On Tue, May 09, 2006 at 02:34:51PM +0100, Andy Whitcroft wrote:
> 3) record the nid -- when we record the memory present in the system we
> are passed the nid.
>
> Somehow the last of these seems the most logical given we have the
> correct information at the time we record that we need to instantiate
> the section. So I had a quick go at something which seems to have come
> out pretty clean. Attached is a completly untested patch to show what I
> am proposing.
Looks sane to me. I've always wanted to encode the nid in the section.
But, never had a compelling reason to do so.
With this code in place, we could optimize the pfn_to_nid() routines to
now obtain the nid from the section (rather than page struct). However,
I'm not sure this is worth the effort.
--
Mike
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