Messages in this thread | | | Date | Tue, 23 Sep 2008 08:18:43 -0500 | From | Christoph Lameter <> | Subject | Re: [patch] mm: pageable memory allocator (for DRM-GEM?) |
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Jerome Glisse wrote: > > Also what about a uncached page allocator ? As some drivers might need > them, there is no number but i think their was some concern that changing > PAT too often might be costly and that we would better have a poll of > such pages.
IA64 has an uncached allocator. See arch/ia64/include/asm/incached.h and arch/ia64/kernel/uncached.c. Probably not exactly what you want but its a starting point.
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