Re: [RFC PATCH 3/3] CMA: always treat free cma pages as non-free on watermark checking

[Michal Nazarewicz]

On Wed, May 07 2014, Joonsoo Kim wrote:
> commit d95ea5d1('cma: fix watermark checking') introduces ALLOC_CMA flag
> for alloc flag and treats free cma pages as free pages if this flag is
> passed to watermark checking. Intention of that patch is that movable page
> allocation can be be handled from cma reserved region without starting
> kswapd. Now, previous patch changes the behaviour of allocator that
> movable allocation uses the page on cma reserved region aggressively,
> so this watermark hack isn't needed anymore. Therefore remove it.
>
> Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>

Acked-by: Michal Nazarewicz <mina86@xxxxxxxxxx>


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