On Monday, November 18, 2013 9:25:49 PM Greg KH wrote: > Ok, this is making no sense. As you really aren't saying exactly what > you are trying to do, I'm going to just give up and say you can't do it. As I said before, I want to use devices only if they aren't already in use. With hidapi's hidraw implementation, I'm pretty sure this works fine. But when failing over to hidapi's libusb implementation it always needs to interrupt other software since there is no way to determine if it's in use or not. Luke -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html