Daniel, could you give those a two chance? In my host-mode testing the perfomance of dd if=/dev/null of=/dev/sda2 bs=4096 count=40000 went from 163840000 bytes (164 MB) copied, 12.2608 s, 13.4 MB/s to 163840000 bytes (164 MB) copied, 8.80694 s, 18.6 MB/s If you keep lowering the timer as you do now you can remove the timer and just poll for the register :) Sebastian -- 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