On Tue, 2022-02-15 at 21:38 +0100, Martin Wilck wrote:
>
> I was thinking about something like this (untested):
>
> for (parent = udev_device_get_parent(hostdev); parent;
> parent = udev_device_get_parent(parent)) {
> driver_name = udev_device_get_driver(parent);
> if (driver_name && !strcmp(driver_name, "pcieport"))
> break;
> subsystem_name = udev_device_get_subsystem(parent);
> if (subsystem_name && !strcmp(subsystem_name, "ccw"))
> break;
> }
> if (!parent) {
> udev_device_unref(hostdev);
> return 1;
> }
> ...
So you did exactly that in your v3. Nice!
Martin
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