sched/fair: Update comments after sched_tick() rename.

scheduler_tick() was renamed to sched_tick() in 86dd6c0
("sched/balancing: Rename scheduler_tick() => sched_tick()").

Update comments still referring to scheduler_tick.

Signed-off-by: Sebastian Andrzej Siewior <[email protected]>
Signed-off-by: Peter Zijlstra (Intel) <[email protected]>
Link: https://lkml.kernel.org/r/[email protected]

Author: Sebastian Andrzej Siewior

kernel/sched/fair.c

@@ -12868,9 +12868,9 @@ static int sched_balance_newidle(struct rq *this_rq, struct rq_flags *rf)
 /*
  * This softirq handler is triggered via SCHED_SOFTIRQ from two places:
  *
- * - directly from the local scheduler_tick() for periodic load balancing
+ * - directly from the local sched_tick() for periodic load balancing
  *
- * - indirectly from a remote scheduler_tick() for NOHZ idle balancing
+ * - indirectly from a remote sched_tick() for NOHZ idle balancing
  *   through the SMP cross-call nohz_csd_func()
  */
 static __latent_entropy void sched_balance_softirq(void)