Messages in this thread | | | Subject | Re: Spinlock debugging | From | Alan Cox <> | Date | Mon, 11 Sep 2006 17:36:10 +0100 |
| |
Ar Llu, 2006-09-11 am 16:32 +0100, ysgrifennodd Andrew Bird (Sphere Systems): > will be lost. But if I comment out the line that tells the tty layer that > it's implemented, I end up with a BUG - spinlock recursion. Can anybody tell > me how to interpret the output?
Looks like your driver calls flush_to_ldisc with low latency set and then can't handle the flush_to_ldisc causing n_tty to call back into the write method for flow control.
Alan
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |