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Date: Sat, 23 Sep 2017 10:31:28 -0700
From: Eric Dumazet <eric.dumazet@...il.com>
To: Florian Westphal <fw@...len.de>
Cc: netdev@...r.kernel.org
Subject: Re: [PATCH net-next v2 3/6] rtnetlink: add helper to dump qdisc name
On Fri, 2017-09-22 at 08:10 +0200, Florian Westphal wrote:
> We can use rcu here to make this safe even if we would not hold rtnl:
> qdisc_destroy uses call_rcu to free the Qdisc struct.
Where do you see call_rcu() called from qdisc_destroy() ?
You missed this commit I guess
752fbcc33405d6f8249465e4b2c4e420091bb825
("net_sched: no need to free qdisc in RCU callback")
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