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[Xen-devel] [PATCH] svm: Avoid VINTR injection during NMI shadow

To: xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: [Xen-devel] [PATCH] svm: Avoid VINTR injection during NMI shadow
From: Wei Wang2 <wei.wang2@xxxxxxx>
Date: Fri, 7 May 2010 16:41:49 +0200
Delivery-date: Fri, 07 May 2010 07:43:33 -0700
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Hi,
I had observed that if xen injects and intercepts VINTR during NMI shadow, and 
if the xen injects NMI into guest at a very hight frequency, guest vcpu will 
hang. Attached patch avoids VINTR injection when guest is handling a NMI.

Thanks,

Wei
Signed-off-by: Wei Wang <wei.wang2@xxxxxxx>
Reviewed-by: Wei Huang<wei.huang2@xxxxxxx>
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Attachment: fix_nmi.patch
Description: Text Data

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