From: John Fastabend <john.fastabend@gmail.com>
Date: Mon, 6 Oct 2014 04:28:20 +0000 (-0700)
Subject: net: sched: cls_cgroup tear down exts and ematch from rcu callback
X-Git-Tag: fixes-against-v3.18-rc2~144^2~24^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=13990f8156862fe945a1a226850a6550c8988a33;p=pandora-kernel.git

net: sched: cls_cgroup tear down exts and ematch from rcu callback

It is not RCU safe to destroy the action chain while there
is a possibility of readers accessing it. Move this code
into the rcu callback using the same rcu callback used in the
code patch to make a change to head.

Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
Acked-by: Cong Wang <cwang@twopensource.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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