linux-kernel - [PATCH] sched/core: remove unneeded ptr movement in sched

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Date:   Sat, 3 Jun 2023 15:31:16 +0800
From:   Miaohe Lin <linmiaohe@...wei.com>
To:     <mingo@...hat.com>, <peterz@...radead.org>,
        <juri.lelli@...hat.com>, <vincent.guittot@...aro.org>
CC:     <dietmar.eggemann@....com>, <rostedt@...dmis.org>,
        <bsegall@...gle.com>, <mgorman@...e.de>, <bristot@...hat.com>,
        <vschneid@...hat.com>, <linux-kernel@...r.kernel.org>,
        <linmiaohe@...wei.com>
Subject: [PATCH] sched/core: remove unneeded ptr movement in sched_init()

There's no need to move the ptr forward after root_task_group.rt_rq is
set as ptr is not used since then.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 kernel/sched/core.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 239fa7a80c0f..bfc655b82bd5 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -9937,7 +9937,6 @@ void __init sched_init(void)
 		ptr += nr_cpu_ids * sizeof(void **);
 
 		root_task_group.rt_rq = (struct rt_rq **)ptr;
-		ptr += nr_cpu_ids * sizeof(void **);
 
 #endif /* CONFIG_RT_GROUP_SCHED */
 	}
-- 
2.27.0