Good question, I'll get back to you as soon as I get to build a 3.17 tree rebasing the changes we need for our board to behave properly. Thanks, Matteo 2014-10-22 19:43 GMT+02:00 Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>: > On Wed, 22 Oct 2014, Matteo Fortini wrote: > >> I (partly) reopen this issue because it fixed the problem we had (lost >> TDs lead to random process lockups on FTDI serial), but we're now seeing >> another kind of lockup which is also USB-related on the same board, just >> at the time we close() the serial port. >> >> We enabled USB debug to gather all available information. >> >> Thank you for any comment > >> root@LCU.M3:~# dmesg >> [ 0.000000] Linux version 3.14.0-xxxxxxxxx+ () (gcc version 4.9.1 >> (Debian 4.9.1-16) ) #10 PREEMPT Wed Oct 22 11:49:42 CEST 2014 > > Does it work any better if you use a 3.17 kernel? > > 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