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From: "Jan Beulich" <JBeulich@novell.com>
To: Robert Dunkley <Robert@saq.co.uk>
Cc: xen-devel@lists.xensource.com
Subject: RE: SR-IOV, Paravirt Guest fails to obtain IRQ after first boot
Date: Thu, 17 Mar 2011 14:00:01 +0000	[thread overview]
Message-ID: <4D8221F10200007800037170@vpn.id2.novell.com> (raw)
In-Reply-To: <C1EAC9C5E752D24C968FF091D446D823995C08@ALTERNATEREALIT>

>>> On 17.03.11 at 13:56, "Robert Dunkley" <Robert@saq.co.uk> wrote:
> Hi Jan,
> 
> Centos 5.5 with 2.6.18-247 RHEL kernel with iommu=pv and the 820 red hat
> settings among others. Default Centos 5.5 kernel doesn't detect any VF
> PCI deviavirt VM. Centos 5.5 with 247 kernel detects and works
> perfectly first boot but any subsequent boot gives  error as below:
> msix entry 0 for dev 09:10:0 are
> not freed before acquire again.
> msix entry 1 for dev 09:10:0 are
> not freed before acquire again.
> msix entry 2 for dev 09:10:0 are
> not freed before acquire again.
> 
> HVMs are fine with either kernel.
> 
> Can you give me any idea where the problem might be? Could this be a
> bios ACPI type issue?

Quite possibly your kernel is missing c/s 1070:2994d2997f9d
(http://xenbits.xen.org/hg/linux-2.6.18-xen.hg/rev/2994d2997f9d).

Jan

  reply	other threads:[~2011-03-17 14:00 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-16 17:16 SR-IOV, Paravirt Guest fails to obtain IRQ after first boot Robert Dunkley
2011-03-17 10:20 ` Jan Beulich
2011-03-17 12:56   ` Robert Dunkley
2011-03-17 14:00     ` Jan Beulich [this message]
2011-03-17 20:42       ` Pasi Kärkkäinen
2011-03-18  8:11         ` SR-IOV, Paravirt Guest fails to obtain IRQ afterfirst boot Robert Dunkley
2011-03-18 10:52         ` Robert Dunkley

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