On Wednesday 26 August 2015 06:14 PM, Peter Hurley wrote: > On 08/14/2015 12:01 PM, Sebastian Andrzej Siewior wrote: >> The function tty_insert_flip_string() returns an int and as such it >> might fail. So the result is that I kindly asked to insert 48 bytes and >> the function only insterted 32. >> I have no idea what to do with the remaining 16 so I think dropping them >> is the only option. I also increase the buf_overrun counter so userpace >> has a clue that we lost bytes. > > No objection to the patch but I'm curious whether this is something you've > actually observed and under what circumstances.
This was observed while doing a UART internal loopback test at 3Mbaud on TI's DRA7 EVM. Thanks, Sekhar -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
