Re: [Lse-tech] fix zonelist ordering for NUMA

[<j-n...@ce...>]

I cleaned up the patch based on the comments from Jesse and Matthew.

>   1) make it arch independent
>      this means having arch code populate a SLIT-like table for use by
>      the generic zonelist building code

I moved the whole function to mm/page_alloc.c.

>   3) some systems have pgdats w/o any CPUs associated with them, they
>      need to be dealt with differently than regular nodes, maybe as
>      extensions to an existing node

Headless node is prefered over the nodes with same distance.

>   2) handle the cases that Erich talked about a bit better

Any idea for doing it in generic way?

Best regards.
--
NOMURA, Jun'ichi <j-n...@ce...>