[PATCH 0/2] kvm: disable virtualization on kdump

Avi Kivity avi at redhat.com
Thu Oct 30 03:43:19 EDT 2008

Chris Lalancette wrote:
> I'm pretty sure you have to test for it first; pre-64 bit x86 hardware doesn't
> have the EFER register, so you'll fault on access.  On the other hand pre-64 bit
> x86 hardware doesn't usually (ever?) have VT extensions either.

All amd hardware that supports svm has an efer.  Some Intel hardware 
doesn't, but we don't care in that case.

I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.

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