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