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Re: [Xen-devel] [PATCH][SVM] remove FFXSR CPUID bit for AMD-V HVM guests

>>> "Woller, Thomas" <thomas.woller@xxxxxxx> 01.02.07 00:06 >>>
>Remove visibility of the FFXSR CPUID bit to an HVM guest.
>This patch allows HVM Windows x64 to install/boot on AMD-V platforms.

Would you mind explaining why this is necessary? (Similarly I have a hard
time understanding why 3dnow can't be allowed for hvm guests.)


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