From: Anthony Liguori <anthony@codemonkey.ws>
To: Gerd Hoffmann <kraxel@redhat.com>
Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org,
Avi Kivity <avi@redhat.com>, Gleb Natapov <gleb@redhat.com>,
"Richard W.M. Jones" <rjones@redhat.com>
Subject: Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35?
Date: Thu, 05 Aug 2010 08:43:27 -0500 [thread overview]
Message-ID: <4C5ABFFF.4010108@codemonkey.ws> (raw)
In-Reply-To: <4C5A6839.2070700@redhat.com>
On 08/05/2010 02:28 AM, Gerd Hoffmann wrote:
> Hi,
>
>> The option rom stuff has a number of short comings. Because we hijack
>> int19, extboot doesn't get to run. That means that if you use -kernel to
>> load a grub (the Ubuntu guys for their own absurd reasons) then grub
>> does not see extboot backed disks. The solution for them is the same,
>> generate a proper disk and boot from that disk.
>
> Oh, having extboot + linuxboot + multiboot register a BEV (correct
> acronym?) entry instead of hijacking int19 would fix that too.
> Additional bonus will be that they are selectable in the boot menu.
Well, extboot doesn't hijack int19, it hijacks int13. It'll appear as
the disk 0x80. It would be better though to do a BCV rom such that the
extboot disk appeared as an independent disk instead of hijacking disk 0x80.
linuxboot/multiboot should be BEV roms, no doubt.
Regards,
Anthony Liguori
> cheers,
> Gerd
>
next prev parent reply other threads:[~2010-08-05 15:34 UTC|newest]
Thread overview: 151+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-03 11:13 [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35? Richard W.M. Jones
2010-08-03 11:33 ` Gleb Natapov
2010-08-03 12:10 ` Richard W.M. Jones
2010-08-03 12:37 ` Gleb Natapov
2010-08-03 12:48 ` Richard W.M. Jones
2010-08-03 13:19 ` Avi Kivity
2010-08-03 14:05 ` Richard W.M. Jones
2010-08-03 14:38 ` Avi Kivity
2010-08-03 14:53 ` Richard W.M. Jones
2010-08-03 16:10 ` Avi Kivity
2010-08-03 16:28 ` Richard W.M. Jones
2010-08-03 16:44 ` Avi Kivity
2010-08-03 16:46 ` Anthony Liguori
2010-08-03 16:50 ` Avi Kivity
2010-08-03 16:53 ` Anthony Liguori
2010-08-03 17:01 ` Avi Kivity
2010-08-03 17:42 ` Anthony Liguori
2010-08-03 17:58 ` Avi Kivity
2010-08-03 18:11 ` Richard W.M. Jones
2010-08-03 18:26 ` Anthony Liguori
2010-08-03 18:43 ` Avi Kivity
2010-08-03 18:47 ` Avi Kivity
2010-08-03 18:55 ` Anthony Liguori
2010-08-03 19:00 ` Avi Kivity
2010-08-03 19:05 ` Gleb Natapov
2010-08-03 19:09 ` Avi Kivity
2010-08-03 19:15 ` Anthony Liguori
2010-08-03 19:24 ` Avi Kivity
2010-08-03 19:38 ` Anthony Liguori
2010-08-03 19:41 ` Avi Kivity
2010-08-03 19:47 ` Anthony Liguori
2010-08-04 5:47 ` Avi Kivity
2010-08-03 21:24 ` Gerd Hoffmann
2010-08-03 21:20 ` Gerd Hoffmann
2010-08-04 5:53 ` Avi Kivity
2010-08-04 7:56 ` Gerd Hoffmann
2010-08-04 8:17 ` Avi Kivity
2010-08-04 8:43 ` Gleb Natapov
2010-08-04 9:22 ` Gerd Hoffmann
2010-08-04 13:04 ` Anthony Liguori
2010-08-04 13:07 ` Gleb Natapov
2010-08-04 13:15 ` Anthony Liguori
2010-08-04 13:24 ` Richard W.M. Jones
2010-08-04 13:26 ` Gleb Natapov
2010-08-04 14:22 ` Anthony Liguori
2010-08-04 14:38 ` Gleb Natapov
2010-08-04 14:50 ` Anthony Liguori
2010-08-04 15:01 ` Gleb Natapov
2010-08-04 15:07 ` Anthony Liguori
2010-08-04 15:15 ` Gleb Natapov
2010-08-04 22:41 ` Kevin O'Connor
2010-08-04 16:26 ` Avi Kivity
2010-08-04 13:34 ` Gleb Natapov
