On Wed, 2007-05-16 at 14:13 -0700, Christoph Lameter wrote:
Not sure how that would help..
That is exactly what is done; and as mpm remarked the other day, its a
binary system; we don't need full gfp fairness just ALLOC_NO_WATERMARKS.
And that is already found in ->reserve_slab; if present the last
allocation needed it; if not the last allocation was good.
Current I stick the newly allocated page's rank in page->rank (yet
another overload of page->index). I've not yet seen the need to keep it