Re: sparsemem support for mips with highmem

[Dave Hansen <dave@xxxxxxxxxxxxxxxxxx>]

On Mon, 2008-08-18 at 16:24 -0500, Christoph Lameter wrote:
> 
> This overhead can be avoided by configuring sparsemem to use a virtual vmemmap
> (CONFIG_SPARSEMEM_VMEMMAP). In that case it can be used for non NUMA since the
> overhead is less than even FLATMEM.

Is that all it takes these days, or do you need some other arch-specific
code to help out?

-- Dave