KVM: VMX: Avoid to return ENOTSUPP to userland

Choose some allowed error values for the cases VMX returned ENOTSUPP so
far as these values could be returned by the KVM_RUN IOCTL.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 686e1ab..c5aaa1b 100644 (file)
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -3133,7 +3133,7 @@ static int handle_apic_access(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
                printk(KERN_ERR
                       "Fail to handle apic access vmexit! Offset is 0x%lx\n",
                       offset);
-               return -ENOTSUPP;
+               return -ENOEXEC;
        }
        return 1;
 }
@@ -3202,7 +3202,7 @@ static int handle_ept_violation(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
 
        if (exit_qualification & (1 << 6)) {
                printk(KERN_ERR "EPT: GPA exceeds GAW!\n");
-               return -ENOTSUPP;
+               return -EINVAL;
        }
 
        gla_validity = (exit_qualification >> 7) & 0x3;