| From | "Hillf Danton" <> | Subject | Re: [PATCH 2/9] mm: fix check for reclaimable pages in PF_MEMALLOC reclaim throttling | Date | Thu, 02 Mar 2017 11:25:34 +0800 |
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On March 01, 2017 5:40 AM Johannes Weiner wrote: > > PF_MEMALLOC direct reclaimers get throttled on a node when the sum of > all free pages in each zone fall below half the min watermark. During > the summation, we want to exclude zones that don't have reclaimables. > Checking the same pgdat over and over again doesn't make sense. > > Fixes: 599d0c954f91 ("mm, vmscan: move LRU lists to node") > Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> > --- Acked-by: Hillf Danton <hillf.zj@alibaba-inc.com>
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