On Mon, Apr 06, 2015 at 10:45:36AM -0400, Jeff Layton wrote:
> On Mon, 06 Apr 2015 16:38:09 +0200
> Arnd Bergmann <arnd@xxxxxxxx> wrote:
>
> > On Monday 06 April 2015 10:04:52 Jeff Layton wrote:
> > > > diff --git a/fs/lockd/svcsubs.c b/fs/lockd/svcsubs.c
> > > > index 665ef5a..a563ddb 100644
> > > > --- a/fs/lockd/svcsubs.c
> > > > +++ b/fs/lockd/svcsubs.c
> > > > @@ -31,7 +31,7 @@
> > > > static struct hlist_head nlm_files[FILE_NRHASH];
> > > > static DEFINE_MUTEX(nlm_file_mutex);
> > > >
> > > > -#ifdef NFSD_DEBUG
> > > > +#ifdef CONFIG_SUNRPC_DEBUG
> > >
> > > Technically, you should use #if IS_ENABLED(CONFIG_SUNRPC_DEBUG). That's
> > > supposed to help the compiler do checking of the code inside the block
> > > even when it's not defined.
> >
> > You probably meant the right thing and wrote something else: you should use
> > 'if (IS_ENABLED(CONFIG_SUNRPC_DEBUG)) { ... }' to get that effect, but that
> > only works within a function. '#if IS_ENABLED(CONFIG_SUNRPC_DEBUG)' is just
> > a nicer way to write '#if defined(CONFIG_SUNRPC_DEBUG) ||
> > defined(CONFIG_SUNRPC_DEBUG_MODULE)', which is harmless but pointless here
> > as the symbol would never be set to 'm'.
> >
> > Arnd
>
> Ahh ok, good to know. Then this patch is fine as-is then.
Thanks, queueing up for 4.1 and stable.
--b.
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