Re: [PATCH] i386: single node SPARSEMEM fix

[Dave Hansen]

On Wed, 2005-09-07 at 16:49 -0700, Andrew Morton wrote:
> "Martin J. Bligh" <mbligh@xxxxxxxxxx> wrote:
> > Ah, OK - makes more sense. However, some machines do have large holes
> > in e820 map setups - is not really critical, more of an efficiency
> > thing.
> 
> Confused.   Does all this mean that we want the patch, or not?

I say we wait on it.

Martin brings up a scenario in which SPARSEMEM is useful without NUMA,
but it Magnus's patch doesn't actually deal with systems like that.
Let's do it right, and base the memory_present() calls off of real data
from the e820 or efi data.

-- Dave

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