netdev - Re: [PATCH] net: sched: suspicious RCU usage in qdisc

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Message-Id: <20141004.204615.153993151788265529.davem@davemloft.net>
Date:	Sat, 04 Oct 2014 20:46:15 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	john.fastabend@...il.com
Cc:	xiyou.wangcong@...il.com, eric.dumazet@...il.com,
	netdev@...r.kernel.org
Subject: Re: [PATCH] net: sched: suspicious RCU usage in qdisc_watchdog

From: John Fastabend <john.fastabend@...il.com>
Date: Thu, 02 Oct 2014 22:43:09 -0700

> Suspicious RCU usage in qdisc_watchdog call needs to be done inside
> rcu_read_lock/rcu_read_unlock. And then Qdisc destroy operations
> need to ensure timer is cancelled before removing qdisc structure.
 ...
> Fixes: b26b0d1e8b1 ("net: qdisc: use rcu prefix and silence sparse warnings")
> Signed-off-by: John Fastabend <john.r.fastabend@...el.com>

Applied, thank you.
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