linux-kernel - [PATCH 2/6] sched/fair: remove unused parameter of update_nohz

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Message-Id: <20210205114830.781-3-vincent.guittot@linaro.org>
Date:   Fri,  5 Feb 2021 12:48:26 +0100
From:   Vincent Guittot <vincent.guittot@...aro.org>
To:     mingo@...hat.com, peterz@...radead.org, juri.lelli@...hat.com,
        dietmar.eggemann@....com, rostedt@...dmis.org, bsegall@...gle.com,
        mgorman@...e.de, fweisbec@...il.com, tglx@...utronix.de,
        bristot@...hat.com, linux-kernel@...r.kernel.org,
        joel@...lfernandes.org
Cc:     qais.yousef@....com, Vincent Guittot <vincent.guittot@...aro.org>
Subject: [PATCH 2/6] sched/fair: remove unused parameter of update_nohz_stats

idle load balance is the only user of update_nohz_stats and doesn't use
force parameter. Remove it

Signed-off-by: Vincent Guittot <vincent.guittot@...aro.org>
---
 kernel/sched/fair.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index bfe1e235fe01..60b8c1c68ab9 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -8352,7 +8352,7 @@ group_type group_classify(unsigned int imbalance_pct,
 	return group_has_spare;
 }
 
-static bool update_nohz_stats(struct rq *rq, bool force)
+static bool update_nohz_stats(struct rq *rq)
 {
 #ifdef CONFIG_NO_HZ_COMMON
 	unsigned int cpu = rq->cpu;
@@ -8363,7 +8363,7 @@ static bool update_nohz_stats(struct rq *rq, bool force)
 	if (!cpumask_test_cpu(cpu, nohz.idle_cpus_mask))
 		return false;
 
-	if (!force && !time_after(jiffies, rq->last_blocked_load_update_tick))
+	if (!time_after(jiffies, rq->last_blocked_load_update_tick))
 		return true;
 
 	update_blocked_averages(cpu);
@@ -10404,7 +10404,7 @@ static bool _nohz_idle_balance(struct rq *this_rq, unsigned int flags,
 
 		rq = cpu_rq(balance_cpu);
 
-		has_blocked_load |= update_nohz_stats(rq, true);
+		has_blocked_load |= update_nohz_stats(rq);
 
 		/*
 		 * If time for next balance is due,
-- 
2.17.1