Re: [PATCH] KVM: nVMX: Support direct APIC access from L2

2013-12-18 Thread Paolo Bonzini
Il 16/12/2013 12:55, Jan Kiszka ha scritto: > It's a pathological case, but still a valid one: If L1 disables APIC > virtualization and also allows L2 to directly write to the APIC page, we > have to forcibly enable APIC virtualization while in L2 if the in-kernel > APIC is in use. > > This allows

[PATCH] KVM: nVMX: Support direct APIC access from L2

2013-12-16 Thread Jan Kiszka
It's a pathological case, but still a valid one: If L1 disables APIC virtualization and also allows L2 to directly write to the APIC page, we have to forcibly enable APIC virtualization while in L2 if the in-kernel APIC is in use. This allows to run the direct interrupt test case in the vmx unit t