linux-kernel - [tip: sched/core] sched/headers: Rename rcu_dereference_check_sched_domain() => rcu_dereference_sched

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Message-ID: <176569840673.498.17925870710882448818.tip-bot2@tip-bot2>
Date: Sun, 14 Dec 2025 07:46:46 -0000
From: "tip-bot2 for Peter Zijlstra" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: "Peter Zijlstra (Intel)" <peterz@...radead.org>,
 Ingo Molnar <mingo@...nel.org>, x86@...nel.org, linux-kernel@...r.kernel.org
Subject: [tip: sched/core] sched/headers: Rename
 rcu_dereference_check_sched_domain() => rcu_dereference_sched_domain()

The following commit has been merged into the sched/core branch of tip:

Commit-ID:     f24165bfa7ef6b37856c8f51e2001b9ad10ba688
Gitweb:        https://git.kernel.org/tip/f24165bfa7ef6b37856c8f51e2001b9ad10ba688
Author:        Peter Zijlstra <peterz@...radead.org>
AuthorDate:    Fri, 28 Nov 2025 13:31:36 +01:00
Committer:     Ingo Molnar <mingo@...nel.org>
CommitterDate: Sun, 14 Dec 2025 08:25:02 +01:00

sched/headers: Rename rcu_dereference_check_sched_domain() => rcu_dereference_sched_domain()

Remove check from the name for being surplus to requirements.

Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 kernel/sched/fair.c  | 2 +-
 kernel/sched/sched.h | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 708ad01..74a0550 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -12857,7 +12857,7 @@ static int sched_balance_newidle(struct rq *this_rq, struct rq_flags *rf)
 	rq_unpin_lock(this_rq, rf);
 
 	rcu_read_lock();
-	sd = rcu_dereference_check_sched_domain(this_rq->sd);
+	sd = rcu_dereference_sched_domain(this_rq->sd);
 	if (!sd) {
 		rcu_read_unlock();
 		goto out;
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index d30cca6..2c0a4ea 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -2010,7 +2010,7 @@ queue_balance_callback(struct rq *rq,
 	rq->balance_callback = head;
 }
 
-#define rcu_dereference_check_sched_domain(p) \
+#define rcu_dereference_sched_domain(p) \
 	rcu_dereference_check((p), lockdep_is_held(&sched_domains_mutex))
 
 /*
@@ -2021,7 +2021,7 @@ queue_balance_callback(struct rq *rq,
  * preempt-disabled sections.
  */
 #define for_each_domain(cpu, __sd) \
-	for (__sd = rcu_dereference_check_sched_domain(cpu_rq(cpu)->sd); \
+	for (__sd = rcu_dereference_sched_domain(cpu_rq(cpu)->sd); \
 			__sd; __sd = __sd->parent)
 
 /* A mask of all the SD flags that have the SDF_SHARED_CHILD metaflag */