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Date: Thu, 20 Jun 2019 21:17:33 +0200
From: Michal Hocko <mhocko@kernel.org>
Subject: Re: [PATCH 05/22] mm: export alloc_pages_vma
Message-ID: <20190620191733.GH12083@dhcp22.suse.cz>
References: <20190613094326.24093-1-hch@lst.de>
 <20190613094326.24093-6-hch@lst.de>
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To: Christoph Hellwig <hch@lst.de>
Cc: Dan Williams <dan.j.williams@intel.com>, =?iso-8859-1?B?Suly9G1l?= Glisse <jglisse@redhat.com>, Jason Gunthorpe <jgg@mellanox.com>, Ben Skeggs <bskeggs@redhat.com>, linux-mm@kvack.org, nouveau@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-nvdimm@lists.01.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org
List-ID: <linux-nvdimm@lists.01.org>

On Thu 13-06-19 11:43:08, Christoph Hellwig wrote:
> noveau is currently using this through an odd hmm wrapper, and I plan
> to switch it to the real thing later in this series.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---
>  mm/mempolicy.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/mm/mempolicy.c b/mm/mempolicy.c
> index 01600d80ae01..f9023b5fba37 100644
> --- a/mm/mempolicy.c
> +++ b/mm/mempolicy.c
> @@ -2098,6 +2098,7 @@ alloc_pages_vma(gfp_t gfp, int order, struct vm_area_struct *vma,
>  out:
>  	return page;
>  }
> +EXPORT_SYMBOL_GPL(alloc_pages_vma);

All allocator exported symbols are EXPORT_SYMBOL, what is a reason to
have this one special?

-- 
Michal Hocko
SUSE Labs