On 06/21/2016 04:15 PM, Mel Gorman wrote:
kswapd goes through some complex steps trying to figure out if it
should stay awake based on the classzone_idx and the requested order.
It is unnecessarily complex and passes in an invalid classzone_idx to
balance_pgdat(). What matters most of all is whe
On Thu, Jun 16, 2016 at 09:30:33AM +0100, Mel Gorman wrote:
> > >@@ -2727,7 +2727,7 @@ static bool pfmemalloc_watermark_ok(pg_data_t *pgdat)
> > >
> > > /* kswapd must be awake if processes are being throttled */
> > > if (!wmark_ok && waitqueue_active(&pgdat->kswapd_wait)) {
> > >- pg
On Wed, Jun 15, 2016 at 05:18:00PM +0200, Vlastimil Babka wrote:
> >@@ -1209,9 +1209,10 @@ static pg_data_t __ref *hotadd_new_pgdat(int nid, u64
> >start)
> >
> > arch_refresh_nodedata(nid, pgdat);
> > } else {
> >-/* Reset the nr_zones and classzone_idx to 0 before reu
On 06/09/2016 08:04 PM, Mel Gorman wrote:
kswapd goes through some complex steps trying to figure out if it
should stay awake based on the classzone_idx and the requested order.
It is unnecessarily complex and passes in an invalid classzone_idx to
balance_pgdat(). What matters most of all is whe
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