Re: [PATCH] CMA: treat free cma pages as non-free if not ALLOC_CMA on watermark checking

[Christoph Lameter]

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.

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