Messages in this thread | | | Date | Fri, 23 Jan 2015 10:23:34 +0900 | From | Joonsoo Kim <> | Subject | Re: [PATCH] CMA: treat free cma pages as non-free if not ALLOC_CMA on watermark checking |
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On Thu, Jan 22, 2015 at 10:12:43AM -0600, Christoph Lameter wrote: > On Thu, 22 Jan 2015, Joonsoo Kim wrote: > > > > Just out of curiosity, "new zone"? Something like movable zone? > > > > Yes, I named it as ZONE_CMA. Maybe I can send prototype of > > implementation within 1 or 2 weeks. > > Ugghh. I'd rather reduce the zone types. Do we need slab allocator etc > allocations in that zone? This will multiply the management structures in > various subsystems.
Hello,
Pages in CMA area should be movable so slab allocator which uses unmovable/reclaimable allocation wouldn't need to consider that zone.
Thanks.
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