From: Jamie Lokier <jamie@shareable.org>
To: Anthony Liguori <aliguori@us.ibm.com>
Cc: Juan Quintela <quintela@trasno.org>,
Glauber Costa <glommer@redhat.com>,
kvm-devel <kvm@vger.kernel.org>, Avi Kivity <avi@redhat.com>,
Gleb Natapov <gleb@redhat.com>,
qemu-devel@nongnu.org
Subject: Re: [PATCH v2 3/9] provide in-kernel ioapic
Date: Mon, 12 Oct 2009 15:18:25 +0100 [thread overview]
Message-ID: <20091012141825.GC13560@shareable.org> (raw)
In-Reply-To: <4AD32D22.5090001@us.ibm.com>
Anthony Liguori wrote:
> We already have the single device model implementation and the
> limitations are well known. The best way to move forward is for someone
> to send out patches implementing separate device models.
>
> At that point, it becomes a discussion of two concrete pieces of code
> verses hand waving.
Out of curiosity now, what _are_ the behavioural differences between
the in-kernel irqchip and the qemu one?
Are the differences significant to guests, such that it might be
necessary to disable the in-kernel irqchip for some guests, or
conversely, necessary to use KVM for some guests?
Thanks,
-- Jamie
next prev parent reply other threads:[~2009-10-12 14:19 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1254953315-5761-1-git-send-email-glommer@redhat.com>
[not found] ` <1254953315-5761-2-git-send-email-glommer@redhat.com>
[not found] ` <1254953315-5761-3-git-send-email-glommer@redhat.com>
[not found] ` <1254953315-5761-4-git-send-email-glommer@redhat.com>
2009-10-08 13:49 ` [PATCH v2 3/9] provide in-kernel ioapic Anthony Liguori
2009-10-08 13:54 ` Avi Kivity
2009-10-08 15:53 ` Jan Kiszka
2009-10-08 16:07 ` [Qemu-devel] " Jamie Lokier
2009-10-08 16:12 ` Anthony Liguori
2009-10-08 16:17 ` Avi Kivity
2009-10-08 16:22 ` Gleb Natapov
2009-10-08 16:29 ` Avi Kivity
2009-10-08 16:34 ` Gleb Natapov
2009-10-08 16:42 ` Avi Kivity
2009-10-08 17:11 ` Gleb Natapov
2009-10-09 10:02 ` Jamie Lokier
2009-10-09 12:02 ` [Qemu-devel] " Gleb Natapov
2009-10-09 14:32 ` Glauber Costa
2009-10-09 16:49 ` [Qemu-devel] " Jamie Lokier
2009-10-09 19:55 ` Juan Quintela
2009-10-09 21:34 ` Glauber Costa
2009-10-12 13:20 ` Anthony Liguori
2009-10-12 14:18 ` Jamie Lokier [this message]
2009-10-12 14:49 ` Anthony Liguori
[not found] ` <1254953315-5761-5-git-send-email-glommer@redhat.com>
2009-10-08 13:55 ` [PATCH v2 4/9] provide in-kernel apic Anthony Liguori
2009-10-08 14:09 ` Avi Kivity
2009-10-08 14:22 ` [Qemu-devel] " Glauber Costa
2009-10-09 10:06 ` Jamie Lokier
2009-10-09 14:30 ` Glauber Costa
2009-10-09 16:48 ` [Qemu-devel] " Jamie Lokier
2009-10-09 18:06 ` Glauber Costa
2009-10-09 19:49 ` [Qemu-devel] " Anthony Liguori
2009-10-11 9:10 ` Avi Kivity
2009-10-12 13:41 ` [Qemu-devel] " Anthony Liguori
2009-10-08 14:26 ` Anthony Liguori
2009-10-08 14:31 ` Avi Kivity
2009-10-08 14:39 ` Anthony Liguori
2009-10-08 14:46 ` Glauber Costa
2009-10-08 14:44 ` Glauber Costa
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