On 12/08/2010 01:27 PM, Andre Przywara wrote:
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.

  unsigned long kvm_get_cr8(struct kvm_vcpu *vcpu)
@@ -4104,7 +4098,7 @@ static int emulator_set_cr(int cr, unsigned long val, 
struct kvm_vcpu *vcpu)
                res = kvm_set_cr4(vcpu, mk_cr_64(kvm_read_cr4(vcpu), val));
                break;
        case 8:
-               res = __kvm_set_cr8(vcpu, val&  0xfUL);
+               res = kvm_set_cr8(vcpu, val);
                break;
        default:
                vcpu_printf(vcpu, "%s: unexpected cr %u\n", __func__, cr);

Why drop the mask?

--
error compiling committee.c: too many arguments to function

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