From: Cong Wang <xiyou.wangcong@gmail.com>
To: Davide Caratti <dcaratti@redhat.com>
Cc: Eric Dumazet <edumazet@google.com>,
Jamal Hadi Salim <jhs@mojatatu.com>,
Jiri Pirko <jiri@resnulli.us>, David Miller <davem@davemloft.net>,
Linux Kernel Network Developers <netdev@vger.kernel.org>,
Ivan Vecera <ivecera@redhat.com>
Subject: Re: [PATCH net] net/sched: act_police: add missing spinlock initialization
Date: Wed, 21 Nov 2018 10:02:53 -0800 [thread overview]
Message-ID: <CAM_iQpVE+sDEHxoo2r4AM3Z7RFE3OV76MWh+21S569Prg0VGHA@mail.gmail.com> (raw)
In-Reply-To: <070f7a50d9fe76cb459b28d03fa322ce3dd59cb1.1542819002.git.dcaratti@redhat.com>
On Wed, Nov 21, 2018 at 9:24 AM Davide Caratti <dcaratti@redhat.com> wrote:
>
> commit f2cbd4852820 ("net/sched: act_police: fix race condition on state
> variables") introduces a new spinlock, but forgets its initialization.
> Ensure that tcf_police_init() initializes 'tcfp_lock' every time a 'police'
> action is newly created, to avoid the following lockdep splat:
Acked-by: Cong Wang <xiyou.wangcong@gmail.com>
next prev parent reply other threads:[~2018-11-22 4:38 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-21 17:23 [PATCH net] net/sched: act_police: add missing spinlock initialization Davide Caratti
2018-11-21 18:02 ` Cong Wang [this message]
2018-11-21 21:43 ` Jiri Pirko
2018-11-23 19:20 ` David Miller
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