On Thu, Oct 12, 2017 at 3:52 PM, Pankaj Gupta <pagupta@xxxxxxxxxx> wrote: > Dan, > > I have a query regarding below patch [*]. My assumption is its halted > because of memory hotplug restructuring work? Anything I am missing > here? > > [*] https://www.mail-archive.com/linux-nvdimm@xxxxxxxxxxxx/msg02978.html It's fallen to the back of my queue since the original driving need of platform firmware changing offsets from boot-to-boot is no longer an issue. However, it does mean that you need to arrange for 128MB aligned devm_memremap_pages() ranges for the foreseeable future.