Re: [Linux-nvdimm] [PATCH 2/3] x86: add a is_e820_ram() helper

[Dan Williams]

On Wed, Mar 25, 2015 at 9:04 AM, Christoph Hellwig <hch@xxxxxx> wrote:
> This will allow to deal with persistent memory which needs to be
> treated like ram in many, but not all cases.

Random thought, type-12 memory happens to correspond to "legacy"
NVDIMM systems with smaller capacities.  Perhaps "new NVDIMM" should
not be is_e820_ram() by default?

> Based on an earlier patch from Dave Jiang <dave.jiang@xxxxxxxxx>.

...which was based on an earlier patch by me, its been nearly 4 years
to come full circle.
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