linux-kernel - [PATCH] sched/fair: Use true and false for bool variable

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Date:   Thu, 18 Feb 2021 18:10:11 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     mingo@...hat.com
Cc:     peterz@...radead.org, juri.lelli@...hat.com,
        vincent.guittot@...aro.org, dietmar.eggemann@....com,
        rostedt@...dmis.org, bsegall@...gle.com, mgorman@...e.de,
        bristot@...hat.com, linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Subject: [PATCH] sched/fair: Use true and false for bool variable

Fix the following coccicheck warnings:

./kernel/sched/fair.c:9504:9-10: WARNING: return of 0/1 in function
'voluntary_active_balance' with return type bool.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 kernel/sched/fair.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 04a3ce2..cf78337 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -9501,7 +9501,7 @@ static struct rq *find_busiest_queue(struct lb_env *env,
 	struct sched_domain *sd = env->sd;
 
 	if (asym_active_balance(env))
-		return 1;
+		return true;
 
 	/*
 	 * The dst_cpu is idle and the src_cpu CPU has only 1 CFS task.
@@ -9513,13 +9513,13 @@ static struct rq *find_busiest_queue(struct lb_env *env,
 	    (env->src_rq->cfs.h_nr_running == 1)) {
 		if ((check_cpu_capacity(env->src_rq, sd)) &&
 		    (capacity_of(env->src_cpu)*sd->imbalance_pct < capacity_of(env->dst_cpu)*100))
-			return 1;
+			return true;
 	}
 
 	if (env->migration_type == migrate_misfit)
-		return 1;
+		return true;
 
-	return 0;
+	return false;
 }
 
 static int need_active_balance(struct lb_env *env)
-- 
1.8.3.1