Hi Alan, When running diagnostics with a few serial ports opened & flood pinging, the drivers module usage count doesn't go to zero & cant be unloaded. This doesn't happen in our internal driver without the tty_kref_get/put patches. -- best regards, D.J. Barrow Linux Kernel Developer Option NV, Gaston Geenslaan 14, 3001 Leuven, Belgium T: +32 16 311 621 F: +32 16 207 164 d.barow@xxxxxxxxxx www.option.com Disclaimer: http://www.option.com/company/disclaimer.shtml -- 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