On Tue, 21 Nov 2006, Christoph Lameter wrote:
Are GFP_HIGHUSER allocations always movable? It would reduce the size of
the patch if this would be added to GFP_HIGHUSER.
No, they aren't. Page tables allocated with HIGHPTE are currently not
movable for example. A number of drivers (infiniband for example) also use
__GFP_HIGHMEM that are not movable.
--
Mel Gorman
Part-time Phd Student Linux Technology Center
University of Limerick IBM Dublin Software Lab
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