From: Jan Kiszka <jan.kiszka@siemens.com>
To: Gerd Hoffmann <kraxel@redhat.com>
Cc: "Kevin O'Connor" <kevin@koconnor.net>,
Isaku Yamahata <yamahata@valinux.co.jp>,
Alex Williamson <alex.williamson@redhat.com>,
"seabios@seabios.org" <seabios@seabios.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: [SeaBIOS] Graphics card pass-through working with two pass pci-initialization
Date: Tue, 07 Jun 2011 10:05:59 +0200 [thread overview]
Message-ID: <4DEDDBE7.6090708@siemens.com> (raw)
In-Reply-To: <4DEC7412.80506@redhat.com>
On 2011-06-06 08:30, Gerd Hoffmann wrote:
> Hi,
>
>> As Jan points out though, is a dynamic PCI region really needed?
>> Those that need a large PCI region are also likely to need a large
>> amount of memory. Maybe the space for PCI should just be increased.
>
> Just changing it will not work as it will break live migration.
Changing logic in the BIOS won't break migration (the active BIOS is
included in the migration of RAM, current mappings are part of the
device states). Changing the 4G mapping in qemu's hw/pc_piix.c would
break it and needs to be coupled to the machine version.
Jan
--
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux
prev parent reply other threads:[~2011-06-07 8:06 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1306227933-4880-1-git-send-email-kraxel@redhat.com>
[not found] ` <1306227933-4880-2-git-send-email-kraxel@redhat.com>
[not found] ` <20110525023406.GG8517@valinux.co.jp>
[not found] ` <20110525043353.GH8517@valinux.co.jp>
[not found] ` <4DDCC7A5.60706@redhat.com>
[not found] ` <4DDCF9ED.5050208@redhat.com>
[not found] ` <4DDDDA8D.6080807@web.de>
[not found] ` <4DDDF62C.2010603@redhat.com>
2011-05-27 5:32 ` Graphics card pass-through working with two pass pci-initialization André Weidemann
2011-05-27 11:09 ` Jan Kiszka
2011-05-27 19:40 ` André Weidemann
2011-05-27 19:50 ` André Weidemann
2011-05-26 21:19 ` André Weidemann
2011-05-28 8:18 ` Jan Kiszka
2010-05-28 18:49 ` André Weidemann
2011-05-29 15:22 ` Jan Kiszka
2011-05-29 15:33 ` Avi Kivity
2011-05-29 19:30 ` André Weidemann
2011-05-29 20:51 ` Jan Kiszka
2011-05-30 7:34 ` Gerd Hoffmann
2011-05-30 9:58 ` Gerd Hoffmann
2011-05-31 2:29 ` [SeaBIOS] " Isaku Yamahata
2011-06-01 7:30 ` Gerd Hoffmann
2011-06-01 9:56 ` Alexander Graf
2011-06-01 10:20 ` Rudolf Marek
2011-06-01 13:47 ` Gerd Hoffmann
2011-06-01 14:40 ` Rudolf Marek
2011-06-01 22:15 ` Kevin O'Connor
2011-06-01 22:22 ` Yushu Yao
2011-06-01 11:13 ` Avi Kivity
2011-06-01 11:16 ` [SeaBIOS] " Alexander Graf
2011-06-01 11:18 ` Avi Kivity
2011-06-01 14:20 ` [SeaBIOS] " Isaku Yamahata
2011-06-01 14:31 ` Jan Kiszka
2011-06-01 14:36 ` Alex Williamson
2011-06-01 22:34 ` Kevin O'Connor
2011-06-06 6:30 ` Gerd Hoffmann
2011-06-07 8:05 ` Jan Kiszka [this message]
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