Re: [PATCH] fs/ocfs2/dlmglue: lockdep_keys defined but not used

[Borislav Petkov]

On Fri, Aug 24, 2018 at 03:07:03PM +0200, Anders Roxell wrote:
> On Thu, 23 Aug 2018 at 23:07, Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
> >
> > Hi Anders,
> >
> > On Wed, Jul 4, 2018 at 11:54 AM Anders Roxell <anders.roxell@xxxxxxxxxx> wrote:
> > > When CONFIG_DEBUG_LOCK_ALLOC isn't enabled lockdep_keys isn't used and
> > > we get a warning:
> > > fs/ocfs2/dlmglue.c:99:30: warning: âlockdep_keysâ defined but not used
> > >     [-Wunused-variable]
> > >  static struct lock_class_key lockdep_keys[OCFS2_NUM_LOCK_TYPES];
> > >                               ^~~~~~~~~~~~
> > > Adding __maybe_unused to the declaration hids the warning.
> >
> > Thanks for your patcj!
> >
> > > Fixes: 1cd75cdb8fbb ("ocfs2: make several functions and variables static (and some const)")
> >
> > Fixes: 480bd56485b77c36 ("ocfs2: make several functions and variables
> > static (and some const)")
> 
> Thanks, thats correct.
> 
> >
> > Presumably the branch got rebased?
> 
> probably.
> 
> Mark, Joel, do you want me to send a new patch where I correct the sha
> in the "Fixes" part of the changelog or can you fix that?

FWIW, I'm still seeing this in randconfig builds here.

Adding akpm in case no one picks this up.

-- 
Regards/Gruss,
    Boris.

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