From: Tejun Heo <tj@kernel.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Tommi Rantala <tt.rantala@gmail.com>,
Ingo Molnar <mingo@redhat.com>,
LKML <linux-kernel@vger.kernel.org>,
Dave Jones <davej@redhat.com>,
trinity@vger.kernel.org
Subject: Re: lockdep: strange %s#5 lock name
Date: Tue, 11 Feb 2014 10:27:41 -0500 [thread overview]
Message-ID: <20140211152741.GA24490@htj.dyndns.org> (raw)
In-Reply-To: <20140211110036.GT9987@twins.programming.kicks-ass.net>
On Tue, Feb 11, 2014 at 12:00:36PM +0100, Peter Zijlstra wrote:
> > Looks good to me. Can you please post the patch with SOB?
>
> ---
> Subject: workqueue: Fix workqueue lockdep name
>
> Tommi noticed a 'funny' lock class name: "%s#5" from a lock acquired in
> process_one_work(). It turns out that commit b196be89cdc14 forgot to
> change the lockdep_init_map() when it changed the @lock_name argument
> from a string to a format.
>
> Fixes: b196be89cdc14 ("workqueue: make alloc_workqueue() take printf fmt and args for name")
> Reported-by: Tommi Rantala <tt.rantala@gmail.com>
> Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Applied to wq/for-3.14-fixes.
Thanks!
--
tejun
next prev parent reply other threads:[~2014-02-11 15:27 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-10 19:19 lockdep: strange %s#5 lock name Tommi Rantala
2014-02-10 19:28 ` Peter Zijlstra
2014-02-10 21:52 ` Tejun Heo
2014-02-11 11:00 ` Peter Zijlstra
2014-02-11 15:27 ` Tejun Heo [this message]
2014-02-13 4:35 ` Li Zhong
2014-02-13 21:26 ` Tejun Heo
2014-02-13 21:32 ` Peter Zijlstra
2014-02-13 22:15 ` Tejun Heo
2014-02-14 2:52 ` [PATCH ] workqueue: add args to workqueue lockdep name Li Zhong
2014-02-14 14:06 ` Tejun Heo
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