> On Mon, 18 Jun 2007 10:30:42 +0100 (IST) Mel Gorman <[email protected]> wrote:
> +
> + /*
> + * It's a race if compaction frees a suitable page but
> + * someone else allocates it
> + */
> + count_vm_event(COMPACTRACE);
> + }
Could perhaps cause arbitrarily long starvation. A fix would be to free
the synchronously-compacted higher-order page into somewhere which is
private to this task (a new field in task_struct would be one such place).
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