Re: KVM timekeeping fixes, V2

Joerg Roedel
2010-07-16T19:26:37Z

On Fri, Jul 16, 2010 at 07:20:32AM -1000, Zachary Amsden wrote:

> I've been very careful to keep nested SVM safe, but I've not got a good
> test for that. Is there any test suite for the nested case?

To test this you can boot a nested Linux guest and let both, L1 and L2
guest use kvm_clock. Then put some load into the L2 guest and see if the
L2 or the L1 freezes hard (which happens with kvm_clock when the TSC
went backwards for one of them).

Joerg