From: Avi Kivity <avi@redhat.com>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Anthony Liguori <aliguori@us.ibm.com>,
kvm@vger.kernel.org, "Michael S. Tsirkin" <mst@redhat.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
qemu-devel <qemu-devel@nongnu.org>,
Blue Swirl <blauwirbel@gmail.com>
Subject: Re: [Qemu-devel] [RFC][PATCH 14/16] kvm: x86: Add user space part for in-kernel i8259
Date: Mon, 05 Dec 2011 15:14:32 +0200 [thread overview]
Message-ID: <4EDCC3B8.9020203@redhat.com> (raw)
In-Reply-To: <4EDCBD66.6010100@siemens.com>
On 12/05/2011 02:47 PM, Jan Kiszka wrote:
> >
> > (the memory API added unstable names, hopefully the QOM can take over
> > the stable ones and we'll have a good way to denote the unstable ones).
> >
>
> OK, maybe - or likely - we should make those device models have the same
> names in QOM once instantiated. But I'm still convinced they should
> remain separated models in contrast to a single model with a property.
What do you mean by separate models? You share all the code you can,
and don't share the code you can't. To me, single model == single name.
> The kvm ioapic, e.g., requires an additional property (gsi_base) that is
> meaningless for user space devices. And its interrupts have to be
> wired&configured differently at board model level. So, from the QEMU
> POV, it is a very different device. Just the guest does not notice.
It's like qcow2 and raw/native IO are wire differently, or virtio-net
and vhost-net. But it's the same IDE device or virtio NIC.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2011-12-05 13:14 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-03 11:17 [Qemu-devel] [RFC][PATCH 00/16] uq/master: Introduce basic irqchip support Jan Kiszka
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 01/16] msi: Generalize msix_supported to msi_supported Jan Kiszka
2011-12-04 10:42 ` Michael S. Tsirkin
2011-12-04 10:42 ` Jan Kiszka
2011-12-04 13:12 ` Avi Kivity
2011-12-04 13:16 ` Jan Kiszka
2011-12-04 13:26 ` Avi Kivity
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 02/16] kvm: Move kvmclock into hw/kvm folder Jan Kiszka
2011-12-03 19:00 ` Andreas Färber
2011-12-03 22:33 ` Jan Kiszka
2011-12-04 10:43 ` Avi Kivity
2011-12-04 10:46 ` Jan Kiszka
2011-12-05 10:43 ` Andreas Färber
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 03/16] apic: Stop timer on reset Jan Kiszka
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 04/16] apic: Factor out core for KVM reuse Jan Kiszka
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 05/16] apic: Open-code timer save/restore Jan Kiszka
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 06/16] i8259: Factor out core for KVM reuse Jan Kiszka
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 07/16] ioapic: Convert to memory API Jan Kiszka
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 08/16] ioapic: Reject non-dword accesses to IOWIN register Jan Kiszka
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 09/16] ioapic: Factor out core for KVM reuse Jan Kiszka
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 10/16] memory: Introduce memory_region_init_reservation Jan Kiszka
2011-12-04 13:20 ` Avi Kivity
2011-12-04 13:24 ` Jan Kiszka
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 11/16] kvm: Introduce core services for in-kernel irqchip support Jan Kiszka
2011-12-04 13:23 ` Avi Kivity
2011-12-04 13:27 ` Jan Kiszka
2011-12-04 13:28 ` Avi Kivity
2011-12-04 13:30 ` Jan Kiszka
2011-12-04 13:32 ` Avi Kivity
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 12/16] kvm: x86: Establish IRQ0 override control Jan Kiszka
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 13/16] kvm: x86: Add user space part for in-kernel APIC Jan Kiszka
2011-12-04 13:24 ` Avi Kivity
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 14/16] kvm: x86: Add user space part for in-kernel i8259 Jan Kiszka
2011-12-04 13:31 ` Avi Kivity
2011-12-04 13:42 ` Jan Kiszka
2011-12-04 13:49 ` Avi Kivity
2011-12-04 13:51 ` Jan Kiszka
2011-12-04 14:04 ` Avi Kivity
2011-12-04 14:06 ` Jan Kiszka
2011-12-04 15:12 ` Avi Kivity
2011-12-04 15:19 ` Jan Kiszka
2011-12-04 16:35 ` Avi Kivity
2011-12-04 21:31 ` Blue Swirl
2011-12-04 21:38 ` Jan Kiszka
2011-12-05 10:01 ` Avi Kivity
2011-12-05 11:37 ` Jan Kiszka
2011-12-05 12:36 ` Avi Kivity
2011-12-05 12:47 ` Jan Kiszka
2011-12-05 13:14 ` Avi Kivity [this message]
2011-12-05 13:29 ` Jan Kiszka
2011-12-05 13:36 ` Avi Kivity
2011-12-05 13:55 ` Jan Kiszka
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 15/16] kvm: x86: Add user space part for in-kernel IOAPIC Jan Kiszka
2011-12-03 11:17 ` [Qemu-devel] [RFC][PATCH 16/16] kvm: Arm in-kernel irqchip support Jan Kiszka
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