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    SubjectRe: [RFC 13/16] mm/cma: populate ZONE_CMA and use this zone when GFP_HIGHUSERMOVABLE
    On Sat, Feb 14, 2015 at 02:02:16PM +0900, Gioh Kim wrote:
    >
    >
    > 2015-02-12 오후 4:32에 Joonsoo Kim 이(가) 쓴 글:
    > > Until now, reserved pages for CMA are managed altogether with normal
    > > page in the same zone. This approach has numorous problems and fixing
    > > them isn't easy. To fix this situation, ZONE_CMA is introduced in
    > > previous patch, but, not yet populated. This patch implement population
    > > of ZONE_CMA by stealing reserved pages from normal zones. This stealing
    > > break one uncertain assumption on zone, that is, zone isn't overlapped.
    > > In the early of this series, some check is inserted to every zone's span
    > > iterator to handle zone overlap so there would be no problem with
    > > this assumption break.
    > >
    > > To utilize this zone, user should use GFP_HIGHUSERMOVABLE, because
    >
    > I think it might be typo of GFP_HIGHUSER_MOVABLE.
    >

    Yes, I will correct next time.

    Thanks.


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