From: Gerd Hoffmann <kraxel@redhat.com>
To: Avi Kivity <avi@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] virtio-blk/qdev failure in the current git tree
Date: Wed, 12 Aug 2009 12:19:38 +0200 [thread overview]
Message-ID: <4A82973A.5070005@redhat.com> (raw)
In-Reply-To: <4A8292DB.9000609@redhat.com>
On 08/12/09 12:00, Avi Kivity wrote:
> On 08/12/2009 12:26 PM, Gerd Hoffmann wrote:
>> On 08/11/09 21:28, Gerd Hoffmann wrote:
>>> Hmm. I suspect this is not related to qdev and virtio-blk at all. I've
>>> noticed now and then that some pci devices don't work if you have many
>>> of them. Didn't try (yet) to root-cause that one.
>>
>> More testing: Bare virtual box with just piix+vga. Then place a virtio
>> disk into different slots using addr=. 3,4,5 work fine. 6 gives me:
>>
>> ACPI: Unable to derive IRQ for device 0000:00:06.0
>> ACPI: PCI Interrupt 0000:00:06.0[A]: no GSI - using IRQ 9
>> vda: <hangs here>
>>
>> Looks like a irq routing issue ...
>
> What about qemu-kvm.git (and its bios)?
Works:
ACPI: PCI Interrupt 0000:00:06.0[A] -> Link [LNKB] -> GSI 10 (level,
high) -> IRQ 10
cheers,
Gerd
next prev parent reply other threads:[~2009-08-12 10:19 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-10 23:56 [Qemu-devel] virtio-blk/qdev failure in the current git tree Christoph Hellwig
2009-08-11 0:29 ` Anthony Liguori
2009-08-11 16:13 ` Christoph Hellwig
2009-08-11 16:36 ` Christoph Hellwig
2009-08-11 18:45 ` Anthony Liguori
2009-08-11 19:28 ` Gerd Hoffmann
2009-08-12 9:26 ` Gerd Hoffmann
2009-08-12 10:00 ` Avi Kivity
2009-08-12 10:19 ` Gerd Hoffmann [this message]
2009-08-12 10:40 ` Gerd Hoffmann
2009-08-12 10:51 ` Avi Kivity
2009-08-12 11:45 ` Reimar Döffinger
2009-08-12 21:50 ` Christoph Hellwig
2009-08-12 22:01 ` Anthony Liguori
2009-08-13 9:00 ` Avi Kivity
2009-08-13 12:07 ` Gerd Hoffmann
2009-08-13 12:47 ` Gerd Hoffmann
2009-08-13 13:15 ` Anthony Liguori
2009-08-13 13:38 ` Gerd Hoffmann
2009-08-12 10:08 ` Gerd Hoffmann
2009-08-12 21:54 ` Christoph Hellwig
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