linux-kernel - [PATCH] sched: use nr_cpus

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Message-ID: <Y3Rd8B7oRjds4yCB@localhost.localdomain>
Date:   Wed, 16 Nov 2022 11:50:08 +0800
From:   Hui Su <suhui_kernel@....com>
To:     Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Juri Lelli <juri.lelli@...hat.com>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ben Segall <bsegall@...gle.com>, Mel Gorman <mgorman@...e.de>,
        Daniel Bristot de Oliveira <bristot@...hat.com>,
        Valentin Schneider <vschneid@...hat.com>,
        linux-kernel@...r.kernel.org
Cc:     suhui@...u.com
Subject: [PATCH] sched: use nr_cpus_node() here

use nr_cpus_node() here

Signed-off-by: Hui Su <suhui_kernel@....com>
---
 kernel/sched/fair.c     | 2 +-
 kernel/sched/topology.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index e4a0b8bd941c..94e3c9169a8f 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -1805,7 +1805,7 @@ static void update_numa_stats(struct task_numa_env *env,
 	}
 	rcu_read_unlock();
 
-	ns->weight = cpumask_weight(cpumask_of_node(nid));
+	ns->weight = nr_cpus_node(nid);
 
 	ns->node_type = numa_classify(env->imbalance_pct, ns);
 
diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c
index 8739c2a5a54e..4d06ec82c61b 100644
--- a/kernel/sched/topology.c
+++ b/kernel/sched/topology.c
@@ -1999,7 +1999,7 @@ void sched_update_numa(int cpu, bool online)
 	 * Scheduler NUMA topology is updated when the first CPU of a
 	 * node is onlined or the last CPU of a node is offlined.
 	 */
-	if (cpumask_weight(cpumask_of_node(node)) != 1)
+	if (nr_cpus_node(node) != 1)
 		return;
 
 	sched_reset_numa();
-- 
2.34.1