Re: [PATCH net-next v2 3/6] rtnetlink: add helper to dump qdisc name
From: Eric Dumazet <hidden>
Date: 2017-09-23 17:31:30
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")