From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [Patch net-next] net_sched: hold tcf_lock in netdevice notifier
Date: Sun, 20 Jul 2014 20:31:56 -0700 (PDT)
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Cc: netdev@vger.kernel.org, jhs@mojatatu.com, cwang@twopensource.com
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From: Cong Wang <xiyou.wangcong@gmail.com>
Date: Wed, 16 Jul 2014 14:25:31 -0700

> From: Cong Wang <cwang@twopensource.com>
> 
> We modify mirred action (m->tcfm_dev) in netdev event, we need to
> prevent on-going mirred actions from reading freed m->tcfm_dev.
> So we need to acquire this spin lock.
> 
> Cc: Jamal Hadi Salim <jhs@mojatatu.com>
> Cc: "David S. Miller" <davem@davemloft.net>
> Signed-off-by: Cong Wang <cwang@twopensource.com>
> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>

Applied, thanks Cong.