Re: [PATCH 1/2] mm: add private lock to serialize memory hotplug operations

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On Monday, March 13, 2017 12:44:25 PM Dan Williams wrote:
> On Mon, Mar 13, 2017 at 11:57 AM, Heiko Carstens
> <heiko.carstens@xxxxxxxxxx> wrote:
> > On Thu, Mar 09, 2017 at 11:34:44PM +0100, Rafael J. Wysocki wrote:
> >> > The memory described by devm_memremap_pages() is never "onlined" to
> >> > the core mm. We're only using arch_add_memory() to get a linear
> >> > mapping and page structures. The rest of memory hotplug is skipped,
> >> > and this ZONE_DEVICE memory is otherwise hidden from the core mm.
> >>
> >> OK, that should be fine then.
> >
> > So, does that mean that the patch is ok as it is? If so, it would be good
> > to get an Ack from both, you and Dan, please.
> 
> Acked-by: Dan Williams <dan.j.williams@xxxxxxxxx>

Acked-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>

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