* wait for acks to really free up the data the extra memory
* is even less. On the positive side we run the destructors
* on the sending CPU rather than on a potentially different
- * completing CPU, usually a good thing. We also run them
- * without holding our TX queue lock, unlike what
- * reclaim_completed_tx() would otherwise do.
- *
- * XXX Actually the above is somewhat incorrect since we don't
- * XXX yet have a periodic timer which reclaims TX Descriptors.
- * XXX What's our plan for this?
- * XXX
- * XXX Also, we don't currently have a TX Queue lock but
- * XXX that may be the result of not having any current
- * XXX asynchronous path for reclaiming completed TX
- * XXX Descriptors ...
+ * completing CPU, usually a good thing.
*
* Run the destructor before telling the DMA engine about the
* packet to make sure it doesn't complete and get freed