From: Anthony Liguori <anthony@codemonkey.ws>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: "Liu @mail.corp.redhat.com>> \"Liu,
Jinsong\"" <jinsong.liu@intel.com>,
Markus Armbruster <armbru@redhat.com>,
qemu-devel <qemu-devel@nongnu.org>,
Blue Swirl <blauwirbel@gmail.com>, Avi Kivity <avi@redhat.com>,
Paul Brook <paul@codesourcery.com>
Subject: [Qemu-devel] Re: [PATCH v2 0/7] APIC/IOAPIC cleanup
Date: Mon, 23 Aug 2010 13:29:17 -0500 [thread overview]
Message-ID: <4C72BDFD.9090104@codemonkey.ws> (raw)
In-Reply-To: <4C72BCE1.5020105@siemens.com>
On 08/23/2010 01:24 PM, Jan Kiszka wrote:
> Anthony Liguori wrote:
>
>> 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.
>>
> This pushes the issue to the CPU. I'm convinced CPUs should become qdevs
> as well, so we need a hotplug-capable bus anyway.
>
For the CPU, yes. That implies making a CPUBus and making it hot pluggable.
Regards,
Anthony Liguori
> Jan
>
>
next prev parent reply other threads:[~2010-08-23 18:29 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-12 21:14 [Qemu-devel] [PATCH v2 0/7] APIC/IOAPIC cleanup Blue Swirl
2010-06-13 16:56 ` [Qemu-devel] " Jan Kiszka
2010-06-13 17:03 ` Andreas Färber
2010-06-13 17:53 ` Blue Swirl
2010-06-13 18:17 ` Andreas Färber
2010-06-13 17:49 ` Blue Swirl
2010-08-19 19:33 ` [Qemu-devel] " Anthony Liguori
2010-08-19 20:09 ` Blue Swirl
2010-08-19 20:49 ` Anthony Liguori
2010-08-19 21:21 ` Blue Swirl
2010-08-19 21:51 ` Anthony Liguori
2010-08-19 22:52 ` malc
2010-08-20 1:01 ` Anthony Liguori
2010-08-20 10:00 ` malc
2010-08-20 8:42 ` [Qemu-devel] " Paolo Bonzini
2010-08-20 17:01 ` [Qemu-devel] " Markus Armbruster
2010-08-20 18:38 ` Anthony Liguori
2010-08-22 20:28 ` Avi Kivity
2010-08-22 21:02 ` Anthony Liguori
2010-08-23 5:46 ` Avi Kivity
2010-08-23 13:23 ` Anthony Liguori
2010-08-23 13:42 ` Avi Kivity
2010-08-23 13:48 ` Anthony Liguori
2010-08-23 14:00 ` Avi Kivity
2010-08-23 14:26 ` Anthony Liguori
2010-08-23 14:32 ` Avi Kivity
2010-08-23 14:47 ` Anthony Liguori
2010-08-23 15:10 ` Markus Armbruster
2010-08-23 16:05 ` Anthony Liguori
2010-08-23 17:36 ` Markus Armbruster
2010-08-23 17:47 ` Anthony Liguori
2010-08-23 18:24 ` [Qemu-devel] " Jan Kiszka
2010-08-23 18:29 ` Anthony Liguori [this message]
2010-08-23 15:14 ` [Qemu-devel] " Avi Kivity
2010-08-23 16:02 ` Anthony Liguori
2010-08-24 9:51 ` Avi Kivity
2010-08-20 19:26 ` Blue Swirl
2010-08-20 10:35 ` [Qemu-devel] " Jan Kiszka
2010-08-22 9:37 ` [Qemu-devel] " Avi Kivity
2010-08-22 18:52 ` Anthony Liguori
2010-08-22 19:44 ` Avi Kivity
2010-08-22 20:03 ` Anthony Liguori
2010-08-22 20:33 ` Avi Kivity
2010-08-22 21:06 ` Anthony Liguori
2010-08-23 5:49 ` Avi Kivity
2010-08-23 9:09 ` [Qemu-devel] " Jan Kiszka
2010-08-23 9:25 ` Avi Kivity
2010-08-23 10:11 ` Alexander Graf
2010-08-23 10:15 ` Avi Kivity
2010-08-23 10:18 ` Alexander Graf
2010-08-23 10:25 ` Avi Kivity
2010-08-22 21:07 ` [Qemu-devel] " Anthony Liguori
2010-08-23 5:48 ` Avi Kivity
2010-08-22 9:13 ` Avi Kivity
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