On Thu, Jan 09 2014, Joonsoo Kim <iamjoonsoo.kim@xxxxxxx> wrote: > Third, there is the problem on buddy allocator. It doesn't consider > migratetype when merging buddy, so pages from cma or isolate region can > be moved to other migratetype freelist. It makes CMA failed over and over. > To prevent it, the buddy allocator should consider migratetype if > CMA/ISOLATE is enabled. There should never be situation where a CMA page shares a pageblock (or a max-order page) with a non-CMA page though, so this should never be an issue. -- Best regards, _ _ .o. | Liege of Serenely Enlightened Majesty of o' \,=./ `o ..o | Computer Science, Michał “mina86” Nazarewicz (o o) ooo +--<mpn@xxxxxxxxxx>--<xmpp:mina86@xxxxxxxxxx>--ooO--(_)--Ooo--
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