Messages in this thread | | | Date | Tue, 17 May 2011 14:44:36 +0300 | From | Avi Kivity <> | Subject | Re: [PATCH v2 0/4] Enable SMEP CPU Feature |
| |
On 05/17/2011 02:38 PM, Ingo Molnar wrote: > > > > Depends if the guest uses a read-modify-write pattern or not. We could do it > > transparently in kvm.ko, since the real cr4 need not corresponds to the guest > > notion (for example, we often set cr0.wp or cr0.ts even though the guest > > wants them clear). > > Oh, being transparent is a nice touch when it comes to security measures > (catching attackers who think there's no SMEP and such) - but that would need > KVM support and a new ioctl to configure it, right?
Yes.
-- error compiling committee.c: too many arguments to function
| |