linux-kernel - [tip: sched/core] sched/headers: Move struct pre-declarations to the beginning of the header

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Date: Wed, 05 Jun 2024 11:58:44 -0000
From: "tip-bot2 for Ingo Molnar" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Ingo Molnar <mingo@...nel.org>, Peter Zijlstra <peterz@...radead.org>,
 linux-kernel@...r.kernel.org, x86@...nel.org
Subject: [tip: sched/core] sched/headers: Move struct pre-declarations to the
 beginning of the header

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

Commit-ID:     3cd7271987ffd89c2d5eaeea85d3e9a16aec6894
Gitweb:        https://git.kernel.org/tip/3cd7271987ffd89c2d5eaeea85d3e9a16aec6894
Author:        Ingo Molnar <mingo@...nel.org>
AuthorDate:    Wed, 05 Jun 2024 13:44:28 +02:00
Committer:     Ingo Molnar <mingo@...nel.org>
CommitterDate: Wed, 05 Jun 2024 13:52:25 +02:00

sched/headers: Move struct pre-declarations to the beginning of the header

There's a random number of structure pre-declaration lines in
kernel/sched/sched.h, some of which are unnecessary duplicates.

Move them to the head & order them a bit for readability.

Signed-off-by: Ingo Molnar <mingo@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: linux-kernel@...r.kernel.org
---
 kernel/sched/sched.h | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 078241d..62fd8bc 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -74,6 +74,12 @@
 
 #include "../workqueue_internal.h"
 
+struct rq;
+struct cfs_rq;
+struct rt_rq;
+struct sched_group;
+struct cpuidle_state;
+
 #ifdef CONFIG_PARAVIRT
 # include <asm/paravirt.h>
 # include <asm/paravirt_api_clock.h>
@@ -90,9 +96,6 @@
 # define SCHED_WARN_ON(x)      ({ (void)(x), 0; })
 #endif
 
-struct rq;
-struct cpuidle_state;
-
 /* task_struct::on_rq states: */
 #define TASK_ON_RQ_QUEUED	1
 #define TASK_ON_RQ_MIGRATING	2
@@ -362,9 +365,6 @@ extern void dl_server_init(struct sched_dl_entity *dl_se, struct rq *rq,
 
 #ifdef CONFIG_CGROUP_SCHED
 
-struct cfs_rq;
-struct rt_rq;
-
 extern struct list_head task_groups;
 
 struct cfs_bandwidth {
@@ -996,8 +996,6 @@ struct uclamp_rq {
 DECLARE_STATIC_KEY_FALSE(sched_uclamp_used);
 #endif /* CONFIG_UCLAMP_TASK */
 
-struct rq;
-
 struct balance_callback {
 	struct balance_callback *next;
 	void (*func)(struct rq *rq);
@@ -1255,8 +1253,6 @@ DECLARE_PER_CPU_SHARED_ALIGNED(struct rq, runqueues);
 #define cpu_curr(cpu)		(cpu_rq(cpu)->curr)
 #define raw_rq()		raw_cpu_ptr(&runqueues)
 
-struct sched_group;
-
 #ifdef CONFIG_SCHED_CORE
 static inline struct cpumask *sched_group_span(struct sched_group *sg);