On Mon, Dec 03, 2012 at 01:15:01PM +0800, Jason Wang wrote: > > > + > > > > + /* Work struct for refilling if we run low on memory. */ > > > > + struct delayed_work refill; > > > > > > I can't really see the justificaiton for a refill per queue. Just have > > > one work iterate all the queues if it happens, unless it happens often > > > (in which case, we need to look harder at this anyway). > > > > But during this kind of iteration, we may need enable/disable the napi > regardless of whether the receive queue has lots to be refilled. This may add > extra latency. We are running from the timer, so latency is not a concern I think. -- MST -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html