Re: [PATCH 1/2] [REPOST] mm: show node to memory sectionrelationship with symlinks in sysfs

[Dave Hansen]

On Mon, 2008-10-13 at 09:34 -0700, Gary Hade wrote:
> I understand your concerns about adding possibly frivolous interfaces
> but in this case we are simply eliminating a very obvious hole in the
> existing set of memory hot-add/remove interfaces.  In general, it
> makes absolutely no sense to provide a resource add/remove mechanism
> without telling the user where the resource is physically located.

Does it help we export the phys_index (basically the section number) as
part of the section directory?

I don't think we export the physical memory ranges of NUMA nodes.  But,
if we did that as well, it would allow userspace to do this association
without troubling the kernel with maintaining it.

-- Dave

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