[PATCH 12/15] drivers: add Contiguous Memory Allocator

Hillf Danton dhillf at gmail.com
Mon Feb 6 07:51:54 EST 2012


2012/2/5 Michal Nazarewicz <mina86 at mina86.com>:
> On Sun, 05 Feb 2012 05:25:40 +0100, Hillf Danton <dhillf at gmail.com> wrote:
>>
>> Without boot mem reservation, what is the successful rate of CMA to
>> serve requests of 1MiB, 2MiB, 4MiB and 8MiB chunks?
>
>
> CMA will work as long as you manage to get some pageblocks marked as
> MIGRATE_CMA and move all non-movable pages away.  You might try and get it
> done after system has booted but we have not tried nor tested it.

Better to include whatever test results in change log.

And no more questions ;)



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