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Re: [Xen-devel] IRQ SMP affinity problems in domU with vcpus > 4 on HP P

To: Qing He <qing.he@xxxxxxxxx>, "Cinco, Dante" <Dante.Cinco@xxxxxxx>
Subject: Re: [Xen-devel] IRQ SMP affinity problems in domU with vcpus > 4 on HP ProLiant G6 with dual Xeon 5540 (Nehalem)
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Fri, 16 Oct 2009 07:37:24 +0100
Cc: "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, "Zhang, Xiantao" <xiantao.zhang@xxxxxxxxx>
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On 16/10/2009 03:34, "Qing He" <qing.he@xxxxxxxxx> wrote:

>> (XEN) Guest interrupt information: (IRQ affinity changed from 1 to 2, while
>> vector changed from 60 to 92)
>> (XEN)    IRQ:  74, IRQ affinity:0x00000002, Vec: 92 type= PCI-MSI
>> status=00000010 in-flight=1 domain-list=1: 79(---M),
> 
> `(---M)' means masked, that may be why the irq is not received.

Glad you managed to pick that out of the information overload. :-) It does
look like the next obvious lead to chase down.

 -- Keir



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