Re: linux-next 20141208 - net/sched/sch_fq_codel.c:97 suspicious RCU

From: Eric Dumazet
Date: Tue Dec 09 2014 - 13:07:40 EST

On Tue, Dec 9, 2014 at 9:51 AM, Valdis Kletnieks
<Valdis.Kletnieks@xxxxxx> wrote:
> Spotted this in dmesg while investigating why my wireless broke
> sometime between next-20141201 and next-20141208. Probably not
> related, as wireless has been broken on several boot attempts of -1208,
> but this has popped only once....
> Looks like the fault of
> commit 46e5da40aec256155cfedee96dd21a75da941f2c
> Author: John Fastabend <john.fastabend@xxxxxxxxx>
> Date: Fri Sep 12 20:04:52 2014 -0700

Well, its a (harmless) typo : this should really be an
rcu_dereference_bh() instead of rcu_dereference()
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