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[Xen-devel] [PATCH] FPU LWP 8/8: LWP: Add LWP support for SVM guests

To: "'xen-devel@xxxxxxxxxxxxxxxxxxx'" <xen-devel@xxxxxxxxxxxxxxxxxxx>, <keir@xxxxxxx>, Jan Beulich <JBeulich@xxxxxxxxxx>
Subject: [Xen-devel] [PATCH] FPU LWP 8/8: LWP: Add LWP support for SVM guests
From: Wei Huang <wei.huang2@xxxxxxx>
Date: Tue, 3 May 2011 15:18:45 -0500
Delivery-date: Tue, 03 May 2011 13:27:48 -0700
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LWP: Add LWP support for SVM guests

This patch enables SVM to handle LWP related MSRs and CPUID. It intercepts guests read/write to LWP_CFG. It also save/restore LWP_CFG when guests touch this MSR. The LWP_CBADDR MSR is not intercepted because this MSR is handled by xsave/xrstor.

Signed-off-by: Wei Huang <wei.huang2@xxxxxxx>

Attachment: lwp8.txt
Description: lwp8.txt

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