Re: [Linux-nvdimm] [PATCH 0/2] e820: Fix handling of NvDIMM chips

[Ingo Molnar]

* Dan Williams <dan.j.williams@xxxxxxxxx> wrote:

> On Wed, Feb 18, 2015 at 4:47 PM, Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote:
> > On Wed, Feb 18, 2015 at 10:15:32AM -0800, Dan Williams wrote:
> >> In fact it was originally "type-6" until ACPI 5 
> >> claimed that number for official use, so these 
> >> platforms, with early proof-of-concept nvdimm support, 
> >> have already gone through one transition to a new 
> >> number.  They need to do the same once an official 
> >> number for nvdimm support is published.
> >>
> >> Put another way, these early platforms are already 
> >> using out-of-tree patches for nvdimm enabling.  They 
> >> can continue to do so, or switch to standard methods 
> >> when the standard is published.
> >
> > Not supporting hardware that is widely avaiable (I have 
> > some, too) is not very user friendly.
> 
> Yes, as I agreed with Ingo, allowing a driver to assume 
> control of an unknown memory type with a warning or a 
> kernel taint seems fine.

If someone cooks up such a patch I can apply it.

Thanks,

	Ingo
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