linux-kernel - Re: [PATCH 2/3] jump_label: Provide static_key_slow_inc

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Message-ID: <alpine.DEB.2.20.1704182250180.8081@nanos>
Date:   Tue, 18 Apr 2017 22:50:43 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Peter Zijlstra <peterz@...radead.org>
cc:     Steven Rostedt <rostedt@...dmis.org>, jbaron@...mai.com,
        mingo@...nel.org, bigeasy@...utronix.de,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] jump_label: Provide static_key_slow_inc_nohp()

On Tue, 18 Apr 2017, Peter Zijlstra wrote:
> On Tue, Apr 18, 2017 at 12:46:29PM -0400, Steven Rostedt wrote:
> > On Tue, 18 Apr 2017 15:03:50 +0200
> > Peter Zijlstra <peterz@...radead.org> wrote:
> > 
> > > +++ b/kernel/padata.c
> > > @@ -1008,11 +1008,10 @@ static struct padata_instance *padata_al
> > >   *                         parallel workers.
> > >   *
> > >   * @wq: workqueue to use for the allocated padata instance
> > > - *
> > > - * Must be called from a get_online_cpus() protected region
> > 
> > Find the comment redundant?
> 
> Once there's code that enforces it? Yes. Nobody reads comments
> ;-)

Nobody enables lockdep either .....