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Date:   Fri, 18 May 2018 09:00:46 -0700
From:   Christoph Hellwig <hch@infradead.org>
To:     Kent Overstreet <kent.overstreet@gmail.com>
Cc:     linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
        Andrew Morton <akpm@linux-foundation.org>,
        Dave Chinner <dchinner@redhat.com>, darrick.wong@oracle.com,
        tytso@mit.edu, linux-btrfs@vger.kernel.org, clm@fb.com,
        jbacik@fb.com, viro@zeniv.linux.org.uk, willy@infradead.org,
        peterz@infradead.org
Subject: Re: [PATCH 02/10] mm: export find_get_pages()
Message-ID: <20180518160046.GA22791@infradead.org>
References: <20180518074918.13816-1-kent.overstreet@gmail.com>
 <20180518074918.13816-5-kent.overstreet@gmail.com>
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On Fri, May 18, 2018 at 03:49:02AM -0400, Kent Overstreet wrote:
> Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
> ---
>  mm/filemap.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/mm/filemap.c b/mm/filemap.c
> index 31dd888785..78b99019bf 100644
> --- a/mm/filemap.c
> +++ b/mm/filemap.c
> @@ -1845,6 +1845,7 @@ unsigned find_get_pages_range(struct address_space *mapping, pgoff_t *start,
>  
>  	return ret;
>  }
> +EXPORT_SYMBOL(find_get_pages_range);

EXPORT_SYMBOL_GPL and only together with the actual submission of
a user of the interface.