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| author | Marcelo Tosatti <mtosatti@redhat.com> | 2009-08-06 14:40:06 -0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-09-08 20:17:28 -0700 |
| commit | 969034648a9fe07482ffffe3c53588a39e29b9db (patch) | |
| tree | 259c73011bdbc473001feaa8b2cbb3d897c3aca2 /arch/x86/kvm/x86.c | |
| parent | f599c5cbcaa13a93215d2f260815d29f265a4457 (diff) | |
KVM: x86: check for cr3 validity in mmu_alloc_roots
(cherry picked from commit 8986ecc0ef58c96eec48d8502c048f3ab67fd8e2)
Verify the cr3 address stored in vcpu->arch.cr3 points to an existant
memslot. If not, inject a triple fault.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index cfc2641e0b2..9ead469efd0 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -4073,6 +4073,7 @@ int kvm_arch_set_memory_region(struct kvm *kvm, void kvm_arch_flush_shadow(struct kvm *kvm) { kvm_mmu_zap_all(kvm); + kvm_reload_remote_mmus(kvm); } int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu) |