Dave Hansen writes:
> On 6/30/20 1:22 AM, Huang, Ying wrote:
>>> + /*
>>> +* To avoid cycles in the migration "graph", ensure
>>> +* that migration sources are not future targets by
>>> +* setting them in 'used_targets'.
>>> +*
>>> +* But, do this only once per pass so that
On 6/30/20 1:22 AM, Huang, Ying wrote:
>> +/*
>> + * To avoid cycles in the migration "graph", ensure
>> + * that migration sources are not future targets by
>> + * setting them in 'used_targets'.
>> + *
>> + * But, do this only once per pass so that multiple
>> + *
Dave Hansen writes:
> +/*
> + * Find an automatic demotion target for 'node'.
> + * Failing here is OK. It might just indicate
> + * being at the end of a chain.
> + */
> +static int establish_migrate_target(int node, nodemask_t *used)
> +{
> + int migration_target;
> +
> + /*
> +
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