From: Blue Swirl <blauwirbel@gmail.com>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Anthony Liguori <aliguori@us.ibm.com>,
Gleb Natapov <gleb@redhat.com>,
kvm@vger.kernel.org, Marcelo Tosatti <mtosatti@redhat.com>,
qemu-devel@nongnu.org, Alexander Graf <agraf@suse.de>,
Avi Kivity <avi@redhat.com>
Subject: Re: [Qemu-devel] [0.14?][PATCH 3/4] ioapic: Prepare for base address relocation
Date: Thu, 3 Feb 2011 17:03:52 +0000 [thread overview]
Message-ID: <AANLkTinpQiqVHMX8M3Wy1mPM4UTxPsfLeYMXy0zapjsO@mail.gmail.com> (raw)
In-Reply-To: <0072079efad1c31da849cff7ad2cb426aeb6c29f.1296744934.git.jan.kiszka@siemens.com>
On Thu, Feb 3, 2011 at 2:55 PM, Jan Kiszka <jan.kiszka@siemens.com> wrote:
> The registers of real IOAPICs can be relocated during runtime (via
> chipset registers). We don't support this yet, but qemu-kvm carries the
> current base address in its version 2 vmstate.
>
> To align both implementations for migratability, add the proper
> infrastructure to accept initial as well as updated base addresses and
> include the current address in the vmstate. This is done in a way that
> will also allow multiple IOAPICs in the future.
Nack, the addresses should be device properties.
next prev parent reply other threads:[~2011-02-03 17:04 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-03 14:55 [Qemu-devel] [0.14?][PATCH 0/4] IOAPIC fixes Jan Kiszka
2011-02-03 14:55 ` [Qemu-devel] [0.14?][PATCH 1/4] ioapic: Implement EOI handling for level-triggered IRQs Jan Kiszka
2011-02-03 19:59 ` [Qemu-devel] " Anthony Liguori
2011-02-03 14:55 ` [Qemu-devel] [0.14?][PATCH 2/4] ioapic: Save/restore irr Jan Kiszka
2011-02-03 14:55 ` [Qemu-devel] [0.14?][PATCH 3/4] ioapic: Prepare for base address relocation Jan Kiszka
2011-02-03 17:03 ` Blue Swirl [this message]
2011-02-03 17:18 ` Jan Kiszka
2011-02-03 17:36 ` Blue Swirl
2011-02-03 17:43 ` Jan Kiszka
2011-02-03 17:54 ` Blue Swirl
2011-02-03 18:01 ` Jan Kiszka
2011-02-03 19:01 ` Blue Swirl
2011-02-03 19:06 ` Jan Kiszka
2011-02-03 19:11 ` Blue Swirl
2011-02-03 19:25 ` Jan Kiszka
2011-02-03 19:30 ` Blue Swirl
2011-02-03 19:42 ` Jan Kiszka
2011-02-03 14:55 ` [Qemu-devel] [0.14?][PATCH 4/4] ioapic: Style & magics cleanup Jan Kiszka
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