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SubjectRe: [PATCH v8 1/7] mm, devm_memremap_pages: Mark devm_memremap_pages() EXPORT_SYMBOL_GPL
On Thu 22-11-18 17:38:58, Christoph Hellwig wrote:
> On Thu, Nov 22, 2018 at 02:30:13PM +0100, Michal Hocko wrote:
> > Whoever needs a wrapper around arch_add_memory can do so because this
> > symbol has no restriction for the usage.
>
> arch_add_memory is not exported, and it really should not be.

It is not, but nobody really prevents from wrapping it and exporting.
I am definitely not arguing for that and I would even agree with you
that it shouldn't be exported at all unless there is a _very_ good
reason for that. Because usecases is what we care about here.

--
Michal Hocko
SUSE Labs

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