diff options
| author | Andre Przywara <andre.przywara@amd.com> | 2010-12-21 11:12:00 +0100 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-01-12 11:30:58 +0200 |
| commit | eea1cff9ab732ea56358ff5e1bd8b99db2e8402d (patch) | |
| tree | 000abd8fa64f58602ebfc03b09e1f394c72f4ad7 /arch/x86/kvm/vmx.c | |
| parent | a63512a4d711c9bd6a5d03847f45fcf88cdea0c6 (diff) | |
KVM: x86: fix CR8 handling
The handling of CR8 writes in KVM is currently somewhat cumbersome.
This patch makes it look like the other CR register handlers
and fixes a possible issue in VMX, where the RIP would be incremented
despite an injected #GP.
Signed-off-by: Andre Przywara <andre.przywara@amd.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/x86/kvm/vmx.c')
| -rw-r--r-- | arch/x86/kvm/vmx.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index c1952603d580..8e87bae09a7a 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -3185,8 +3185,8 @@ static int handle_cr(struct kvm_vcpu *vcpu) case 8: { u8 cr8_prev = kvm_get_cr8(vcpu); u8 cr8 = kvm_register_read(vcpu, reg); - kvm_set_cr8(vcpu, cr8); - skip_emulated_instruction(vcpu); + err = kvm_set_cr8(vcpu, cr8); + complete_insn_gp(vcpu, err); if (irqchip_in_kernel(vcpu->kvm)) return 1; if (cr8_prev <= cr8) |