KVM: VMX: Improve error reporting during invalid guest state emulation

If instruction emulation fails, report it properly to userspace.

Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2012-06-12 20:22:28 +03:00
parent de87dcddc7
commit de5f70e0c6

View File

@ -4996,8 +4996,12 @@ static int handle_invalid_guest_state(struct kvm_vcpu *vcpu)
goto out;
}
if (err != EMULATE_DONE)
if (err != EMULATE_DONE) {
vcpu->run->exit_reason = KVM_EXIT_INTERNAL_ERROR;
vcpu->run->internal.suberror = KVM_INTERNAL_ERROR_EMULATION;
vcpu->run->internal.ndata = 0;
return 0;
}
if (signal_pending(current))
goto out;