From: Dor Laor <dlaor@redhat.com>
To: Avi Kivity <avi@redhat.com>
Cc: Gleb Natapov <gleb@redhat.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
John Cooper <john.cooper@redhat.com>,
qemu-devel@nongnu.org, Alexander Graf <agraf@suse.de>
Subject: Re: [Qemu-devel] cpuid problem in upstream qemu with kvm
Date: Wed, 06 Jan 2010 16:48:38 +0200 [thread overview]
Message-ID: <4B44A2C6.4050504@redhat.com> (raw)
In-Reply-To: <4B449EE7.4050401@redhat.com>
On 01/06/2010 04:32 PM, Avi Kivity wrote:
> On 01/06/2010 04:22 PM, Michael S. Tsirkin wrote:
>>> We can probably default -enable-kvm to -cpu host, as long as we explain
>>> very carefully that if users wish to preserve cpu features across
>>> upgrades, they can't depend on the default.
>> Hardware upgrades or software upgrades?
>
> Yes.
>
I just want to remind all the the main motivation for using -cpu
realModelThatWasOnceShiped is to provide correct cpu emulation for the
guest. Using a random qemu|kvm64+flag1-flag2 might really cause trouble
for the guest OS or guest apps.
On top of -cpu nehalem we can always add fancy features like x2apic, etc.
next prev parent reply other threads:[~2010-01-06 14:48 UTC|newest]
Thread overview: 130+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-14 19:35 [Qemu-devel] cpuid problem in upstream qemu with kvm Michael S. Tsirkin
2009-12-14 19:44 ` Anthony Liguori
2009-12-14 19:44 ` Michael S. Tsirkin
2009-12-14 19:57 ` Anthony Liguori
2009-12-14 20:00 ` Gleb Natapov
2009-12-14 20:02 ` Anthony Liguori
2009-12-14 20:08 ` Gleb Natapov
2009-12-14 20:14 ` Michael S. Tsirkin
2009-12-14 20:10 ` Michael S. Tsirkin
2009-12-14 20:18 ` Anthony Liguori
2009-12-14 20:31 ` Michael S. Tsirkin
2009-12-14 20:54 ` Anthony Liguori
2009-12-14 21:10 ` Michael S. Tsirkin
2009-12-14 21:49 ` Anthony Liguori
2009-12-15 14:28 ` Michael S. Tsirkin
2009-12-15 17:37 ` Anthony Liguori
2009-12-15 17:56 ` Michael S. Tsirkin
2009-12-20 9:42 ` Avi Kivity
2009-12-20 9:49 ` Avi Kivity
2009-12-20 14:48 ` Anthony Liguori
2009-12-20 14:55 ` Avi Kivity
2009-12-20 15:33 ` Anthony Liguori
2009-12-20 15:36 ` Avi Kivity
2009-12-20 15:38 ` Gleb Natapov
2009-12-20 15:40 ` Avi Kivity
2009-12-20 15:49 ` Michael S. Tsirkin
2009-12-20 15:53 ` Avi Kivity
2009-12-20 15:51 ` Michael S. Tsirkin
2009-12-20 15:59 ` Avi Kivity
2009-12-20 16:56 ` Michael S. Tsirkin
2009-12-20 17:17 ` Alexander Graf
2009-12-20 17:18 ` Michael S. Tsirkin
2009-12-20 17:23 ` Alexander Graf
2009-12-20 17:23 ` Gleb Natapov
2009-12-20 17:29 ` Alexander Graf
2009-12-20 17:37 ` Gleb Natapov
2009-12-20 17:59 ` Anthony Liguori
2009-12-20 18:06 ` Alexander Graf
2009-12-21 7:48 ` Gleb Natapov
2009-12-21 13:25 ` [Qemu-devel] " Paolo Bonzini
2009-12-20 18:12 ` [Qemu-devel] " Michael S. Tsirkin
2009-12-21 7:43 ` Gleb Natapov
2009-12-21 8:28 ` Dor Laor
2009-12-21 22:51 ` john cooper
2009-12-22 13:54 ` Dor Laor
2009-12-22 15:19 ` john cooper
