From: Eric Dumazet <eduma...@google.com> Date: Tue, 19 Sep 2017 16:27:02 -0700
> When rate of netns creation/deletion is high enough, > we observe softlockups in cleanup_net() caused by huge list > of netns and way too many rcu_barrier() calls. > > This patch series does some optimizations in kobject, > and add batching to tunnels so that netns dismantles are > less costly. ... Series applied, thanks Eric.