From: Eric Dumazet <eric.duma...@gmail.com> Date: Sat, 23 Sep 2017 11:07:28 -0700
> From: Eric Dumazet <eduma...@google.com> > > While running TCP tests involving netem storing millions of packets, > I had the idea to speed up tfifo_reset() and did experiments. > > I tried the rbtree_postorder_for_each_entry_safe() method that is > used in skb_rbtree_purge() but discovered it was slower than the > current tfifo_reset() method. > > I measured time taken to release skbs with three occupation levels : > 10^4, 10^5 and 10^6 skbs with three methods : ... > Results : ... > I will also change skb_rbtree_purge() in a second patch. > > Signed-off-by: Eric Dumazet <eduma...@google.com> Applied, thanks Eric.
