On Tue, 14 Sep 2010, Søren Holm wrote: > Please have a look at this bug report > > https://bugzilla.kernel.org/show_bug.cgi?id=18422 You should modify the pl2303.c file by adding a "#define DEBUG" line before any of the "#include"s. Then see what shows up in the dmesg log. Maybe also collect a usbmon trace at the same time. Alan Stern -- 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