On Sun, Mar 17, 2013 at 07:39:37AM -0700, Andi Kleen wrote:
> Mel Gorman <mgorman@xxxxxxx> writes:
> > +
> > + /*
> > + * For direct reclaim, reclaim the number of pages requested. Less
> > + * care is taken to ensure that scanning for each LRU is properly
> > + * proportional. This is unfortunate and is improper aging but
> > + * minimises the amount of time a process is stalled.
> > + */
> > + if (!current_is_kswapd()) {
> > + if (nr_reclaimed >= nr_to_reclaim) {
> > + for_each_evictable_lru(l)
>
> Don't we need some NUMA awareness here?
> Similar below.
>
Of what sort? In this context we are usually dealing with a zone and in
the case of kswapd it is only ever dealing with a single node.
--
Mel Gorman
SUSE Labs
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