: Greg Kurz <gkurz@linux.vnet.ibm.com>
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Subject: Re: [Qemu-devel] [Qemu-ppc] [PATCH v3 0/4] cpus: Add generic NMI
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To: Alexander Graf <agraf@suse.de>
Cc: Peter Maydell <peter.maydell@linaro.org>, Alex Bligh <alex@alex.org.uk>, Markus Armbruster <armbru@redhat.com>, QEMU Developers <qemu-devel@nongnu.org>, Luiz Capitulino <lcapitulino@redhat.com>, "qemu-ppc@nongnu.org" <qemu-ppc@nongnu.org>, Stefan Hajnoczi <stefanha@redhat.com>, Cornelia Huck <cornelia.huck@de.ibm.com>, Paolo Bonzini <pbonzini@redhat.com>, Andreas =?UTF-8?B?RsOkcmJlcg==?= <afaerber@suse.de>, Richard Henderson <rth@twiddle.net>

On Wed, 04 Jun 2014 11:50:53 +0200
Alexander Graf <agraf@suse.de> wrote:

> 
> On 04.06.14 11:47, Peter Maydell wrote:
> > On 4 June 2014 10:39, Paolo Bonzini <pbonzini@redhat.com> wrote:
> >> It's a kind of "emergency button" on real machines.  On PCs it sends an NMI
> >> and this results in some kind of crash dump if the OS is configured
> >> appropriately.  The command may be ill-named for historical reasons, but the
> >> effect is not x86-specific.
> > OK, so our callback function name should be sensibly named
> > to match what the effect is supposed to be, and we should have
> > a sensibly named command, and we should make "nmi" be
> > a historical-legacy-backwards-compatibility command alias
> > (possibly only exposed for x86).
> 
> I honestly don't have a better name :).
> 
> 
> Alex
> 

FWIW "emergency" is used in Paolo's explanation, as well as yours.

Cheers.

-- 
Gregory Kurz                                     kurzgreg@fr.ibm.com
                                                 gkurz@linux.vnet.ibm.com
Software Engineer @ IBM/Meiosys                  http://www.ibm.com
Tel +33 (0)562 165 496

"Anarchy is about taking complete responsibility for yourself."
        Alan Moore.