From: Avi Kivity <avi@redhat.com>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: Dominik Brodowski <linux@dominikbrodowski.net>, kvm@vger.kernel.org
Subject: Re: vga stad / vga vmware leads to KVM internal error. Suberror: 1
Date: Wed, 20 Jan 2010 19:15:02 +0200 [thread overview]
Message-ID: <4B573A16.6050304@redhat.com> (raw)
In-Reply-To: <4B5736A8.9040600@codemonkey.ws>
On 01/20/2010 07:00 PM, Anthony Liguori wrote:
>> So I have a nice patchset emulating this instruction (quite a pain,
>> since this is the first sse instruction we emulate), but it doesn't
>> help. The guest keeps using it so the display is incredibly slow.
>>
>> Turns out the real problem is somewhere else - the guest is not
>> detecting VBE properly so it is forced to use the old slow vga
>> access. Not sure what the root cause is.
>
>
> Is this with -vga std or -vga vmware?
Yes (both reported, I confirmed with -vga std).
> Is this a VESA driver in the guest?
So it seems from the Xorg log. Boot a Ubuntu 9.10 cdrom, on
qemu-kvm-0.11 it boots fine and fast, on 0.12 it fails on emulation
(unless you apply my patchset, in which case it works, but is incredibly
slow).
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2010-01-20 17:15 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-14 14:11 vga std / vga vmware leads to unhandled vm exit: 0x11 Dominik Brodowski
2010-01-13 20:29 ` Dominik Brodowski
2010-01-13 21:59 ` Anthony Liguori
2010-01-13 22:18 ` vga stad / vga vmware leads to KVM internal error. Suberror: 1 Dominik Brodowski
2010-01-14 13:51 ` Avi Kivity
2010-01-14 14:06 ` Dominik Brodowski
2010-01-14 14:20 ` Avi Kivity
2010-01-20 16:46 ` Avi Kivity
2010-01-20 17:00 ` Anthony Liguori
2010-01-20 17:15 ` Avi Kivity [this message]
2010-01-22 13:52 ` Dominik Brodowski
2010-01-24 7:27 ` Avi Kivity
2010-01-24 9:15 ` Dominik Brodowski
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