Re: [Xen-devel] [v2 2/4] Qemu-Xen-vTPM: Register Xen stubdom vTPM frontend driver

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Mon, 24 Nov 2014, Stefano Stabellini wrote:
> On Sun, 23 Nov 2014, Quan Xu wrote:
> > +static void vtpm_backend_changed(struct XenDevice *xendev, const char 
> > *node)
> > +{
> > +    struct XenVtpmDev *vtpmdev = container_of(xendev, struct XenVtpmDev,
> > +                                              xendev);
> > +    int be_state;
> > +
> > +    if (strcmp(node, "state") == 0) {
> > +        xenstore_read_be_int(&vtpmdev->xendev, node, &be_state);
> > +        switch (be_state) {
> > +        case XenbusStateConnected:
> > +            /*TODO*/
> > +            break;
> > +        case XenbusStateClosing:
> > +        case XenbusStateClosed:
> > +            xenbus_switch_state(&vtpmdev->xendev, XenbusStateClosing);
> > +            break;
> > +        default:
> > +            break;
> > +        }
> > +    }
> > +}
> 
> This would probably end up in xen_backend.c

Sorry, I meant xen_frontend.c

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