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RE: [Xen-devel] iommu=0 leading to panic when system defaults to using x

from [Jan Beulich] [Permanent Link][Original]
To: "Yang Z Zhang" <yang.z.zhang@xxxxxxxxx>
Subject: RE: [Xen-devel] iommu=0 leading to panic when system defaults to using x2apic
From: "Jan Beulich" <JBeulich@xxxxxxxxxx>
Date: Fri, 10 Dec 2010 15:39:51 +0000
Cc: Keir Fraser <keir@xxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Weidong Han <weidong.han@xxxxxxxxx>
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>>> On 10.12.10 at 16:00, "Zhang, Yang Z" <yang.z.zhang@xxxxxxxxx> wrote:
> Yes, X2apic is depend on iommu. If disable iommu when using x2apic, it will 
> trigger the panic.

Would mind clarifying where this dependency actually is?

Thanks, Jan


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