2010-08-04 13:52 ` Anthony Liguori
2010-08-04 14:00 ` Gleb Natapov
2010-08-04 14:14 ` Anthony Liguori
2010-08-04 14:36 ` Gleb Natapov
2010-08-04 14:22 ` Paolo Bonzini
2010-08-04 14:39 ` Anthony Liguori
2010-08-04 16:33 ` Avi Kivity
2010-08-04 16:30 ` Avi Kivity
2010-08-04 16:36 ` Avi Kivity
2010-08-04 16:44 ` Anthony Liguori
2010-08-04 16:52 ` Avi Kivity
2010-08-04 17:37 ` Gleb Natapov
2010-08-05 7:28 ` Gerd Hoffmann
2010-08-05 7:34 ` Gleb Natapov
2010-08-05 7:56 ` Avi Kivity
2010-08-05 7:59 ` Gleb Natapov
2010-08-05 8:45 ` Avi Kivity
2010-08-05 8:48 ` Gleb Natapov
2010-08-05 13:43 ` Anthony Liguori [this message]
2010-08-04 16:45 ` Alexander Graf
2010-08-04 16:54 ` Avi Kivity
2010-08-04 17:01 ` Alexander Graf
2010-08-04 17:14 ` Avi Kivity
2010-08-04 17:27 ` Alexander Graf
2010-08-04 17:34 ` Avi Kivity
2010-08-04 20:06 ` David S. Ahern
2010-08-04 20:16 ` Richard W.M. Jones
2010-08-05 2:38 ` Avi Kivity
2010-08-04 17:26 ` Anthony Liguori
2010-08-04 17:31 ` Alexander Graf
2010-08-04 17:35 ` Avi Kivity
2010-08-04 17:36 ` Anthony Liguori
2010-08-04 17:36 ` Alexander Graf
2010-08-04 17:46 ` Richard W.M. Jones
2010-08-04 17:50 ` Avi Kivity
2010-08-04 18:13 ` Alexander Graf
2010-08-04 18:16 ` Anthony Liguori
2010-08-04 18:18 ` Alexander Graf
2010-08-04 18:19 ` Avi Kivity
2010-08-04 18:18 ` Avi Kivity
2010-08-04 16:42 ` Anthony Liguori
2010-08-04 13:22 ` Richard W.M. Jones
2010-08-04 13:29 ` Gleb Natapov
2010-08-04 16:25 ` Avi Kivity
2010-08-03 22:06 ` Richard W.M. Jones
2010-08-04 5:54 ` Avi Kivity
2010-08-04 9:24 ` Richard W.M. Jones
2010-08-04 9:27 ` Gleb Natapov
2010-08-04 9:52 ` Avi Kivity
2010-08-04 11:33 ` Richard W.M. Jones
2010-08-04 11:36 ` Avi Kivity
2010-08-04 12:07 ` Gleb Natapov
2010-08-04 12:59 ` Anthony Liguori
2010-08-03 19:26 ` Gleb Natapov
2010-08-03 19:13 ` Richard W.M. Jones
2010-08-03 19:17 ` Gleb Natapov
2010-08-03 19:19 ` Anthony Liguori
2010-08-03 19:22 ` Avi Kivity
2010-08-03 20:00 ` Richard W.M. Jones
2010-08-03 20:49 ` Anthony Liguori
2010-08-03 21:13 ` Paolo Bonzini
2010-08-03 21:34 ` Anthony Liguori
2010-08-04 7:57 ` Paolo Bonzini
2010-08-04 8:19 ` Avi Kivity
2010-08-04 12:53 ` Anthony Liguori
2010-08-04 16:44 ` Avi Kivity
2010-08-04 16:46 ` Anthony Liguori
2010-08-04 16:48 ` Alexander Graf
2010-08-04 16:49 ` Anthony Liguori
2010-08-04 16:51 ` Alexander Graf
2010-08-04 17:01 ` Paolo Bonzini
2010-08-04 17:19 ` Avi Kivity
2010-08-04 17:25 ` Alexander Graf
2010-08-04 17:27 ` Anthony Liguori
2010-08-04 17:37 ` Avi Kivity
2010-08-04 17:53 ` Anthony Liguori
2010-08-04 18:05 ` Alexander Graf
2010-08-04 5:56 ` Avi Kivity
2010-08-04 1:17 ` Jamie Lokier
2010-08-04 8:21 ` Avi Kivity
2010-08-04 14:51 ` David S. Ahern
2010-08-04 14:57 ` Anthony Liguori
2010-08-04 15:25 ` Gleb Natapov
2010-08-04 15:31 ` Alexander Graf
2010-08-04 15:48 ` Gleb Natapov
2010-08-04 15:59 ` Alexander Graf
2010-08-04 16:08 ` Gleb Natapov
2010-08-04 16:48 ` Avi Kivity
2010-08-04 23:17 ` Kevin O'Connor
2010-08-05 5:26 ` Gleb Natapov
2010-08-03 16:56 ` Anthony Liguori
2010-08-03 16:48 ` Avi Kivity
2010-08-03 17:00 ` Richard W.M. Jones
2010-08-03 17:05 ` Avi Kivity
2010-08-03 16:56 ` Richard W.M. Jones
2010-08-03 17:08 ` Avi Kivity
2010-08-03 16:39 ` Anthony Liguori
2010-08-03 16:43 ` Richard W.M. Jones
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