❦ 8 janvier 2018 17:37 -0500, Paolo Bonzini <pbonz...@redhat.com> :
>> One possible way to work around this problem is to declare that >> QEMU 2.12 with KVM will require Linux v3.6 and newer (because we >> need Linux kernel commit ad756a1603c5 "KVM: VMX: Implement >> PCID/INVPCID for guests with EPT"). > > Note that PCID is still not supported for guests without EPT, so > this would break ept=0 with recent "-cpu" models. I'm not sure of > a way to fix it; probably it just has to be documented. >From the above patch, it seems only INVPCID needs EPT. KVM exposes PCID whenever it is present on the host. -- When you are about to die, a wombat is better than no company at all. -- Roger Zelazny, "Doorways in the Sand"