2009-12-22 16:12 ` Anthony Liguori
2010-01-05 6:06 ` john cooper
2010-01-06 8:02 ` [Qemu-devel] " Paolo Bonzini
[not found] ` <4B31F1BA.10005@redhat.com>
2010-01-06 0:10 ` [Qemu-devel] " Anthony Liguori
2010-01-06 3:25 ` Avi Kivity
2010-01-06 13:25 ` Anthony Liguori
2010-01-06 13:35 ` Michael S. Tsirkin
2010-01-06 13:47 ` Avi Kivity
2010-01-06 13:49 ` Anthony Liguori
2010-01-06 13:54 ` Avi Kivity
2010-01-06 13:55 ` Alexander Graf
2010-01-06 13:58 ` Avi Kivity
2010-01-06 14:22 ` Michael S. Tsirkin
2010-01-06 14:32 ` Avi Kivity
2010-01-06 14:48 ` Dor Laor [this message]
2010-01-06 15:16 ` Anthony Liguori
2010-01-07 8:03 ` Dor Laor
2010-01-07 8:03 ` Dor Laor
2010-01-07 8:18 ` Avi Kivity
2010-01-07 8:18 ` Avi Kivity
2010-01-07 9:11 ` Dor Laor
2010-01-07 9:11 ` Dor Laor
2010-01-07 9:24 ` Avi Kivity
2010-01-07 9:24 ` Avi Kivity
2010-01-07 9:40 ` Dor Laor
2010-01-07 11:39 ` Anthony Liguori
2010-01-07 11:39 ` Anthony Liguori
2010-01-07 11:44 ` Dor Laor
2010-01-07 11:44 ` Dor Laor
2010-01-07 12:00 ` Avi Kivity
2010-01-07 12:00 ` Avi Kivity
2010-01-07 12:20 ` Dor Laor
2010-01-07 12:20 ` Dor Laor
2010-01-07 12:33 ` Anthony Liguori
2010-01-07 12:33 ` Anthony Liguori
2010-01-07 12:40 ` Avi Kivity
2010-01-07 12:40 ` Avi Kivity
2010-01-07 12:47 ` Daniel P. Berrange
2010-01-07 12:47 ` Daniel P. Berrange
2010-01-07 12:50 ` Avi Kivity
2010-01-07 12:50 ` Avi Kivity
2010-01-07 13:14 ` Anthony Liguori
2010-01-07 13:14 ` Anthony Liguori
2010-01-07 13:42 ` Dor Laor
2010-01-07 13:42 ` Dor Laor
2010-01-11 13:26 ` Markus Armbruster
2010-01-11 13:26 ` Markus Armbruster
2010-01-07 11:59 ` Avi Kivity
2010-01-07 12:17 ` Dor Laor
2010-01-07 8:24 ` Daniel P. Berrange
2010-01-07 8:24 ` Daniel P. Berrange
2010-01-07 9:13 ` Dor Laor
2010-01-07 9:13 ` Dor Laor
2010-01-06 15:02 ` Michael S. Tsirkin
2010-01-06 15:12 ` Anthony Liguori
2010-01-06 9:44 ` Daniel P. Berrange
2010-01-06 9:54 ` Avi Kivity
2010-01-06 10:21 ` Daniel P. Berrange
2010-01-06 10:25 ` Avi Kivity
2010-01-06 16:19 ` Lennart Sorensen
2009-12-21 11:15 ` Avi Kivity
2009-12-21 12:59 ` Andre Przywara
2009-12-21 16:14 ` Avi Kivity
2009-12-22 23:02 ` Jamie Lokier
2009-12-21 11:12 ` Avi Kivity
2009-12-21 11:18 ` Michael S. Tsirkin
2009-12-21 11:22 ` Alexander Graf
2009-12-21 11:38 ` Michael S. Tsirkin
2009-12-21 11:45 ` Alexander Graf
2009-12-21 12:02 ` Michael S. Tsirkin
2009-12-22 22:52 ` Jamie Lokier
2009-12-21 12:05 ` Avi Kivity
2009-12-21 13:45 ` David S. Ahern
2009-12-21 13:51 ` Michael S. Tsirkin
2009-12-21 14:07 ` David S. Ahern
2009-12-21 16:11 ` Avi Kivity
2009-12-21 12:04 ` Avi Kivity
2009-12-21 12:04 ` Michael S. Tsirkin
2009-12-21 12:09 ` Avi Kivity
2009-12-21 12:17 ` Michael S. Tsirkin
2009-12-21 11:38 ` Yaniv Kaul
2009-12-21 13:31 ` [Qemu-devel] " Paolo Bonzini
2009-12-22 22:56 ` Jamie Lokier
2009-12-16 14:23 ` [Qemu-devel] " Andre Przywara
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