Re: [PATCH 0/4] KVM: nested x86: nested page faults fixes

2014-09-02 Thread Paolo Bonzini
Il 02/09/2014 18:02, Valentine Sinitsyn ha scritto: >> > I can confirm the initial bug I observed is fixed with these patches > (applied to 3.16.1). > > All tests in kvm-unit-test's master also pass, except for ioio which is > (probably) affected by another (unrelated) bug fixed by Jan back in Jun

Re: [PATCH 0/4] KVM: nested x86: nested page faults fixes

2014-09-02 Thread Valentine Sinitsyn
Hi Paolo, On 02.09.2014 21:13, Paolo Bonzini wrote: Patches 3 and 4 fix the interaction between emulator and nested EPT/NPT, which was reported by Valentine. I can confirm the initial bug I observed is fixed with these patches (applied to 3.16.1). All tests in kvm-unit-test's master also pass

[PATCH 0/4] KVM: nested x86: nested page faults fixes

2014-09-02 Thread Paolo Bonzini
Patch 1 implements AMD semantics for non-leaf PDPEs and PML4Es, which are a bit different from Intel. The SVM test relies on this, so fix it. Patch 2 lets nested SVM implement nested page fault correctly. We were not setting bits 32/33. Patches 3 and 4 fix the interaction between emulator and n