linux-kernel - [PATCH] sched/fair: Remove unused args for pick_next

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Message-Id: <20231020055617.42064-1-s921975628@gmail.com>
Date:   Fri, 20 Oct 2023 13:56:17 +0800
From:   s921975628@...il.com
To:     mingo@...hat.com, peterz@...radead.org
Cc:     vincent.guittot@...aro.org, dietmar.eggemann@....com,
        linux-kernel@...r.kernel.org, s921975628@...il.com
Subject: [PATCH] sched/fair: Remove unused args for pick_next_entity

From: Yiwei Lin <s921975628@...il.com>

The arguments 'curr' for pick_next_entity is useless after
the EEVDF changes.

Signed-off-by: Yiwei Lin <s921975628@...il.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 9ae220808..486f3c2f5 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -5256,7 +5256,7 @@ set_next_entity(struct cfs_rq *cfs_rq, struct sched_entity *se)
  * 4) do not run the "skip" process, if something else is available
  */
 static struct sched_entity *
-pick_next_entity(struct cfs_rq *cfs_rq, struct sched_entity *curr)
+pick_next_entity(struct cfs_rq *cfs_rq)
 {
 	/*
 	 * Enabling NEXT_BUDDY will affect latency but not fairness.
@@ -8160,7 +8160,7 @@ static struct task_struct *pick_task_fair(struct rq *rq)
 				goto again;
 		}
 
-		se = pick_next_entity(cfs_rq, curr);
+		se = pick_next_entity(cfs_rq);
 		cfs_rq = group_cfs_rq(se);
 	} while (cfs_rq);
 
@@ -8223,7 +8223,7 @@ pick_next_task_fair(struct rq *rq, struct task_struct *prev, struct rq_flags *rf
 			}
 		}
 
-		se = pick_next_entity(cfs_rq, curr);
+		se = pick_next_entity(cfs_rq);
 		cfs_rq = group_cfs_rq(se);
 	} while (cfs_rq);
 
@@ -8262,7 +8262,7 @@ pick_next_task_fair(struct rq *rq, struct task_struct *prev, struct rq_flags *rf
 		put_prev_task(rq, prev);
 
 	do {
-		se = pick_next_entity(cfs_rq, NULL);
+		se = pick_next_entity(cfs_rq);
 		set_next_entity(cfs_rq, se);
 		cfs_rq = group_cfs_rq(se);
 	} while (cfs_rq);
-- 
2.34.1