diff options
| author | Vincent Guittot <vincent.guittot@linaro.org> | 2021-10-19 14:35:35 +0200 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2021-10-31 11:11:38 +0100 |
| commit | e60b56e46b384cee1ad34e6adc164d883049c6c3 (patch) | |
| tree | fbef67008a7ce5d24913b43f5df56d3629ed3de5 /include/linux/sched | |
| parent | 9d783c8dd112ad4b619e74e4bf57d2be0b400693 (diff) | |
sched/fair: Wait before decaying max_newidle_lb_cost
Decay max_newidle_lb_cost only when it has not been updated for a while
and ensure to not decay a recently changed value.
Signed-off-by: Vincent Guittot <vincent.guittot@linaro.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
Acked-by: Mel Gorman <mgorman@suse.de>
Link: https://lore.kernel.org/r/20211019123537.17146-4-vincent.guittot@linaro.org
Diffstat (limited to 'include/linux/sched')
| -rw-r--r-- | include/linux/sched/topology.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/sched/topology.h b/include/linux/sched/topology.h index 2f9166f6dec8..c07bfa2d80f2 100644 --- a/include/linux/sched/topology.h +++ b/include/linux/sched/topology.h @@ -105,7 +105,7 @@ struct sched_domain { /* idle_balance() stats */ u64 max_newidle_lb_cost; - unsigned long next_decay_max_lb_cost; + unsigned long last_decay_max_lb_cost; u64 avg_scan_cost; /* select_idle_sibling */ |