Andi Kleen wrote: >> When the hw TX queue gains space, the driver self-batches packets >> from the sw queue to the hw queue. > > I don't really see the advantage over the qdisc in that scheme. > It's certainly not simpler and probably more code and would likely > also not require less locks (e.g. a currently lockless driver > would need a new lock for its sw queue). Also it is unclear to me > it would be really any faster.
related to this comment, does Linux have a lockless (using atomics) singly linked list element? That would be very useful in a driver hot path. _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
