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-rw-r--r--kernel/sched_fair.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index cf958aefac3..6c091d6e159 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -1106,7 +1106,11 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p)
}
gran = sysctl_sched_wakeup_granularity;
- if (unlikely(se->load.weight != NICE_0_LOAD))
+ /*
+ * More easily preempt - nice tasks, while not making
+ * it harder for + nice tasks.
+ */
+ if (unlikely(se->load.weight > NICE_0_LOAD))
gran = calc_delta_fair(gran, &se->load);
if (pse->vruntime + gran < se->vruntime)