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Merge git://git.kernel.org/pub/scm/virt/kvm/kvm 

Pull kvm bugfixes from Marcelo Tosatti.

* git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: nVMX: Unconditionally uninit the MMU on nested vmexit
  KVM: x86: Fix APIC map calculation after re-enabling
This commit is contained in:
Linus Torvalds 2014-01-02 14:50:18 -08:00
parent 06f055f394 29bf08f12b
commit 7a262d2ed9
2 changed files with 5 additions and 6 deletions
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8
arch/x86/kvm/lapic.c
View File

@ -1350,6 +1350,10 @@ void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value)
return; return;
} }
if (!kvm_vcpu_is_bsp(apic->vcpu))
value &= ~MSR_IA32_APICBASE_BSP;
vcpu->arch.apic_base = value;
/* update jump label if enable bit changes */ /* update jump label if enable bit changes */
if ((vcpu->arch.apic_base ^ value) & MSR_IA32_APICBASE_ENABLE) { if ((vcpu->arch.apic_base ^ value) & MSR_IA32_APICBASE_ENABLE) {
if (value & MSR_IA32_APICBASE_ENABLE) if (value & MSR_IA32_APICBASE_ENABLE)
@ -1359,10 +1363,6 @@ void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value)
recalculate_apic_map(vcpu->kvm); recalculate_apic_map(vcpu->kvm);
} }
if (!kvm_vcpu_is_bsp(apic->vcpu))
value &= ~MSR_IA32_APICBASE_BSP;
vcpu->arch.apic_base = value;
if ((old_value ^ value) & X2APIC_ENABLE) { if ((old_value ^ value) & X2APIC_ENABLE) {
if (value & X2APIC_ENABLE) { if (value & X2APIC_ENABLE) {
u32 id = kvm_apic_id(apic); u32 id = kvm_apic_id(apic);

3
arch/x86/kvm/vmx.c
View File

@ -8283,8 +8283,7 @@ static void load_vmcs12_host_state(struct kvm_vcpu *vcpu,
vcpu->arch.cr4_guest_owned_bits = ~vmcs_readl(CR4_GUEST_HOST_MASK); vcpu->arch.cr4_guest_owned_bits = ~vmcs_readl(CR4_GUEST_HOST_MASK);
kvm_set_cr4(vcpu, vmcs12->host_cr4); kvm_set_cr4(vcpu, vmcs12->host_cr4);
if (nested_cpu_has_ept(vmcs12)) nested_ept_uninit_mmu_context(vcpu);
nested_ept_uninit_mmu_context(vcpu);
kvm_set_cr3(vcpu, vmcs12->host_cr3); kvm_set_cr3(vcpu, vmcs12->host_cr3);
kvm_mmu_reset_context(vcpu); kvm_mmu_reset_context(vcpu);