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Date:   Wed, 29 Jul 2020 17:09:53 +0300
From:   Alexey Dobriyan <adobriyan@gmail.com>
To:     linux-kernel@vger.kernel.org, akpm@linux-foundation.org
Cc:     Randy Dunlap <rdunlap@infradead.org>, broonie@kernel.org,
        linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
        linux-next@vger.kernel.org, mhocko@suse.cz,
        mm-commits@vger.kernel.org, sfr@canb.auug.org.au
Subject: make oldconfig (Re: mmotm 2020-07-27-18-18 uploaded
 (mm/page_alloc.c))
Message-ID: <20200729140953.GA1650156@localhost.localdomain>
References: <20200728011914.S-8vAYUK0%akpm@linux-foundation.org>
 <ae87385b-f830-dbdf-ebc7-1afb82a7fed0@infradead.org>
 <20200728145553.2a69fa2080de01922b3a74e0@linux-foundation.org>
 <048cef07-ad4b-8788-94a4-e144de731ab6@infradead.org>
 <20200728184419.4b137162844987c9199542bb@linux-foundation.org>
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On Tue, Jul 28, 2020 at 06:44:19PM -0700, Andrew Morton wrote:
> On Tue, 28 Jul 2020 15:39:21 -0700 Randy Dunlap <rdunlap@infradead.org> wrote:
> 
> > On 7/28/20 2:55 PM, Andrew Morton wrote:
> > > On Tue, 28 Jul 2020 05:33:58 -0700 Randy Dunlap <rdunlap@infradead.org> wrote:
> > > 
> > >> On 7/27/20 6:19 PM, Andrew Morton wrote:
> > >>> The mm-of-the-moment snapshot 2020-07-27-18-18 has been uploaded to
> > >>>
> > >>>    http://www.ozlabs.org/~akpm/mmotm/
> > 
> > 
> > >> on x86_64:
> > >>
> > >> ../mm/page_alloc.c:8355:48: warning: ‘struct compact_control’ declared inside parameter list will not be visible outside of this definition or declaration
> > >>  static int __alloc_contig_migrate_range(struct compact_control *cc,
> > >>                                                 ^~~~~~~~~~~~~~~
> > > 
> > > As is usually the case with your reports, I can't figure out how to
> > > reproduce it.  I copy then .config, run `make oldconfig' (need to hit
> > > enter a zillion times because the .config is whacky)

If it helps with Enter:

	yes '' | make oldconfig

Works 99.99% of the time except when there is numeric/string option
without default value.