Re: [PATCH 03/10] mm: tag reseve pages

Christoph Lameter
2007-08-06T19:16:11Z

On Mon, 6 Aug 2007, Andrew Morton wrote:

> Plus I don't think there are many flags left in the upper 32-bits. ia64
> swooped in and gobbled lots of them, although it's not immediately clear
> how many were consumed.

IA64 uses one of these bits for the uncached allocator. 10 bits used for
the node. Sparsemem may use some of the rest.