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Date: Mon, 23 Aug 2010 11:05:06 -0500
From: Anthony Liguori <anthony@codemonkey.ws>
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Subject: Re: [Qemu-devel] [PATCH v2 0/7] APIC/IOAPIC cleanup
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To: Markus Armbruster <armbru@redhat.com>
Cc: Blue Swirl <blauwirbel@gmail.com>, "Liu @mail.corp.redhat.com>> \"Liu,
	Jinsong\"" <jinsong.liu@intel.com>, qemu-devel <qemu-devel@nongnu.org>, Avi Kivity <avi@redhat.com>, Paul Brook <paul@codesourcery.com>

On 08/23/2010 10:10 AM, Markus Armbruster wrote:
> You lost me.  A few messages upthread.
>
> What's the *practical* problem again?
>    

CPU hotplug adds a local APIC to Sysbus but Sysbus does not allow hot plug.

I believe the right short term way to fix this is to take the local APIC 
off of Sysbus.  The right long term fix is to not make the local APIC a 
qdev device and instead fold it into CPUX86State.

Regards,

Anthony Liguori