RE: [PATCH][RFC] mm: Introduce kernelcore=reliable option

[Izumi, Taku]

> > I remember Kame has already suggested this idea. In my opinion,
> > I still think it's better to add a new migratetype or a new zone,
> > so both user and kernel could use mirrored memory.
> 
> A new zone would be more flexible ... and probably the right long
> term solution.  But this looks like a very clever was to try out the
> feature with a minimally invasive patch.

 Yes. I agree creating a new zone is the right solution for long term.
 I believe this approach using MOVABLE_ZONE is good and reasonable 
 for short-term solution.

Sincerely,
Taku Izumi
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