On Tue, May 12, 2015 at 09:54:51AM +0200, Vlastimil Babka wrote:
> On 05/12/2015 09:51 AM, Vlastimil Babka wrote:
> >> {
> >> struct page *page;
> >>+ bool steal_fallback;
> >>
> >>-retry_reserve:
> >>+retry:
> >> page = __rmqueue_smallest(zone, order, migratetype);
> >>
> >> if (unlikely(!page) && migratetype != MIGRATE_RESERVE) {
> >> if (migratetype == MIGRATE_MOVABLE)
> >> page = __rmqueue_cma_fallback(zone, order);
> >>
> >>- if (!page)
> >>- page = __rmqueue_fallback(zone, order, migratetype);
> >>+ if (page)
> >>+ goto out;
> >>+
> >>+ steal_fallback = __rmqueue_fallback(zone, order, migratetype);
>
> Oh and the variable can be probably replaced by calling
> __rmqueue_fallback directly in the if() below.
Will do.
Thanks.
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