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-rw-r--r--kernel/sched/sched.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 24dc298..ce39224d 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -410,6 +410,9 @@ struct rq {
u64 nohz_stamp;
unsigned long nohz_flags;
#endif
+#ifdef CONFIG_NO_HZ_FULL
+ unsigned long last_sched_tick;
+#endif
int skip_clock_update;
/* capture load from *all* tasks on this cpu: */
@@ -1090,6 +1093,13 @@ static inline void dec_nr_running(struct rq *rq)
rq->nr_running--;
}
+static inline void rq_last_tick_reset(struct rq *rq)
+{
+#ifdef CONFIG_NO_HZ_FULL
+ rq->last_sched_tick = jiffies;
+#endif
+}
+
extern void update_rq_clock(struct rq *rq);
extern void activate_task(struct rq *rq, struct task_struct *p, int flags);