On Fri, 2014-04-11 at 10:40 -0700, H. Peter Anvin wrote: > On 04/11/2014 10:35 AM, Jet Chen wrote: > > > > As Peter said, QEMU probably should *not* set the hypervisor bit. But based > > on my testing, I think KVM works properly in this case. > > > > Either way, unless there is a CPUID interface exposed in CPUID levels > 0x40000000+, then relying on the hypervisor bit to do VMCALL is wrong in > the extreme. > > -hpa > >
I'll pass your feedback on to the people who wrote the bad code. Sorry for the trouble. :) -- Ben
