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SubjectRe: RFC: Hugepage COW
On Thu, Jul 14, 2005 at 07:00:11PM -0700, Christoph Lameter wrote:
> On Fri, 15 Jul 2005, David Gibson wrote:
>
> > Well, the COW patch implements a fault handler, obviously. What
> > specifically where you thinking about?
>
> About a fault handler of course and about surrounding scalability issues.
> I worked on some hugepage related patches last fall. Have you had a look
> at the work of Ken, Ray and me on the subject?

I'm still not at all sure what you're getting at. Do you mean the
demand-allocation patches which were floating around at some point - I
gather they're important for doing sensible NUMA allocation of
hugepages. They have a small overlap with the COW code, in the fault
handler, but not much.

--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/people/dgibson
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