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From: Jamie Lokier <jamie@shareable.org>
To: Jan Kiszka <jan.kiszka@web.de>
Cc: Glauber Costa <glommer@redhat.com>,
	aliguori@us.ibm.com, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Re: [PATCH 6/6] Initialize in-kernel irqchip
Date: Fri, 2 Oct 2009 22:59:05 +0100	[thread overview]
Message-ID: <20091002215905.GA2051@shareable.org> (raw)
In-Reply-To: <4AC663B6.3060705@web.de>

Jan Kiszka wrote:
> I agree that in-kernel chips should be default if possible, but I would
> keep the possibility to disable them like in qemu-kvm. This helps
> specifically to track down issues in their implementations or their
> potential side effects.

As one of the side effects is to prevent migration to non-KVM hosts
(according to an earlier answer), I'd say the option to disable it is
essential.

Won't that option come for free when we have machine configuration
files - by simply specifying one irqchip or the other?

-- Jamie

  reply	other threads:[~2009-10-02 21:59 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-28 21:15 [Qemu-devel] [PATCH 0/6] in kernel irqchip support Glauber Costa
2009-09-28 21:15 ` [Qemu-devel] [PATCH 1/6] provide in-kernel ioapic Glauber Costa
2009-09-28 21:15   ` [Qemu-devel] [PATCH 2/6] provide in-kernel apic Glauber Costa
2009-09-28 21:15     ` [Qemu-devel] [PATCH 3/6] provide apic_set_irq_delivered Glauber Costa
2009-09-28 21:15       ` [Qemu-devel] [PATCH 4/6] provide in-kernel i8259 chip Glauber Costa
2009-09-28 21:15         ` [Qemu-devel] [PATCH 5/6] initialize " Glauber Costa
2009-09-28 21:15           ` [Qemu-devel] [PATCH 6/6] Initialize in-kernel irqchip Glauber Costa
2009-10-02 20:33             ` [Qemu-devel] " Jan Kiszka
2009-10-02 21:59               ` Jamie Lokier [this message]
2009-10-02 22:22                 ` Glauber Costa
2009-09-28 22:04         ` [Qemu-devel] Re: [PATCH 4/6] provide in-kernel i8259 chip Juan Quintela
2009-09-28 22:25           ` Glauber Costa
2009-09-28 22:39             ` Juan Quintela
2009-10-02 20:33               ` Jan Kiszka
     [not found]   ` <m3my4eagcp.fsf@neno.mitica>
2009-09-28 22:24     ` [Qemu-devel] Re: [PATCH 1/6] provide in-kernel ioapic Glauber Costa
2009-09-29  0:39 ` [Qemu-devel] [PATCH 0/6] in kernel irqchip support Jamie Lokier
2009-09-29  1:06   ` Glauber Costa
2009-09-29  8:15 ` Avi Kivity
2009-09-30 20:01 ` Anthony Liguori

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